| Austin Schuh | 745610d | 2015-09-06 18:19:50 -0700 | [diff] [blame] | 1 | Fri Feb 03 15:40:45 2012 Google Inc. <google-perftools@googlegroups.com> |
| 2 | |
| 3 | * gperftools: version 2.0 |
| 4 | * Renamed the project from google-perftools to gperftools (csilvers) |
| 5 | * Renamed the .deb/.rpm packagse from google-perftools to gperftools too |
| 6 | * Renamed include directory from google/ to gperftools/ (csilvers) |
| 7 | * Changed the 'official' perftools email in setup.py/etc |
| 8 | * Renamed google-perftools.sln to gperftools.sln |
| 9 | * PORTING: Removed bash-isms & grep -q in heap-checker-death_unittest.sh |
| 10 | * Changed copyright text to reflect Google's relinquished ownership |
| 11 | |
| 12 | Tue Jan 31 10:43:50 2012 Google Inc. <opensource@google.com> |
| 13 | |
| 14 | * google-perftools: version 1.10 release |
| 15 | * PORTING: Support for patching assembly on win x86_64! (scott.fr...) |
| 16 | * PORTING: Work around atexit-execution-order bug on freebsd (csilvers) |
| 17 | * PORTING: Patch _calloc_crt for windows (roger orr) |
| 18 | * PORTING: Add C++11 compatibility method for stl allocator (jdennett) |
| 19 | * PORTING: use MADV_FREE, not MADV_DONTNEED, on freebsd (csilvers) |
| 20 | * PORTING: Don't use SYS_open when not supported on solaris (csilvers) |
| 21 | * PORTING: Do not assume uname() returns 0 on success (csilvers) |
| 22 | * LSS: Improved ARM support in linux-syscall-support (dougkwan) |
| 23 | * LSS: Get rid of unused syscalls in linux-syscall-support (csilvers) |
| 24 | * LSS: Fix broken mmap wrapping for ppc (markus) |
| 25 | * LSS: Emit .cfi_adjust_cfa_offset when appropriate (ppluzhnikov) |
| 26 | * LSS: Be more accurate in register use in __asm__ (markus) |
| 27 | * LSS: Fix __asm__ calls to compile under clang (chandlerc) |
| 28 | * LSS: Fix ARM inline assembly bug around r7 and swi (lcwu) |
| 29 | * No longer log when an allocator fails (csilvers) |
| 30 | * void* -> const void* for MallocExtension methods (llib) |
| 31 | * Improve HEAP_PROFILE_MMAP and fix bugs with it (dmikurube) |
| 32 | * Replace int-based abs with more correct fabs in a test (pmurin) |
| 33 | |
| 34 | Thu Dec 22 16:22:45 2011 Google Inc. <opensource@google.com> |
| 35 | |
| 36 | * google-perftools: version 1.9 release |
| 37 | * Lightweight check for double-frees (blount) |
| 38 | * BUGFIX: Fix pprof to exit properly if run with no args (dagitses) |
| 39 | * Suggest ASan as a way to diagnose buggy code (ppluzhnikov) |
| 40 | * Get rid of unused CACHELINE_SIZE (csilvers) |
| 41 | * Replace atexit() calls with global dtors; helps freebsd (csilvers) |
| 42 | * Disable heap-checker under AddressSanitizer (kcc) |
| 43 | * Fix bug in powerpc stacktracing (ppluzhnikov) |
| 44 | * PERF: Use exponential backoff waiting for spinlocks (m3b) |
| 45 | * Fix 64-bit nm on 32-bit binaries in pprof (csilvers) |
| 46 | * Add ProfileHandlerDisallowForever (rsc) |
| 47 | * BUGFIX: Shell escape when forking in pprof (csilvers) |
| 48 | * No longer combine overloaded functions in pprof (csilvers) |
| 49 | * Fix address-normalizing bug in pprof (csilvers) |
| 50 | * More consistently call abort() instead of exit() on failure (csilvers) |
| 51 | * Allow NoGlobalLeaks to be safely called more than once (csilvers) |
| 52 | * PORTING/BUGFIX: Fix ARM cycleclock to use volatile asm (dougkwan) |
| 53 | * PORTING: 64-bit atomic ops for ARMv7 (dougkwan) |
| 54 | * PORTING: Implement stacktrace for ARM (dougkwan) |
| 55 | * PORTING: Fix malloc_hook_mmap_linux for ARM (dougkwan) |
| 56 | * PORTING: Update linux_syscall_support.h for ARM/etc (evannier, sanek) |
| 57 | * PORTING: Fix freebsd to work on x86_64 (chapp...@gmail.com) |
| 58 | * PORTING: Added additional SYS_mmap fixes for FreeBSD (chappedm) |
| 59 | * PORTING: Allow us to compile on OS X 10.6 and run on 10.5 (raltherr) |
| 60 | * PORTING: Check for mingw compilers that *do* define timespec |
| 61 | * PORTING: Add "support" for MIPS cycletimer |
| 62 | * PORTING: Fix fallback cycle-timer to work with Now (dougkwan) |
| 63 | * PERF: Move stack trace collecting out of the mutex (taylorc) |
| 64 | * PERF: Get the deallocation stack trace outside the mutex (sean) |
| 65 | * Make PageHeap dynamically allocated for leak checks (maxim) |
| 66 | * BUGFIX: Fix probing of nm -f behavior in pprof (dpeng) |
| 67 | * BUGFIX: Fix a race with the CentralFreeList lock before main (sanjay) |
| 68 | * Support /pprof/censusprofile url arguments (rajatjain) |
| 69 | * Change IgnoreObject to return its argument (nlewycky) |
| 70 | * Update malloc-hook files to support more CPUs |
| 71 | * BUGFIX: write our own strstr to avoid libc problems (csilvers) |
| 72 | * Use simple callgrind compression facility in pprof |
| 73 | * Print an error message when we can't run pprof to symbolize (csilvers) |
| 74 | * Die in configure when g++ is't installed (csilvers) |
| 75 | * DOC: Beef up the documentation a bit about using libunwind (csilvers) |
| 76 | |
| 77 | Fri Aug 26 13:29:25 2011 Google Inc. <opensource@google.com> |
