Mercurial > hg > truffle
annotate src/share/vm/utilities/ostream.cpp @ 20417:d35872270666
8057658: Enable G1 FullGC extensions
Summary: Refactored the G1 FullGC code to enable it to be extended.
Reviewed-by: mgerdin, brutisso
author | sjohanss |
---|---|
date | Tue, 09 Sep 2014 00:05:25 +0200 |
parents | 6e0cb14ce59b |
children | c2844108a708 |
rev | line source |
---|---|
0 | 1 /* |
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17827
diff
changeset
|
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1353
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1353
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1353
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #include "precompiled.hpp" |
26 #include "compiler/compileLog.hpp" | |
20190
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
27 #include "gc_implementation/shared/gcId.hpp" |
1972 | 28 #include "oops/oop.inline.hpp" |
29 #include "runtime/arguments.hpp" | |
30 #include "utilities/defaultStream.hpp" | |
31 #include "utilities/ostream.hpp" | |
32 #include "utilities/top.hpp" | |
33 #include "utilities/xmlstream.hpp" | |
34 #ifdef TARGET_OS_FAMILY_linux | |
35 # include "os_linux.inline.hpp" | |
36 #endif | |
37 #ifdef TARGET_OS_FAMILY_solaris | |
38 # include "os_solaris.inline.hpp" | |
39 #endif | |
40 #ifdef TARGET_OS_FAMILY_windows | |
41 # include "os_windows.inline.hpp" | |
42 #endif | |
14411 | 43 #ifdef TARGET_OS_FAMILY_aix |
44 # include "os_aix.inline.hpp" | |
45 #endif | |
3960 | 46 #ifdef TARGET_OS_FAMILY_bsd |
47 # include "os_bsd.inline.hpp" | |
48 #endif | |
0 | 49 |
50 extern "C" void jio_print(const char* s); // Declarationtion of jvm method | |
51 | |
52 outputStream::outputStream(int width) { | |
53 _width = width; | |
54 _position = 0; | |
55 _newlines = 0; | |
56 _precount = 0; | |
57 _indentation = 0; | |
58 } | |
59 | |
60 outputStream::outputStream(int width, bool has_time_stamps) { | |
61 _width = width; | |
62 _position = 0; | |
63 _newlines = 0; | |
64 _precount = 0; | |
65 _indentation = 0; | |
66 if (has_time_stamps) _stamp.update(); | |
67 } | |
68 | |
69 void outputStream::update_position(const char* s, size_t len) { | |
70 for (size_t i = 0; i < len; i++) { | |
71 char ch = s[i]; | |
72 if (ch == '\n') { | |
73 _newlines += 1; | |
74 _precount += _position + 1; | |
75 _position = 0; | |
76 } else if (ch == '\t') { | |
100
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
77 int tw = 8 - (_position & 7); |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
78 _position += tw; |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
79 _precount -= tw-1; // invariant: _precount + _position == total count |
0 | 80 } else { |
81 _position += 1; | |
82 } | |
83 } | |
84 } | |
85 | |
86 // Execute a vsprintf, using the given buffer if necessary. | |
87 // Return a pointer to the formatted string. | |
88 const char* outputStream::do_vsnprintf(char* buffer, size_t buflen, | |
89 const char* format, va_list ap, | |
90 bool add_cr, | |
91 size_t& result_len) { | |
92 const char* result; | |
93 if (add_cr) buflen--; | |
94 if (!strchr(format, '%')) { | |
95 // constant format string | |
96 result = format; | |
97 result_len = strlen(result); | |
98 if (add_cr && result_len >= buflen) result_len = buflen-1; // truncate | |
99 } else if (format[0] == '%' && format[1] == 's' && format[2] == '\0') { | |
100 // trivial copy-through format string | |
101 result = va_arg(ap, const char*); | |
102 result_len = strlen(result); | |
103 if (add_cr && result_len >= buflen) result_len = buflen-1; // truncate | |
104 } else if (vsnprintf(buffer, buflen, format, ap) >= 0) { | |
105 result = buffer; | |
106 result_len = strlen(result); | |
107 } else { | |
108 DEBUG_ONLY(warning("increase O_BUFLEN in ostream.hpp -- output truncated");) | |
109 result = buffer; | |
110 result_len = buflen - 1; | |
111 buffer[result_len] = 0; | |
112 } | |
113 if (add_cr) { | |
114 if (result != buffer) { | |
115 strncpy(buffer, result, buflen); | |
116 result = buffer; | |
117 } | |
118 buffer[result_len++] = '\n'; | |
119 buffer[result_len] = 0; | |
120 } | |
121 return result; | |
122 } | |
123 | |
124 void outputStream::print(const char* format, ...) { | |
125 char buffer[O_BUFLEN]; | |
126 va_list ap; | |
127 va_start(ap, format); | |
128 size_t len; | |
129 const char* str = do_vsnprintf(buffer, O_BUFLEN, format, ap, false, len); | |
130 write(str, len); | |
131 va_end(ap); | |
132 } | |
133 | |
134 void outputStream::print_cr(const char* format, ...) { | |
135 char buffer[O_BUFLEN]; | |
136 va_list ap; | |
137 va_start(ap, format); | |
138 size_t len; | |
139 const char* str = do_vsnprintf(buffer, O_BUFLEN, format, ap, true, len); | |
140 write(str, len); | |
141 va_end(ap); | |
142 } | |
143 | |
144 void outputStream::vprint(const char *format, va_list argptr) { | |
145 char buffer[O_BUFLEN]; | |
146 size_t len; | |
147 const char* str = do_vsnprintf(buffer, O_BUFLEN, format, argptr, false, len); | |
148 write(str, len); | |
149 } | |
150 | |
151 void outputStream::vprint_cr(const char* format, va_list argptr) { | |
152 char buffer[O_BUFLEN]; | |
153 size_t len; | |
154 const char* str = do_vsnprintf(buffer, O_BUFLEN, format, argptr, true, len); | |
155 write(str, len); | |
156 } | |
157 | |
158 void outputStream::fill_to(int col) { | |
100
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
159 int need_fill = col - position(); |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
160 sp(need_fill); |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
161 } |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
162 |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
163 void outputStream::move_to(int col, int slop, int min_space) { |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
164 if (position() >= col + slop) |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
165 cr(); |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
166 int need_fill = col - position(); |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
167 if (need_fill < min_space) |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
168 need_fill = min_space; |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
169 sp(need_fill); |
0 | 170 } |
171 | |
172 void outputStream::put(char ch) { | |
173 assert(ch != 0, "please fix call site"); | |
174 char buf[] = { ch, '\0' }; | |
175 write(buf, 1); | |
176 } | |
177 | |
100
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
178 #define SP_USE_TABS false |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
179 |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
180 void outputStream::sp(int count) { |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
181 if (count < 0) return; |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
182 if (SP_USE_TABS && count >= 8) { |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
183 int target = position() + count; |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
184 while (count >= 8) { |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
185 this->write("\t", 1); |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
186 count -= 8; |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
187 } |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
188 count = target - position(); |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
189 } |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
190 while (count > 0) { |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
191 int nw = (count > 8) ? 8 : count; |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
192 this->write(" ", nw); |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
193 count -= nw; |
c7c777385a15
6667042: PrintAssembly option does not work without special plugin
jrose
parents:
0
diff
changeset
|
194 } |
0 | 195 } |
196 | |
197 void outputStream::cr() { | |
198 this->write("\n", 1); | |
199 } | |
200 | |
201 void outputStream::stamp() { | |
202 if (! _stamp.is_updated()) { | |
203 _stamp.update(); // start at 0 on first call to stamp() | |
204 } | |
205 | |
206 // outputStream::stamp() may get called by ostream_abort(), use snprintf | |
207 // to avoid allocating large stack buffer in print(). | |
208 char buf[40]; | |
209 jio_snprintf(buf, sizeof(buf), "%.3f", _stamp.seconds()); | |
210 print_raw(buf); | |
211 } | |
212 | |
342
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
213 void outputStream::stamp(bool guard, |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
214 const char* prefix, |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
215 const char* suffix) { |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
216 if (!guard) { |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
217 return; |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
218 } |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
219 print_raw(prefix); |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
220 stamp(); |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
221 print_raw(suffix); |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
222 } |
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
102
diff
changeset
|
223 |
0 | 224 void outputStream::date_stamp(bool guard, |
225 const char* prefix, | |
226 const char* suffix) { | |
227 if (!guard) { | |
228 return; | |
229 } | |
230 print_raw(prefix); | |
231 static const char error_time[] = "yyyy-mm-ddThh:mm:ss.mmm+zzzz"; | |
232 static const int buffer_length = 32; | |
233 char buffer[buffer_length]; | |
234 const char* iso8601_result = os::iso8601_time(buffer, buffer_length); | |
235 if (iso8601_result != NULL) { | |
236 print_raw(buffer); | |
237 } else { | |
238 print_raw(error_time); | |
239 } | |
240 print_raw(suffix); | |
241 return; | |
242 } | |
243 | |
20190
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
244 void outputStream::gclog_stamp(const GCId& gc_id) { |
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
245 date_stamp(PrintGCDateStamps); |
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
246 stamp(PrintGCTimeStamps); |
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
247 if (PrintGCID) { |
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
248 print("#%u: ", gc_id.id()); |
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
249 } |
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
250 } |
0982ec23da03
8043607: Add a GC id as a log decoration similar to PrintGCTimeStamps
brutisso
parents:
17937
diff
changeset
|
251 |
6605 | 252 outputStream& outputStream::indent() { |
0 | 253 while (_position < _indentation) sp(); |
6605 | 254 return *this; |
0 | 255 } |
256 | |
257 void outputStream::print_jlong(jlong value) { | |
7623
203f64878aab
7102489: RFE: cleanup jlong typedef on __APPLE__and _LLP64 systems.
