Re: [GENERAL] Postgres performance and the Linux scheduler

2011-06-17 Thread Albe Laurenz
Simon Windsor wrote: > Can the performance of Postgres be boosted, especially on busy systems, using the none default > DEADLINE Scheduler? I think that mostly depends on your storage. I personally have made one experience where (after weeks of trying everything else) I changed the scheduler fro

[GENERAL] Postgres performance and the Linux scheduler

2011-06-16 Thread Simon Windsor
Hi Can the performance of Postgres be boosted, especially on busy systems, using the none default DEADLINE Scheduler? Simon Simon Windsor Eml: simon.wind...@cornfield.org.uk Tel: 01454 617689 Mob: 07590 324560 "There is nothing in the

Re: [GENERAL] Postgres performance and the Linux scheduler

2011-06-16 Thread Greg Smith
On 06/16/2011 02:10 PM, Simon Windsor wrote: Can the performance of Postgres be boosted, especially on busy systems, using the none default DEADLINE Scheduler? Some system reports moderate improvements in throughput, and sometimes larger ones in worst-case latency, when switching from th

Re: [GENERAL] Postgres performance and the Linux scheduler

2011-06-16 Thread Peter Geoghegan
On 16 June 2011 19:10, Simon Windsor wrote: > Can the performance of Postgres be boosted, especially on busy systems, >  using the none default DEADLINE Scheduler? Probably, but it's a controversial area, and if you want to speed up a busy system, it would be almost the last thing to look at. Ch