John Summerfield wrote:
> It's necessary to boot with pci=nomsi,nommconf but I knew that.
>
I'll pick them off one by one.
> Disk performance is shocking:
> [root@bobtail ~]# hdparm -t /dev/hd{a,c}
>
> /dev/hda:
> Timing buffered disk reads: 8 MB in 3.47 seconds = 2.31 MB/sec
>
> /dev/hdc:
> Timing buffered disk reads: 10 MB in 3.67 seconds = 2.72 MB/sec
> [root@bobtail ~]#
>
> but I think I have a workaround to that on Tikanga-list from a question
> I asked before buying it.
>
[root@bobtail ~]# cat /proc/cmdline
ro root=/dev/VolGroup00/LogVol00 pci=nomsi,nommconf hda=noprobe
hdb=noprobe hdc=noprobe vga=794
[root@bobtail ~]# hdparm -t /dev/sd{a,b}
/dev/sda:
Timing buffered disk reads: 222 MB in 3.00 seconds = 73.91 MB/sec
/dev/sdb:
Timing buffered disk reads: 174 MB in 3.01 seconds = 57.79 MB/sec
[root@bobtail ~]#
This is not a xen kernel. However, the xen kernel's about the same.
--
Cheers
John
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