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Re: VERY slow InnoDB writes (in the teens/sec)
Posted by: Rick James
Date: November 08, 2013 12:19PM

> innodb_buffer_pool_size = 16M
Change to, say, 1G

> innodb_flush_log_at_trx_commit = 1
Change to 2 -- speed versus security.

> upgraded ... to 5.6.14
From what? Were your tables previously MyISAM?

> remotely tries to insert several thousand rows of data in 1600 row batches
Good.

> Opened tables 26375
Ouch! Does no make sense. Anyway, increase this to, say 500:
> table_open_cache = 64

> It took 18 seconds to alter two columns
Is the table partitioned?

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Re: VERY slow InnoDB writes (in the teens/sec)
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