If you use InnoDB, make sure to set innodb_buffer_pool_populate to 1. This will do a real allocation of all the buffer pool size to avoid further imbalance.
-GL 2015-08-05 4:12 GMT+02:00 Jean Weisbuch <j...@phpnet.org>: > You might want to enable "numa interleave" for Maria (if your instance > will use more than the memory of a single physical CPU for example), for > that you can pass the option "--numa-interleave" to mysqld_safe or simply > add "numa_interleave" in the configuration under the "[mysqld_safe]" > section. > Dont forget to install the "numactl" package before if you dont want to > end up having MariaDB to fail to (re)start as its required to enable the > "numa_interleave" option. > > Its usually better to use this approach to inverleave only what you decide > to rather than forcing it system-wide on the bios. > > > Le 05/08/2015 03:55, Daniel Black a écrit : > >> >> ----- On 5 Aug, 2015, at 8:24 AM, roberto robe...@spadim.com.br wrote: >> >> Hi guys i'm comfiguring linux kernel, there's some valid numa comfig at >>> kernel >>> to check? >>> >> Why? Most distro kernels have most options enabled including NUMA support. >> >> It's a xeon server with 2 cpu and 10cores each >>> >> $ numactl --hardware >> >> shows hardware. E.g the following from a non numa. >> >> available: 1 nodes (0) >> node 0 cpus: 0 1 2 3 >> node 0 size: 11905 MB >> node 0 free: 437 MB >> node distances: >> node 0 >> 0: 10 >> > > _______________________________________________ > Mailing list: https://launchpad.net/~maria-discuss > Post to : maria-discuss@lists.launchpad.net > Unsubscribe : https://launchpad.net/~maria-discuss > More help : https://help.launchpad.net/ListHelp >
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