Anton A. Zabannikh writes:
>
> I have a strange problem with MySQL 3.23.30 running on my server.
> Configuration:
> 1 Intel Pentium III
> 512 meg. RAM
> RedHat Linux.
>
> Basically eveithing works fine. Eventually, the system comes to a grinding
> halt,
> with load average hovering around 20.00.
>
> Here's a processlist :
<cut >
> Why there is so many threads with "Locked" or "Copying to tmp table" state ?
> How to solve this problem ?
>
>
> ______________________________________________
> Anton Zabannikh | http://www.securityelf.net
> work: (3432)-651811 | Mobile: 8-34348-31924
>
>
Actually the above is expected behaviour. You should normalize your
schema , optmize queries and tune up MySQL so that fewer tmp tables
are created.
This way locked processes simply wait for the slow queries to finish
and release tables.
Regards,
Sinisa
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