[mythtv-users] MySQL log files growing alarmingly

brian turbo at talstar.com
Sat Jan 27 05:53:44 UTC 2007

On Sat, 2007-01-27 at 00:09 -0500, Rod Smith wrote:
> Hi,
> I set up a MythTV system about a week ago and I've discovered that my MySQL 
> log files are growing at an alarming rate. I know next to nothing about 
> MySQL, and the log files in question don't look like ordinary log files, so 
> I'm reluctant to mess with them without guidance. I'm running Ubuntu 6.10 
> with the MythTV 0.20 and MySQL packages that came with it. The log files 
> appear in /var/log/mysql and are called mysql-bin.000001 and up (to 
> mysql-bin.000047 at the moment). In total, the /var/log/mysql directory is 
> now 270MB in size (on a 1GB partition), and I don't see any rules in the 
> Ubuntu log file rotation configuration to touch these files, although there 
> are rules to handle other (so far much smaller) MySQL log files.
> So, any advice on this? (A pointer to a Web page would be fine, provided it 
> assumes little or no knowledge of MySQL.) Can these files be rotated by 
> logrotate, or is there some better way to handle it?

  Those are binary logs -- basically transactional logging for every
insert, update, delete, etc done on your database(s).   You can (and, in
this case, should) turn off binary logging in your mysql configuration.

 - briand

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