2011-02-05 00:19:37 +00:00
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Fri Feb 04 15:54:31 2011 Google Inc. <opensource@google.com>
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* google-perftools: version 1.7 release
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* Reduce page map key size under x86_64 by 4.4MB (rus)
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* Remove a flaky malloc-extension test (fdabek)
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* Improve the performance of PageHeap::New (ond..., csilvers)
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* Improve sampling_test with no-inline additions/etc (fdabek)
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* 16-byte align debug allocs (jyasskin)
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* Change FillProcSelfMaps to detect out-of-buffer-space (csilvers)
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* Document the need for sampling to use GetHeapSample (csilvers)
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* Try to read TSC frequency from tsc_freq_khs (adurbin)
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* Do better at figuring out if tests are running under gdb (ppluzhnikov)
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* Improve spinlock contention performance (ruemmler)
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* Better internal-function list for pprof's /contention (ruemmler)
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* Speed up GoogleOnce (m3b)
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* Limit number of incoming/outgoing edges in pprof (sanjay)
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* Add pprof --evince to go along with --gv (csilvers)
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* Document the various ways to get heap-profiling information (csilvers)
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* Separate out synchronization profiling routines (ruemmler)
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* Improve malloc-stats output to be more understandable (csilvers)
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* Add support for census profiler in pporf (nabeelmian)
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* Document how pprof's /symbol must support GET requests (csilvers)
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* Improve acx_pthread.m4 (ssuomi, liujisi)
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* Speed up pprof's ExtractSymbols (csilvers)
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* Ignore some known-leaky (java) libraries in the heap checker (davidyu)
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* Make kHideMask use all 64 bits in tests (ppluzhnikov)
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* Clean up pprof input-file handling (csilvers)
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* BUGFIX: Don't crash if __environ is NULL (csilvers)
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* BUGFIX: Fix totally broken debugallocation tests (csilvers)
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* BUGFIX: Fix up fake_VDSO handling for unittest (ppluzhnikov)
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* BUGFIX: Suppress all large allocs when report threshold is 0 (lexie)
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* BUGFIX: mmap2 on i386 takes an off_t, not off64_t (csilvers)
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* PORTING: Add missing PERFTOOLS_DLL_DECL (csilvers)
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* PORTING: Add stddef.h to make newer gcc's happy (csilvers)
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* PORTING: Document some tricks for working under OS X (csilvers)
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* PORTING: Don't try to check valgrind for windows (csilvers)
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* PORTING: Make array-size a var to compile under clang (chandlerc)
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* PORTING: No longer hook _aligned_malloc and _aligned_free (csilvers)
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* PORTING: Quiet some gcc warnings (csilvers)
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* PORTING: Replace %PRIxPTR with %p to be more portable (csilvers)
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* PORTING: Support systems that capitalize /proc weirdly (sanek)
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* PORTING: Treat arm3 the same as arm5t in cycletimer (csilvers)
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* PORTING: Update windows logging to not allocate memory (csilvers)
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* PORTING: avoid double-patching newer windows DLLs (roger.orr)
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* PORTING: get dynamic_annotations.c to work on windows (csilvers)
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* Add pkg-config .pc files for the 5 libraries we produce (csilvers)
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* Added proper libtool versioning, so this lib will be 0.1.0 (csilvers)
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* Moved from autoconf 2.64 to 2.65
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Thu Aug 5 12:48:03 PDT 2010 Google Inc. <opensource@google.com>
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2010-08-05 20:36:47 +00:00
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* google-perftools: version 1.6 release
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* Add tc_malloc_usable_size for compatibility with glibc (csilvers)
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* Override malloc_usable_size with tc_malloc_usable_size (csilvers)
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* Default to no automatic heap sampling in tcmalloc (csilvers)
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* Add -DTCMALLOC_LARGE_PAGES, a possibly faster tcmalloc (rus)
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* Make some functions extern "C" to avoid false ODR warnings (jyasskin)
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* pprof: Add SVG-based output (rsc)
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* pprof: Extend pprof --tools to allow per-tool configs (csilvers)
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* pprof: Improve support of 64-bit and big-endian profiles (csilvers)
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* pprof: Add interactive callgrind suport (weidenri...)
