Mercurial > hg > graal-compiler
annotate src/share/vm/utilities/vmError.cpp @ 6197:d2a62e0f25eb
6995781: Native Memory Tracking (Phase 1)
7151532: DCmd for hotspot native memory tracking
Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd
Reviewed-by: acorn, coleenp, fparain
| author | zgu |
|---|---|
| date | Thu, 28 Jun 2012 17:03:16 -0400 |
| parents | fd09f2d8283e |
| children | 24b9c7f4cae6 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 * Copyright (c) 2003, 2012, 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 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #include "precompiled.hpp" |
| 26 #include "compiler/compileBroker.hpp" | |
| 27 #include "gc_interface/collectedHeap.hpp" | |
| 5915 | 28 #include "prims/whitebox.hpp" |
| 1972 | 29 #include "runtime/arguments.hpp" |
| 30 #include "runtime/frame.inline.hpp" | |
| 31 #include "runtime/init.hpp" | |
| 32 #include "runtime/os.hpp" | |
| 33 #include "runtime/thread.hpp" | |
| 34 #include "runtime/vmThread.hpp" | |
| 35 #include "runtime/vm_operations.hpp" | |
| 6197 | 36 #include "services/memTracker.hpp" |
| 1972 | 37 #include "utilities/debug.hpp" |
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38 #include "utilities/decoder.hpp" |
| 1972 | 39 #include "utilities/defaultStream.hpp" |
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40 #include "utilities/errorReporter.hpp" |
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41 #include "utilities/events.hpp" |
| 1972 | 42 #include "utilities/top.hpp" |
| 43 #include "utilities/vmError.hpp" | |
| 0 | 44 |
| 45 // List of environment variables that should be reported in error log file. | |
| 46 const char *env_list[] = { | |
| 47 // All platforms | |
| 48 "JAVA_HOME", "JRE_HOME", "JAVA_TOOL_OPTIONS", "_JAVA_OPTIONS", "CLASSPATH", | |
| 49 "JAVA_COMPILER", "PATH", "USERNAME", | |
| 50 | |
| 3960 | 51 // Env variables that are defined on Solaris/Linux/BSD |
| 0 | 52 "LD_LIBRARY_PATH", "LD_PRELOAD", "SHELL", "DISPLAY", |
| 53 "HOSTTYPE", "OSTYPE", "ARCH", "MACHTYPE", | |
| 54 | |
| 55 // defined on Linux | |
| 56 "LD_ASSUME_KERNEL", "_JAVA_SR_SIGNUM", | |
| 57 | |
| 3960 | 58 // defined on Darwin |
| 59 "DYLD_LIBRARY_PATH", "DYLD_FALLBACK_LIBRARY_PATH", | |
| 60 "DYLD_FRAMEWORK_PATH", "DYLD_FALLBACK_FRAMEWORK_PATH", | |
| 61 "DYLD_INSERT_LIBRARIES", | |
| 62 | |
| 0 | 63 // defined on Windows |
| 64 "OS", "PROCESSOR_IDENTIFIER", "_ALT_JAVA_HOME_DIR", | |
| 65 | |
| 66 (const char *)0 | |
| 67 }; | |
| 68 | |
| 69 // Fatal error handler for internal errors and crashes. | |
| 70 // | |
| 71 // The default behavior of fatal error handler is to print a brief message | |
| 72 // to standard out (defaultStream::output_fd()), then save detailed information | |
| 73 // into an error report file (hs_err_pid<pid>.log) and abort VM. If multiple | |
| 74 // threads are having troubles at the same time, only one error is reported. | |
| 75 // The thread that is reporting error will abort VM when it is done, all other | |
| 76 // threads are blocked forever inside report_and_die(). | |
| 77 | |
| 78 // Constructor for crashes | |
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79 VMError::VMError(Thread* thread, unsigned int sig, address pc, void* siginfo, void* context) { |
| 0 | 80 _thread = thread; |
| 81 _id = sig; | |
| 82 _pc = pc; | |
| 83 _siginfo = siginfo; | |
| 84 _context = context; | |
| 85 | |
| 86 _verbose = false; | |
| 87 _current_step = 0; | |
| 88 _current_step_info = NULL; | |
| 89 | |
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90 _message = NULL; |
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91 _detail_msg = NULL; |
| 0 | 92 _filename = NULL; |
| 93 _lineno = 0; | |
| 94 | |
| 95 _size = 0; | |
| 96 } | |
| 97 | |
| 98 // Constructor for internal errors | |
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99 VMError::VMError(Thread* thread, const char* filename, int lineno, |
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100 const char* message, const char * detail_msg) |
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101 { |
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102 _thread = thread; |
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103 _id = internal_error; // Value that's not an OS exception/signal |
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104 _filename = filename; |
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105 _lineno = lineno; |
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106 _message = message; |
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107 _detail_msg = detail_msg; |
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108 |
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109 _verbose = false; |
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110 _current_step = 0; |
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111 _current_step_info = NULL; |
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112 |
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113 _pc = NULL; |
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114 _siginfo = NULL; |
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115 _context = NULL; |
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116 |
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117 _size = 0; |
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118 } |
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119 |
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120 // Constructor for OOM errors |
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121 VMError::VMError(Thread* thread, const char* filename, int lineno, size_t size, |
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122 const char* message) { |
| 0 | 123 _thread = thread; |
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124 _id = oom_error; // Value that's not an OS exception/signal |
| 0 | 125 _filename = filename; |
| 126 _lineno = lineno; | |
| 127 _message = message; | |
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128 _detail_msg = NULL; |
