On Sat, Apr 13, 2013 at 4:51 PM, Jeff Janes <jeff.ja...@gmail.com> wrote:
> On Sat, Apr 13, 2013 at 10:29 AM, Rodrigo Barboza <rodrigombu...@gmail.com > > wrote: > >> >> >> I was receiving warning messages of pgstat timeout. >> I started looking for the solution for this problem and this doubt came >> out. >> But it doesn't seem to be the problem. >> > > Usually that just means that you are dirtying pages faster than your hard > drives can write them out, leading to IO contention. Sometimes you can do > something about this by changing the work-load to dirty pages in more > compact regions, or by changing the configuration. Often the only > effective thing you can do is buy more hard-drives. > > Cheers, > > Jeff > Would it help if I changed the checkpoint_completion_target to something close to 0.7 (mine is the default 0.5) or raise the checkpoint_segments (it is 32 now)?