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* pprof: Improve address->function mapping a bit (dpeng)
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* Better detection of when we're running under valgrind (csilvers)
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* Better CPU-speed detection under valgrind (saito)
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* Use, and recommend, -fno-builtin-malloc when compiling (csilvers)
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* Avoid false-sharing of memory between caches (bmaurer)
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* BUGFIX: Fix heap sampling to use correct alloc size (bmauer)
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* BUGFIX: Avoid gcc 4.0.x bug by making hook-clearing atomic (csilvers)
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* BUGFIX: Avoid gcc 4.5.x optimization bug (csilvers)
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* BUGFIX: Work around deps-determining bug in libtool 1.5.26 (csilvers)
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* BUGFIX: Fixed test to use HAVE_PTHREAD, not HAVE_PTHREADS (csilvers)
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* BUGFIX: Fix tls callback behavior on windows when using wpo (wtc)
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* BUGFIX: properly align allocation sizes on Windows (antonm)
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* BUGFIX: Fix prototypes for tcmalloc/debugalloc wrt throw() (csilvers)
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* DOC: Updated heap-checker doc to match reality better (fischman)
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* DOC: Document ProfilerFlush, ProfilerStartWithOptions (csilvers)
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* DOC: Update docs for heap-profiler functions (csilvers)
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* DOC: Clean up documentation around tcmalloc.slack_bytes (fikes)
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* DOC: Renamed README.windows to README_windows.txt (csilvers)
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* DOC: Update the NEWS file to be non-empty (csilvers)
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* PORTING: Fix windows addr2line and nm with proper rc code (csilvers)
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* PORTING: Add CycleClock and atomicops support for arm 5 (sanek)
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* PORTING: Improve PC finding on cygwin and redhat 7 (csilvers)
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* PORTING: speed up function-patching under windows (csilvers)
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2010-01-20 22:47:29 +00:00
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Tue Jan 19 14:46:12 2010 Google Inc. <opensource@google.com>
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* google-perftools: version 1.5 release
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* Add tc_set_new_mode (willchan)
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* Make memalign functions + realloc respect tc_set_new_mode (willchan)
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* Add ReleaseToSystem(num_bytes) (kash)
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* Handle zero-length symbols a bit better in pprof (csilvers)
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* Prefer __environ to /proc/self/environ in cpu profiler (csilvers)
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* Add HEAP_CHECK_MAX_LEAKS flag to control #leaks to report (glider)
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* Add two new numeric pageheap properties to MallocExtension (fikes)
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* Print alloc size when mmap fails (hakon)
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* Add ITIMER_REAL support to cpu profiler (csilvers, nabeelmian)
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* Speed up symbolizer in heap-checker reporting (glider)
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* Speed up futexes with FUTEX_PRIVATE_FLAG (m3b)
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* Speed up tcmalloc but doing better span coalescing (sanjay)
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* Better support for different wget's and addr2maps in pprof (csilvres)
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* Implement a nothrow version of delete and delete[] (csilvers)
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* BUGFIX: fix a race on module_libcs[i] in windows patching (csilvers)
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* BUGFIX: Fix debugallocation to call cpp_alloc for new (willchan)
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* BUGFIX: A simple bugfix for --raw mode (mrabkin)
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* BUGFIX: Fix C shims to actually be valid C (csilvers)
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* BUGFIX: Fix recursively-unmapped-region accounting (ppluzhnikov)
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* BUGFIX: better distinguish real and fake vdso (ppluzhnikov)
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* WINDOWS: replace debugmodule with more reliable psai (andrey)
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* PORTING: Add .bundle as another shared library extension (csilvers)