hseigel
parents:
6843
diff
changeset
|
258 print(JLONG_FORMAT, value); |
0 | 259 } |
260 | |
261 void outputStream::print_julong(julong value) { | |
7623
203f64878aab
7102489: RFE: cleanup jlong typedef on __APPLE__and _LLP64 systems.
hseigel
parents:
6843
diff
changeset
|
262 print(JULONG_FORMAT, value); |
0 | 263 } |
264 | |
6605 | 265 /** |
266 * This prints out hex data in a 'windbg' or 'xxd' form, where each line is: | |
267 * <hex-address>: 8 * <hex-halfword> <ascii translation (optional)> | |
268 * example: | |
269 * 0000000: 7f44 4f46 0102 0102 0000 0000 0000 0000 .DOF............ | |
270 * 0000010: 0000 0000 0000 0040 0000 0020 0000 0005 .......@... .... | |
271 * 0000020: 0000 0000 0000 0040 0000 0000 0000 015d .......@.......] | |
272 * ... | |
273 * | |
274 * indent is applied to each line. Ends with a CR. | |
275 */ | |
276 void outputStream::print_data(void* data, size_t len, bool with_ascii) { | |
277 size_t limit = (len + 16) / 16 * 16; | |
278 for (size_t i = 0; i < limit; ++i) { | |
279 if (i % 16 == 0) { | |
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17827
diff
changeset
|
280 indent().print(SIZE_FORMAT_HEX_W(07)":", i); |
6605 | 281 } |
282 if (i % 2 == 0) { | |
283 print(" "); | |
284 } | |
285 if (i < len) { | |
286 print("%02x", ((unsigned char*)data)[i]); | |
287 } else { | |
288 print(" "); | |
289 } | |
290 if ((i + 1) % 16 == 0) { | |
291 if (with_ascii) { | |
292 print(" "); | |
293 for (size_t j = 0; j < 16; ++j) { | |
294 size_t idx = i + j - 15; | |
295 if (idx < len) { | |
296 char c = ((char*)data)[idx]; | |
297 print("%c", c >= 32 && c <= 126 ? c : '.'); | |
298 } | |
299 } | |
300 } | |
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17827
diff
changeset
|
301 cr(); |
6605 | 302 } |
303 } | |
304 } | |
305 | |
0 | 306 stringStream::stringStream(size_t initial_size) : outputStream() { |
307 buffer_length = initial_size; | |
308 buffer = NEW_RESOURCE_ARRAY(char, buffer_length); | |
309 buffer_pos = 0; | |
310 buffer_fixed = false; | |
11136
dbc0b5dc08f5
7143807: ResourceMark nesting problem in stringStream
fparain
parents:
8108
diff
changeset
|
311 DEBUG_ONLY(rm = Thread::current()->current_resource_mark();) |
0 | 312 } |
313 | |
314 // useful for output to fixed chunks of memory, such as performance counters | |
315 stringStream::stringStream(char* fixed_buffer, size_t fixed_buffer_size) : outputStream() { | |
316 buffer_length = fixed_buffer_size; | |
317 buffer = fixed_buffer; | |
318 buffer_pos = 0; | |
319 buffer_fixed = true; | |
320 } | |
321 | |
322 void stringStream::write(const char* s, size_t len) { | |
323 size_t write_len = len; // number of non-null bytes to write | |
324 size_t end = buffer_pos + len + 1; // position after write and final '\0' | |
325 if (end > buffer_length) { | |
326 if (buffer_fixed) { | |
327 // if buffer cannot resize, silently truncate | |
328 end = buffer_length; | |
329 write_len = end - buffer_pos - 1; // leave room for the final '\0' | |
330 } else { | |
331 // For small overruns, double the buffer. For larger ones, | |
332 // increase to the requested size. | |
333 if (end < buffer_length * 2) { | |
334 end = buffer_length * 2; | |
335 } | |
336 char* oldbuf = buffer; | |
11136
dbc0b5dc08f5
7143807: ResourceMark nesting problem in stringStream
fparain
parents:
8108
diff
changeset
|
337 assert(rm == NULL || Thread::current()->current_resource_mark() == rm, |
dbc0b5dc08f5
7143807: ResourceMark nesting problem in stringStream
fparain
parents:
8108
diff
changeset
|
338 "stringStream is re-allocated with a different ResourceMark"); |
0 | 339 buffer = NEW_RESOURCE_ARRAY(char, end); |
340 strncpy(buffer, oldbuf, buffer_pos); | |
341 buffer_length = end; | |
342 } | |
343 } | |
344 // invariant: buffer is always null-terminated | |
345 guarantee(buffer_pos + write_len + 1 <= buffer_length, "stringStream oob"); | |
346 buffer[buffer_pos + write_len] = 0; | |
347 strncpy(buffer + buffer_pos, s, write_len); | |
348 buffer_pos += write_len; | |
349 | |
350 // Note that the following does not depend on write_len. | |
351 // This means that position and count get updated | |
352 // even when overflow occurs. | |
353 update_position(s, len); | |
354 } | |
355 | |
356 char* stringStream::as_string() { | |
12215 | 357 char* copy = NEW_RESOURCE_ARRAY(char, buffer_pos + 1); |
0 | 358 strncpy(copy, buffer, buffer_pos); |
359 copy[buffer_pos] = 0; // terminating null | |
360 return copy; | |
361 } | |
362 | |
363 stringStream::~stringStream() {} | |
364 | |
365 xmlStream* xtty; | |
366 outputStream* tty; | |
367 outputStream* gclog_or_tty; | |
20375
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
368 CDS_ONLY(fileStream* classlist_file;) // Only dump the classes that can be stored into the CDS archive |
0 | 369 extern Mutex* tty_lock; |
370 | |
12215 | 371 #define EXTRACHARLEN 32 |
372 #define CURRENTAPPX ".current" | |
373 #define FILENAMEBUFLEN 1024 | |
374 // convert YYYY-MM-DD HH:MM:SS to YYYY-MM-DD_HH-MM-SS | |
375 char* get_datetime_string(char *buf, size_t len) { | |
376 os::local_time_string(buf, len); | |
377 int i = (int)strlen(buf); | |
378 while (i-- >= 0) { | |
379 if (buf[i] == ' ') buf[i] = '_'; | |
380 else if (buf[i] == ':') buf[i] = '-'; | |
381 } | |
382 return buf; | |
383 } | |
384 | |
385 static const char* make_log_name_internal(const char* log_name, const char* force_directory, | |
386 int pid, const char* tms) { | |
387 const char* basename = log_name; | |
388 char file_sep = os::file_separator()[0]; | |
389 const char* cp; | |
390 char pid_text[32]; | |
391 | |
392 for (cp = log_name; *cp != '\0'; cp++) { | |
393 if (*cp == '/' || *cp == file_sep) { | |
394 basename = cp + 1; | |
395 } | |
396 } | |
397 const char* nametail = log_name; | |
398 // Compute buffer length | |
399 size_t buffer_length; | |
400 if (force_directory != NULL) { | |
401 buffer_length = strlen(force_directory) + strlen(os::file_separator()) + | |
402 strlen(basename) + 1; | |
403 } else { | |
404 buffer_length = strlen(log_name) + 1; | |
405 } | |
406 | |
407 // const char* star = strchr(basename, '*'); | |
408 const char* pts = strstr(basename, "%p"); | |
409 int pid_pos = (pts == NULL) ? -1 : (pts - nametail); | |
410 | |
411 if (pid_pos >= 0) { | |
412 jio_snprintf(pid_text, sizeof(pid_text), "pid%u", pid); | |
413 buffer_length += strlen(pid_text); | |
414 } | |
415 | |
416 pts = strstr(basename, "%t"); | |
417 int tms_pos = (pts == NULL) ? -1 : (pts - nametail); | |
418 if (tms_pos >= 0) { | |
419 buffer_length += strlen(tms); | |
420 } | |
421 | |
422 // Create big enough buffer. | |
423 char *buf = NEW_C_HEAP_ARRAY(char, buffer_length, mtInternal); | |
424 | |
425 strcpy(buf, ""); | |
426 if (force_directory != NULL) { | |
427 strcat(buf, force_directory); | |
428 strcat(buf, os::file_separator()); | |
429 nametail = basename; // completely skip directory prefix | |
430 } | |
431 | |
432 // who is first, %p or %t? | |
433 int first = -1, second = -1; | |
434 const char *p1st = NULL; | |
435 const char *p2nd = NULL; | |
436 | |
