Merlin Moncure wrote:
On Thu, Jan 8, 2009 at 3:36 AM, Stefano Nichele
<stefano.nich...@gmail.com> wrote:
Find !
Dell CERC SATA RAID 2 PCI SATA 6ch
Running lspci -v:
03:09.0 RAID bus controller: Adaptec AAC-RAID (rev 01)
Subsystem: Dell CERC SATA RAID 2 PCI SATA 6ch (DellCorsair)
IIRC that's the 'perc 6ir' card...no write caching. You are getting
killed with syncs. If you can restart the database, you can test with
fsync=off comparing load to confirm this. (another way is to compare
select only vs regular transactions on pgbench).
merlin
I'll try next Saturday.
thanks
ste
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