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Re: 5.1 to 5.5 upgrade causes significant write slowdown (MyISAM + indexes)
Posted by: Scott Nemes
Date: January 27, 2013 12:44PM

I'd do a disk speed benchmark on both systems to determine if you see the discrepancy there as well. That will help verify that this is indeed an independent hardware issue and not specific to interaction with MySQL.

Below is an article on using "dd" for a basic write speed test:
http://it.toolbox.com/blogs/database-soup/testing-disk-speed-the-dd-test-31069

--
Scott Nemes
MySQL DBA

http://www.linkedin.com/in/scottnemes
http://www.twitter.com/ScottNemes



Edited 1 time(s). Last edit at 01/27/2013 12:44PM by Scott Nemes.

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