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Re: [Xen-users] very slow disk access

To: Randy Katz <rkatz@xxxxxxxxxxxxxxxxxxxxx>
From: "Fajar A. Nugraha" <list@xxxxxxxxx>
Date: Sat, 26 Feb 2011 18:33:09 +0700
Cc: xen-users@xxxxxxxxxxxxxxxxxxx
Delivery-date: Sat, 26 Feb 2011 03:34:25 -0800
List-id: Xen user discussion <xen-users.lists.xensource.com>

On Sat, Feb 26, 2011 at 3:33 PM, Randy Katz <rkatz@xxxxxxxxxxxxxxxxxxxxx> wrote:
> ps - I did:
>
> # lspci | grep -y sata
> 00:1f.2 RAID bus controller: Intel Corporation 82801 SATA RAID Controller
> (rev 02)

Try

grep AHCI /boot/config-*
lsmod | egrep "piix|hci"
hdparm -i /dev/sd?
dmesg | grep DMA

-- 
Fajar

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