| 0 | 129 |
| 130 _verbose = false; | |
| 131 _current_step = 0; | |
| 132 _current_step_info = NULL; | |
| 133 | |
| 134 _pc = NULL; | |
| 135 _siginfo = NULL; | |
| 136 _context = NULL; | |
| 137 | |
| 138 _size = size; | |
| 139 } | |
| 140 | |
| 141 | |
| 142 // Constructor for non-fatal errors | |
| 143 VMError::VMError(const char* message) { | |
| 144 _thread = NULL; | |
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145 _id = internal_error; // Value that's not an OS exception/signal |
| 0 | 146 _filename = NULL; |
| 147 _lineno = 0; | |
| 148 _message = message; | |
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149 _detail_msg = NULL; |
| 0 | 150 |
| 151 _verbose = false; | |
| 152 _current_step = 0; | |
| 153 _current_step_info = NULL; | |
| 154 | |
| 155 _pc = NULL; | |
| 156 _siginfo = NULL; | |
| 157 _context = NULL; | |
| 158 | |
| 159 _size = 0; | |
| 160 } | |
| 161 | |
| 162 // -XX:OnError=<string>, where <string> can be a list of commands, separated | |
| 163 // by ';'. "%p" is replaced by current process id (pid); "%%" is replaced by | |
| 164 // a single "%". Some examples: | |
| 165 // | |
| 166 // -XX:OnError="pmap %p" // show memory map | |
| 167 // -XX:OnError="gcore %p; dbx - %p" // dump core and launch debugger | |
| 168 // -XX:OnError="cat hs_err_pid%p.log | mail my_email@sun.com" | |
| 169 // -XX:OnError="kill -9 %p" // ?#!@# | |
| 170 | |
| 171 // A simple parser for -XX:OnError, usage: | |
| 172 // ptr = OnError; | |
| 173 // while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr) != NULL) | |
| 174 // ... ... | |
| 175 static char* next_OnError_command(char* buf, int buflen, const char** ptr) { | |
| 176 if (ptr == NULL || *ptr == NULL) return NULL; | |
| 177 | |
| 178 const char* cmd = *ptr; | |
| 179 | |
| 180 // skip leading blanks or ';' | |
| 181 while (*cmd == ' ' || *cmd == ';') cmd++; | |
| 182 | |
| 183 if (*cmd == '\0') return NULL; | |
| 184 | |
| 185 const char * cmdend = cmd; | |
| 186 while (*cmdend != '\0' && *cmdend != ';') cmdend++; | |
| 187 | |
| 188 Arguments::copy_expand_pid(cmd, cmdend - cmd, buf, buflen); | |
| 189 | |
| 190 *ptr = (*cmdend == '\0' ? cmdend : cmdend + 1); | |
| 191 return buf; | |
| 192 } | |
| 193 | |
| 194 | |
| 195 static void print_bug_submit_message(outputStream *out, Thread *thread) { | |
| 196 if (out == NULL) return; | |
| 197 out->print_raw_cr("# If you would like to submit a bug report, please visit:"); | |
| 198 out->print_raw ("# "); | |
| 199 out->print_raw_cr(Arguments::java_vendor_url_bug()); | |
| 200 // If the crash is in native code, encourage user to submit a bug to the | |
| 201 // provider of that code. | |
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202 if (thread && thread->is_Java_thread() && |
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203 !thread->is_hidden_from_external_view()) { |
| 0 | 204 JavaThread* jt = (JavaThread*)thread; |
| 205 if (jt->thread_state() == _thread_in_native) { | |
| 206 out->print_cr("# The crash happened outside the Java Virtual Machine in native code.\n# See problematic frame for where to report the bug."); | |
| 207 } | |
| 208 } | |
| 209 out->print_raw_cr("#"); | |
| 210 } | |
| 211 | |
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212 bool VMError::coredump_status; |
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213 char VMError::coredump_message[O_BUFLEN]; |
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214 |
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215 void VMError::report_coredump_status(const char* message, bool status) { |
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216 coredump_status = status; |
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217 strncpy(coredump_message, message, sizeof(coredump_message)); |
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218 coredump_message[sizeof(coredump_message)-1] = 0; |
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219 } |
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220 |
| 0 | 221 |
| 222 // Return a string to describe the error | |
| 223 char* VMError::error_string(char* buf, int buflen) { | |
| 224 char signame_buf[64]; | |
| 225 const char *signame = os::exception_name(_id, signame_buf, sizeof(signame_buf)); | |
| 226 | |
| 227 if (signame) { | |
| 228 jio_snprintf(buf, buflen, | |
| 229 "%s (0x%x) at pc=" PTR_FORMAT ", pid=%d, tid=" UINTX_FORMAT, | |
| 230 signame, _id, _pc, | |
| 231 os::current_process_id(), os::current_thread_id()); | |
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232 } else if (_filename != NULL && _lineno > 0) { |
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233 // skip directory names |
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234 char separator = os::file_separator()[0]; |
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235 const char *p = strrchr(_filename, separator); |
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236 int n = jio_snprintf(buf, buflen, |
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237 "Internal Error at %s:%d, pid=%d, tid=" UINTX_FORMAT, |
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238 p ? p + 1 : _filename, _lineno, |
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239 os::current_process_id(), os::current_thread_id()); |
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240 if (n >= 0 && n < buflen && _message) { |
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241 if (_detail_msg) { |
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242 jio_snprintf(buf + n, buflen - n, "%s%s: %s", |
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243 os::line_separator(), _message, _detail_msg); |
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244 } else { |
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245 jio_snprintf(buf + n, buflen - n, "%sError: %s", |
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246 os::line_separator(), _message); |
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247 } |