437 if (pid_pos >= 0 && tms_pos >= 0) { | |
438 // contains both %p and %t | |
439 if (pid_pos < tms_pos) { | |
440 // case foo%pbar%tmonkey.log | |
441 first = pid_pos; | |
442 p1st = pid_text; | |
443 second = tms_pos; | |
444 p2nd = tms; | |
445 } else { | |
446 // case foo%tbar%pmonkey.log | |
447 first = tms_pos; | |
448 p1st = tms; | |
449 second = pid_pos; | |
450 p2nd = pid_text; | |
451 } | |
452 } else if (pid_pos >= 0) { | |
453 // contains %p only | |
454 first = pid_pos; | |
455 p1st = pid_text; | |
456 } else if (tms_pos >= 0) { | |
457 // contains %t only | |
458 first = tms_pos; | |
459 p1st = tms; | |
460 } | |
461 | |
462 int buf_pos = (int)strlen(buf); | |
463 const char* tail = nametail; | |
464 | |
465 if (first >= 0) { | |
466 tail = nametail + first + 2; | |
467 strncpy(&buf[buf_pos], nametail, first); | |
468 strcpy(&buf[buf_pos + first], p1st); | |
469 buf_pos = (int)strlen(buf); | |
470 if (second >= 0) { | |
471 strncpy(&buf[buf_pos], tail, second - first - 2); | |
472 strcpy(&buf[buf_pos + second - first - 2], p2nd); | |
473 tail = nametail + second + 2; | |
474 } | |
475 } | |
476 strcat(buf, tail); // append rest of name, or all of name | |
477 return buf; | |
478 } | |
479 | |
20375
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
480 // log_name comes from -XX:LogFile=log_name, -Xloggc:log_name or |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
481 // -XX:DumpLoadedClassList=<file_name> |
12864
bf8a21c3ab3b
8025849: Redundant "pid" in VM log file name (e.g. hotspot_pidpid12345.log)
vlivanov
parents:
12269
diff
changeset
|
482 // in log_name, %p => pid1234 and |
12215 | 483 // %t => YYYY-MM-DD_HH-MM-SS |
484 static const char* make_log_name(const char* log_name, const char* force_directory) { | |
485 char timestr[32]; | |
486 get_datetime_string(timestr, sizeof(timestr)); | |
487 return make_log_name_internal(log_name, force_directory, os::current_process_id(), | |
488 timestr); | |
489 } | |
490 | |
491 #ifndef PRODUCT | |
492 void test_loggc_filename() { | |
493 int pid; | |
494 char tms[32]; | |
495 char i_result[FILENAMEBUFLEN]; | |
496 const char* o_result; | |
497 get_datetime_string(tms, sizeof(tms)); | |
498 pid = os::current_process_id(); | |
499 | |
500 // test.log | |
501 jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "test.log", tms); | |
502 o_result = make_log_name_internal("test.log", NULL, pid, tms); | |
503 assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test.log\", NULL)"); | |
504 FREE_C_HEAP_ARRAY(char, o_result, mtInternal); | |
505 | |
506 // test-%t-%p.log | |
507 jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "test-%s-pid%u.log", tms, pid); | |
508 o_result = make_log_name_internal("test-%t-%p.log", NULL, pid, tms); | |
509 assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test-%%t-%%p.log\", NULL)"); | |
510 FREE_C_HEAP_ARRAY(char, o_result, mtInternal); | |
511 | |
512 // test-%t%p.log | |
513 jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "test-%spid%u.log", tms, pid); | |
514 o_result = make_log_name_internal("test-%t%p.log", NULL, pid, tms); | |
515 assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"test-%%t%%p.log\", NULL)"); | |
516 FREE_C_HEAP_ARRAY(char, o_result, mtInternal); | |
517 | |
518 // %p%t.log | |
519 jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "pid%u%s.log", pid, tms); | |
520 o_result = make_log_name_internal("%p%t.log", NULL, pid, tms); | |
521 assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%p%%t.log\", NULL)"); | |
522 FREE_C_HEAP_ARRAY(char, o_result, mtInternal); | |
523 | |
524 // %p-test.log | |
525 jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "pid%u-test.log", pid); | |
526 o_result = make_log_name_internal("%p-test.log", NULL, pid, tms); | |
527 assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%p-test.log\", NULL)"); | |
528 FREE_C_HEAP_ARRAY(char, o_result, mtInternal); | |
529 | |
530 // %t.log | |
531 jio_snprintf(i_result, sizeof(char)*FILENAMEBUFLEN, "%s.log", tms); | |
532 o_result = make_log_name_internal("%t.log", NULL, pid, tms); | |
533 assert(strcmp(i_result, o_result) == 0, "failed on testing make_log_name(\"%%t.log\", NULL)"); | |
534 FREE_C_HEAP_ARRAY(char, o_result, mtInternal); | |
535 } | |
536 #endif // PRODUCT | |
537 | |
0 | 538 fileStream::fileStream(const char* file_name) { |
539 _file = fopen(file_name, "w"); | |
12215 | 540 if (_file != NULL) { |
541 _need_close = true; | |
542 } else { | |
543 warning("Cannot open file %s due to %s\n", file_name, strerror(errno)); | |
544 _need_close = false; | |
545 } | |
0 | 546 } |
547 | |
2199
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
548 fileStream::fileStream(const char* file_name, const char* opentype) { |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
549 _file = fopen(file_name, opentype); |
12215 | 550 if (_file != NULL) { |
551 _need_close = true; | |
552 } else { | |
553 warning("Cannot open file %s due to %s\n", file_name, strerror(errno)); | |
554 _need_close = false; | |
555 } | |
2199
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
556 } |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
557 |
0 | 558 void fileStream::write(const char* s, size_t len) { |
513
2328d1d3f8cf
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
356
diff
changeset
|
559 if (_file != NULL) { |
2328d1d3f8cf
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
356
diff
changeset
|
560 // Make an unused local variable to avoid warning from gcc 4.x compiler. |
2328d1d3f8cf
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
356
diff
changeset
|
561 size_t count = fwrite(s, 1, len, _file); |
2328d1d3f8cf
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
356
diff
changeset
|
562 } |
0 | 563 update_position(s, len); |
564 } | |
565 | |
2199
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
566 long fileStream::fileSize() { |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
567 long size = -1; |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
568 if (_file != NULL) { |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
569 long pos = ::ftell(_file); |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
570 if (::fseek(_file, 0, SEEK_END) == 0) { |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
571 size = ::ftell(_file); |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
572 } |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
573 ::fseek(_file, pos, SEEK_SET); |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
574 } |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
575 return size; |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
576 } |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
577 |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
578 char* fileStream::readln(char *data, int count ) { |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
579 char * ret = ::fgets(data, count, _file); |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
580 //Get rid of annoying \n char |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
