Re: Benchmark: Dell/Perc 6, 8 disk RAID 10 - Mailing list pgsql-performance

From Dave Cramer
Subject Re: Benchmark: Dell/Perc 6, 8 disk RAID 10
Date
Msg-id F38ADB71-8F77-41C8-9066-488FFCA7BD67@fastcrypt.com
Whole thread Raw
In response to Re: Benchmark: Dell/Perc 6, 8 disk RAID 10  (Justin <justin@emproshunts.com>)
Responses Re: Benchmark: Dell/Perc 6, 8 disk RAID 10  (Craig James <craig_james@emolecules.com>)
List pgsql-performance
On 16-Mar-08, at 2:19 AM, Justin wrote:

>
> I decided to reformat the raid 10 into ext2 to see if there was any
> real big difference in performance as some people have noted   here
> is the test results
>
> please note the WAL files are still on the raid 0 set which is still
> in ext3 file system format.  these test where run with the fsync as
> before.   I made sure every thing was the same as with the first test.
>
This is opposite to the way I run things. I use ext2 on the WAL and
ext3 on the data. I'd also suggest RAID 10 on the WAL it is mostly
write.

Dave


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