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* PORTING: Fixed a typo bug in the ocnfigure PRIxx m4 macro (csilvers)
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* PORTING: Augment sysinfo to work on 64-bit OS X (csilvers)
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* PORTING: Use sys/ucontext.h to fix compiing on OS X 10.6 (csilvers)
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* PORTING: Fix sysinfo libname reporting for solaris x86 (jeffrey)
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* PORTING: Use libunwind for i386 when using --omitfp (ppluzhnikov)
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2009-09-11 18:42:32 +00:00
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Thu Sep 10 13:51:15 2009 Google Inc. <opensource@google.com>
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* google-perftools: version 1.4 release
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* Add debugallocation library, to catch memory leaks, stomping, etc
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* Add --raw mode to allow for delayed processing of pprof files
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* Use less memory when reading CPU profiles
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* New environment variables to control kernel-allocs (sbrk, memfs, etc)
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* Add MarkThreadBusy(): performance improvement
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* Remove static thread-cache-size code; all is dynamic now
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* Add new HiddenPointer class to heap checker
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* BUGFIX: pvalloc(0) allocates now (found by new debugalloc library)
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* BUGFIX: valloc test (not implementation) no longer overruns memory
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* BUGFIX: GetHeapProfile no longer deadlocks
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* BUGFIX: Support unmapping memory regions before main
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* BUGFIX: Fix some malloc-stats formatting
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* BUGFIX: Don't crash as often when freeing libc-allocated memory
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* BUGFIX: Deal better with incorrect PPROF_PATH when symbolizing
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* BUGFIX: weaken new/delete/etc in addition to malloc/free/etc
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* BUGFIX: Fix return value of GetAllocatedSize
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* PORTING: Fix mmap-#define problem on some 64-bit systems
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* PORTING: Call ranlib again (some OS X versions need it)
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* PORTING: Fix a leak when building with LLVM
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* PORTING: Remove some unneeded bash-ishs from testing scripts
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* WINDOWS: Support library unloading as well as loading
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* WINDOWS/BUGFIX: Set page to 'xrw' instead of 'rw' when patching
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2009-06-10 02:04:26 +00:00
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Tue Jun 9 18:19:06 2009 Google Inc. <opensource@google.com>
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* google-perftools: version 1.3 release
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* Provide our own name for memory functions: tc_malloc, etc (csilvers)
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* Weaken memory-alloc functions so user can override them (csilvers)
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* Remove meaningless delete(nothrow) and delete[](nothrow) (csilvers)
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* BUILD: replace clever libtcmalloc/profiler.a with a new .a (csilvers)
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* PORTING: improve windows port by using google spinlocks (csilvers)
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* PORTING: Fix RedHat 9 memory allocation in heapchecker (csilvers)
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* PORTING: Rename OS_WINDOWS macro to PLATFORM_WINDOWS (mbelshe)
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* PORTING/BUGFIX: Make sure we don't clobber GetLastError (mbelshe)
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* BUGFIX: get rid of useless data for callgrind (weidenrinde)
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* BUGFIX: Modify windows patching to deadlock sometimes (csilvers)
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* BUGFIX: an improved fix for hook handling during fork (csilvers)
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* BUGFIX: revamp profiler_unittest.sh, which was very broken (csilvers)
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2009-04-18 00:02:25 +00:00
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Fri Apr 17 16:40:48 2009 Google Inc. <opensource@google.com>
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* google-perftools: version 1.2 release
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* Allow large_alloc_threshold=0 to turn it off entirely (csilvers)