581 data[::strlen(data)-1] = '\0'; |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
582 return ret; |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
583 } |
d8a72fbc4be7
7003401: Implement VM error-reporting functionality on erroneous termination
kamg
parents:
1980
diff
changeset
|
584 |
0 | 585 fileStream::~fileStream() { |
586 if (_file != NULL) { | |
587 if (_need_close) fclose(_file); | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
588 _file = NULL; |
0 | 589 } |
590 } | |
591 | |
592 void fileStream::flush() { | |
593 fflush(_file); | |
594 } | |
595 | |
596 fdStream::fdStream(const char* file_name) { | |
597 _fd = open(file_name, O_WRONLY | O_CREAT | O_TRUNC, 0666); | |
598 _need_close = true; | |
599 } | |
600 | |
601 fdStream::~fdStream() { | |
602 if (_fd != -1) { | |
603 if (_need_close) close(_fd); | |
604 _fd = -1; | |
605 } | |
606 } | |
607 | |
608 void fdStream::write(const char* s, size_t len) { | |
513
2328d1d3f8cf
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
356
diff
changeset
|
609 if (_fd != -1) { |
2328d1d3f8cf
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
356
diff
changeset
|
610 // Make an unused local variable to avoid warning from gcc 4.x compiler. |
2328d1d3f8cf
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
356
diff
changeset
|
611 size_t count = ::write(_fd, s, (int)len); |
2328d1d3f8cf
6781583: Hotspot build fails on linux 64 bit platform with gcc 4.3.2
xlu
parents:
356
diff
changeset
|
612 } |
0 | 613 update_position(s, len); |
614 } | |
615 | |
12215 | 616 // dump vm version, os version, platform info, build id, |
617 // memory usage and command line flags into header | |
618 void gcLogFileStream::dump_loggc_header() { | |
619 if (is_open()) { | |
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17827
diff
changeset
|
620 print_cr("%s", Abstract_VM_Version::internal_vm_info_string()); |
12215 | 621 os::print_memory_info(this); |
622 print("CommandLine flags: "); | |
623 CommandLineFlags::printSetFlags(this); | |
624 } | |
625 } | |
626 | |
627 gcLogFileStream::~gcLogFileStream() { | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
628 if (_file != NULL) { |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
629 if (_need_close) fclose(_file); |
12215 | 630 _file = NULL; |
631 } | |
632 if (_file_name != NULL) { | |
6197 | 633 FREE_C_HEAP_ARRAY(char, _file_name, mtInternal); |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
634 _file_name = NULL; |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
635 } |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
636 } |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
637 |
12215 | 638 gcLogFileStream::gcLogFileStream(const char* file_name) { |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
639 _cur_file_num = 0; |
8108
0598674c0056
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
7623
diff
changeset
|
640 _bytes_written = 0L; |
12215 | 641 _file_name = make_log_name(file_name, NULL); |
642 | |
643 // gc log file rotation | |
644 if (UseGCLogFileRotation && NumberOfGCLogFiles > 1) { | |
645 char tempbuf[FILENAMEBUFLEN]; | |
646 jio_snprintf(tempbuf, sizeof(tempbuf), "%s.%d" CURRENTAPPX, _file_name, _cur_file_num); | |
647 _file = fopen(tempbuf, "w"); | |
648 } else { | |
649 _file = fopen(_file_name, "w"); | |
650 } | |
651 if (_file != NULL) { | |
652 _need_close = true; | |
653 dump_loggc_header(); | |
654 } else { | |
655 warning("Cannot open file %s due to %s\n", _file_name, strerror(errno)); | |
656 _need_close = false; | |
657 } | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
658 } |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
659 |
12215 | 660 void gcLogFileStream::write(const char* s, size_t len) { |
8108
0598674c0056
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
7623
diff
changeset
|
661 if (_file != NULL) { |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
662 size_t count = fwrite(s, 1, len, _file); |
8108
0598674c0056
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
7623
diff
changeset
|
663 _bytes_written += count; |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
664 } |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
665 update_position(s, len); |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
666 } |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
667 |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
668 // rotate_log must be called from VMThread at safepoint. In case need change parameters |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
669 // for gc log rotation from thread other than VMThread, a sub type of VM_Operation |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
670 // should be created and be submitted to VMThread's operation queue. DO NOT call this |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
671 // function directly. Currently, it is safe to rotate log at safepoint through VMThread. |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
672 // That is, no mutator threads and concurrent GC threads run parallel with VMThread to |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
673 // write to gc log file at safepoint. If in future, changes made for mutator threads or |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
674 // concurrent GC threads to run parallel with VMThread at safepoint, write and rotate_log |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
675 // must be synchronized. |
17827 | 676 void gcLogFileStream::rotate_log(bool force, outputStream* out) { |
12215 | 677 char time_msg[FILENAMEBUFLEN]; |
678 char time_str[EXTRACHARLEN]; | |
679 char current_file_name[FILENAMEBUFLEN]; | |
680 char renamed_file_name[FILENAMEBUFLEN]; | |
681 | |
17827 | 682 if (!should_rotate(force)) { |
8108
0598674c0056
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
7623
diff
changeset
|
683 return; |
0598674c0056
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
7623
diff
changeset
|
684 } |
0598674c0056
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
7623
diff
changeset
|
685 |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
686 #ifdef ASSERT |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
687 Thread *thread = Thread::current(); |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
688 assert(thread == NULL || |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
689 (thread->is_VM_thread() && SafepointSynchronize::is_at_safepoint()), |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
690 "Must be VMThread at safepoint"); |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
691 #endif |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
692 if (NumberOfGCLogFiles == 1) { |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
693 // rotate in same file |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
694 rewind(); |
8108
0598674c0056
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
7623
diff
changeset
|
695 _bytes_written = 0L; |
12215 | 696 jio_snprintf(time_msg, sizeof(time_msg), "File %s rotated at %s\n", |
