Re: postgres tuning

2011-01-13 Thread Peter van Hardenberg
benefits are. > > I'll let you know if we get anywhere. > > Cheers, > Carson > > On Jan 13, 2:05 pm, John McCaffrey wrote: >> I've been working on postgres tuning for an app recently, and I was >> wondering if you were able to change these configs lo

Re: postgres tuning

2011-01-13 Thread Carson Gross
t anywhere. Cheers, Carson On Jan 13, 2:05 pm, John McCaffrey wrote: > I've been working on postgres tuning for an app recently, and I was > wondering if you were able to change these configs locally and see a > meaningful improvement. > > I've seen improvements of larg

Re: postgres tuning

2011-01-13 Thread John McCaffrey
I've been working on postgres tuning for an app recently, and I was wondering if you were able to change these configs locally and see a meaningful improvement. I've seen improvements of large queries with sorts, by increasing work_mem (which can be done within your session), but othe

Re: postgres tuning

2011-01-11 Thread Carson Gross
Yeah. Sadly, we are all very much stuck in the YesSQL mindset (our data is relational) and would prefer to stick with that horse as long as is possible. Our performance is good right now and appears to scale to the loads we'd like to see, but since perf is typically a non-linear sort of thing reg

Re: postgres tuning

2011-01-11 Thread chris
Your use case (high volume, low value writes) sounds like it would be a perfect match for one of heroku's nosql addons... mongo or couch in particular. -- You received this message because you are subscribed to the Google Groups "Heroku" group. To post to this group, send email to her...@goog

Re: postgres tuning

2011-01-11 Thread Carson Gross
Hey Guys, Any further thoughts on this? Thanks, Carson On Jan 7, 1:35 pm, Carson Gross wrote: > Sure.  We've got a big, ugly database that we are constantly slamming > data into (nearly constant appends on one table, with occasionally > purges.)  We'd like to increase the checkpoint segments t

Re: postgres tuning

2011-01-07 Thread Carson Gross
Sure. We've got a big, ugly database that we are constantly slamming data into (nearly constant appends on one table, with occasionally purges.) We'd like to increase the checkpoint segments to see if that boosts write performance. On the cache side, according to this website: http://wiki.pos

Re: postgres tuning

2011-01-07 Thread Matthew Soldo
Hi Carson, We don't support tuning the dedicated database. I'd love to hear more about your requirements and needs around this. It's possible that this could be supported in the future. Matt On Fri, Jan 7, 2011 at 10:50 AM, Carson Gross wrote: > Is it possible to tune a dedicated postgres dat

postgres tuning

2011-01-07 Thread Carson Gross
Is it possible to tune a dedicated postgres database? In particular, we'd like to change the effective cache size and checkpoint segments setting from the defaults (appear to be ~200MB and 40, respectively.) Cheers, Carson -- You received this message because you are subscribed to the Google Gr