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* Die more helpfully when out of memory for internal data (csilvers)
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* Refactor profile-data gathering, add a new unittest (cgd, nabeelmian)
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* BUGFIX: fix rounding errors with static thread-size caches (addi)
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* BUGFIX: disable hooks better when forking in leak-checker (csilvers)
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* BUGFIX: fix realloc of crt pointers on windows (csilvers)
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* BUGFIX: do a better job of finding binaries in .sh tests (csilvers)
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* WINDOWS: allow overriding malloc/etc instead of patching (mbelshe)
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* PORTING: fix compilation error in a ppc-specific file (csilvers)
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* PORTING: deal with quirks in cygwin's /proc/self/maps (csilvers)
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* PORTING: use 'A' version of functions for ascii input (mbelshe)
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* PORTING: generate .so's on cygwin and mingw (ajenjo)
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* PORTING: disable profiler methods on cygwin (jperkins)
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* Updated autoconf version to 2.61 and libtool version to 1.5.26
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2009-03-11 20:50:03 +00:00
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Wed Mar 11 11:25:34 2009 Google Inc. <opensource@google.com>
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* google-perftools: version 1.1 release
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* Dynamically resize thread caches -- nice perf. improvement (kash)
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* Add VDSO support to give better stacktraces in linux (ppluzhnikov)
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* Improve heap-profiling sampling algorithm (ford)
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* Rewrite leak-checking code: should be faster and more robust (sanjay)
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* Use ps2 instead of ps for dot: better page cropping for gv (csilvers)
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* Disable malloc-failure warning messages by default (csilvers)
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* Update config/Makefile to disable tests on a per-OS basis (csilvers)
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* PORTING: Get perftools compiling under MSVC 7.1 again (csilvers)
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* PORTING: Get perftools compiling under cygwin again (csilvers)
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* PORTING: automatically set library flags for solaris x86 (csilvers)
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* Add TCMALLOC_SKIP_SBRK to mirror TCMALLOC_SKIP_MMAP (csilvers)
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* Add --enable flags to allow selective building (csilvers)
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* Put addr2line-pdb and nm-pdb in proper output directory (csilvers)
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* Remove deprecated DisableChecksIn (sanjay)
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* DOCUMENTATION: Document most MallocExtension routines (csilvers)
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2009-01-06 19:41:15 +00:00
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Tue Jan 6 13:58:56 2009 Google Inc. <opensource@google.com>
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2009-03-11 20:50:03 +00:00
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2009-01-06 19:41:15 +00:00
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* google-perftools: version 1.0 release
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* Exactly the same as 1.0rc2
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2008-12-15 01:20:31 +00:00
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Sun Dec 14 17:10:35 2008 Google Inc. <opensource@google.com>
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2009-03-11 20:50:03 +00:00
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2008-12-15 01:20:31 +00:00
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* google-perftools: version 1.0rc2 release
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* Fix compile error on 64-bit systems (casting ptr to int) (csilvers)
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2008-12-13 01:35:42 +00:00
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Thu Dec 11 16:01:32 2008 Google Inc. <opensource@google.com>
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* google-perftools: version 1.0rc1 release
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* Replace API for selectively disabling heap-checker in code (sanjay)
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* Add a pre-mmap hook (daven, adlr)
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* Add MallocExtension interface to set memory-releasing rate (fikes)
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* Augment pprof to allow any string ending in /pprof/profile (csilvers)
