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Who else is using my memory - File System Cache analysis

Fri, 2019-07-19 15:52 — Shinguz

See also our former articles:

  • Do not underestimate performance impacts of swapping on NUMA database systems
  • MariaDB and MySQL swap analysis

When we do analysis of MariaDB Database servers we also check the memory (RAM and Swap) available:

# free --kilo --wide
              total        used        free      shared     buffers       cache   available
Mem:       16106252     4329952      703356      199008      307872    10765072    11042748
Swap:      31250428      528684    30721744

The values for …

tags: 
memory
ram
cache
file system
o_direct
innodb_flush_method
postgresql
innodb
tablespace
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