Date: Thu, 02 Aug 2001 21:16:53 -0400 From: "Doug Reynolds" <mav@wastegate.net> To: "Christopher Farley" <chris@northernbrewer.com>, "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: Cloning a hard drive - performance issues Message-ID: <20010803012058.EF91037B401@hub.freebsd.org>
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On Thu, 2 Aug 2001 19:50:19 -0500, Christopher Farley wrote: >I've got a drive that started throwing hard read errors. I'm going to >copy it onto a fresh drive. (Details below, if it's relevant.) >Using 2 ATA/66 drives, this has proven to be very, very SLOW. So I'm left >with a hardware question: >Which is faster: >a) Leave both drives on the same cable, set one as master and the other > as slave >b) Put each drive on its own cable, set them both as master >c) No difference >d) Depends on your mainboard IMHO, it probably wont make a big enough difference to notice. >Here is my 'cloning' process - perhaps this is just a slow operation: >I've prepared my new drive with fdisk, disklabel and newfs. To perform >the 'clone' I'm mounting the new filesystem on /mnt, and piping dump into >restore like this: >cd /mnt >dump -0uaf - /dev/ad0s1a | restore -rf - try theses websites for inf : http://www.freebsd.org/doc/en_US.ISO8859-1/books/faq/admin.html#NEW-HUGE -DISK http://www.mostgraveconcern.com/freebsd/bigdisk.html I just copied my 1.7 to my new 4.0g, made the slices and mnt'd them on /mnt and used the dump/restore combo listed on the first page i gave you. seemed to work good, it took a while, although. --- doug reynolds | the maverick | mav@wastegate.net To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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