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* PORTING: Rewrite -- and fix -- malloc patching for windows (dvitek)
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* PORTING: Add nm-pdb and addr2line-pdb for use by pprof (dvitek)
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* PORTING: Improve cygwin and mingw support (jperkins, csilvers)
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* PORTING: Fix pprof for mac os x, other pprof improvements (csilvers)
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* PORTING: Fix some PPC bugs in our locking code (anton.blanchard)
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* A new unittest, smapling_test, to verify tcmalloc-profiles (csilvers)
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* Turn off TLS for gcc < 4.1.2, due to a TLS + -fPIC bug (csilvers)
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* Prefer __builtin_frame_address to assembly for stacktraces (nlewycky)
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* Separate tcmalloc.cc out into multiple files -- finally! (kash)
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* Make our locking code work with -fPIC on 32-bit x86 (aruns)
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* Fix an initialization-ordering bug for tcmalloc/profiling (csilvers)
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* Use "initial exec" model of TLS to speed up tcmalloc (csilvers)
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* Enforce 16-byte alignment for tcmalloc, for SSE (sanjay)
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2008-09-23 17:51:05 +00:00
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Tue Sep 23 08:56:31 2008 Google Inc. <opensource@google.com>
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* google-perftools: version 0.99.2 release
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* COMPILE FIX: add #include needed for FreeBSD and OS X (csilvers)
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2008-09-20 17:15:23 +00:00
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Sat Sep 20 09:37:18 2008 Google Inc. <opensource@google.com>
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* google-perftools: version 0.99.1 release
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* BUG FIX: look for nm, etc in /usr/bin, not /usr/crosstool (csilvers)
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2008-09-19 20:06:40 +00:00
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Thu Sep 18 16:00:27 2008 Google Inc. <opensource@google.com>
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* google-perftools: version 0.99 release
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|
|
* Add IsHeapProfileRunning (csilvers)
|
|
|
|
|
* Add C shims for some of the C++ header files (csilvers)
|
|
|
|
|
* Fix heap profile file clean-up logic (maxim)
|
|
|
|
|
* Rename linuxthreads.c to .cc for better compiler support (csilvers)
|
|
|
|
|
* Add source info to disassembly in pprof (sanjay)
|
|
|
|
|
* Use open instead of fopen to avoid memory alloc (csilvers)
|
|
|
|
|
* Disable malloc extensions when running under valgrind (kcc)
|
|
|
|
|
* BUG FIX: Fix out-of-bound error by reordering a check (larryz)
|
|
|
|
|
* Add Options struct to ProfileData (cgd)
|
|
|
|
|
* Correct PC-handling of --base in pprof (csilvers)
|
|
|
|
|
* Handle 1 function occurring twice in an image (sanjay)
|
|
|
|
|
* Improve stack-data cleaning (maxim)
|
|
|
|
|
* Use 'struct Foo' to make header C compatible (csilvers)
|
|
|
|
|
* Add 'total' line to pprof --text (csilvers)
|
|
|
|
|
* Pre-allocate buffer for heap-profiler to avoid OOM errors (csilvers)
|
|
|
|
|
* Allow a few more env-settings to control tcmalloc (csilvers)
|
|
|
|
|
* Document some of the issues involving thread-local storage (csilvers)
|
|
|
|
|
* BUG FIX: Define strtoll and friends for windows (csilvers)
|
|
|
|
|
|
2008-06-14 02:30:53 +00:00
|
|
|
Mon Jun 9 16:47:03 2008 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.98 release
|
|
|
|
|
* Add ProfilerStartWithOptions() (cgd)
|
|
|
|
|
* Change tcmalloc_minimal to not do any stack-tracing at all (csilvers)
|
|
|
|
|
* Prefer mmap to sbrk for 64-buit debug mode (sanjay)
|
|
|
|
|
* Fix accounting for some tcmalloc stats (sanjay)
|
|
|
|
|
* Use setrlimit() to keep unittests from killing the machine (odo)
|
|
|
|
|
* Fix a bug when sbrk-ing near address 4G (csilvers)
|
|
|
|
|
* Make MallocHook thread-safe (jyasskin)
|
|
|
|
|
* Fix windows build for MemoryBarrier (jyasskin)
|
|
|
|
|
* Fix CPU-profiler docs to mention correct libs (csilvers)
|
|
|
|
|
* Fix for GetHeapProfile() when heap-profiling is off (maxim)
|
|
|
|
|
* Avoid realloc resizing ping-pongs using hysteresis (csilvers)
|
|
|
|
|
* Add --callgrind output support to pprof (klimek)
|
|
|
|
|
* Fix profiler.h and heap-profiler.h to be C-compatible (csilvers)
|
|
|
|
|
* Break malloc_hook.h into two parts to reduce dependencies (csilvers)
|
|
|
|
|
* Better handle systems that don't implement mmap (csilvers)
|
|
|
|
|
* PORTING: disable system_alloc_unittest for msvc (csilvers)
|
|
|
|
|
* PORTING: Makefile tweaks to build better on cygwin (csilvers)
|
|
|
|
|
|
2008-04-22 01:47:16 +00:00
|
|
|
Mon Apr 21 15:20:52 2008 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.97 release
|
|
|
|
|
* Refactor GetHeapProfile to avoid using malloc (maxim)
|
|
|
|
|