| 78 | |
| 79 | * google-perftools: version 1.8.3 release |
| 80 | * Added back the 'pthreads unsafe early' #define, needed for FreeBSD |
| 81 | |
| 82 | Thu Aug 11 15:01:47 2011 Google Inc. <opensource@google.com> |
| 83 | |
| 84 | * google-perftools: version 1.8.2 release |
| 85 | * Fixed calculation of patchlevel, 'make check' should all pass again |
| 86 | |
| 87 | Tue Jul 26 20:57:51 2011 Google Inc. <opensource@google.com> |
| 88 | |
| 89 | * google-perftools: version 1.8.1 release |
| 90 | * Added an #include to fix compile breakage on latest gcc's |
| 91 | * Removed an extra , in the configure.ac script |
| 92 | |
| 93 | Fri Jul 15 16:10:51 2011 Google Inc. <opensource@google.com> |
| 94 | |
| 95 | * google-perftools: version 1.8 release |
| 96 | * PORTING: (Disabled) support for patching mmap on freebsd (chapp...) |
| 97 | * PORTING: Support volatile __malloc_hook for glibc 2.14 (csilvers) |
| 98 | * PORTING: Use _asm rdtsc and __rdtsc to get cycleclock in windows (koda) |
| 99 | * PORTING: Fix fd vs. HANDLE compiler error on cygwin (csilvers) |
| 100 | * PORTING: Do not test memalign or double-linking on OS X (csilvers) |
| 101 | * PORTING: Actually enable TLS on windows (jontra) |
| 102 | * PORTING: Some work to compile under Native Client (krasin) |
| 103 | * PORTING: deal with pthread_once w/o -pthread on freebsd (csilvers) |
| 104 | * Rearrange libc-overriding to make it easier to port (csilvers) |
| 105 | * Display source locations in pprof disassembly (sanjay) |
| 106 | * BUGFIX: Actually initialize allocator name (mec) |
| 107 | * BUGFIX: Keep track of 'overhead' bytes in malloc reporting (csilvers) |
| 108 | * Allow ignoring one object twice in the leak checker (glider) |
| 109 | * BUGFIX: top10 in pprof should print 10 lines, not 11 (rsc) |
| 110 | * Refactor vdso source files (tipp) |
| 111 | * Some documentation cleanups |
| 112 | * Document MAX_TOTAL_THREAD_CACHE_SIZE <= 1Gb (nsethi) |
| 113 | * Add MallocExtension::GetOwnership(ptr) (csilvers) |
| 114 | * BUGFIX: We were leaving out a needed $(top_srcdir) in the Makefile |
| 115 | * PORTING: Support getting argv0 on OS X |
| 116 | * Add 'weblist' command to pprof: like 'list' but html (sanjay) |
| 117 | * Improve source listing in pprof (sanjay) |
| 118 | * Cap cache sizes to reduce fragmentation (ruemmler) |
| 119 | * Improve performance by capping or increasing sizes (ruemmler) |
| 120 | * Add M{,un}mapReplacmenet hooks into MallocHook (ribrdb) |
| 121 | * Refactored system allocator logic (gangren) |
| 122 | * Include cleanups (csilvers) |
| 123 | * Add TCMALLOC_SMALL_BUT_SLOW support (ruemmler) |
| 124 | * Clarify that tcmalloc stats are MiB (robinson) |
| 125 | * Remove support for non-tcmalloc debugallocation (blount) |
| 126 | * Add a new test: malloc_hook_test (csilvers) |
| 127 | * Change the configure script to be more crosstool-friendly (mcgrathr) |
| 128 | * PORTING: leading-underscore changes to support win64 (csilvers) |
| 129 | * Improve debugallocation tc_malloc_size (csilvers) |
| 130 | * Extend atomicops.h and cyceclock to use ARM V6+ optimized code (sanek) |
| 131 | * Change malloc-hook to use a list-like structure (llib) |
| 132 | * Add flag to use MAP_PRIVATE in memfs_malloc (gangren) |
| 133 | * Windows support for pprof: nul and /usr/bin/file (csilvers) |
| 134 | * TESTING: add test on strdup to tcmalloc_test (csilvers) |
| 135 | * Augment heap-checker to deal with no-inode maps (csilvers) |
| 136 | * Count .dll/.dylib as shared libs in heap-checker (csilvers) |
| 137 | * Disable sys_futex for arm; it's not always reliable (sanek) |
| 138 | * PORTING: change lots of windows/port.h macros to functions |
| 139 | * BUGFIX: Generate correct version# in tcmalloc.h on windows (csilvers) |
| 140 | * PORTING: Some casting to make solaris happier about types (csilvers) |
| 141 | * TESTING: Disable debugallocation_test in 'minimal' mode (csilvers) |
| 142 | * Rewrite debugallocation to be more modular (csilvers) |
| 143 | * Don't try to run the heap-checker under valgrind (ppluzhnikov) |
| 144 | * BUGFIX: Make focused stat %'s relative, not absolute (sanjay) |
| 145 | * BUGFIX: Don't use '//' comments in a C file (csilvers) |
| 146 | * Quiet new-gcc compiler warnings via -Wno-unused-result, etc (csilvers) |
| 147 | |
| 148 | Fri Feb 04 15:54:31 2011 Google Inc. <opensource@google.com> |
| 149 | |
| 150 | * google-perftools: version 1.7 release |
| 151 | * Reduce page map key size under x86_64 by 4.4MB (rus) |
| 152 | * Remove a flaky malloc-extension test (fdabek) |
| 153 | * Improve the performance of PageHeap::New (ond..., csilvers) |
| 154 | * Improve sampling_test with no-inline additions/etc (fdabek) |
| 155 | * 16-byte align debug allocs (jyasskin) |
| 156 | * Change FillProcSelfMaps to detect out-of-buffer-space (csilvers) |
| 157 | * Document the need for sampling to use GetHeapSample (csilvers) |
| 158 | * Try to read TSC frequency from tsc_freq_khs (adurbin) |
| 159 | * Do better at figuring out if tests are running under gdb (ppluzhnikov) |
