Date: Fri, 11 Jun 1999 12:21:06 -0400 From: "Pleschutznig, Andreas" <Andreas.Pleschutznig@Schwab.COM> To: "'joe@vpop.net'" <joe@vpop.net>, Chris Cook <ccook@tcworks.net> Cc: freebsd-isp@FreeBSD.ORG Subject: RE: redunancy without RAID Message-ID: <11585F032846CF11867900805FE2A57706D616DD@N1002SMX.nt.schwab.com>
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Pull the power from the drive. That way the drive stops working without hurting the bus. You are perfectly save, your drive will not have any damages(other than logical) from that procedure. Andy -- Andreas Pleschutznig Sr. Unix System Admin E-mail: Andreas.Pleschutznig@Schwab.com Phone: (415) 636 0493 Cell: (415) 850 7996 Brick: 260 Pager: http://www.nextel.com/paging/indivpage.html Warning: All e-mail sent to this address will be received by the Charles Schwab & Co., Inc. corporate e-mail system and is subject to archival and review by someone other than the recipient. > -----Original Message----- > From: joe@vpop.net [mailto:joe@vpop.net] > Sent: Friday, June 11, 1999 8:58 AM > To: Chris Cook > Cc: freebsd-isp@FreeBSD.ORG > Subject: Re: redunancy without RAID > > > > Do you know the best way to test if the mirror really works > if a drive goes > bad? Pull the power to the drive as it's running? Pull the > scsi cable to the > drive as it's running? Will this cause physical damage to the drive? > > Thanks, > -joe > > On Thu, 03 Jun 1999 01:44:36 -0500, Chris Cook > <ccook@tcworks.net> wrote: > > > We have been running VINUM here at our ISP for quite > some time > >now. It works great... we have our /usr and /var partitions > setup on 2 > >different mirrored volumes. The overhead is low and access times are > >great. With VINUM, if one of the mirrored disks go out, the > volume should > >not crash <grin>. As far as ccd goes, I have never used it, > but I believe > >both ccd and VINUM will not mirror a boot partition (I know > VINUM won't > >yet). The VINUM was difficult to install, only because I > was trying to use > >the port that comes with FBSD 3.1. If you go this route, I suggest > >downloading the lastest version and you shouldn't have > problems. Hope this > >helps... > > -- > NewsHub: http://www.NewsHub.com/tech/ | > MultiTrace: http://www.MultiTrace.com/ | Explore Your Net! > DomainSurfer: http://www.DomainSurfer.com/ | > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isp" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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