» from archive
The MySQL “swap insanity” problem and the effects of the NUMA architecture -
2010-09-29 20:08:17 GMT
Copy URL to clipboard
in many cases, “real” useful memory is being swapped: primarily parts of InnoDB’s buffer pool. When it’s needed once again, a big performance hit is taken to swap it back in, causing random delays in random queries.
Best of Mokum