| 160 | * Improve spinlock contention performance (ruemmler) |
| 161 | * Better internal-function list for pprof's /contention (ruemmler) |
| 162 | * Speed up GoogleOnce (m3b) |
| 163 | * Limit number of incoming/outgoing edges in pprof (sanjay) |
| 164 | * Add pprof --evince to go along with --gv (csilvers) |
| 165 | * Document the various ways to get heap-profiling information (csilvers) |
| 166 | * Separate out synchronization profiling routines (ruemmler) |
| 167 | * Improve malloc-stats output to be more understandable (csilvers) |
| 168 | * Add support for census profiler in pporf (nabeelmian) |
| 169 | * Document how pprof's /symbol must support GET requests (csilvers) |
| 170 | * Improve acx_pthread.m4 (ssuomi, liujisi) |
| 171 | * Speed up pprof's ExtractSymbols (csilvers) |
| 172 | * Ignore some known-leaky (java) libraries in the heap checker (davidyu) |
| 173 | * Make kHideMask use all 64 bits in tests (ppluzhnikov) |
| 174 | * Clean up pprof input-file handling (csilvers) |
| 175 | * BUGFIX: Don't crash if __environ is NULL (csilvers) |
| 176 | * BUGFIX: Fix totally broken debugallocation tests (csilvers) |
| 177 | * BUGFIX: Fix up fake_VDSO handling for unittest (ppluzhnikov) |
| 178 | * BUGFIX: Suppress all large allocs when report threshold is 0 (lexie) |
| 179 | * BUGFIX: mmap2 on i386 takes an off_t, not off64_t (csilvers) |
| 180 | * PORTING: Add missing PERFTOOLS_DLL_DECL (csilvers) |
| 181 | * PORTING: Add stddef.h to make newer gcc's happy (csilvers) |
| 182 | * PORTING: Document some tricks for working under OS X (csilvers) |
| 183 | * PORTING: Don't try to check valgrind for windows (csilvers) |
| 184 | * PORTING: Make array-size a var to compile under clang (chandlerc) |
| 185 | * PORTING: No longer hook _aligned_malloc and _aligned_free (csilvers) |
| 186 | * PORTING: Quiet some gcc warnings (csilvers) |
| 187 | * PORTING: Replace %PRIxPTR with %p to be more portable (csilvers) |
| 188 | * PORTING: Support systems that capitalize /proc weirdly (sanek) |
| 189 | * PORTING: Treat arm3 the same as arm5t in cycletimer (csilvers) |
| 190 | * PORTING: Update windows logging to not allocate memory (csilvers) |
| 191 | * PORTING: avoid double-patching newer windows DLLs (roger.orr) |
| 192 | * PORTING: get dynamic_annotations.c to work on windows (csilvers) |
| 193 | * Add pkg-config .pc files for the 5 libraries we produce (csilvers) |
| 194 | * Added proper libtool versioning, so this lib will be 0.1.0 (csilvers) |
| 195 | * Moved from autoconf 2.64 to 2.65 |
| 196 | |
| 197 | Thu Aug 5 12:48:03 PDT 2010 Google Inc. <opensource@google.com> |
| 198 | |
| 199 | * google-perftools: version 1.6 release |
| 200 | * Add tc_malloc_usable_size for compatibility with glibc (csilvers) |
| 201 | * Override malloc_usable_size with tc_malloc_usable_size (csilvers) |
| 202 | * Default to no automatic heap sampling in tcmalloc (csilvers) |
| 203 | * Add -DTCMALLOC_LARGE_PAGES, a possibly faster tcmalloc (rus) |
| 204 | * Make some functions extern "C" to avoid false ODR warnings (jyasskin) |
| 205 | * pprof: Add SVG-based output (rsc) |
| 206 | * pprof: Extend pprof --tools to allow per-tool configs (csilvers) |
| 207 | * pprof: Improve support of 64-bit and big-endian profiles (csilvers) |
| 208 | * pprof: Add interactive callgrind suport (weidenri...) |
| 209 | * pprof: Improve address->function mapping a bit (dpeng) |
| 210 | * Better detection of when we're running under valgrind (csilvers) |
| 211 | * Better CPU-speed detection under valgrind (saito) |
| 212 | * Use, and recommend, -fno-builtin-malloc when compiling (csilvers) |
| 213 | * Avoid false-sharing of memory between caches (bmaurer) |
| 214 | * BUGFIX: Fix heap sampling to use correct alloc size (bmauer) |
| 215 | * BUGFIX: Avoid gcc 4.0.x bug by making hook-clearing atomic (csilvers) |
| 216 | * BUGFIX: Avoid gcc 4.5.x optimization bug (csilvers) |
| 217 | * BUGFIX: Work around deps-determining bug in libtool 1.5.26 (csilvers) |
| 218 | * BUGFIX: Fixed test to use HAVE_PTHREAD, not HAVE_PTHREADS (csilvers) |
| 219 | * BUGFIX: Fix tls callback behavior on windows when using wpo (wtc) |
| 220 | * BUGFIX: properly align allocation sizes on Windows (antonm) |
| 221 | * BUGFIX: Fix prototypes for tcmalloc/debugalloc wrt throw() (csilvers) |
| 222 | * DOC: Updated heap-checker doc to match reality better (fischman) |
| 223 | * DOC: Document ProfilerFlush, ProfilerStartWithOptions (csilvers) |
| 224 | * DOC: Update docs for heap-profiler functions (csilvers) |
| 225 | * DOC: Clean up documentation around tcmalloc.slack_bytes (fikes) |
| 226 | * DOC: Renamed README.windows to README_windows.txt (csilvers) |
| 227 | * DOC: Update the NEWS file to be non-empty (csilvers) |
| 228 | * PORTING: Fix windows addr2line and nm with proper rc code (csilvers) |
| 229 | * PORTING: Add CycleClock and atomicops support for arm 5 (sanek) |
| 230 | * PORTING: Improve PC finding on cygwin and redhat 7 (csilvers) |
| 231 | * PORTING: speed up function-patching under windows (csilvers) |
