On Tue, Mar 13, 2012 at 4:55 AM, Andres Freund <and...@anarazel.de> wrote: > On Tuesday, March 13, 2012 03:26:34 AM Robert Haas wrote: >> Meanwhile, here are some TPS graphs at 16MB and 32MB on the IBM POWER7 >> machine. 32 clients, 1800 seconds, scale factor 300, synchronous >> commit off. > That graph makes me cringe because its pretty representative of what I have > seen in practise. Any chance we can get a ~10s average in there? I find it > pretty hard to read more than "spikey".
I tried that but don't find it an improvement; however I'm attaching an example for your consideration. > Whats the filesystem + options on this? ext4, default options. Fedora 16, 3.2.6-3.fc16.ppc64. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company
<<attachment: tps-16MB-10s.png>>
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