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From: Ade Lovett <ade@FreeBSD.org>
Date: Wed, 21 Jun 2006 22:38:28 -0700
To: Volodymyr Kostyrko <arcade@synergetica.dn.ua>
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Cc: freebsd-scsi@freebsd.org, Ade Lovett <ade@FreeBSD.org>
Subject: Re: ahd(4) poor performance
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On Jun 21, 2006, at 14:16 , Volodymyr Kostyrko wrote:

> Hi all.
>
>   I have:
>
> ahd0: <Adaptec (Dell OEM) 39320 Ultra320 SCSI adapter> port  
> 0xdc00-0xdcff,0xd800-0xd8ff mem 0xdfbfe000-0xdfbfffff irq 66 at  
> device 7.0 on pci3

[snip]

What disks are you using on the controller chain?


camcontrol devlist -v  output would be useful

-aDe