| From: | Oliver Crosby <ryusei(at)gmail(dot)com> |
|---|---|
| To: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> |
| Cc: | jd(at)commandprompt(dot)com, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Looking for tips |
| Date: | 2005-07-19 20:08:11 |
| Message-ID: | 1efd553a0507191308219a098b@mail.gmail.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-performance |
> We had low resource utilization and poor throughput on inserts of
> thousands of rows within a single database transaction. There were a
> lot of configuration parameters we changed, but the one which helped the
> most was wal_buffers -- we wound up setting it to 1000. This may be
> higher than it needs to be, but when we got to something which ran well,
> we stopped tinkering. The default value clearly caused a bottleneck.
I just tried wal_buffers = 1000, sort_mem at 10% and
effective_cache_size at 75%.
The performance refuses to budge.. I guess that's as good as it'll go?
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