697 _file_name, os::local_time_string((char *)time_str, sizeof(time_str))); | |
698 write(time_msg, strlen(time_msg)); | |
17827 | 699 |
700 if (out != NULL) { | |
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17827
diff
changeset
|
701 out->print("%s", time_msg); |
17827 | 702 } |
703 | |
12215 | 704 dump_loggc_header(); |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
705 return; |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
706 } |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
707 |
12215 | 708 #if defined(_WINDOWS) |
709 #ifndef F_OK | |
710 #define F_OK 0 | |
711 #endif | |
712 #endif // _WINDOWS | |
713 | |
714 // rotate file in names extended_filename.0, extended_filename.1, ..., | |
715 // extended_filename.<NumberOfGCLogFiles - 1>. Current rotation file name will | |
716 // have a form of extended_filename.<i>.current where i is the current rotation | |
717 // file number. After it reaches max file size, the file will be saved and renamed | |
718 // with .current removed from its tail. | |
719 size_t filename_len = strlen(_file_name); | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
720 if (_file != NULL) { |
12215 | 721 jio_snprintf(renamed_file_name, filename_len + EXTRACHARLEN, "%s.%d", |
722 _file_name, _cur_file_num); | |
723 jio_snprintf(current_file_name, filename_len + EXTRACHARLEN, "%s.%d" CURRENTAPPX, | |
724 _file_name, _cur_file_num); | |
17827 | 725 |
726 const char* msg = force ? "GC log rotation request has been received." | |
727 : "GC log file has reached the maximum size."; | |
728 jio_snprintf(time_msg, sizeof(time_msg), "%s %s Saved as %s\n", | |
729 os::local_time_string((char *)time_str, sizeof(time_str)), | |
730 msg, renamed_file_name); | |
12215 | 731 write(time_msg, strlen(time_msg)); |
732 | |
17827 | 733 if (out != NULL) { |
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17827
diff
changeset
|
734 out->print("%s", time_msg); |
17827 | 735 } |
736 | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
737 fclose(_file); |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
738 _file = NULL; |
12215 | 739 |
740 bool can_rename = true; | |
741 if (access(current_file_name, F_OK) != 0) { | |
742 // current file does not exist? | |
743 warning("No source file exists, cannot rename\n"); | |
744 can_rename = false; | |
745 } | |
746 if (can_rename) { | |
747 if (access(renamed_file_name, F_OK) == 0) { | |
748 if (remove(renamed_file_name) != 0) { | |
749 warning("Could not delete existing file %s\n", renamed_file_name); | |
750 can_rename = false; | |
751 } | |
752 } else { | |
753 // file does not exist, ok to rename | |
754 } | |
755 } | |
756 if (can_rename && rename(current_file_name, renamed_file_name) != 0) { | |
757 warning("Could not rename %s to %s\n", _file_name, renamed_file_name); | |
758 } | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
759 } |
12215 | 760 |
761 _cur_file_num++; | |
762 if (_cur_file_num > NumberOfGCLogFiles - 1) _cur_file_num = 0; | |
763 jio_snprintf(current_file_name, filename_len + EXTRACHARLEN, "%s.%d" CURRENTAPPX, | |
764 _file_name, _cur_file_num); | |
765 _file = fopen(current_file_name, "w"); | |
766 | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
767 if (_file != NULL) { |
8108
0598674c0056
8008314: Unimplemented() Atomic::load breaks the applications
jwilhelm
parents:
7623
diff
changeset
|
768 _bytes_written = 0L; |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
769 _need_close = true; |
12215 | 770 // reuse current_file_name for time_msg |
771 jio_snprintf(current_file_name, filename_len + EXTRACHARLEN, | |
772 "%s.%d", _file_name, _cur_file_num); | |
773 jio_snprintf(time_msg, sizeof(time_msg), "%s GC log file created %s\n", | |
774 os::local_time_string((char *)time_str, sizeof(time_str)), | |
775 current_file_name); | |
776 write(time_msg, strlen(time_msg)); | |
17827 | 777 |
778 if (out != NULL) { | |
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17827
diff
changeset
|
779 out->print("%s", time_msg); |
17827 | 780 } |
781 | |
12215 | 782 dump_loggc_header(); |
783 // remove the existing file | |
784 if (access(current_file_name, F_OK) == 0) { | |
785 if (remove(current_file_name) != 0) { | |
786 warning("Could not delete existing file %s\n", current_file_name); | |
787 } | |
788 } | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
789 } else { |
12215 | 790 warning("failed to open rotation log file %s due to %s\n" |
791 "Turned off GC log file rotation\n", | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
792 _file_name, strerror(errno)); |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
793 _need_close = false; |
12215 | 794 FLAG_SET_DEFAULT(UseGCLogFileRotation, false); |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
795 } |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
796 } |
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
797 |
0 | 798 defaultStream* defaultStream::instance = NULL; |
799 int defaultStream::_output_fd = 1; | |
800 int defaultStream::_error_fd = 2; | |
801 FILE* defaultStream::_output_stream = stdout; | |
802 FILE* defaultStream::_error_stream = stderr; | |
803 | |
804 #define LOG_MAJOR_VERSION 160 | |
805 #define LOG_MINOR_VERSION 1 | |
806 | |
807 void defaultStream::init() { | |
808 _inited = true; | |
809 if (LogVMOutput || LogCompilation) { | |
810 init_log(); | |
811 } | |
812 } | |
813 | |
814 bool defaultStream::has_log_file() { | |
815 // lazily create log file (at startup, LogVMOutput is false even | |
816 // if +LogVMOutput is used, because the flags haven't been parsed yet) | |
817 // For safer printing during fatal error handling, do not init logfile | |
818 // if a VM error has been reported. | |
819 if (!_inited && !is_error_reported()) init(); | |
820 return _log_file != NULL; | |
821 } | |
822 | |
823 void defaultStream::init_log() { | |
824 // %%% Need a MutexLocker? | |
12864
bf8a21c3ab3b
8025849: Redundant "pid" in VM log file name (e.g. hotspot_pidpid12345.log)
vlivanov
parents:
12269
diff
changeset
|
825 const char* log_name = LogFile != NULL ? LogFile : "hotspot_%p.log"; |
1353
a2ea687fdc7c
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
579
diff
changeset
|
826 const char* try_name = make_log_name(log_name, NULL); |
6197 | 827 fileStream* file = new(ResourceObj::C_HEAP, mtInternal) fileStream(try_name); |
0 | 828 if (!file->is_open()) { |
829 // Try again to open the file. | |
830 char warnbuf[O_BUFLEN*2]; | |
1353
a2ea687fdc7c
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
579
diff
changeset
|
831 jio_snprintf(warnbuf, sizeof(warnbuf), |
a2ea687fdc7c
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
579
diff
changeset
|
832 "Warning: Cannot open log file: %s\n", try_name); |
0 | 833 // Note: This feature is for maintainer use only. No need for L10N. |
834 jio_print(warnbuf); | |
6197 | 835 FREE_C_HEAP_ARRAY(char, try_name, mtInternal); |
12257
01b268b3080a
8023134: Rename VM LogFile to hotspot_pid{pid}.log (was hotspot.log)
vlivanov
parents:
11136
diff
changeset
