[EMAIL PROTECTED] wrote:
> -rw-rw----  1 mysql4  mysql4  23995613184 Oct 20 11:47 dbmail_messageblks.ibd

he! are those innodb table spaces? Been reading about them, but haven't
used them yet..

> Table "dbmail_messageblks" has almost 24Gb size (we have about 45000
> emails each day!). So when "OPTIMIZE TABLE dbmail_messageblks" starts
> Mysql sets locking on this table and write operations delays while
> optimize process runnig.
> It has a very long time to parse 25Gb of data (MySQL creates temporary
> files of the same size to rebuild table) and all clients who fetch
> mail with pop3 or imap get time out error. In this state our MX server
> (that push mail in MySQL server through dbmail-smtp utility) increases
> number of processes in many times...
> 
> If anybody now how to do optimize MySQL tables in such hard terms
> - please answer.

I'm open to suggestions and ideas here. I've been having this very same
problem.


-- 
  ________________________________________________________________
  Paul Stevens                                      paul at nfg.nl
  NET FACILITIES GROUP                     GPG/PGP: 1024D/11F8CD31
  The Netherlands________________________________http://www.nfg.nl

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