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248 } |
| 0 | 249 } else { |
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250 jio_snprintf(buf, buflen, |
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251 "Internal Error (0x%x), pid=%d, tid=" UINTX_FORMAT, |
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252 _id, os::current_process_id(), os::current_thread_id()); |
| 0 | 253 } |
| 254 | |
| 255 return buf; | |
| 256 } | |
| 257 | |
| 1384 | 258 void VMError::print_stack_trace(outputStream* st, JavaThread* jt, |
| 259 char* buf, int buflen, bool verbose) { | |
| 260 #ifdef ZERO | |
| 261 if (jt->zero_stack()->sp() && jt->top_zero_frame()) { | |
| 262 // StackFrameStream uses the frame anchor, which may not have | |
| 263 // been set up. This can be done at any time in Zero, however, | |
| 264 // so if it hasn't been set up then we just set it up now and | |
| 265 // clear it again when we're done. | |
| 266 bool has_last_Java_frame = jt->has_last_Java_frame(); | |
| 267 if (!has_last_Java_frame) | |
| 268 jt->set_last_Java_frame(); | |
| 269 st->print("Java frames:"); | |
| 270 | |
| 271 // If the top frame is a Shark frame and the frame anchor isn't | |
| 272 // set up then it's possible that the information in the frame | |
| 273 // is garbage: it could be from a previous decache, or it could | |
| 274 // simply have never been written. So we print a warning... | |
| 275 StackFrameStream sfs(jt); | |
| 276 if (!has_last_Java_frame && !sfs.is_done()) { | |
| 277 if (sfs.current()->zeroframe()->is_shark_frame()) { | |
| 278 st->print(" (TOP FRAME MAY BE JUNK)"); | |
| 279 } | |
| 280 } | |
| 281 st->cr(); | |
| 282 | |
| 283 // Print the frames | |
| 284 for(int i = 0; !sfs.is_done(); sfs.next(), i++) { | |
| 285 sfs.current()->zero_print_on_error(i, st, buf, buflen); | |
| 286 st->cr(); | |
| 287 } | |
| 288 | |
| 289 // Reset the frame anchor if necessary | |
| 290 if (!has_last_Java_frame) | |
| 291 jt->reset_last_Java_frame(); | |
| 292 } | |
| 293 #else | |
| 294 if (jt->has_last_Java_frame()) { | |
| 295 st->print_cr("Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)"); | |
| 296 for(StackFrameStream sfs(jt); !sfs.is_done(); sfs.next()) { | |
| 297 sfs.current()->print_on_error(st, buf, buflen, verbose); | |
| 298 st->cr(); | |
| 299 } | |
| 300 } | |
| 301 #endif // ZERO | |
| 302 } | |
| 0 | 303 |
| 304 // This is the main function to report a fatal error. Only one thread can | |
| 305 // call this function, so we don't need to worry about MT-safety. But it's | |
| 306 // possible that the error handler itself may crash or die on an internal | |
| 307 // error, for example, when the stack/heap is badly damaged. We must be | |
| 308 // able to handle recursive errors that happen inside error handler. | |
| 309 // | |
| 310 // Error reporting is done in several steps. If a crash or internal error | |
| 311 // occurred when reporting an error, the nested signal/exception handler | |
| 312 // can skip steps that are already (or partially) done. Error reporting will | |
| 313 // continue from the next step. This allows us to retrieve and print | |
| 314 // information that may be unsafe to get after a fatal error. If it happens, | |
| 315 // you may find nested report_and_die() frames when you look at the stack | |
| 316 // in a debugger. | |
| 317 // | |
| 318 // In general, a hang in error handler is much worse than a crash or internal | |
| 319 // error, as it's harder to recover from a hang. Deadlock can happen if we | |
| 320 // try to grab a lock that is already owned by current thread, or if the | |
| 321 // owner is blocked forever (e.g. in os::infinite_sleep()). If possible, the | |
| 322 // error handler and all the functions it called should avoid grabbing any | |
| 323 // lock. An important thing to notice is that memory allocation needs a lock. | |
| 324 // | |
| 325 // We should avoid using large stack allocated buffers. Many errors happen | |
| 326 // when stack space is already low. Making things even worse is that there | |
| 327 // could be nested report_and_die() calls on stack (see above). Only one | |
| 328 // thread can report error, so large buffers are statically allocated in data | |
| 329 // segment. | |
| 330 | |
| 331 void VMError::report(outputStream* st) { | |
| 332 # define BEGIN if (_current_step == 0) { _current_step = 1; | |
| 333 # define STEP(n, s) } if (_current_step < n) { _current_step = n; _current_step_info = s; | |
| 334 # define END } | |
| 335 | |
| 336 // don't allocate large buffer on stack | |
| 337 static char buf[O_BUFLEN]; | |
| 338 | |
| 339 BEGIN | |
| 340 | |
|
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341 STEP(10, "(printing fatal error message)") |
| 0 | 342 |
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343 st->print_cr("#"); |
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344 if (should_report_bug(_id)) { |
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345 st->print_cr("# A fatal error has been detected by the Java Runtime Environment:"); |
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346 } else { |
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347 st->print_cr("# There is insufficient memory for the Java " |
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348 "Runtime Environment to continue."); |
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349 } |
| 0 | 350 |
| 351 STEP(15, "(printing type of error)") | |
| 352 | |
| 353 switch(_id) { | |
| 354 case oom_error: | |
| 355 if (_size) { | |
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356 st->print("# Native memory allocation (malloc) failed to allocate "); |
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357 jio_snprintf(buf, sizeof(buf), SIZE_FORMAT, _size); |
| 0 | 358 st->print(buf); |
| 359 st->print(" bytes"); | |
| 360 if (_message != NULL) { | |
| 361 st->print(" for "); | |
| 362 st->print(_message); | |
| 363 } | |
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364 st->cr(); |
| 0 | 365 } else { |
