Date: Sat, 14 Feb 1998 19:52:33 -0300 From: Capriotti <capriotti@geocities.com> To: hackers@FreeBSD.ORG Subject: Re: SFT Message-ID: <3.0.32.19691231210000.00a226f0@pop.mpc.com.br>
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Hey, boys, just one question that crossed my mind: Why can't the kernel do something like: (consider a system w/ mirrowed disks using ccd) if (main disk) fails then start using (mirror disk) What - technically - prevents ccd/kernel/something else from being able to do it ? At 11:33 AM 1/6/98 -0800, you wrote: > >On Tue, 6 Jan 1998, Capriotti wrote: > >> Does anyone have any news about System Fault Tolerance under Free ? >> >> Like what Novell has, from mirrowed disks to mirrowed servers ? > > Mirrored disks can be done with ccd. > > Mirrored servers are basically what Unix types call a cluster. On >Novell this is easy, because Novell boxes are basically just file servers, >but a Unix box could be doing many different things. Migrating tasks >from the failed system to the working system, and assumption >of the IP traffic, is difficult. > >Tom > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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