| 232 | |
| 233 | Tue Jan 19 14:46:12 2010 Google Inc. <opensource@google.com> |
| 234 | |
| 235 | * google-perftools: version 1.5 release |
| 236 | * Add tc_set_new_mode (willchan) |
| 237 | * Make memalign functions + realloc respect tc_set_new_mode (willchan) |
| 238 | * Add ReleaseToSystem(num_bytes) (kash) |
| 239 | * Handle zero-length symbols a bit better in pprof (csilvers) |
| 240 | * Prefer __environ to /proc/self/environ in cpu profiler (csilvers) |
| 241 | * Add HEAP_CHECK_MAX_LEAKS flag to control #leaks to report (glider) |
| 242 | * Add two new numeric pageheap properties to MallocExtension (fikes) |
| 243 | * Print alloc size when mmap fails (hakon) |
| 244 | * Add ITIMER_REAL support to cpu profiler (csilvers, nabeelmian) |
| 245 | * Speed up symbolizer in heap-checker reporting (glider) |
| 246 | * Speed up futexes with FUTEX_PRIVATE_FLAG (m3b) |
| 247 | * Speed up tcmalloc but doing better span coalescing (sanjay) |
| 248 | * Better support for different wget's and addr2maps in pprof (csilvres) |
| 249 | * Implement a nothrow version of delete and delete[] (csilvers) |
| 250 | * BUGFIX: fix a race on module_libcs[i] in windows patching (csilvers) |
| 251 | * BUGFIX: Fix debugallocation to call cpp_alloc for new (willchan) |
| 252 | * BUGFIX: A simple bugfix for --raw mode (mrabkin) |
| 253 | * BUGFIX: Fix C shims to actually be valid C (csilvers) |
| 254 | * BUGFIX: Fix recursively-unmapped-region accounting (ppluzhnikov) |
| 255 | * BUGFIX: better distinguish real and fake vdso (ppluzhnikov) |
| 256 | * WINDOWS: replace debugmodule with more reliable psai (andrey) |
| 257 | * PORTING: Add .bundle as another shared library extension (csilvers) |
| 258 | * PORTING: Fixed a typo bug in the ocnfigure PRIxx m4 macro (csilvers) |
| 259 | * PORTING: Augment sysinfo to work on 64-bit OS X (csilvers) |
| 260 | * PORTING: Use sys/ucontext.h to fix compiing on OS X 10.6 (csilvers) |
| 261 | * PORTING: Fix sysinfo libname reporting for solaris x86 (jeffrey) |
| 262 | * PORTING: Use libunwind for i386 when using --omitfp (ppluzhnikov) |
| 263 | |
| 264 | Thu Sep 10 13:51:15 2009 Google Inc. <opensource@google.com> |
| 265 | |
| 266 | * google-perftools: version 1.4 release |
| 267 | * Add debugallocation library, to catch memory leaks, stomping, etc |
| 268 | * Add --raw mode to allow for delayed processing of pprof files |
| 269 | * Use less memory when reading CPU profiles |
| 270 | * New environment variables to control kernel-allocs (sbrk, memfs, etc) |
| 271 | * Add MarkThreadBusy(): performance improvement |
| 272 | * Remove static thread-cache-size code; all is dynamic now |
| 273 | * Add new HiddenPointer class to heap checker |
| 274 | * BUGFIX: pvalloc(0) allocates now (found by new debugalloc library) |
| 275 | * BUGFIX: valloc test (not implementation) no longer overruns memory |
| 276 | * BUGFIX: GetHeapProfile no longer deadlocks |
| 277 | * BUGFIX: Support unmapping memory regions before main |
| 278 | * BUGFIX: Fix some malloc-stats formatting |
| 279 | * BUGFIX: Don't crash as often when freeing libc-allocated memory |
| 280 | * BUGFIX: Deal better with incorrect PPROF_PATH when symbolizing |
| 281 | * BUGFIX: weaken new/delete/etc in addition to malloc/free/etc |
| 282 | * BUGFIX: Fix return value of GetAllocatedSize |
| 283 | * PORTING: Fix mmap-#define problem on some 64-bit systems |
| 284 | * PORTING: Call ranlib again (some OS X versions need it) |
| 285 | * PORTING: Fix a leak when building with LLVM |
| 286 | * PORTING: Remove some unneeded bash-ishs from testing scripts |
| 287 | * WINDOWS: Support library unloading as well as loading |
| 288 | * WINDOWS/BUGFIX: Set page to 'xrw' instead of 'rw' when patching |
| 289 | |
| 290 | Tue Jun 9 18:19:06 2009 Google Inc. <opensource@google.com> |
| 291 | |
| 292 | * google-perftools: version 1.3 release |
| 293 | * Provide our own name for memory functions: tc_malloc, etc (csilvers) |
| 294 | * Weaken memory-alloc functions so user can override them (csilvers) |
| 295 | * Remove meaningless delete(nothrow) and delete[](nothrow) (csilvers) |
| 296 | * BUILD: replace clever libtcmalloc/profiler.a with a new .a (csilvers) |
| 297 | * PORTING: improve windows port by using google spinlocks (csilvers) |
| 298 | * PORTING: Fix RedHat 9 memory allocation in heapchecker (csilvers) |
| 299 | * PORTING: Rename OS_WINDOWS macro to PLATFORM_WINDOWS (mbelshe) |
| 300 | * PORTING/BUGFIX: Make sure we don't clobber GetLastError (mbelshe) |
| 301 | * BUGFIX: get rid of useless data for callgrind (weidenrinde) |
| 302 | * BUGFIX: Modify windows patching to deadlock sometimes (csilvers) |
| 303 | * BUGFIX: an improved fix for hook handling during fork (csilvers) |
| 304 | * BUGFIX: revamp profiler_unittest.sh, which was very broken (csilvers) |
| 305 | |
| 306 | Fri Apr 17 16:40:48 2009 Google Inc. <opensource@google.com> |
| 307 | |
| 308 | * google-perftools: version 1.2 release |
| 309 | * Allow large_alloc_threshold=0 to turn it off entirely (csilvers) |