| 366 if (_message != NULL) | |
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367 st->print("# "); |
| 0 | 368 st->print_cr(_message); |
| 369 } | |
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370 // In error file give some solutions |
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371 if (_verbose) { |
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372 st->print_cr("# Possible reasons:"); |
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373 st->print_cr("# The system is out of physical RAM or swap space"); |
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374 st->print_cr("# In 32 bit mode, the process size limit was hit"); |
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375 st->print_cr("# Possible solutions:"); |
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376 st->print_cr("# Reduce memory load on the system"); |
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377 st->print_cr("# Increase physical memory or swap space"); |
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378 st->print_cr("# Check if swap backing store is full"); |
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379 st->print_cr("# Use 64 bit Java on a 64 bit OS"); |
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380 st->print_cr("# Decrease Java heap size (-Xmx/-Xms)"); |
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381 st->print_cr("# Decrease number of Java threads"); |
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382 st->print_cr("# Decrease Java thread stack sizes (-Xss)"); |
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383 st->print_cr("# Set larger code cache with -XX:ReservedCodeCacheSize="); |
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384 st->print_cr("# This output file may be truncated or incomplete."); |
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385 } else { |
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386 return; // that's enough for the screen |
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387 } |
| 0 | 388 break; |
| 389 case internal_error: | |
| 390 default: | |
| 391 break; | |
| 392 } | |
| 393 | |
| 394 STEP(20, "(printing exception/signal name)") | |
| 395 | |
| 396 st->print_cr("#"); | |
| 397 st->print("# "); | |
| 398 // Is it an OS exception/signal? | |
| 399 if (os::exception_name(_id, buf, sizeof(buf))) { | |
| 400 st->print("%s", buf); | |
| 401 st->print(" (0x%x)", _id); // signal number | |
| 402 st->print(" at pc=" PTR_FORMAT, _pc); | |
| 403 } else { | |
|
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404 if (should_report_bug(_id)) { |
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405 st->print("Internal Error"); |
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406 } else { |
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407 st->print("Out of Memory Error"); |
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408 } |
| 0 | 409 if (_filename != NULL && _lineno > 0) { |
| 410 #ifdef PRODUCT | |
| 411 // In product mode chop off pathname? | |
| 412 char separator = os::file_separator()[0]; | |
| 413 const char *p = strrchr(_filename, separator); | |
| 414 const char *file = p ? p+1 : _filename; | |
| 415 #else | |
| 416 const char *file = _filename; | |
| 417 #endif | |
| 418 size_t len = strlen(file); | |
| 419 size_t buflen = sizeof(buf); | |
| 420 | |
| 421 strncpy(buf, file, buflen); | |
| 422 if (len + 10 < buflen) { | |
|
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423 sprintf(buf + len, ":%d", _lineno); |
| 0 | 424 } |
| 425 st->print(" (%s)", buf); | |
| 426 } else { | |
| 427 st->print(" (0x%x)", _id); | |
| 428 } | |
| 429 } | |
| 430 | |
| 431 STEP(30, "(printing current thread and pid)") | |
| 432 | |
| 433 // process id, thread id | |
| 434 st->print(", pid=%d", os::current_process_id()); | |
| 435 st->print(", tid=" UINTX_FORMAT, os::current_thread_id()); | |
| 436 st->cr(); | |
| 437 | |
| 438 STEP(40, "(printing error message)") | |
| 439 | |
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440 if (should_report_bug(_id)) { // already printed the message. |
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441 // error message |
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442 if (_detail_msg) { |
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443 st->print_cr("# %s: %s", _message ? _message : "Error", _detail_msg); |
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444 } else if (_message) { |
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445 st->print_cr("# Error: %s", _message); |
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446 } |
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447 } |
| 0 | 448 |
| 449 STEP(50, "(printing Java version string)") | |
| 450 | |
| 451 // VM version | |
| 452 st->print_cr("#"); | |
|
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453 JDK_Version::current().to_string(buf, sizeof(buf)); |
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454 st->print_cr("# JRE version: %s", buf); |
|
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455 st->print_cr("# Java VM: %s (%s %s %s %s)", |
| 0 | 456 Abstract_VM_Version::vm_name(), |
| 457 Abstract_VM_Version::vm_release(), | |
| 458 Abstract_VM_Version::vm_info_string(), | |
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459 Abstract_VM_Version::vm_platform_string(), |
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460 UseCompressedOops ? "compressed oops" : "" |
| 0 | 461 ); |
| 462 | |
| 463 STEP(60, "(printing problematic frame)") | |
| 464 | |
| 465 // Print current frame if we have a context (i.e. it's a crash) | |
| 466 if (_context) { | |
| 467 st->print_cr("# Problematic frame:"); | |
| 468 st->print("# "); | |
| 469 frame fr = os::fetch_frame_from_context(_context); | |
| 470 fr.print_on_error(st, buf, sizeof(buf)); | |
| 471 st->cr(); | |
| 472 st->print_cr("#"); | |
| 473 } | |
|
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474 STEP(63, "(printing core file information)") |
