Re: Limits of the 965 chipset & 3 PCI-e cards/southbridge? ~774MiB/s peak for read, ~650MiB/s peak for write?

[David Lethe]

-----Original Message-----

From:  "Justin Piszcz" <jpiszcz@xxxxxxxxxxxxxxx>
Subj:  Re: Limits of the 965 chipset & 3 PCI-e cards/southbridge? ~774MiB/s peak for read, ~650MiB/s peak for write?
Date:  Sun Jun 1, 2008 6:02 am
Size:  793 bytes
To:  "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>; "linux-raid@xxxxxxxxxxxxxxx" <linux-raid@xxxxxxxxxxxxxxx>; "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>

 
On Sun, 1 Jun 2008, Justin Piszcz wrote: 
 
> I have 12 enterprise-class seagate 1TiB disks on a 965 desktop board and it  
> appears I have hit the limit, if I were able to get the maximum speed of all  
> drives, ~70MiB/avg * 12 = 840MiB/s but it seems to stop aound 774 MiB/s  
> (currently running badblocks on all drives).. 
 
Small correction, they are 7200.11 Seagate Desktop Drives (ST31000340AS),  
not enterprise drives: 
 
http://www.seagate.com/ww/v/index.jsp?vgnextoid=0732f141e7f43110VgnVCM100000f5ee0a0aRCRD 
http://www.newegg.com/Product/Product.aspx?Item=N82E16822148274 
 
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