From owner-freebsd-questions Wed Apr 22 10:09:02 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id KAA24879 for freebsd-questions-outgoing; Wed, 22 Apr 1998 10:09:02 -0700 (PDT) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from solaris.matti.ee (root@solaris.matti.ee [194.126.98.135]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id RAA24819 for ; Wed, 22 Apr 1998 17:08:34 GMT (envelope-from vallo@matti.ee) Received: from localhost (vallo@localhost [127.0.0.1]) by solaris.matti.ee (8.8.8/8.8.8.s) with SMTP id UAA26851 for ; Wed, 22 Apr 1998 20:08:18 +0300 (EET DST) Date: Wed, 22 Apr 1998 20:08:16 +0300 (EET DST) From: Vallo Kallaste X-Sender: vallo@solaris To: freebsd-questions@FreeBSD.ORG Subject: Re: ccd performance limit? In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, 22 Apr 1998, Hans Huebner wrote: > When I set up a ccd device with the four disks, I am unable to read more > than 14-15 MB per second from the stripe set. I tried various different > interleave factors (and found that 36 seems to be the optimum value). *** I'm also experimenting with ccd at this time and also get only 14-15 MB/s. I have two Quantum Viking disks and tried different interleave factors, too. Looks like almost same problem :( Vallo Kallaste vallo@matti.ee To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message