From owner-freebsd-scsi Sat Nov 4 19:44:30 2000 Delivered-To: freebsd-scsi@freebsd.org Received: from steinbeck.gabor.org (cb846402-a.mdsn1.wi.home.com [24.10.222.94]) by hub.freebsd.org (Postfix) with ESMTP id 4582237B4CF for ; Sat, 4 Nov 2000 19:44:28 -0800 (PST) Received: from acm.org (localhost [127.0.0.1]) by steinbeck.gabor.org (8.9.3/8.9.3) with ESMTP id VAA55501; Sat, 4 Nov 2000 21:44:55 -0600 (CST) (envelope-from gabor@acm.org) Message-ID: <3A04D7B6.77E2AFEB@acm.org> Date: Sat, 04 Nov 2000 21:44:54 -0600 From: Gabor Kincses X-Mailer: Mozilla 4.72 [en] (X11; U; FreeBSD 4.0-STABLE i386) X-Accept-Language: en MIME-Version: 1.0 To: Randy Bush Cc: scsi@freebsd.org Subject: Re: CCD References: <3A038A39.D646F2F2@acm.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Randy Bush wrote: > > i was dealing with a more complex situation. i wanted /usr. /var, etc. on > ccd. > > so what i finally did was > o install non-ccd with one of the swap partitions as /usr > o build and install a ccd kernel > o config /etc/ccd.conf etc > o reboot ccd enabled but single user > o run ccdconfig -C, and mount the partitions > o tar the /usr, /var, ... into the new places > o fix fstab > o reboot > > don't know what i would do if a swap partition was not big enough to hold > enough of /usr to install and build kernels. An old disk lying around might do the trick. I actually had some extra space, since the two disks are of different size, which is where the original /usr was/is. I just tar'd and moved the directories in /usr to /usr2 (the ccd partition) and create symlinks. What sort of performance gain did you see (particularly random reads)? -- Gabor Kincses (gabor@acm.org) Running FreeBSD 4.0-STABLE To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message