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475 st->print("# "); |
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476 if (coredump_status) { |
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477 st->print("Core dump written. Default location: %s", coredump_message); |
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478 } else { |
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479 st->print("Failed to write core dump. %s", coredump_message); |
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480 } |
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481 st->print_cr(""); |
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482 st->print_cr("#"); |
| 0 | 483 |
| 484 STEP(65, "(printing bug submit message)") | |
| 485 | |
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486 if (should_report_bug(_id) && _verbose) { |
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487 print_bug_submit_message(st, _thread); |
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488 } |
| 0 | 489 |
| 490 STEP(70, "(printing thread)" ) | |
| 491 | |
| 492 if (_verbose) { | |
| 493 st->cr(); | |
| 494 st->print_cr("--------------- T H R E A D ---------------"); | |
| 495 st->cr(); | |
| 496 } | |
| 497 | |
| 498 STEP(80, "(printing current thread)" ) | |
| 499 | |
| 500 // current thread | |
| 501 if (_verbose) { | |
| 502 if (_thread) { | |
| 503 st->print("Current thread (" PTR_FORMAT "): ", _thread); | |
| 504 _thread->print_on_error(st, buf, sizeof(buf)); | |
| 505 st->cr(); | |
| 506 } else { | |
| 507 st->print_cr("Current thread is native thread"); | |
| 508 } | |
| 509 st->cr(); | |
| 510 } | |
| 511 | |
| 512 STEP(90, "(printing siginfo)" ) | |
| 513 | |
| 514 // signal no, signal code, address that caused the fault | |
| 515 if (_verbose && _siginfo) { | |
| 516 os::print_siginfo(st, _siginfo); | |
| 517 st->cr(); | |
| 518 } | |
| 519 | |
| 520 STEP(100, "(printing registers, top of stack, instructions near pc)") | |
| 521 | |
| 522 // registers, top of stack, instructions near pc | |
| 523 if (_verbose && _context) { | |
| 524 os::print_context(st, _context); | |
| 525 st->cr(); | |
| 526 } | |
| 527 | |
| 1907 | 528 STEP(105, "(printing register info)") |
| 529 | |
| 530 // decode register contents if possible | |
| 531 if (_verbose && _context && Universe::is_fully_initialized()) { | |
| 532 os::print_register_info(st, _context); | |
| 533 st->cr(); | |
| 534 } | |
| 535 | |
| 0 | 536 STEP(110, "(printing stack bounds)" ) |
| 537 | |
| 538 if (_verbose) { | |
| 539 st->print("Stack: "); | |
| 540 | |
| 541 address stack_top; | |
| 542 size_t stack_size; | |
| 543 | |
| 544 if (_thread) { | |
| 545 stack_top = _thread->stack_base(); | |
| 546 stack_size = _thread->stack_size(); | |
| 547 } else { | |
| 548 stack_top = os::current_stack_base(); | |
| 549 stack_size = os::current_stack_size(); | |
| 550 } | |
| 551 | |
| 552 address stack_bottom = stack_top - stack_size; | |
| 553 st->print("[" PTR_FORMAT "," PTR_FORMAT "]", stack_bottom, stack_top); | |
| 554 | |
| 555 frame fr = _context ? os::fetch_frame_from_context(_context) | |
| 556 : os::current_frame(); | |
| 557 | |
| 558 if (fr.sp()) { | |
| 559 st->print(", sp=" PTR_FORMAT, fr.sp()); | |
|
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560 size_t free_stack_size = pointer_delta(fr.sp(), stack_bottom, 1024); |
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561 st->print(", free space=" SIZE_FORMAT "k", free_stack_size); |
| 0 | 562 } |
| 563 | |
| 564 st->cr(); | |
| 565 } | |
| 566 | |
| 567 STEP(120, "(printing native stack)" ) | |
| 568 | |
| 569 if (_verbose) { | |
| 570 frame fr = _context ? os::fetch_frame_from_context(_context) | |
| 571 : os::current_frame(); | |
| 572 | |
| 573 // see if it's a valid frame | |
| 574 if (fr.pc()) { | |
| 575 st->print_cr("Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)"); | |
| 576 | |
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577 |
| 0 | 578 int count = 0; |
| 579 while (count++ < StackPrintLimit) { | |
| 580 fr.print_on_error(st, buf, sizeof(buf)); | |
| 581 st->cr(); | |
| 582 if (os::is_first_C_frame(&fr)) break; | |
| 583 fr = os::get_sender_for_C_frame(&fr); | |
| 584 } | |
| 585 | |
| 586 if (count > StackPrintLimit) { | |
| 587 st->print_cr("...<more frames>..."); | |
| 588 } | |
| 589 | |
| 590 st->cr(); | |
| 591 } | |
| 592 } | |
| 593 | |
| 594 STEP(130, "(printing Java stack)" ) | |
| 595 | |
| 596 if (_verbose && _thread && _thread->is_Java_thread()) { | |
| 1384 | 597 print_stack_trace(st, (JavaThread*)_thread, buf, sizeof(buf)); |
| 0 | 598 } |
| 599 | |
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600 STEP(135, "(printing target Java thread stack)" ) |
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601 |
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602 // printing Java thread stack trace if it is involved in GC crash |
| 1907 | 603 if (_verbose && _thread && (_thread->is_Named_thread())) { |
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604 JavaThread* jt = ((NamedThread *)_thread)->processed_thread(); |
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605 if (jt != NULL) { |
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606 st->print_cr("JavaThread " PTR_FORMAT " (nid = " UINTX_FORMAT ") was being processed", jt, jt->osthread()->thread_id()); |
| 1384 | 607 print_stack_trace(st, jt, buf, sizeof(buf), true); |
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608 } |
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609 } |
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610 |
| 0 | 611 STEP(140, "(printing VM operation)" ) |
| 612 | |
| 613 if (_verbose && _thread && _thread->is_VM_thread()) { | |
| 614 VMThread* t = (VMThread*)_thread; | |
| 615 VM_Operation* op = t->vm_operation(); | |
| 616 if (op) { | |
| 617 op->print_on_error(st); | |
| 618 st->cr(); | |
| 619 st->cr(); | |
| 620 } | |
| 621 } | |
| 622 | |
| 623 STEP(150, "(printing current compile task)" ) | |
| 624 | |
