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Re: MySQL became too slowly when using O_DIRECT
Posted by: Peter Brawley
Date: June 07, 2018 07:51AM

Presumabky you've studied https://dev.mysql.com/doc/refman/5.7/en/innodb-parameters.html#sysvar_innodb_flush_method. You don't say what the OS or MySQL version is, but in any case I think you've proved o_direct is not right for your setup.

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