glibc performance

Glibc Memory Allocation Tune

Posted by zhuizhuhaomeng Blog on January 5, 2022

<2.26 export MALLOC_ARENA_MAX=1

=2.26 GLIBC_TUNABLES=glibc.malloc.mmap_max=1:glibc.malloc.top_pad=1

参考资料

https://sourceware.org/glibc/wiki/MallocInternals https://www.gnu.org/software/libc/manual/html_node/Malloc-Tunable-Parameters.html https://lpc.events/event/11/contributions/1006/attachments/857/1626/limitations_malloc.pdf https://devcenter.heroku.com/articles/tuning-glibc-memory-behavior#what-value-to-choose-for-malloc_arena_max https://devcenter.heroku.com/articles/testing-cedar-14-memory-use

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