Date: Fri, 06 Jan 2006 13:27:31 -0500 From: Chuck Swiger <cswiger@mac.com> To: Vivek Khera <vivek@khera.org> Cc: freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: SCSI RAID card recommendation (1/2 height PCI-X U320 SCSI dual channel) Message-ID: <43BEB693.3060805@mac.com> In-Reply-To: <701B6D67-507A-4361-8875-2D5527729E86@khera.org> References: <6CADC5BD-FBF5-472E-8087-8494AD03549C@khera.org> <E0CCDB9A-26DF-463A-8F9C-CD5924DDA046@khera.org> <43BDED2E.7090803@mac.com> <701B6D67-507A-4361-8875-2D5527729E86@khera.org>
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Vivek Khera wrote: > On Jan 5, 2006, at 11:08 PM, Chuck Swiger wrote: >> There's an interesting thread about the AMR RAID controller used in >> the newer 18x0/28x0 Dells with the PERC/4 controller, and I know of >> enough people using them that such improvements (by Doug Ambrisko?) >> will be welcomed. > > Thanks for your note. Turns out I have more than one Dell system with > aac controllers in them :-) They seem to be OK, although I like the AMR's a little better. I had to update the RAID BIOS on the PE 2650 before auto-rebuild of a broken mirror would work right using the aac controller. (It's either rackrounted Dells or HP 370/380 Proliants for me, depending upon the specific client in question.) > One happens to be a PE 1750 with the PERC 3/Di in it running RAID1. It > is lightly loaded but is sufficient for that server's needs, but is > running FreeBSD 4.11 on it. > > Is there a way to backport this diskinfo utility to 4.x or 5.x? Looks > most useful! On my 6.0 box with a PERC 3/Si card (aac driver too) it > is showing seek times slower than yours but transfer rates faster. diskinfo runs on 5.x, at least. I'm not sure about 4.x; I think some of the underlying infrastructure which smarttools also depends upon wasn't available until 5.x... -- -Chuck
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