From owner-freebsd-questions Wed Jun 12 12:00:04 1996 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id MAA23667 for questions-outgoing; Wed, 12 Jun 1996 12:00:04 -0700 (PDT) Received: from buffnet4.buffnet.net (buffnet4.buffnet.net [205.246.19.13]) by freefall.freebsd.org (8.7.5/8.7.3) with SMTP id MAA23635 for ; Wed, 12 Jun 1996 12:00:01 -0700 (PDT) Received: from buffnet1.buffnet.net (mmdf@buffnet1.buffnet.net [205.246.19.10]) by buffnet4.buffnet.net (8.6.12/8.6.9) with SMTP id OAA25477 for ; Wed, 12 Jun 1996 14:00:13 GMT Received: from buffnet7.buffnet.net by buffnet1.buffnet.net id aa26126; 12 Jun 96 15:02 EDT Date: Wed, 12 Jun 1996 15:02:13 -0400 (EDT) From: Stephen Hovey To: Bob Loftus cc: "Jacob M. Parnas" , freebsd-questions@freebsd.org, bsdi-users@bsdi.com Subject: Re: Adaptec2940UW vs. BusLogicBT-958 (opinions?) In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-questions@freebsd.org X-Loop: FreeBSD.org Precedence: bulk On Wed, 12 Jun 1996, Bob Loftus wrote: > On Wed, 12 Jun 1996, Jacob M. Parnas wrote: > > Would you please elaborate a bit on the logic? I don't see why with up to > > 15 devices, you couldn't fill up 40MB/sec for a fast/wide/ultra SCSI III bus? > > Especially with some raids counting as one large SCSI device? > I did. http://www.nexial.nl/cgi-bin/bsdi search for "fast wide scsi > paul vixie" That should do it. One would have to question the wisdom of > putting that many devices in a chain on one bus. But hey maybe you could > teach me something, I'm sure no expert. Yet. ;-> > Regards, > Bob... > Ive been watching this thread - Im one of those people in need of many fast drives and am seeking a better solution that a regular pci 2940 and regular scsi-2 drives. They+freebsd just dont do it thruput wise for a very full news server. I have found hat one gets better thruput if you have 4 2 gig drives than if you have 1 8. So there is one reason for alot of drives.