[rt-users] Performance on PostgreSQL

Jesse Vincent jesse at bestpractical.com
Fri Oct 13 00:27:02 EDT 2006




On Fri, Oct 13, 2006 at 12:22:36AM -0400, Kevin White wrote:
> Jesse Vincent wrote:
> >
> >
> >On Thu, Oct 12, 2006 at 11:51:52PM -0400, Kevin White wrote:
> >>The production server is running Centos 4 (RHEL 4) on a machine that 
> >>really doesn't have enough RAM (1GB) and only has IDE disks, running as 
> >>a software RAID1.  It IS an Opteron, and it is running 64-bit.  rt 3.4.1 
> >>and postgresql 8.0.3.
> >
> >
> >Strongly recommend:
> >	* newer RT
> >	* newer Pg (8.x before 8.1.4 had some specialness)
> >	* vacuum analyzing your postgres instance.
> 
> Thanks Jesse...when you say newer RT, do you mean newer than 3.4.5?

I recall that we made a major pg-related fix around 3.4.2 or so. If you
suspect it's postgres-side stuff that's slowing you down, turning on the
query log and seeing if you can reindex a bit is worthwhile.


> My test box has Pg 8.1.4, and my next step will be attempting to take 
> that to RT 3.4.5, then 3.6.1 (.2 by then, probably).  I have some small 
> customizations I need to carry forward.
> 
> I do vacuum analyze, 3 times a day actually, so I do that.  :)
> 
> Thanks for the advice.  If I find anything else, I'll post (and 
> contribute to the Wiki).
> 
> Kevin
> 

-- 



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