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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2022/02/05 13:51:38 UTC

[GitHub] [arrow] jon-chuang edited a comment on pull request #270: ARROW-456: Add jemalloc based MemoryPool

jon-chuang edited a comment on pull request #270:
URL: https://github.com/apache/arrow/pull/270#issuecomment-1030628903


   Jemalloc with Reallocate shows an improvement on a single thread. What happens when there are multiple concurrent allocations? Are there hints one can drop to jemalloc that one intends to grow the block to increase the chance of growing the allocation in-place?


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