| 310 | * Die more helpfully when out of memory for internal data (csilvers) |
| 311 | * Refactor profile-data gathering, add a new unittest (cgd, nabeelmian) |
| 312 | * BUGFIX: fix rounding errors with static thread-size caches (addi) |
| 313 | * BUGFIX: disable hooks better when forking in leak-checker (csilvers) |
| 314 | * BUGFIX: fix realloc of crt pointers on windows (csilvers) |
| 315 | * BUGFIX: do a better job of finding binaries in .sh tests (csilvers) |
| 316 | * WINDOWS: allow overriding malloc/etc instead of patching (mbelshe) |
| 317 | * PORTING: fix compilation error in a ppc-specific file (csilvers) |
| 318 | * PORTING: deal with quirks in cygwin's /proc/self/maps (csilvers) |
| 319 | * PORTING: use 'A' version of functions for ascii input (mbelshe) |
| 320 | * PORTING: generate .so's on cygwin and mingw (ajenjo) |
| 321 | * PORTING: disable profiler methods on cygwin (jperkins) |
| 322 | * Updated autoconf version to 2.61 and libtool version to 1.5.26 |
| 323 | |
| 324 | Wed Mar 11 11:25:34 2009 Google Inc. <opensource@google.com> |
| 325 | |
| 326 | * google-perftools: version 1.1 release |
| 327 | * Dynamically resize thread caches -- nice perf. improvement (kash) |
| 328 | * Add VDSO support to give better stacktraces in linux (ppluzhnikov) |
| 329 | * Improve heap-profiling sampling algorithm (ford) |
| 330 | * Rewrite leak-checking code: should be faster and more robust (sanjay) |
| 331 | * Use ps2 instead of ps for dot: better page cropping for gv (csilvers) |
| 332 | * Disable malloc-failure warning messages by default (csilvers) |
| 333 | * Update config/Makefile to disable tests on a per-OS basis (csilvers) |
| 334 | * PORTING: Get perftools compiling under MSVC 7.1 again (csilvers) |
| 335 | * PORTING: Get perftools compiling under cygwin again (csilvers) |
| 336 | * PORTING: automatically set library flags for solaris x86 (csilvers) |
| 337 | * Add TCMALLOC_SKIP_SBRK to mirror TCMALLOC_SKIP_MMAP (csilvers) |
| 338 | * Add --enable flags to allow selective building (csilvers) |
| 339 | * Put addr2line-pdb and nm-pdb in proper output directory (csilvers) |
| 340 | * Remove deprecated DisableChecksIn (sanjay) |
| 341 | * DOCUMENTATION: Document most MallocExtension routines (csilvers) |
| 342 | |
| 343 | Tue Jan 6 13:58:56 2009 Google Inc. <opensource@google.com> |
| 344 | |
| 345 | * google-perftools: version 1.0 release |
| 346 | * Exactly the same as 1.0rc2 |
| 347 | |
| 348 | Sun Dec 14 17:10:35 2008 Google Inc. <opensource@google.com> |
| 349 | |
| 350 | * google-perftools: version 1.0rc2 release |
| 351 | * Fix compile error on 64-bit systems (casting ptr to int) (csilvers) |
| 352 | |
| 353 | Thu Dec 11 16:01:32 2008 Google Inc. <opensource@google.com> |
| 354 | |
| 355 | * google-perftools: version 1.0rc1 release |
| 356 | * Replace API for selectively disabling heap-checker in code (sanjay) |
| 357 | * Add a pre-mmap hook (daven, adlr) |
| 358 | * Add MallocExtension interface to set memory-releasing rate (fikes) |
| 359 | * Augment pprof to allow any string ending in /pprof/profile (csilvers) |
| 360 | * PORTING: Rewrite -- and fix -- malloc patching for windows (dvitek) |
| 361 | * PORTING: Add nm-pdb and addr2line-pdb for use by pprof (dvitek) |
| 362 | * PORTING: Improve cygwin and mingw support (jperkins, csilvers) |
| 363 | * PORTING: Fix pprof for mac os x, other pprof improvements (csilvers) |
| 364 | * PORTING: Fix some PPC bugs in our locking code (anton.blanchard) |
| 365 | * A new unittest, smapling_test, to verify tcmalloc-profiles (csilvers) |
| 366 | * Turn off TLS for gcc < 4.1.2, due to a TLS + -fPIC bug (csilvers) |
| 367 | * Prefer __builtin_frame_address to assembly for stacktraces (nlewycky) |
| 368 | * Separate tcmalloc.cc out into multiple files -- finally! (kash) |
| 369 | * Make our locking code work with -fPIC on 32-bit x86 (aruns) |
| 370 | * Fix an initialization-ordering bug for tcmalloc/profiling (csilvers) |
| 371 | * Use "initial exec" model of TLS to speed up tcmalloc (csilvers) |
| 372 | * Enforce 16-byte alignment for tcmalloc, for SSE (sanjay) |
| 373 | |
| 374 | Tue Sep 23 08:56:31 2008 Google Inc. <opensource@google.com> |
| 375 | |
| 376 | * google-perftools: version 0.99.2 release |
| 377 | * COMPILE FIX: add #include needed for FreeBSD and OS X (csilvers) |
| 378 | |
| 379 | Sat Sep 20 09:37:18 2008 Google Inc. <opensource@google.com> |
| 380 | |
| 381 | * google-perftools: version 0.99.1 release |
| 382 | * BUG FIX: look for nm, etc in /usr/bin, not /usr/crosstool (csilvers) |
| 383 | |
| 384 | Thu Sep 18 16:00:27 2008 Google Inc. <opensource@google.com> |
| 385 | |
| 386 | * google-perftools: version 0.99 release |
| 387 | * Add IsHeapProfileRunning (csilvers) |
| 388 | * Add C shims for some of the C++ header files (csilvers) |
| 389 | * Fix heap profile file clean-up logic (maxim) |
| 390 | * Rename linuxthreads.c to .cc for better compiler support (csilvers) |
| 391 | * Add source info to disassembly in pprof (sanjay) |
