Re: [PERFORM] long wait times in ProcessCatchupEvent()

2010-12-30 Thread Julian v. Bock
Hi > "TL" == Tom Lane writes: TL> b...@openit.de (Julian v. Bock) writes: >> I have the problem that on our servers it happens regularly under a >> certain workload (several times per minute) that all backend >> processes get a SIGUSR1 and spend several seconds in >> ProcessCatchupEvent().

Re: [PERFORM] long wait times in ProcessCatchupEvent()

2010-12-30 Thread Kevin Grittner
Mladen Gogala wrote: > May I ask what exactly is "sinval"? I took a look at Craig's > problem and your description but I wasn't able to figure out what > is sinval lock and what does it lock? I apologize if the question > is stupid. This area could probably use a README file, but you can get a

[PERFORM] PostgreSQL

2010-12-30 Thread nextage Tech
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