On Thu, 5 Apr 2007, Thomas Kaehn wrote:
Hi Justin,
On Thu, Apr 05, 2007 at 06:21:43AM -0400, Justin Piszcz wrote:
So there is no improvement for a single disk.
What kind of disks are you using? Maybe just slow disks??
I am using the following disks:
http://www.westerndigital.com/en/products/products.asp?DriveID=233
When disabling write barriers delete times are OK. I think that
the 3ware RAID controller could have a problem with it. I'll try to
contact 3ware in order to come to know if this feature is supported or
not.
Additionally I am going to try out some advices presented in the
3ware knowledge base.
Ciao,
Thomas
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Ah, ok-- Keep us updated/let us know if you get any new findings/etc.
Something else you can try as well is turning off NCQ, that gave me a
10-35% performance boost depending on the benchmark.
Justin.
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