| From: | Greg Smith <greg(at)2ndquadrant(dot)com> |
|---|---|
| To: | Bob Dusek <redusek(at)gmail(dot)com> |
| Cc: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: performance config help |
| Date: | 2010-01-11 22:12:33 |
| Message-ID: | 4B4BA251.60309@2ndquadrant.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-performance |
Bob Dusek wrote:
>
> How do I learn more about the actual lock contention in my db?
There's a page with a sample query and links to more info at
http://wiki.postgresql.org/wiki/Lock_Monitoring
One other little thing: when you're running "top", try using "top -c"
instead. That should show you exactly what all the postmaster backends
are actually doing, which is really handy to sort out issues in this area.
--
Greg Smith 2ndQuadrant Baltimore, MD
PostgreSQL Training, Services and Support
greg(at)2ndQuadrant(dot)com www.2ndQuadrant.com
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Robert Haas | 2010-01-11 22:15:37 | Re: Choice of bitmap scan over index scan |
| Previous Message | Dusek, Bob | 2010-01-11 22:06:24 | Re: performance config help |