[compiler-rt] r177502 - asan/tsan: reduce per-thread memory allocator caches

[Dmitry Vyukov]

Author: dvyukov
Date: Wed Mar 20 04:26:46 2013
New Revision: 177502

URL: http://llvm.org/viewvc/llvm-project?rev=177502&view=rev
Log:
asan/tsan: reduce per-thread memory allocator caches
256 blocks (which is 512 in reallity) seems to be too big cache,
reducing the size reduces memory consumption but does not degrade performance.


Modified:
    compiler-rt/trunk/lib/sanitizer_common/sanitizer_allocator.h

Modified: compiler-rt/trunk/lib/sanitizer_common/sanitizer_allocator.h
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/sanitizer_allocator.h?rev=177502&r1=177501&r2=177502&view=diff
==============================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_allocator.h (original)
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_allocator.h Wed Mar 20 04:26:46 2013
@@ -189,7 +189,7 @@ class SizeClassMap {
   }
 };
 
-typedef SizeClassMap<17, 256, 16> DefaultSizeClassMap;
+typedef SizeClassMap<17, 128, 16> DefaultSizeClassMap;
 typedef SizeClassMap<17, 64,  14> CompactSizeClassMap;
 template<class SizeClassAllocator> struct SizeClassAllocatorLocalCache;