* Fix heap-checker and heap-profiler hook interactions (maxim)
|
|
|
|
|
* Fix a data race in MemoryRegionMap::Lock (jyasskin)
|
|
|
|
|
* Improve thread-safety of leak checker (maxim)
|
|
|
|
|
* Fix mmap profile to no longer deadlock (maxim)
|
|
|
|
|
* Fix rpm to have devel package depend on non-devel (csilvers)
|
|
|
|
|
* PORTING: Fix clock-speed detection for Mac OS X (csilvers)
|
|
|
|
|
|
2008-03-19 23:35:27 +00:00
|
|
|
Tue Mar 18 14:30:44 2008 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.96 release
|
|
|
|
|
* major atomicops rewrite; fixed atomic ops code for linux/ppc (vchen)
|
|
|
|
|
* nix the stacktrace library; now build structure is simpler (csilvers)
|
|
|
|
|
* Speed up heap-checker, and reduce extraneous logging (maxim)
|
|
|
|
|
* Improve itimer code for NPTL case (cgd)
|
|
|
|
|
* Add source code annotations for use by valgrind, etc (kcc)
|
|
|
|
|
* PORTING: Fix high resolution timers for Mac OS X (adlr)
|
|
|
|
|
|
2008-02-19 22:19:22 +00:00
|
|
|
Tue Feb 19 12:01:31 2008 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.95.1 release (bugfix release)
|
|
|
|
|
* x86_64 compile-fix: nix pread64 and pwrite64 (csilvers)
|
|
|
|
|
* more heap-checker debug logging (maxim)
|
|
|
|
|
* minor improvement to x86_64 CycleClock (gpike)
|
|
|
|
|
|
2008-02-13 00:55:09 +00:00
|
|
|
Tue Feb 12 12:28:32 2008 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.95 release
|
|
|
|
|
* Better -- not perfect -- support for linux-ppc (csilvers)
|
|
|
|
|
* Fix race condition in libunwind stacktrace (aruns)
|
|
|
|
|
* Speed up x86 spinlock locking (m3b)
|
|
|
|
|
* Improve heap-checker performance (maxim)
|
|
|
|
|
* Heap checker traverses more ptrs inside heap-alloced objects (maxim)
|
|
|
|
|
* Remove deprecated ProfilerThreadState function (cgd)
|
|
|
|
|
* Update libunwind documentation for statically linked binaries (aruns)
|
|
|
|
|
|
2007-12-05 00:08:28 +00:00
|
|
|
Mon Dec 3 23:51:54 2007 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.94.1 release (bugfix release)
|
|
|
|
|
* Fix missing #includes for x86_64 compile using libunwind (csilvers)
|
|
|
|
|
|
2007-11-29 23:39:24 +00:00
|
|
|
Thu Nov 29 07:59:43 2007 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.94 release
|
|
|
|
|
* PORTING: MinGW/Msys support -- runs same code as MSVC does (csilvers)
|
|
|
|
|
* PORTING: Add NumCPUs support for Mac OS X (csilvers)
|
|
|
|
|
* Work around a sscanf bug in glibc(?) (waldemar)
|
|
|
|
|
* Fix Windows MSVC bug triggered by thread deletion (csilvers)
|
|
|
|
|
* Fix bug that triggers in MSVC /O2: missing volatile (gpike)
|
|
|
|
|
* March-of-time support: quiet warnings/errors for gcc 4.2, OS X 10.5
|
|
|
|
|
* Modify pprof so it works without nm: useful for windows (csilvers)
|
|
|
|
|
* pprof: Support filtering for CPU profiles (cgd)
|
|
|
|
|
* Bugfix: have realloc report to hooks in all situations (maxim)
|
|
|
|
|
* Speed improvement: replace slow memcpy with std::copy (soren)
|
|
|
|
|
* Speed: better iterator efficiency in RecordRegionRemoval (soren)
|
|
|
|
|
* Speed: minor speed improvements via better bitfield alignment (gpike)
|
|
|
|
|
* Documentation: add documentation of binary profile output (cgd)
|
|
|
|
|
|
2007-08-17 20:56:15 +00:00
|
|
|
Fri Aug 17 12:32:56 2007 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.93 release
|
|
|
|
|
* PORTING: everything compiles on Solaris, OS X, FreeBSD (see INSTALL)
|
|
|
|
|
* PORTING: cpu-profiler works on most platforms (much better GetPC())
|
|
|
|
|
* PORTING: heap-profiler works on most platforms
|
|
|
|
|
* PORTING: improved windows support, including release builds
|
|
|
|
|
* No longer build or run ptmalloc tests by default
|
|
|
|
|
* Add support for using memfs filesystem to allocate memory in linux
|
|
|
|
|
* WINDOWS: give debug library and release library different names
|
|
|
|
|
|
|
|
|
|
Tue Jul 17 22:26:27 2007 Google Inc. <opensource@google.com>
|
2007-03-22 04:48:00 +00:00
|
|
|
|
2007-08-17 20:56:15 +00:00
|
|
|
* google-perftools: version 0.92 release
|
|
|
|
|
* PERFORMANCE: use a packed cache to speed up tcmalloc
|
|
|
|
|
* PORTING: preliminary windows support! (see README.windows)
|
|
|
|
|
* PORTING: better support for solaris, OS X, FreeBSD (see INSTALL)
|
|
|
|
|
* Envvar support for running the heap-checker under gdb
|
|
|
|
|
* Add weak declarations to maybe_threads to fix no-pthreads compile bugs
|
|
|
|
|
* Some 64bit fixes, especially with pprof
|
|
|
|
|
* Better heap-checker support for some low-level allocations
|
|
|
|
|
* Fix bug where heap-profiles would sometimes get truncated
|
|
|
|
|
* New documentation about how to handle common heap leak situations
|
|
|
|
|
* Use computed includes for hash_map/set: easier config
|
|
|
|
|
* Added all used .m4 templates to the distribution
|
2007-03-22 04:55:49 +00:00
|
|
|
|
2007-08-17 20:56:15 +00:00
|
|
|
Wed Apr 18 16:43:55 2007 Google Inc. <opensource@google.com>
|
2007-03-22 04:55:49 +00:00
|
|
|
|
2007-08-17 20:56:15 +00:00
|
|
|
* google-perftools: version 0.91 release
|
|
|
|
|
* Brown-paper-bag bugfix: compilation error on some x86-64 machines
|
2007-04-16 20:49:32 +00:00
|
|
|
|
|
|
|
|
Fri Apr 13 14:50:51 2007 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.90 release
|
|
|
|
|
* (As the version-number jump hints, this is a major new release:
|
|
|
|
|
almost every piece of functionality was rewritten. I can't do
|
|
|
|
|
justice to all the changes, but will concentrate on highlights.)
