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Displaying posts with tag: innodb_buffer_pool (reset)

On warming up a MySQL 5.6 server
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In the past… One of the typical problems you have when restarting mysqld is that the InnoDB buffer pool (buffer pool from now on) is empty and consequently access to the database requires reading directly from disk. Performance suffers dramatically as a consequence.

So the common solution is to artificially warm upthe server by doing queries which will fill the buffer pool. Typical solutions might be to do: SELECT COUNT(*) FROM some_table FORCE INDEX (PRIMARY) LIMIT ... on a number of tables to fill up the pool on startup. Fitting this into the standard mysql init start script is somewhat tricky as no hooks are provided for this sort of …

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