| 625 if (_verbose && _thread && _thread->is_Compiler_thread()) { | |
| 626 CompilerThread* t = (CompilerThread*)_thread; | |
| 627 if (t->task()) { | |
| 628 st->cr(); | |
| 629 st->print_cr("Current CompileTask:"); | |
| 630 t->task()->print_line_on_error(st, buf, sizeof(buf)); | |
| 631 st->cr(); | |
| 632 } | |
| 633 } | |
| 634 | |
| 635 STEP(160, "(printing process)" ) | |
| 636 | |
| 637 if (_verbose) { | |
| 638 st->cr(); | |
| 639 st->print_cr("--------------- P R O C E S S ---------------"); | |
| 640 st->cr(); | |
| 641 } | |
| 642 | |
| 643 STEP(170, "(printing all threads)" ) | |
| 644 | |
| 645 // all threads | |
| 646 if (_verbose && _thread) { | |
| 647 Threads::print_on_error(st, _thread, buf, sizeof(buf)); | |
| 648 st->cr(); | |
| 649 } | |
| 650 | |
| 651 STEP(175, "(printing VM state)" ) | |
| 652 | |
| 653 if (_verbose) { | |
| 654 // Safepoint state | |
| 655 st->print("VM state:"); | |
| 656 | |
| 657 if (SafepointSynchronize::is_synchronizing()) st->print("synchronizing"); | |
| 658 else if (SafepointSynchronize::is_at_safepoint()) st->print("at safepoint"); | |
| 659 else st->print("not at safepoint"); | |
| 660 | |
| 661 // Also see if error occurred during initialization or shutdown | |
| 662 if (!Universe::is_fully_initialized()) { | |
| 663 st->print(" (not fully initialized)"); | |
| 664 } else if (VM_Exit::vm_exited()) { | |
| 665 st->print(" (shutting down)"); | |
| 666 } else { | |
| 667 st->print(" (normal execution)"); | |
| 668 } | |
| 669 st->cr(); | |
| 670 st->cr(); | |
| 671 } | |
| 672 | |
| 673 STEP(180, "(printing owned locks on error)" ) | |
| 674 | |
| 675 // mutexes/monitors that currently have an owner | |
| 676 if (_verbose) { | |
| 677 print_owned_locks_on_error(st); | |
| 678 st->cr(); | |
| 679 } | |
| 680 | |
| 681 STEP(190, "(printing heap information)" ) | |
| 682 | |
| 683 if (_verbose && Universe::is_fully_initialized()) { | |
|
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684 // Print heap information before vm abort. As we'd like as much |
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685 // information as possible in the report we ask for the |
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686 // extended (i.e., more detailed) version. |
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687 Universe::print_on(st, true /* extended */); |
| 0 | 688 st->cr(); |
| 5984 | 689 |
| 690 Universe::heap()->barrier_set()->print_on(st); | |
| 691 st->cr(); | |
| 692 | |
| 693 st->print_cr("Polling page: " INTPTR_FORMAT, os::get_polling_page()); | |
| 694 st->cr(); | |
| 0 | 695 } |
| 696 | |
| 1907 | 697 STEP(195, "(printing code cache information)" ) |
| 698 | |
| 699 if (_verbose && Universe::is_fully_initialized()) { | |
| 700 // print code cache information before vm abort | |
| 701 CodeCache::print_bounds(st); | |
| 702 st->cr(); | |
| 703 } | |
| 704 | |
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705 STEP(200, "(printing ring buffers)" ) |
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706 |
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707 if (_verbose) { |
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708 Events::print_all(st); |
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709 st->cr(); |
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710 } |
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711 |
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712 STEP(205, "(printing dynamic libraries)" ) |
| 0 | 713 |
| 714 if (_verbose) { | |
| 715 // dynamic libraries, or memory map | |
| 716 os::print_dll_info(st); | |
| 717 st->cr(); | |
| 718 } | |
| 719 | |
| 720 STEP(210, "(printing VM options)" ) | |
| 721 | |
| 722 if (_verbose) { | |
| 723 // VM options | |
| 724 Arguments::print_on(st); | |
| 725 st->cr(); | |
| 726 } | |
| 727 | |
| 5915 | 728 STEP(215, "(printing warning if internal testing API used)" ) |
| 729 | |
| 730 if (WhiteBox::used()) { | |
| 731 st->print_cr("Unsupported internal testing APIs have been used."); | |
| 732 st->cr(); | |
| 733 } | |
| 734 | |
| 0 | 735 STEP(220, "(printing environment variables)" ) |
| 736 | |
| 737 if (_verbose) { | |
| 738 os::print_environment_variables(st, env_list, buf, sizeof(buf)); | |
| 739 st->cr(); | |
| 740 } | |
| 741 | |
| 742 STEP(225, "(printing signal handlers)" ) | |
| 743 | |
| 744 if (_verbose) { | |
| 745 os::print_signal_handlers(st, buf, sizeof(buf)); | |
| 746 st->cr(); | |
| 747 } | |
| 748 | |
| 749 STEP(230, "" ) | |
| 750 | |
| 751 if (_verbose) { | |
| 752 st->cr(); | |
| 753 st->print_cr("--------------- S Y S T E M ---------------"); | |
| 754 st->cr(); | |
| 755 } | |
| 756 | |
| 757 STEP(240, "(printing OS information)" ) | |
| 758 | |
| 759 if (_verbose) { | |
| 760 os::print_os_info(st); | |
| 761 st->cr(); | |
| 762 } | |
| 763 | |
| 764 STEP(250, "(printing CPU info)" ) | |
| 765 if (_verbose) { | |
| 766 os::print_cpu_info(st); | |
| 767 st->cr(); | |
| 768 } | |
| 769 | |
| 770 STEP(260, "(printing memory info)" ) | |
| 771 | |
| 772 if (_verbose) { | |
| 773 os::print_memory_info(st); | |
| 774 st->cr(); | |
| 775 } | |
| 776 | |
| 777 STEP(270, "(printing internal vm info)" ) | |
| 778 | |
| 779 if (_verbose) { | |
| 780 st->print_cr("vm_info: %s", Abstract_VM_Version::internal_vm_info_string()); | |
| 781 st->cr(); | |
| 782 } | |
| 783 | |
| 784 STEP(280, "(printing date and time)" ) | |
| 785 | |
| 786 if (_verbose) { | |
| 787 os::print_date_and_time(st); | |
| 788 st->cr(); | |
| 789 } | |
| 790 | |
| 791 END | |
| 792 | |
| 793 # undef BEGIN | |
| 794 # undef STEP | |
| 795 # undef END | |
| 796 } | |
| 797 | |
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798 VMError* volatile VMError::first_error = NULL; |
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799 volatile jlong VMError::first_error_tid = -1; |
| 0 | 800 |
| 801 void VMError::report_and_die() { | |
| 802 // Don't allocate large buffer on stack | |
| 803 static char buffer[O_BUFLEN]; | |
| 804 | |
| 805 // An error could happen before tty is initialized or after it has been | |