|
|
|
|
|
*** USER-VISIBLE CHANGES:
|
|
|
|
|
* Ability to "release" unused memory added to tcmalloc
|
|
|
|
|
* Exposed more tweaking knobs via environment variables (see docs)
|
|
|
|
|
* pprof tries harder to map addresses to functions
|
|
|
|
|
* tcmalloc_minimal compiles and runs on FreeBSD 6.0 and Solaris 10
|
|
|
|
|
*** INTERNAL CHANGES:
|
|
|
|
|
* Much better 64-bit support
|
|
|
|
|
* Better multiple-processor support (e.g. multicore contention tweaks)
|
|
|
|
|
* Support for recent kernel ABI changes (e.g. new arg to mremap)
|
|
|
|
|
* Addition of spinlocks to tcmalloc to reduce contention cost
|
|
|
|
|
* Speed up tcmalloc by using __thread on systems that support TLS
|
|
|
|
|
* Total redesign of heap-checker to improve liveness checking
|
|
|
|
|
* More portable stack-frame analysis -- no more hard-coded constants!
|
|
|
|
|
* Disentangled heap-profiler code and heap-checker code
|
|
|
|
|
* Several new unittests to test, e.g., thread-contention costs
|
|
|
|
|
* Lots of small (but important!) bug fixes: e.g., fixing GetPC on amd64
|
|
|
|
|
*** KNOWN PROBLEMS:
|
|
|
|
|
* CPU-profiling may crash on x86_64 (64-bit) systems. See the README
|
|
|
|
|
* Profiling/heap-checking may deadlock on x86_64 systems. See README
|
2007-04-19 00:53:22 +00:00
|
|
|
|
2007-08-17 20:56:15 +00:00
|
|
|
Wed Jun 14 15:11:14 2006 Google Inc. <opensource@google.com>
|
2007-04-19 00:53:22 +00:00
|
|
|
|
2007-08-17 20:56:15 +00:00
|
|
|
* google-perftools: version 0.8 release
|
|
|
|
|
* Experimental support for remote profiling added to pprof (many)
|
|
|
|
|
* Fixed race condition in ProfileData::FlushTable (etune)
|
|
|
|
|
* Better support for weird /proc maps (maxim, mec)
|
|
|
|
|
* Fix heap-checker interaction with gdb (markus)
|
|
|
|
|
* Better 64-bit support in pprof (aruns)
|
|
|
|
|
* Reduce scavenging cost in tcmalloc by capping NumMoveSize (sanjay)
|
|
|
|
|
* Cast syscall(SYS_mmap); works on more 64-bit systems now (menage)
|
|
|
|
|
* Document the text output of pprof! (csilvers)
|
|
|
|
|
* Better compiler support for no-THREADS and for old compilers (csilvers)
|
|
|
|
|
* Make libunwind the default stack unwinder for x86-64 (aruns)
|
|
|
|
|
* Somehow the COPYING file got erased. Regenerate it (csilvers)
|
2007-07-18 18:30:50 +00:00
|
|
|
|
2007-08-17 20:56:15 +00:00
|
|
|
Thu Apr 13 20:59:09 2006 Google Inc. <opensource@google.com>
|
2007-07-18 18:30:50 +00:00
|
|
|
|
2007-08-17 20:56:15 +00:00
|
|
|
* google-perftools: version 0.7 release
|
|
|
|
|
* Major rewrite of thread introspection for new kernels (markus)
|
|
|
|
|
* Major rewrite of heap-checker to use new thread tools (maxim)
|
|
|
|
|
* Add proper support for following data in thread registers (maxim)
|
|
|
|
|
* Syscall support for older kernels, including _syscall6 (markus)
|
|
|
|
|
* Support PIC mode (markus, mbland, iant)
|
|
|
|
|
* Better support for running in non-threaded contexts (csilvers)
|
|
|
|
|
|
|
|
|
|
Fri Jan 27 14:04:27 2006 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.6 release
|
|
|
|
|
* More sophisticated stacktrace usage, possibly using libunwind (aruns)
|
|
|
|
|
* Update pprof to handle 64-bit profiles (dehnert)
|
|
|
|
|
* Fix GetStackTrace to correctly return top stackframe (sanjay)
|
|
|
|
|
* Add ANSI compliance for new and new[], including new_handler (jkearney)
|
|
|
|
|
* More accuracy by reading ELF files directly rather than objdump (mec)
|
|
|
|
|
* Add readline support for pprof (addi)
|
|
|
|
|
* Add #includes for PPC (csilvers)
|
|
|
|
|
* New PC-detection routine for ibook powerpc (asbestoshead)
|
|
|
|
|
* Vastly improved tcmalloc unittest (csilvers)
|
|
|
|
|
* Move documentation from /usr/doc to /usr/share/doc
|
|
|
|
|
|
|
|
|
|
Mon Nov 14 17:28:59 2005 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.5 release
|
|
|
|
|
* Add va_start/va_end calls around vsnprintf() (csilvers)
|
|
|
|
|
* Write our own __syscall_return(), since it's not defined
|
|
|
|
|
consistently on all 64-bit linux distros (markus)
|
|
|
|
|
|
|
|
|
|
Wed Oct 26 15:19:16 2005 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.4 release
|
|
|
|
|
* Decrease fragmentation in tcmalloc (lefevere)
|
|
|
|
|
* Support for ARM in some of the thread-specific code (markus)
|
|
|
|
|
* Turn off heap-checker for statically-linked binaries, which
|
|
|
|
|
cause error leak reports now (etune)
|
|
|
|
|
* Many pprof improvements, including a command-line interface (jeff)
|
|
|
|
|
* CPU profiling now automatically affects all threads in linux 2.6.