| 392 | * Use open instead of fopen to avoid memory alloc (csilvers) |
| 393 | * Disable malloc extensions when running under valgrind (kcc) |
| 394 | * BUG FIX: Fix out-of-bound error by reordering a check (larryz) |
| 395 | * Add Options struct to ProfileData (cgd) |
| 396 | * Correct PC-handling of --base in pprof (csilvers) |
| 397 | * Handle 1 function occurring twice in an image (sanjay) |
| 398 | * Improve stack-data cleaning (maxim) |
| 399 | * Use 'struct Foo' to make header C compatible (csilvers) |
| 400 | * Add 'total' line to pprof --text (csilvers) |
| 401 | * Pre-allocate buffer for heap-profiler to avoid OOM errors (csilvers) |
| 402 | * Allow a few more env-settings to control tcmalloc (csilvers) |
| 403 | * Document some of the issues involving thread-local storage (csilvers) |
| 404 | * BUG FIX: Define strtoll and friends for windows (csilvers) |
| 405 | |
| 406 | Mon Jun 9 16:47:03 2008 Google Inc. <opensource@google.com> |
| 407 | |
| 408 | * google-perftools: version 0.98 release |
| 409 | * Add ProfilerStartWithOptions() (cgd) |
| 410 | * Change tcmalloc_minimal to not do any stack-tracing at all (csilvers) |
| 411 | * Prefer mmap to sbrk for 64-buit debug mode (sanjay) |
| 412 | * Fix accounting for some tcmalloc stats (sanjay) |
| 413 | * Use setrlimit() to keep unittests from killing the machine (odo) |
| 414 | * Fix a bug when sbrk-ing near address 4G (csilvers) |
| 415 | * Make MallocHook thread-safe (jyasskin) |
| 416 | * Fix windows build for MemoryBarrier (jyasskin) |
| 417 | * Fix CPU-profiler docs to mention correct libs (csilvers) |
| 418 | * Fix for GetHeapProfile() when heap-profiling is off (maxim) |
| 419 | * Avoid realloc resizing ping-pongs using hysteresis (csilvers) |
| 420 | * Add --callgrind output support to pprof (klimek) |
| 421 | * Fix profiler.h and heap-profiler.h to be C-compatible (csilvers) |
| 422 | * Break malloc_hook.h into two parts to reduce dependencies (csilvers) |
| 423 | * Better handle systems that don't implement mmap (csilvers) |
| 424 | * PORTING: disable system_alloc_unittest for msvc (csilvers) |
| 425 | * PORTING: Makefile tweaks to build better on cygwin (csilvers) |
| 426 | |
| 427 | Mon Apr 21 15:20:52 2008 Google Inc. <opensource@google.com> |
| 428 | |
| 429 | * google-perftools: version 0.97 release |
| 430 | * Refactor GetHeapProfile to avoid using malloc (maxim) |
| 431 | * Fix heap-checker and heap-profiler hook interactions (maxim) |
| 432 | * Fix a data race in MemoryRegionMap::Lock (jyasskin) |
| 433 | * Improve thread-safety of leak checker (maxim) |
| 434 | * Fix mmap profile to no longer deadlock (maxim) |
| 435 | * Fix rpm to have devel package depend on non-devel (csilvers) |
| 436 | * PORTING: Fix clock-speed detection for Mac OS X (csilvers) |
| 437 | |
| 438 | Tue Mar 18 14:30:44 2008 Google Inc. <opensource@google.com> |
| 439 | |
| 440 | * google-perftools: version 0.96 release |
| 441 | * major atomicops rewrite; fixed atomic ops code for linux/ppc (vchen) |
| 442 | * nix the stacktrace library; now build structure is simpler (csilvers) |
| 443 | * Speed up heap-checker, and reduce extraneous logging (maxim) |
| 444 | * Improve itimer code for NPTL case (cgd) |
| 445 | * Add source code annotations for use by valgrind, etc (kcc) |
| 446 | * PORTING: Fix high resolution timers for Mac OS X (adlr) |
| 447 | |
| 448 | Tue Feb 19 12:01:31 2008 Google Inc. <opensource@google.com> |
| 449 | |
| 450 | * google-perftools: version 0.95.1 release (bugfix release) |
| 451 | * x86_64 compile-fix: nix pread64 and pwrite64 (csilvers) |
| 452 | * more heap-checker debug logging (maxim) |
| 453 | * minor improvement to x86_64 CycleClock (gpike) |
| 454 | |
| 455 | Tue Feb 12 12:28:32 2008 Google Inc. <opensource@google.com> |
| 456 | |
| 457 | * google-perftools: version 0.95 release |
| 458 | * Better -- not perfect -- support for linux-ppc (csilvers) |
| 459 | * Fix race condition in libunwind stacktrace (aruns) |
| 460 | * Speed up x86 spinlock locking (m3b) |
| 461 | * Improve heap-checker performance (maxim) |
| 462 | * Heap checker traverses more ptrs inside heap-alloced objects (maxim) |
| 463 | * Remove deprecated ProfilerThreadState function (cgd) |
| 464 | * Update libunwind documentation for statically linked binaries (aruns) |
| 465 | |
| 466 | Mon Dec 3 23:51:54 2007 Google Inc. <opensource@google.com> |
| 467 | |
| 468 | * google-perftools: version 0.94.1 release (bugfix release) |
| 469 | * Fix missing #includes for x86_64 compile using libunwind (csilvers) |
| 470 | |
| 471 | Thu Nov 29 07:59:43 2007 Google Inc. <opensource@google.com> |
| 472 | |
| 473 | * google-perftools: version 0.94 release |
| 474 | * PORTING: MinGW/Msys support -- runs same code as MSVC does (csilvers) |
| 475 | * PORTING: Add NumCPUs support for Mac OS X (csilvers) |
| 476 | * Work around a sscanf bug in glibc(?) (waldemar) |
| 477 | * Fix Windows MSVC bug triggered by thread deletion (csilvers) |
| 478 | * Fix bug that triggers in MSVC /O2: missing volatile (gpike) |