|
836 try_name = make_log_name(log_name, os::get_temp_directory()); |
1353
a2ea687fdc7c
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
579
diff
changeset
|
837 jio_snprintf(warnbuf, sizeof(warnbuf), |
a2ea687fdc7c
6938627: Make temporary directory use property java.io.tmpdir when specified
coleenp
parents:
579
diff
changeset
|
838 "Warning: Forcing option -XX:LogFile=%s\n", try_name); |
0 | 839 jio_print(warnbuf); |
840 delete file; | |
6197 | 841 file = new(ResourceObj::C_HEAP, mtInternal) fileStream(try_name); |
0 | 842 } |
12257
01b268b3080a
8023134: Rename VM LogFile to hotspot_pid{pid}.log (was hotspot.log)
vlivanov
parents:
11136
diff
changeset
|
843 FREE_C_HEAP_ARRAY(char, try_name, mtInternal); |
01b268b3080a
8023134: Rename VM LogFile to hotspot_pid{pid}.log (was hotspot.log)
vlivanov
parents:
11136
diff
changeset
|
844 |
0 | 845 if (file->is_open()) { |
846 _log_file = file; | |
6197 | 847 xmlStream* xs = new(ResourceObj::C_HEAP, mtInternal) xmlStream(file); |
0 | 848 _outer_xmlStream = xs; |
849 if (this == tty) xtty = xs; | |
850 // Write XML header. | |
851 xs->print_cr("<?xml version='1.0' encoding='UTF-8'?>"); | |
852 // (For now, don't bother to issue a DTD for this private format.) | |
853 jlong time_ms = os::javaTimeMillis() - tty->time_stamp().milliseconds(); | |
854 // %%% Should be: jlong time_ms = os::start_time_milliseconds(), if | |
855 // we ever get round to introduce that method on the os class | |
856 xs->head("hotspot_log version='%d %d'" | |
857 " process='%d' time_ms='"INT64_FORMAT"'", | |
858 LOG_MAJOR_VERSION, LOG_MINOR_VERSION, | |
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17827
diff
changeset
|
859 os::current_process_id(), (int64_t)time_ms); |
0 | 860 // Write VM version header immediately. |
861 xs->head("vm_version"); | |
862 xs->head("name"); xs->text("%s", VM_Version::vm_name()); xs->cr(); | |
863 xs->tail("name"); | |
864 xs->head("release"); xs->text("%s", VM_Version::vm_release()); xs->cr(); | |
865 xs->tail("release"); | |
866 xs->head("info"); xs->text("%s", VM_Version::internal_vm_info_string()); xs->cr(); | |
867 xs->tail("info"); | |
868 xs->tail("vm_version"); | |
869 // Record information about the command-line invocation. | |
870 xs->head("vm_arguments"); // Cf. Arguments::print_on() | |
871 if (Arguments::num_jvm_flags() > 0) { | |
872 xs->head("flags"); | |
873 Arguments::print_jvm_flags_on(xs->text()); | |
874 xs->tail("flags"); | |
875 } | |
876 if (Arguments::num_jvm_args() > 0) { | |
877 xs->head("args"); | |
878 Arguments::print_jvm_args_on(xs->text()); | |
879 xs->tail("args"); | |
880 } | |
881 if (Arguments::java_command() != NULL) { | |
882 xs->head("command"); xs->text()->print_cr("%s", Arguments::java_command()); | |
883 xs->tail("command"); | |
884 } | |
885 if (Arguments::sun_java_launcher() != NULL) { | |
886 xs->head("launcher"); xs->text()->print_cr("%s", Arguments::sun_java_launcher()); | |
887 xs->tail("launcher"); | |
888 } | |
889 if (Arguments::system_properties() != NULL) { | |
890 xs->head("properties"); | |
891 // Print it as a java-style property list. | |
892 // System properties don't generally contain newlines, so don't bother with unparsing. | |
893 for (SystemProperty* p = Arguments::system_properties(); p != NULL; p = p->next()) { | |
894 xs->text()->print_cr("%s=%s", p->key(), p->value()); | |
895 } | |
896 xs->tail("properties"); | |
897 } | |
898 xs->tail("vm_arguments"); | |
899 // tty output per se is grouped under the <tty>...</tty> element. | |
900 xs->head("tty"); | |
901 // All further non-markup text gets copied to the tty: | |
902 xs->_text = this; // requires friend declaration! | |
903 } else { | |
904 delete(file); | |
905 // and leave xtty as NULL | |
906 LogVMOutput = false; | |
907 DisplayVMOutput = true; | |
908 LogCompilation = false; | |
909 } | |
910 } | |
911 | |
912 // finish_log() is called during normal VM shutdown. finish_log_on_error() is | |
913 // called by ostream_abort() after a fatal error. | |
914 // | |
915 void defaultStream::finish_log() { | |
916 xmlStream* xs = _outer_xmlStream; | |
917 xs->done("tty"); | |
918 | |
919 // Other log forks are appended here, at the End of Time: | |
920 CompileLog::finish_log(xs->out()); // write compile logging, if any, now | |
921 | |
922 xs->done("hotspot_log"); | |
923 xs->flush(); | |
924 | |
925 fileStream* file = _log_file; | |
926 _log_file = NULL; | |
927 | |
928 delete _outer_xmlStream; | |
929 _outer_xmlStream = NULL; | |
930 | |
931 file->flush(); | |
932 delete file; | |
933 } | |
934 | |
935 void defaultStream::finish_log_on_error(char *buf, int buflen) { | |
936 xmlStream* xs = _outer_xmlStream; | |
937 | |
938 if (xs && xs->out()) { | |
939 | |
940 xs->done_raw("tty"); | |
941 | |
942 // Other log forks are appended here, at the End of Time: | |
943 CompileLog::finish_log_on_error(xs->out(), buf, buflen); // write compile logging, if any, now | |
944 | |
945 xs->done_raw("hotspot_log"); | |
946 xs->flush(); | |
947 | |
948 fileStream* file = _log_file; | |
949 _log_file = NULL; | |
950 _outer_xmlStream = NULL; | |
951 | |
952 if (file) { | |
953 file->flush(); | |
954 | |
955 // Can't delete or close the file because delete and fclose aren't | |
956 // async-safe. We are about to die, so leave it to the kernel. | |
957 // delete file; | |
958 } | |
959 } | |
960 } | |
961 | |
962 intx defaultStream::hold(intx writer_id) { | |
963 bool has_log = has_log_file(); // check before locking | |
964 if (// impossible, but who knows? | |
965 writer_id == NO_WRITER || | |
966 | |
967 // bootstrap problem | |
968 tty_lock == NULL || | |
969 | |
970 // can't grab a lock or call Thread::current() if TLS isn't initialized | |
971 ThreadLocalStorage::thread() == NULL || | |
972 | |
973 // developer hook | |
974 !SerializeVMOutput || | |
975 | |
976 // VM already unhealthy | |
977 is_error_reported() || | |
978 | |
979 // safepoint == global lock (for VM only) | |
980 (SafepointSynchronize::is_synchronizing() && | |
981 Thread::current()->is_VM_thread()) | |
982 ) { | |
983 // do not attempt to lock unless we know the thread and the VM is healthy | |
984 return NO_WRITER; | |
985 } | |
986 if (_writer == writer_id) { | |
987 // already held, no need to re-grab the lock | |
988 return NO_WRITER; | |
989 } | |
990 tty_lock->lock_without_safepoint_check(); | |
991 // got the lock | |
992 if (writer_id != _last_writer) { | |
993 if (has_log) { | |
994 _log_file->bol(); | |
995 // output a hint where this output is coming from: | |
6843 | 996 _log_file->print_cr("<writer thread='" UINTX_FORMAT "'/>", writer_id); |
0 | 997 } |
998 _last_writer = writer_id; | |
999 } | |
1000 _writer = writer_id; | |
1001 return writer_id; | |
1002 } | |
1003 | |
1004 void defaultStream::release(intx holder) { | |
1005 if (holder == NO_WRITER) { | |
1006 // nothing to release: either a recursive lock, or we scribbled (too bad) | |
1007 return; | |
1008 } | |
1009 if (_writer != holder) { | |
1010 return; // already unlocked, perhaps via break_tty_lock_for_safepoint | |