| 806 // destroyed. Here we use a very simple unbuffered fdStream for printing. | |
| 807 // Only out.print_raw() and out.print_raw_cr() should be used, as other | |
| 808 // printing methods need to allocate large buffer on stack. To format a | |
| 809 // string, use jio_snprintf() with a static buffer or use staticBufferStream. | |
| 810 static fdStream out(defaultStream::output_fd()); | |
| 811 | |
| 812 // How many errors occurred in error handler when reporting first_error. | |
| 813 static int recursive_error_count; | |
| 814 | |
| 815 // We will first print a brief message to standard out (verbose = false), | |
| 816 // then save detailed information in log file (verbose = true). | |
| 817 static bool out_done = false; // done printing to standard out | |
| 818 static bool log_done = false; // done saving error log | |
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819 static bool transmit_report_done = false; // done error reporting |
| 0 | 820 static fdStream log; // error log |
| 821 | |
| 6197 | 822 // disble NMT to avoid further exception |
| 823 MemTracker::shutdown(MemTracker::NMT_error_reporting); | |
| 824 | |
| 0 | 825 if (SuppressFatalErrorMessage) { |
| 826 os::abort(); | |
| 827 } | |
| 828 jlong mytid = os::current_thread_id(); | |
| 829 if (first_error == NULL && | |
| 830 Atomic::cmpxchg_ptr(this, &first_error, NULL) == NULL) { | |
| 831 | |
| 832 // first time | |
| 833 first_error_tid = mytid; | |
| 834 set_error_reported(); | |
| 835 | |
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836 if (ShowMessageBoxOnError || PauseAtExit) { |
| 0 | 837 show_message_box(buffer, sizeof(buffer)); |
| 838 | |
| 839 // User has asked JVM to abort. Reset ShowMessageBoxOnError so the | |
| 840 // WatcherThread can kill JVM if the error handler hangs. | |
| 841 ShowMessageBoxOnError = false; | |
| 842 } | |
| 843 | |
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844 // Write a minidump on Windows, check core dump limits on Linux/Solaris |
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845 os::check_or_create_dump(_siginfo, _context, buffer, sizeof(buffer)); |
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846 |
| 0 | 847 // reset signal handlers or exception filter; make sure recursive crashes |
| 848 // are handled properly. | |
| 849 reset_signal_handlers(); | |
| 850 | |
| 851 } else { | |
|
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852 // If UseOsErrorReporting we call this for each level of the call stack |
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853 // while searching for the exception handler. Only the first level needs |
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854 // to be reported. |
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855 if (UseOSErrorReporting && log_done) return; |
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856 |
| 0 | 857 // This is not the first error, see if it happened in a different thread |
| 858 // or in the same thread during error reporting. | |
| 859 if (first_error_tid != mytid) { | |
| 860 jio_snprintf(buffer, sizeof(buffer), | |
| 861 "[thread " INT64_FORMAT " also had an error]", | |
| 862 mytid); | |
| 863 out.print_raw_cr(buffer); | |
| 864 | |
| 865 // error reporting is not MT-safe, block current thread | |
| 866 os::infinite_sleep(); | |
| 867 | |
| 868 } else { | |
| 869 if (recursive_error_count++ > 30) { | |
| 870 out.print_raw_cr("[Too many errors, abort]"); | |
| 871 os::die(); | |
| 872 } | |
| 873 | |
| 874 jio_snprintf(buffer, sizeof(buffer), | |
| 875 "[error occurred during error reporting %s, id 0x%x]", | |
| 876 first_error ? first_error->_current_step_info : "", | |
| 877 _id); | |
| 878 if (log.is_open()) { | |
| 879 log.cr(); | |
| 880 log.print_raw_cr(buffer); | |
| 881 log.cr(); | |
| 882 } else { | |
| 883 out.cr(); | |
| 884 out.print_raw_cr(buffer); | |
| 885 out.cr(); | |
| 886 } | |
| 887 } | |
| 888 } | |
| 889 | |
| 890 // print to screen | |
| 891 if (!out_done) { | |
| 892 first_error->_verbose = false; | |
| 893 | |
| 894 staticBufferStream sbs(buffer, sizeof(buffer), &out); | |
| 895 first_error->report(&sbs); | |
| 896 | |
| 897 out_done = true; | |
| 898 | |
| 899 first_error->_current_step = 0; // reset current_step | |
| 900 first_error->_current_step_info = ""; // reset current_step string | |
| 901 } | |
| 902 | |
| 903 // print to error log file | |
| 904 if (!log_done) { | |
| 905 first_error->_verbose = true; | |
| 906 | |
| 907 // see if log file is already open | |
| 908 if (!log.is_open()) { | |
| 909 // open log file | |
| 910 int fd = -1; | |
| 911 | |
| 912 if (ErrorFile != NULL) { | |
| 913 bool copy_ok = | |
| 914 Arguments::copy_expand_pid(ErrorFile, strlen(ErrorFile), buffer, sizeof(buffer)); | |
| 915 if (copy_ok) { | |
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916 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
| 0 | 917 } |
| 918 } | |
| 919 | |
| 920 if (fd == -1) { | |
| 921 const char *cwd = os::get_current_directory(buffer, sizeof(buffer)); | |
| 922 size_t len = strlen(cwd); | |
| 923 // either user didn't specify, or the user's location failed, | |
| 924 // so use the default name in the current directory | |
| 925 jio_snprintf(&buffer[len], sizeof(buffer)-len, "%shs_err_pid%u.log", | |
| 926 os::file_separator(), os::current_process_id()); | |
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927 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
| 0 | 928 } |
| 929 | |
| 930 if (fd == -1) { | |
| 931 const char * tmpdir = os::get_temp_directory(); | |
|
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932 // try temp directory if it exists. |
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933 if (tmpdir != NULL && tmpdir[0] != '\0') { |
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934 jio_snprintf(buffer, sizeof(buffer), "%s%shs_err_pid%u.log", |
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935 tmpdir, os::file_separator(), os::current_process_id()); |