| 479 | * March-of-time support: quiet warnings/errors for gcc 4.2, OS X 10.5 |
| 480 | * Modify pprof so it works without nm: useful for windows (csilvers) |
| 481 | * pprof: Support filtering for CPU profiles (cgd) |
| 482 | * Bugfix: have realloc report to hooks in all situations (maxim) |
| 483 | * Speed improvement: replace slow memcpy with std::copy (soren) |
| 484 | * Speed: better iterator efficiency in RecordRegionRemoval (soren) |
| 485 | * Speed: minor speed improvements via better bitfield alignment (gpike) |
| 486 | * Documentation: add documentation of binary profile output (cgd) |
| 487 | |
| 488 | Fri Aug 17 12:32:56 2007 Google Inc. <opensource@google.com> |
| 489 | |
| 490 | * google-perftools: version 0.93 release |
| 491 | * PORTING: everything compiles on Solaris, OS X, FreeBSD (see INSTALL) |
| 492 | * PORTING: cpu-profiler works on most platforms (much better GetPC()) |
| 493 | * PORTING: heap-profiler works on most platforms |
| 494 | * PORTING: improved windows support, including release builds |
| 495 | * No longer build or run ptmalloc tests by default |
| 496 | * Add support for using memfs filesystem to allocate memory in linux |
| 497 | * WINDOWS: give debug library and release library different names |
| 498 | |
| 499 | Tue Jul 17 22:26:27 2007 Google Inc. <opensource@google.com> |
| 500 | |
| 501 | * google-perftools: version 0.92 release |
| 502 | * PERFORMANCE: use a packed cache to speed up tcmalloc |
| 503 | * PORTING: preliminary windows support! (see README.windows) |
| 504 | * PORTING: better support for solaris, OS X, FreeBSD (see INSTALL) |
| 505 | * Envvar support for running the heap-checker under gdb |
| 506 | * Add weak declarations to maybe_threads to fix no-pthreads compile bugs |
| 507 | * Some 64bit fixes, especially with pprof |
| 508 | * Better heap-checker support for some low-level allocations |
| 509 | * Fix bug where heap-profiles would sometimes get truncated |
| 510 | * New documentation about how to handle common heap leak situations |
| 511 | * Use computed includes for hash_map/set: easier config |
| 512 | * Added all used .m4 templates to the distribution |
| 513 | |
| 514 | Wed Apr 18 16:43:55 2007 Google Inc. <opensource@google.com> |
| 515 | |
| 516 | * google-perftools: version 0.91 release |
| 517 | * Brown-paper-bag bugfix: compilation error on some x86-64 machines |
| 518 | |
| 519 | Fri Apr 13 14:50:51 2007 Google Inc. <opensource@google.com> |
| 520 | |
| 521 | * google-perftools: version 0.90 release |
| 522 | * (As the version-number jump hints, this is a major new release: |
| 523 | almost every piece of functionality was rewritten. I can't do |
| 524 | justice to all the changes, but will concentrate on highlights.) |
| 525 | *** USER-VISIBLE CHANGES: |
| 526 | * Ability to "release" unused memory added to tcmalloc |
| 527 | * Exposed more tweaking knobs via environment variables (see docs) |
| 528 | * pprof tries harder to map addresses to functions |
| 529 | * tcmalloc_minimal compiles and runs on FreeBSD 6.0 and Solaris 10 |
| 530 | *** INTERNAL CHANGES: |
| 531 | * Much better 64-bit support |
| 532 | * Better multiple-processor support (e.g. multicore contention tweaks) |
| 533 | * Support for recent kernel ABI changes (e.g. new arg to mremap) |
| 534 | * Addition of spinlocks to tcmalloc to reduce contention cost |
| 535 | * Speed up tcmalloc by using __thread on systems that support TLS |
| 536 | * Total redesign of heap-checker to improve liveness checking |
| 537 | * More portable stack-frame analysis -- no more hard-coded constants! |
| 538 | * Disentangled heap-profiler code and heap-checker code |
| 539 | * Several new unittests to test, e.g., thread-contention costs |
| 540 | * Lots of small (but important!) bug fixes: e.g., fixing GetPC on amd64 |
| 541 | *** KNOWN PROBLEMS: |
| 542 | * CPU-profiling may crash on x86_64 (64-bit) systems. See the README |
| 543 | * Profiling/heap-checking may deadlock on x86_64 systems. See README |
| 544 | |
| 545 | Wed Jun 14 15:11:14 2006 Google Inc. <opensource@google.com> |
| 546 | |
| 547 | * google-perftools: version 0.8 release |
| 548 | * Experimental support for remote profiling added to pprof (many) |
| 549 | * Fixed race condition in ProfileData::FlushTable (etune) |
| 550 | * Better support for weird /proc maps (maxim, mec) |
| 551 | * Fix heap-checker interaction with gdb (markus) |
| 552 | * Better 64-bit support in pprof (aruns) |
| 553 | * Reduce scavenging cost in tcmalloc by capping NumMoveSize (sanjay) |
| 554 | * Cast syscall(SYS_mmap); works on more 64-bit systems now (menage) |
| 555 | * Document the text output of pprof! (csilvers) |
| 556 | * Better compiler support for no-THREADS and for old compilers (csilvers) |
| 557 | * Make libunwind the default stack unwinder for x86-64 (aruns) |
| 558 | * Somehow the COPYING file got erased. Regenerate it (csilvers) |
| 559 | |
| 560 | Thu Apr 13 20:59:09 2006 Google Inc. <opensource@google.com> |
| 561 | |
| 562 | * google-perftools: version 0.7 release |
