Vitaly Buka 437b7602e4 [NFC][lsan] Use LowLevelAllocator to allocate ThreadContext
This is more RAM and CPU efficient than allocating entire page per
context, and this approach is used by other sanitizers already.

With the patch "create_thread_loop2.cpp.tmp 5000" is 30% faster.
2023-04-17 20:05:26 -07:00
..
2023-04-17 16:35:47 -07:00