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936 fd = open(buffer, O_RDWR | O_CREAT | O_TRUNC, 0666); |
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937 } |
| 0 | 938 } |
| 939 | |
| 940 if (fd != -1) { | |
| 941 out.print_raw("# An error report file with more information is saved as:\n# "); | |
| 942 out.print_raw_cr(buffer); | |
| 943 os::set_error_file(buffer); | |
| 944 | |
| 945 log.set_fd(fd); | |
| 946 } else { | |
| 947 out.print_raw_cr("# Can not save log file, dump to screen.."); | |
| 948 log.set_fd(defaultStream::output_fd()); | |
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949 /* Error reporting currently needs dumpfile. |
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950 * Maybe implement direct streaming in the future.*/ |
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951 transmit_report_done = true; |
| 0 | 952 } |
| 953 } | |
| 954 | |
| 955 staticBufferStream sbs(buffer, O_BUFLEN, &log); | |
| 956 first_error->report(&sbs); | |
| 957 first_error->_current_step = 0; // reset current_step | |
| 958 first_error->_current_step_info = ""; // reset current_step string | |
| 959 | |
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960 // Run error reporting to determine whether or not to report the crash. |
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961 if (!transmit_report_done && should_report_bug(first_error->_id)) { |
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962 transmit_report_done = true; |
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963 FILE* hs_err = ::fdopen(log.fd(), "r"); |
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964 if (NULL != hs_err) { |
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965 ErrorReporter er; |
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966 er.call(hs_err, buffer, O_BUFLEN); |
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967 } |
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968 } |
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969 |
| 0 | 970 if (log.fd() != defaultStream::output_fd()) { |
| 971 close(log.fd()); | |
| 972 } | |
| 973 | |
| 974 log.set_fd(-1); | |
| 975 log_done = true; | |
| 976 } | |
| 977 | |
| 978 | |
| 979 static bool skip_OnError = false; | |
| 980 if (!skip_OnError && OnError && OnError[0]) { | |
| 981 skip_OnError = true; | |
| 982 | |
| 983 out.print_raw_cr("#"); | |
| 984 out.print_raw ("# -XX:OnError=\""); | |
| 985 out.print_raw (OnError); | |
| 986 out.print_raw_cr("\""); | |
| 987 | |
| 988 char* cmd; | |
| 989 const char* ptr = OnError; | |
| 990 while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr)) != NULL){ | |
| 991 out.print_raw ("# Executing "); | |
| 3960 | 992 #if defined(LINUX) || defined(_ALLBSD_SOURCE) |
| 0 | 993 out.print_raw ("/bin/sh -c "); |
| 994 #elif defined(SOLARIS) | |
| 995 out.print_raw ("/usr/bin/sh -c "); | |
| 996 #endif | |
| 997 out.print_raw ("\""); | |
| 998 out.print_raw (cmd); | |
| 999 out.print_raw_cr("\" ..."); | |
| 1000 | |
| 1001 os::fork_and_exec(cmd); | |
| 1002 } | |
| 1003 | |
| 1004 // done with OnError | |
| 1005 OnError = NULL; | |
| 1006 } | |
| 1007 | |
|
2095
36c186bcc085
6302804: Hotspot VM dies ungraceful death when C heap is exhausted in various places.
coleenp
parents:
2022
diff
changeset
|
1008 static bool skip_bug_url = !should_report_bug(first_error->_id); |
| 0 | 1009 if (!skip_bug_url) { |
| 1010 skip_bug_url = true; | |
| 1011 | |
| 1012 out.print_raw_cr("#"); | |
| 1013 print_bug_submit_message(&out, _thread); | |
| 1014 } | |
| 1015 | |
| 1016 if (!UseOSErrorReporting) { | |
| 1017 // os::abort() will call abort hooks, try it first. | |
| 1018 static bool skip_os_abort = false; | |
| 1019 if (!skip_os_abort) { | |
| 1020 skip_os_abort = true; | |
|
2095
36c186bcc085
6302804: Hotspot VM dies ungraceful death when C heap is exhausted in various places.
coleenp
parents:
2022
diff
changeset
|
1021 bool dump_core = should_report_bug(first_error->_id); |
|
36c186bcc085
6302804: Hotspot VM dies ungraceful death when C heap is exhausted in various places.
coleenp
parents:
2022
diff
changeset
|
1022 os::abort(dump_core); |
| 0 | 1023 } |
| 1024 | |
| 1025 // if os::abort() doesn't abort, try os::die(); | |
| 1026 os::die(); | |
| 1027 } | |
| 1028 } | |
| 1029 | |
| 1030 /* | |
| 1031 * OnOutOfMemoryError scripts/commands executed while VM is a safepoint - this | |
| 1032 * ensures utilities such as jmap can observe the process is a consistent state. | |
| 1033 */ | |
| 1034 class VM_ReportJavaOutOfMemory : public VM_Operation { | |
| 1035 private: | |
| 1036 VMError *_err; | |
| 1037 public: | |
| 1038 VM_ReportJavaOutOfMemory(VMError *err) { _err = err; } | |
| 1039 VMOp_Type type() const { return VMOp_ReportJavaOutOfMemory; } | |
| 1040 void doit(); | |
| 1041 }; | |
| 1042 | |
| 1043 void VM_ReportJavaOutOfMemory::doit() { | |
| 1044 // Don't allocate large buffer on stack | |
| 1045 static char buffer[O_BUFLEN]; | |
| 1046 | |
| 1047 tty->print_cr("#"); | |
| 1048 tty->print_cr("# java.lang.OutOfMemoryError: %s", _err->message()); | |
| 1049 tty->print_cr("# -XX:OnOutOfMemoryError=\"%s\"", OnOutOfMemoryError); | |
| 1050 | |
| 1051 // make heap parsability | |
| 1052 Universe::heap()->ensure_parsability(false); // no need to retire TLABs | |
| 1053 | |
| 1054 char* cmd; | |
| 1055 const char* ptr = OnOutOfMemoryError; | |
| 1056 while ((cmd = next_OnError_command(buffer, sizeof(buffer), &ptr)) != NULL){ | |
| 1057 tty->print("# Executing "); | |
| 1058 #if defined(LINUX) | |
| 1059 tty->print ("/bin/sh -c "); | |
| 1060 #elif defined(SOLARIS) | |
| 1061 tty->print ("/usr/bin/sh -c "); | |
| 1062 #endif | |
| 1063 tty->print_cr("\"%s\"...", cmd); | |
| 1064 | |
| 1065 os::fork_and_exec(cmd); | |
| 1066 } | |
| 1067 } | |
| 1068 | |
| 1069 void VMError::report_java_out_of_memory() { | |
| 1070 if (OnOutOfMemoryError && OnOutOfMemoryError[0]) { | |
| 1071 MutexLocker ml(Heap_lock); | |
| 1072 VM_ReportJavaOutOfMemory op(this); | |
| 1073 VMThread::execute(&op); | |
| 1074 } | |
| 1075 } |