| 563 | * Major rewrite of thread introspection for new kernels (markus) |
| 564 | * Major rewrite of heap-checker to use new thread tools (maxim) |
| 565 | * Add proper support for following data in thread registers (maxim) |
| 566 | * Syscall support for older kernels, including _syscall6 (markus) |
| 567 | * Support PIC mode (markus, mbland, iant) |
| 568 | * Better support for running in non-threaded contexts (csilvers) |
| 569 | |
| 570 | Fri Jan 27 14:04:27 2006 Google Inc. <opensource@google.com> |
| 571 | |
| 572 | * google-perftools: version 0.6 release |
| 573 | * More sophisticated stacktrace usage, possibly using libunwind (aruns) |
| 574 | * Update pprof to handle 64-bit profiles (dehnert) |
| 575 | * Fix GetStackTrace to correctly return top stackframe (sanjay) |
| 576 | * Add ANSI compliance for new and new[], including new_handler (jkearney) |
| 577 | * More accuracy by reading ELF files directly rather than objdump (mec) |
| 578 | * Add readline support for pprof (addi) |
| 579 | * Add #includes for PPC (csilvers) |
| 580 | * New PC-detection routine for ibook powerpc (asbestoshead) |
| 581 | * Vastly improved tcmalloc unittest (csilvers) |
| 582 | * Move documentation from /usr/doc to /usr/share/doc |
| 583 | |
| 584 | Mon Nov 14 17:28:59 2005 Google Inc. <opensource@google.com> |
| 585 | |
| 586 | * google-perftools: version 0.5 release |
| 587 | * Add va_start/va_end calls around vsnprintf() (csilvers) |
| 588 | * Write our own __syscall_return(), since it's not defined |
| 589 | consistently on all 64-bit linux distros (markus) |
| 590 | |
| 591 | Wed Oct 26 15:19:16 2005 Google Inc. <opensource@google.com> |
| 592 | |
| 593 | * google-perftools: version 0.4 release |
| 594 | * Decrease fragmentation in tcmalloc (lefevere) |
| 595 | * Support for ARM in some of the thread-specific code (markus) |
| 596 | * Turn off heap-checker for statically-linked binaries, which |
| 597 | cause error leak reports now (etune) |
| 598 | * Many pprof improvements, including a command-line interface (jeff) |
| 599 | * CPU profiling now automatically affects all threads in linux 2.6. |
| 600 | (Kernel bugs break CPU profiling and threads in linux 2.4 a bit.) |
| 601 | ProfilerEnable() and ProfilerDisable() are deprecated. (sanjay) |
| 602 | * tcmalloc now correctly intercepts memalign (m3b, maxim) |
| 603 | * Syntax fix: added missing va_end()s. Helps non-gcc compiling (etune) |
| 604 | * Fixed a few coredumper bugs: race condition after PTRACE_DETACH, |
| 605 | ignore non-aligned stackframe pointers (markus, menage) |
| 606 | * 64-bit cleanup, especially for spinlock code (etune) and mmap (sanjay) |
| 607 | * Better support for finding threads in linux (markus) |
| 608 | * tcmalloc now tracks those stack traces that allocate memory (sanjay) |
| 609 | * Work around a weird setspecific problem (sanjay) |
| 610 | * Fix tcmalloc overflow problems when an alloc is close to 2G/4G (sanjay) |
| 611 | |
| 612 | Fri Jun 24 18:02:26 2005 Google Inc. <opensource@google.com> |
| 613 | |
| 614 | * google-perftools: version 0.3 release |
| 615 | * Add missing errno include for one of the unittests (csilvers) |
| 616 | * Reduce tcmalloc startup memory from 5M to 256K (sanjay) |
| 617 | * Add support for mallopt() and mallinfo (sanjay) |
| 618 | * Improve stacktrace's performance on some 64-bit systems (etune) |
| 619 | * Improve the stacktrace unittest (etune) |
| 620 | |
| 621 | Tue May 31 08:14:38 2005 Google Inc. <opensource@google.com> |
| 622 | |
| 623 | * google-perftools: version 0.2 release |
| 624 | * Use mmap2() instead of mmap(), to map more memory (menage) |
| 625 | * Do correct pthread-local checking in heap-checker! (maxim) |
| 626 | * Avoid overflow on 64-bit machines in pprof (sanjay) |
| 627 | * Add a few more GetPC() functions, including for AMD (csilvers) |
| 628 | * Better method for overriding pthread functions (menage) |
| 629 | * (Hacky) fix to avoid overwriting profile files after fork() (csilvers) |
| 630 | * Crashing bugfix involving dumping heaps on small-stack threads (tudor) |
| 631 | * Allow library versions with letters at the end (csilvers) |
| 632 | * Config fixes for systems that don't define PATH_MAX (csilvers) |
| 633 | * Confix fixes so we no longer need config.h after install (csilvers) |
| 634 | * Fix to pprof to correctly read very big cpu profiles (csilvers) |
| 635 | * Fix to pprof to deal with new commandline flags in modern gv's |
| 636 | * Better error reporting when we can't access /proc/maps (etune) |
| 637 | * Get rid of the libc-preallocate code (which could crash on some |
| 638 | systems); no longer needed with local-threads fix (csilvers) |
| 639 | |
| 640 | Tue Feb 8 09:57:17 2005 Google Inc. <opensource@google.com> |
| 641 | |
| 642 | * google-perftools: initial release: |
| 643 | The google-perftools package contains some utilities to improve |
| 644 | and analyze the performance of C++ programs. This includes an |
| 645 | optimized thread-caching malloc() and cpu and heap profiling |
| 646 | utilities. |