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On Wed, 29 Apr 2009, Paul Sobey wrote: |
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> I have a server running Gentoo X64 2.6.27-gentoo-r8 with an Adaptec 2820SA |
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> configured with a simple mirror. This card is a PCI-X card but due to an |
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> oversight on my part is plugged into a standard PCI slot on a PCI-E |
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> motherboard. |
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> |
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> Still, I'm getting some absolutely atrocious disk performance from it, a lot |
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> less than I would expect. Bonnie++ results are here: |
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<snip> |
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To reply to my own post, flashing the controller from 5.1 to 5.2 increased |
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read performance six fold and doubled write performance. Result! |
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Paul |