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comparison src/os/solaris/vm/perfMemory_solaris.cpp @ 6882:716c64bda5ba

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7199092: NMT: NMT needs to deal overlapped virtual memory ranges Summary: Enhanced virtual memory tracking to track committed regions as well as reserved regions, so NMT now can generate virtual memory map. Reviewed-by: acorn, coleenp
author zgu
date Fri, 19 Oct 2012 21:40:07 -0400
parents b9a9ed0f8eeb
children 4b7cf00ccb08
comparison
equal deleted inserted replaced
6879:8ebcedb7604d 6882:716c64bda5ba
28 #include "memory/resourceArea.hpp" 28 #include "memory/resourceArea.hpp"
29 #include "oops/oop.inline.hpp" 29 #include "oops/oop.inline.hpp"
30 #include "os_solaris.inline.hpp" 30 #include "os_solaris.inline.hpp"
31 #include "runtime/handles.inline.hpp" 31 #include "runtime/handles.inline.hpp"
32 #include "runtime/perfMemory.hpp" 32 #include "runtime/perfMemory.hpp"
33 #include "services/memTracker.hpp"
33 #include "utilities/exceptions.hpp" 34 #include "utilities/exceptions.hpp"
34 35
35 // put OS-includes here 36 // put OS-includes here
36 # include <sys/types.h> 37 # include <sys/types.h>
37 # include <sys/mman.h> 38 # include <sys/mman.h>
766 backing_store_file_name = filename; 767 backing_store_file_name = filename;
767 768
768 // clear the shared memory region 769 // clear the shared memory region
769 (void)::memset((void*) mapAddress, 0, size); 770 (void)::memset((void*) mapAddress, 0, size);
770 771
772 // it does not go through os api, the operation has to record from here
773 MemTracker::record_virtual_memory_reserve((address)mapAddress, size, CURRENT_PC);
774 MemTracker::record_virtual_memory_type((address)mapAddress, mtInternal);
775
771 return mapAddress; 776 return mapAddress;
772 } 777 }
773 778
774 // release a named shared memory region 779 // release a named shared memory region
775 // 780 //
925 } 930 }
926 THROW_MSG(vmSymbols::java_lang_OutOfMemoryError(), 931 THROW_MSG(vmSymbols::java_lang_OutOfMemoryError(),
927 "Could not map PerfMemory"); 932 "Could not map PerfMemory");
928 } 933 }
929 934
935 // it does not go through os api, the operation has to record from here
936 MemTracker::record_virtual_memory_reserve((address)mapAddress, size, CURRENT_PC);
937 MemTracker::record_virtual_memory_type((address)mapAddress, mtInternal);
938
930 *addr = mapAddress; 939 *addr = mapAddress;
931 *sizep = size; 940 *sizep = size;
932 941
933 if (PerfTraceMemOps) { 942 if (PerfTraceMemOps) {
934 tty->print("mapped " SIZE_FORMAT " bytes for vmid %d at " 943 tty->print("mapped " SIZE_FORMAT " bytes for vmid %d at "