Re: [PERFORM] insert speed - Mac OSX vs Redhat

2004-01-15 Thread Syd
On 16/01/2004, at 2:44 AM, Tom Lane wrote: ... As noted elsewhere, it's highly likely that this has nothing to do with the OS, and everything to do with write caching in the disks being used. I assume you are benchmarking small individual transactions (one insert per xact). In such scenarios it'

Re: [PERFORM] insert speed - Mac OSX vs Redhat

2004-01-15 Thread Tom Lane
Syd <[EMAIL PROTECTED]> writes: > However, with postgres 7.4 on Mac OSX 10.2.3, we're getting an amazing > 500 inserts per second. > We can only put this down to the OS. As noted elsewhere, it's highly likely that this has nothing to do with the OS, and everything to do with write caching in the

Re: [PERFORM] insert speed - Mac OSX vs Redhat

2004-01-15 Thread Matt Clark
> On a variety of hardware with Redhat, and versions of postgres, we're > not getting much better than 50 inserts per second. This is prior to > moving WAL to another disk, and fsync is on. > > However, with postgres 7.4 on Mac OSX 10.2.3, we're getting an amazing > 500 inserts per second. > > We c