[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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