1011 } | |
1012 _writer = NO_WRITER; | |
1013 tty_lock->unlock(); | |
1014 } | |
1015 | |
1016 | |
1017 // Yuck: jio_print does not accept char*/len. | |
1018 static void call_jio_print(const char* s, size_t len) { | |
1019 char buffer[O_BUFLEN+100]; | |
1020 if (len > sizeof(buffer)-1) { | |
1021 warning("increase O_BUFLEN in ostream.cpp -- output truncated"); | |
1022 len = sizeof(buffer)-1; | |
1023 } | |
1024 strncpy(buffer, s, len); | |
1025 buffer[len] = '\0'; | |
1026 jio_print(buffer); | |
1027 } | |
1028 | |
1029 | |
1030 void defaultStream::write(const char* s, size_t len) { | |
1031 intx thread_id = os::current_thread_id(); | |
1032 intx holder = hold(thread_id); | |
1033 | |
1034 if (DisplayVMOutput && | |
1035 (_outer_xmlStream == NULL || !_outer_xmlStream->inside_attrs())) { | |
1036 // print to output stream. It can be redirected by a vfprintf hook | |
1037 if (s[len] == '\0') { | |
1038 jio_print(s); | |
1039 } else { | |
1040 call_jio_print(s, len); | |
1041 } | |
1042 } | |
1043 | |
1044 // print to log file | |
1045 if (has_log_file()) { | |
1046 int nl0 = _newlines; | |
1047 xmlTextStream::write(s, len); | |
1048 // flush the log file too, if there were any newlines | |
1049 if (nl0 != _newlines){ | |
1050 flush(); | |
1051 } | |
1052 } else { | |
1053 update_position(s, len); | |
1054 } | |
1055 | |
1056 release(holder); | |
1057 } | |
1058 | |
1059 intx ttyLocker::hold_tty() { | |
1060 if (defaultStream::instance == NULL) return defaultStream::NO_WRITER; | |
1061 intx thread_id = os::current_thread_id(); | |
1062 return defaultStream::instance->hold(thread_id); | |
1063 } | |
1064 | |
1065 void ttyLocker::release_tty(intx holder) { | |
1066 if (holder == defaultStream::NO_WRITER) return; | |
1067 defaultStream::instance->release(holder); | |
1068 } | |
1069 | |
2263
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1070 bool ttyLocker::release_tty_if_locked() { |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1071 intx thread_id = os::current_thread_id(); |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1072 if (defaultStream::instance->writer() == thread_id) { |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1073 // release the lock and return true so callers know if was |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1074 // previously held. |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1075 release_tty(thread_id); |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1076 return true; |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1077 } |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1078 return false; |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1079 } |
5841dc1964f0
7021531: lock ordering problems after fix for 6354181
never
parents:
2199
diff
changeset
|
1080 |
0 | 1081 void ttyLocker::break_tty_lock_for_safepoint(intx holder) { |
1082 if (defaultStream::instance != NULL && | |
1083 defaultStream::instance->writer() == holder) { | |
1084 if (xtty != NULL) { | |
1085 xtty->print_cr("<!-- safepoint while printing -->"); | |
1086 } | |
1087 defaultStream::instance->release(holder); | |
1088 } | |
1089 // (else there was no lock to break) | |
1090 } | |
1091 | |
1092 void ostream_init() { | |
1093 if (defaultStream::instance == NULL) { | |
6197 | 1094 defaultStream::instance = new(ResourceObj::C_HEAP, mtInternal) defaultStream(); |
0 | 1095 tty = defaultStream::instance; |
1096 | |
1097 // We want to ensure that time stamps in GC logs consider time 0 | |
1098 // the time when the JVM is initialized, not the first time we ask | |
1099 // for a time stamp. So, here, we explicitly update the time stamp | |
1100 // of tty. | |
1101 tty->time_stamp().update_to(1); | |
1102 } | |
1103 } | |
1104 | |
1105 void ostream_init_log() { | |
1106 // For -Xloggc:<file> option - called in runtime/thread.cpp | |
1107 // Note : this must be called AFTER ostream_init() | |
1108 | |
1109 gclog_or_tty = tty; // default to tty | |
1110 if (Arguments::gc_log_filename() != NULL) { | |
12215 | 1111 fileStream * gclog = new(ResourceObj::C_HEAP, mtInternal) |
1112 gcLogFileStream(Arguments::gc_log_filename()); | |
0 | 1113 if (gclog->is_open()) { |
1114 // now we update the time stamp of the GC log to be synced up | |
1115 // with tty. | |
1116 gclog->time_stamp().update_to(tty->time_stamp().ticks()); | |
1117 } | |
3767
2a241e764894
6941923: RFE: Handling large log files produced by long running Java Applications
minqi
parents:
2420
diff
changeset
|
1118 gclog_or_tty = gclog; |
0 | 1119 } |
1120 | |
20375
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1121 #if INCLUDE_CDS |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1122 // For -XX:DumpLoadedClassList=<file> option |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1123 if (DumpLoadedClassList != NULL) { |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1124 const char* list_name = make_log_name(DumpLoadedClassList, NULL); |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1125 classlist_file = new(ResourceObj::C_HEAP, mtInternal) |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1126 fileStream(list_name); |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1127 FREE_C_HEAP_ARRAY(char, list_name, mtInternal); |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1128 } |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1129 #endif |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1130 |
0 | 1131 // If we haven't lazily initialized the logfile yet, do it now, |
1132 // to avoid the possibility of lazy initialization during a VM | |
1133 // crash, which can affect the stability of the fatal error handler. | |
1134 defaultStream::instance->has_log_file(); | |
1135 } | |
1136 | |
1137 // ostream_exit() is called during normal VM exit to finish log files, flush | |
1138 // output and free resource. | |
1139 void ostream_exit() { | |
1140 static bool ostream_exit_called = false; | |
1141 if (ostream_exit_called) return; | |
1142 ostream_exit_called = true; | |
20375
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1143 #if INCLUDE_CDS |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1144 if (classlist_file != NULL) { |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1145 delete classlist_file; |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1146 } |
6e0cb14ce59b
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
20190
diff
changeset
|
1147 #endif |
0 | 1148 if (gclog_or_tty != tty) { |
1149 delete gclog_or_tty; | |
1150 } | |
1151 { | |
1152 // we temporaly disable PrintMallocFree here | |
1153 // as otherwise it'll lead to using of almost deleted | |
1154 // tty or defaultStream::instance in logging facility | |
1155 // of HeapFree(), see 6391258 | |
1156 DEBUG_ONLY(FlagSetting fs(PrintMallocFree, false);) | |
1157 if (tty != defaultStream::instance) { | |
1158 delete tty; | |
1159 } | |
1160 if (defaultStream::instance != NULL) { | |
1161 delete defaultStream::instance; | |
1162 } | |
1163 } | |
1164 tty = NULL; | |
1165 xtty = NULL; | |
