Re: [PERFORM] SAN performance mystery

2006-06-18 Thread Tim Allen
Jeff Trout wrote: On Jun 16, 2006, at 5:11 AM, Tim Allen wrote: One curious thing is that some postgres backends seem to spend an inordinate amount of time in uninterruptible iowait state. I found a posting to this list from December 2004 from someone who reported that very same thing. For

Re: [HACKERS] [PERFORM] Sun Donated a Sun Fire T2000 to the PostgreSQL

2006-06-18 Thread Arjen van der Meijden
On 17-6-2006 1:24, Josh Berkus wrote: Arjen, I can already confirm very good scalability (with our workload) on postgresql on that machine. We've been testing a 32thread/16G-version and it shows near-linear scaling when enabling 1, 2, 4, 6 and 8 cores (with all four threads enabled). Keen.