[PERFORM] Debugging shared memory issues on CentOS

2013-12-10 Thread Mack Talcott
I am trying to debug some shared memory issues with Postgres 9.3.1 and CentOS release 6.3 (Final). I have a database machine that probably has some misconfigured shared memory settings. It's getting into 2+ GB of swap. Restarting postgres frees all of the memory, but after a few hours of normal

Re: [PERFORM] Debugging shared memory issues on CentOS

2013-12-11 Thread Mack Talcott
On Tue, Dec 10, 2013 at 8:54 PM, Tom Lane wrote: > Mack Talcott writes: >> I am trying to debug some shared memory issues with Postgres 9.3.1 and >> CentOS release 6.3 (Final). I have a database machine that probably has >> some misconfigured shared memory settings. It&#x

Re: [PERFORM] Debugging shared memory issues on CentOS

2013-12-19 Thread Mack Talcott
> There's quite a lot of stuff that a PG process will cache in local memory > once it's acquired the info, for example: > - relcache (relation descriptors) > - catcache (system catalog entries) > - compiled trees for plpgsql functions > > 300mb worth of that stuff seems on the high side, but perhap