1166 gclog_or_tty = NULL; | |
1167 defaultStream::instance = NULL; | |
1168 } | |
1169 | |
1170 // ostream_abort() is called by os::abort() when VM is about to die. | |
1171 void ostream_abort() { | |
1172 // Here we can't delete gclog_or_tty and tty, just flush their output | |
1173 if (gclog_or_tty) gclog_or_tty->flush(); | |
1174 if (tty) tty->flush(); | |
1175 | |
1176 if (defaultStream::instance != NULL) { | |
1177 static char buf[4096]; | |
1178 defaultStream::instance->finish_log_on_error(buf, sizeof(buf)); | |
1179 } | |
1180 } | |
1181 | |
1182 staticBufferStream::staticBufferStream(char* buffer, size_t buflen, | |
1183 outputStream *outer_stream) { | |
1184 _buffer = buffer; | |
1185 _buflen = buflen; | |
1186 _outer_stream = outer_stream; | |
2420
8010c8c623ac
7032849: 7022998 changes broke hs_err compile task print
kvn
parents:
2400
diff
changeset
|
1187 // compile task prints time stamp relative to VM start |
8010c8c623ac
7032849: 7022998 changes broke hs_err compile task print
kvn
parents:
2400
diff
changeset
|
1188 _stamp.update_to(1); |
0 | 1189 } |
1190 | |
1191 void staticBufferStream::write(const char* c, size_t len) { | |
1192 _outer_stream->print_raw(c, (int)len); | |
1193 } | |
1194 | |
1195 void staticBufferStream::flush() { | |
1196 _outer_stream->flush(); | |
1197 } | |
1198 | |
1199 void staticBufferStream::print(const char* format, ...) { | |
1200 va_list ap; | |
1201 va_start(ap, format); | |
1202 size_t len; | |
1203 const char* str = do_vsnprintf(_buffer, _buflen, format, ap, false, len); | |
1204 write(str, len); | |
1205 va_end(ap); | |
1206 } | |
1207 | |
1208 void staticBufferStream::print_cr(const char* format, ...) { | |
1209 va_list ap; | |
1210 va_start(ap, format); | |
1211 size_t len; | |
1212 const char* str = do_vsnprintf(_buffer, _buflen, format, ap, true, len); | |
1213 write(str, len); | |
1214 va_end(ap); | |
1215 } | |
1216 | |
1217 void staticBufferStream::vprint(const char *format, va_list argptr) { | |
1218 size_t len; | |
1219 const char* str = do_vsnprintf(_buffer, _buflen, format, argptr, false, len); | |
1220 write(str, len); | |
1221 } | |
1222 | |
1223 void staticBufferStream::vprint_cr(const char* format, va_list argptr) { | |
1224 size_t len; | |
1225 const char* str = do_vsnprintf(_buffer, _buflen, format, argptr, true, len); | |
1226 write(str, len); | |
1227 } | |
1228 | |
222 | 1229 bufferedStream::bufferedStream(size_t initial_size, size_t bufmax) : outputStream() { |
0 | 1230 buffer_length = initial_size; |
6197 | 1231 buffer = NEW_C_HEAP_ARRAY(char, buffer_length, mtInternal); |
0 | 1232 buffer_pos = 0; |
1233 buffer_fixed = false; | |
222 | 1234 buffer_max = bufmax; |
0 | 1235 } |
1236 | |
222 | 1237 bufferedStream::bufferedStream(char* fixed_buffer, size_t fixed_buffer_size, size_t bufmax) : outputStream() { |
0 | 1238 buffer_length = fixed_buffer_size; |
1239 buffer = fixed_buffer; | |
1240 buffer_pos = 0; | |
1241 buffer_fixed = true; | |
222 | 1242 buffer_max = bufmax; |
0 | 1243 } |
1244 | |
1245 void bufferedStream::write(const char* s, size_t len) { | |
222 | 1246 |
1247 if(buffer_pos + len > buffer_max) { | |
1248 flush(); | |
1249 } | |
1250 | |
0 | 1251 size_t end = buffer_pos + len; |
1252 if (end >= buffer_length) { | |
1253 if (buffer_fixed) { | |
1254 // if buffer cannot resize, silently truncate | |
1255 len = buffer_length - buffer_pos - 1; | |
1256 } else { | |
1257 // For small overruns, double the buffer. For larger ones, | |
1258 // increase to the requested size. | |
1259 if (end < buffer_length * 2) { | |
1260 end = buffer_length * 2; | |
1261 } | |
6197 | 1262 buffer = REALLOC_C_HEAP_ARRAY(char, buffer, end, mtInternal); |
0 | 1263 buffer_length = end; |
1264 } | |
1265 } | |
1266 memcpy(buffer + buffer_pos, s, len); | |
1267 buffer_pos += len; | |
1268 update_position(s, len); | |
1269 } | |
1270 | |
1271 char* bufferedStream::as_string() { | |
1272 char* copy = NEW_RESOURCE_ARRAY(char, buffer_pos+1); | |
1273 strncpy(copy, buffer, buffer_pos); | |
1274 copy[buffer_pos] = 0; // terminating null | |
1275 return copy; | |
1276 } | |
1277 | |
1278 bufferedStream::~bufferedStream() { | |
1279 if (!buffer_fixed) { | |
6197 | 1280 FREE_C_HEAP_ARRAY(char, buffer, mtInternal); |
0 | 1281 } |
1282 } | |
1283 | |
1284 #ifndef PRODUCT | |
1285 | |
14411 | 1286 #if defined(SOLARIS) || defined(LINUX) || defined(AIX) || defined(_ALLBSD_SOURCE) |
0 | 1287 #include <sys/types.h> |
1288 #include <sys/socket.h> | |
1289 #include <netinet/in.h> | |
1290 #include <arpa/inet.h> | |
1291 #endif | |
1292 | |
1293 // Network access | |
222 | 1294 networkStream::networkStream() : bufferedStream(1024*10, 1024*10) { |
0 | 1295 |
1296 _socket = -1; | |
1297 | |
1980
828eafbd85cc
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
1972
diff
changeset
|
1298 int result = os::socket(AF_INET, SOCK_STREAM, 0); |
0 | 1299 if (result <= 0) { |
1300 assert(false, "Socket could not be created!"); | |
1301 } else { | |
1302 _socket = result; | |
1303 } | |
1304 } | |
1305 | |
1306 int networkStream::read(char *buf, size_t len) { | |
1980
828eafbd85cc
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
1972
diff
changeset
|
1307 return os::recv(_socket, buf, (int)len, 0); |
0 | 1308 } |
1309 | |
1310 void networkStream::flush() { | |
1311 if (size() != 0) { | |
4717
11c26bfcf8c7
7091417: recvfrom's 6th input should be of type socklen_t
phh
parents:
3960
diff
changeset
|
1312 int result = os::raw_send(_socket, (char *)base(), size(), 0); |
222 | 1313 assert(result != -1, "connection error"); |
1314 assert(result == (int)size(), "didn't send enough data"); | |
0 | 1315 } |
1316 reset(); | |
1317 } | |
1318 | |
1319 networkStream::~networkStream() { | |
1320 close(); | |
1321 } | |
1322 | |
1323 void networkStream::close() { | |
1324 if (_socket != -1) { | |
1325 flush(); | |
1980
828eafbd85cc
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
1972
diff
changeset
|
1326 os::socket_close(_socket); |
0 | 1327 _socket = -1; |
1328 } | |
1329 } | |
1330 | |
1331 bool networkStream::connect(const char *ip, short port) { | |
1332 | |
1333 struct sockaddr_in server; | |
1334 server.sin_family = AF_INET; | |
1335 server.sin_port = htons(port); | |
1336 | |
1337 server.sin_addr.s_addr = inet_addr(ip); | |
80
092ea87cc974
6679422: networkStream::connect() in ostream.cpp is not 64-bit clean
jcoomes
parents:
0
diff
changeset
|
1338 if (server.sin_addr.s_addr == (uint32_t)-1) { |
1980
828eafbd85cc
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
1972
diff
changeset
|
1339 struct hostent* host = os::get_host_by_name((char*)ip); |
0 | 1340 if (host != NULL) { |
1341 memcpy(&server.sin_addr, host->h_addr_list[0], host->h_length); | |
1342 } else { | |
1343 return false; | |
1344 } | |
1345 } | |
1346 | |
1347 | |
1980
828eafbd85cc
6348631: remove the use of the HPI library from Hotspot
ikrylov
parents:
1972
diff
changeset
|
1348 int result = os::connect(_socket, (struct sockaddr*)&server, sizeof(struct sockaddr_in)); |
0 | 1349 return (result >= 0); |
1350 } | |
1351 | |
1352 #endif |