search for: chunkhead

Displaying 4 results from an estimated 4 matches for "chunkhead".

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2020 Jun 24
7
RFC: Sanitizer-based Heap Profiler
...y stores huge amounts of stack traces”. This is in the sanitizer_common subdirectory and the support is shared by ASAN and ThreadSanitizer. The StackDepot is essentially an unbounded hash table, where each StackTrace is assigned a unique id. ASAN stores this id in the alloc_context_id field in each ChunkHeader (in the redzone preceding each allocation). Additionally, there is support for symbolizing and printing StackTrace objects. ChunkHeader The heap profiler needs to track several pieces of information for each allocation. Given the mapping of 64-bytes to 8-bytes shadow, we can achieve a minimum of...
2020 Jul 05
2
RFC: Sanitizer-based Heap Profiler
...s of stack traces”. This is in the > sanitizer_common subdirectory and the support is shared by ASAN and > ThreadSanitizer. The StackDepot is essentially an unbounded hash table, > where each StackTrace is assigned a unique id. ASAN stores this id in the > alloc_context_id field in each ChunkHeader (in the redzone preceding each > allocation). Additionally, there is support for symbolizing and printing > StackTrace objects. > ChunkHeader > > The heap profiler needs to track several pieces of information for each > allocation. Given the mapping of 64-bytes to 8-bytes shadow...
2020 Jun 25
1
RFC: Sanitizer-based Heap Profiler
...stack traces”. This is in > the sanitizer_common subdirectory and the support is shared by ASAN > and ThreadSanitizer. The StackDepot is essentially an unbounded hash > table, where each StackTrace is assigned a unique id. ASAN stores this > id in the alloc_context_id field in each ChunkHeader (in the redzone > preceding each allocation). Additionally, there is support for > symbolizing and printing StackTrace objects. > > > ChunkHeader > > The heap profiler needs to track several pieces of information for > each allocation. Given the mapping of 64-byte...
2020 Jul 09
2
RFC: Sanitizer-based Heap Profiler
...s”. This is in the >> sanitizer_common subdirectory and the support is shared by ASAN and >> ThreadSanitizer. The StackDepot is essentially an unbounded hash table, >> where each StackTrace is assigned a unique id. ASAN stores this id in the >> alloc_context_id field in each ChunkHeader (in the redzone preceding each >> allocation). Additionally, there is support for symbolizing and printing >> StackTrace objects. >> ChunkHeader >> >> The heap profiler needs to track several pieces of information for each >> allocation. Given the mapping of 64...