From owner-freebsd-scsi Tue Apr 13 3:52:24 1999 Delivered-To: freebsd-scsi@freebsd.org Received: from salmon.maths.tcd.ie (salmon.maths.tcd.ie [134.226.81.11]) by hub.freebsd.org (Postfix) with SMTP id 8211515054 for ; Tue, 13 Apr 1999 03:51:41 -0700 (PDT) (envelope-from dwmalone@maths.tcd.ie) Received: from gosset.maths.tcd.ie by salmon.maths.tcd.ie with SMTP id ; 13 Apr 99 11:49:18 +0100 (BST) Date: Tue, 13 Apr 1999 11:49:18 +0100 From: David Malone To: Remy Nonnenmacher Cc: freebsd-scsi@freebsd.org Subject: Re: Huge SCSI configs Message-ID: <19990413114918.A637@gosset.maths.tcd.ie> References: <199904121804.UAA30722@rt2.synx.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.1i In-Reply-To: <199904121804.UAA30722@rt2.synx.com>; from Remy Nonnenmacher on Mon, Apr 12, 1999 at 08:04:31PM +0200 Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Mon, Apr 12, 1999 at 08:04:31PM +0200, Remy Nonnenmacher wrote: > - SMP (Quad-Xeon or Bi-P2) We've found that the CPU <-> memory bandwidth of our quad Xeon is only 2/3 that of any of our dual PII 400 or our signle PII 450. Mike Smith ran our benchmark on the quad Xeon they have and got much the same result. I haven't figured out if it is a Xeon thing, or a quad processor thing yet. Naturally the CPU to memory bandwidth may not be a huge issue for you in. David. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message