[rt-users] One Performance problem identified

Jesse Vincent jesse at bestpractical.com
Tue Nov 6 18:27:19 EST 2007


> SELECT GET_LOCK('Apache-Session-d279953494e7dcbbaca2e566a94002f2', 3600);
> 
> Why is it taking so long to get a lock on a table?  I know it isn't taking

It's not a table lock. it's a session lock. As in Apache::Session
lcoking that row for the duration of an HTTP request.


> forever to actually query the database because the page loaded almost
> immediately after the above query completed.  We're using InnoDB as opposed to
> MyISAM.  Might that have something to do with it?
> 
> Any thoughts on this?
> 
> Mathew
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