Re: [PERFORM] Performance on Bulk Insert to Partitioned Table

2012-12-23 Thread Jeff Janes
On Thursday, December 20, 2012, Charles Gomes wrote: > Without hyperthreading CPU still not a bottleneck, while I/O is only 10% > utilization. > > top - 14:55:01 up 27 min, 2 users, load average: 0.17, 0.19, 0.14 > Tasks: 614 total, 17 running, 597 sleeping, 0 stopped, 0 zombie > Cpu(s): 73

Re: [PERFORM] Performance on Bulk Insert to Partitioned Table

2012-12-23 Thread Jeff Janes
On Thursday, December 20, 2012, Charles Gomes wrote: > True, that's the same I feel, I will be looking to translate the trigger > to C if I can find good examples, that should accelerate. > I think your performance bottleneck is almost certainly the dynamic SQL. Using C to generate that dynamic

Re: [PERFORM] Why is PostgreSQL 9.2 slower than 9.1 in my tests?

2012-12-23 Thread Jeff Janes
On Tuesday, December 11, 2012, Tom Lane wrote: > Jeff Janes > writes: > > On Tue, Dec 11, 2012 at 2:50 AM, Patryk Sidzina > > > wrote: > >> The differences come up when you change the "INSERT" to "EXECUTE > 'INSERT'" ( > >> and i checked this time on 3 machines, one of which was Windows): > > >> F