[Bucardo-general] Swap replication latency
David Christensen
david at endpoint.com
Mon May 2 04:19:46 UTC 2011
On May 1, 2011, at 10:52 PM, Alex Balashov wrote:
> On 05/01/2011 09:36 PM, Greg Sabino Mullane wrote:
>
>> You need to check your logs and follow a single KID process to see
>> where all the time is being taken.
>
> I've tried, but none of the operations I could infer were happening
> from the log seem to profile as taking more than a trivial amount of
> time on the main or secondary DB. We're probably not the DB experts
> we think we are, but we do grasp indexing, normalisation and query
> planning pretty well. We do have a few trigger cascades, but we run
> very high-volume systems using this database at times (higher-volume
> than the installation under discussion); if any of the individual
> queries were ever slow, we'd have a hard time not knowing that.
>
> Does it help to turn up log verbosity? Any other suggestions?
What PostgreSQL versions are these running on?
Regards,
David
--
David Christensen
End Point Corporation
david at endpoint.com
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