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Add the config.cache_oblivious mallctl.

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Jason Evans 2015-07-17 16:38:25 -07:00
parent 37fd1115c3
commit f2bc85298c
4 changed files with 16 additions and 1 deletions
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@ -102,7 +102,8 @@ brevity. Much more detail can be found in the git revision history:
cache set distribution.
- Randomly distribute large allocation base pointer alignment relative to page
boundaries in order to more uniformly utilize CPU cache sets. This can be
disabled via the --disable-cache-oblivious configure option.
disabled via the --disable-cache-oblivious configure option, and queried via
the "config.cache_oblivious" mallctl.
- Micro-optimize the fast paths for the public API functions.
- Refactor thread-specific data to reside in a single structure. This assures
that only a single TLS read is necessary per call into the public API.