|
|
|
|
|
(Kernel bugs break CPU profiling and threads in linux 2.4 a bit.)
|
|
|
|
|
ProfilerEnable() and ProfilerDisable() are deprecated. (sanjay)
|
|
|
|
|
* tcmalloc now correctly intercepts memalign (m3b, maxim)
|
|
|
|
|
* Syntax fix: added missing va_end()s. Helps non-gcc compiling (etune)
|
|
|
|
|
* Fixed a few coredumper bugs: race condition after PTRACE_DETACH,
|
|
|
|
|
ignore non-aligned stackframe pointers (markus, menage)
|
|
|
|
|
* 64-bit cleanup, especially for spinlock code (etune) and mmap (sanjay)
|
|
|
|
|
* Better support for finding threads in linux (markus)
|
|
|
|
|
* tcmalloc now tracks those stack traces that allocate memory (sanjay)
|
|
|
|
|
* Work around a weird setspecific problem (sanjay)
|
|
|
|
|
* Fix tcmalloc overflow problems when an alloc is close to 2G/4G (sanjay)
|
|
|
|
|
|
|
|
|
|
Fri Jun 24 18:02:26 2005 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.3 release
|
|
|
|
|
* Add missing errno include for one of the unittests (csilvers)
|
|
|
|
|
* Reduce tcmalloc startup memory from 5M to 256K (sanjay)
|
|
|
|
|
* Add support for mallopt() and mallinfo (sanjay)
|
|
|
|
|
* Improve stacktrace's performance on some 64-bit systems (etune)
|
|
|
|
|
* Improve the stacktrace unittest (etune)
|
|
|
|
|
|
|
|
|
|
Tue May 31 08:14:38 2005 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: version 0.2 release
|
|
|
|
|
* Use mmap2() instead of mmap(), to map more memory (menage)
|
|
|
|
|
* Do correct pthread-local checking in heap-checker! (maxim)
|
|
|
|
|
* Avoid overflow on 64-bit machines in pprof (sanjay)
|
|
|
|
|
* Add a few more GetPC() functions, including for AMD (csilvers)
|
|
|
|
|
* Better method for overriding pthread functions (menage)
|
|
|
|
|
* (Hacky) fix to avoid overwriting profile files after fork() (csilvers)
|
|
|
|
|
* Crashing bugfix involving dumping heaps on small-stack threads (tudor)
|
|
|
|
|
* Allow library versions with letters at the end (csilvers)
|
|
|
|
|
* Config fixes for systems that don't define PATH_MAX (csilvers)
|
|
|
|
|
* Confix fixes so we no longer need config.h after install (csilvers)
|
|
|
|
|
* Fix to pprof to correctly read very big cpu profiles (csilvers)
|
|
|
|
|
* Fix to pprof to deal with new commandline flags in modern gv's
|
|
|
|
|
* Better error reporting when we can't access /proc/maps (etune)
|
|
|
|
|
* Get rid of the libc-preallocate code (which could crash on some
|
|
|
|
|
systems); no longer needed with local-threads fix (csilvers)
|
|
|
|
|
|
|
|
|
|
Tue Feb 8 09:57:17 2005 Google Inc. <opensource@google.com>
|
|
|
|
|
|
|
|
|
|
* google-perftools: initial release:
|
|
|
|
|
The google-perftools package contains some utilities to improve
|
|
|
|
|
and analyze the performance of C++ programs. This includes an
|
|
|
|
|
optimized thread-caching malloc() and cpu and heap profiling
|
|
|
|
|
utilities.
|
