Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 19 Dec 2010 13:58:26 +0300
From:      Sergey Gavrilov <srg.gavrilov@gmail.com>
To:        Gary Palmer <gpalmer@freebsd.org>
Cc:        freebsd-fs@freebsd.org
Subject:   Re: ZFS recovery after power failure
Message-ID:  <AANLkTimsXkuyKSeR__sgTQ=CXWYchPkbeK0SaAw-1YrG@mail.gmail.com>
In-Reply-To: <20101219054142.GC70444@in-addr.com>
References:  <AANLkTikpYhLFxTp-5ahXQcZTMC5jMTK9Ca%2B6Xq4VEhhO@mail.gmail.com> <4D0D156B.1070402@jrv.org> <4D0D8095.6000106@jrv.org> <20101219054142.GC70444@in-addr.com>

next in thread | previous in thread | raw e-mail | index | archive | help
Yes, you're right Gary. That's what it was.

2010/12/19 Gary Palmer <gpalmer@freebsd.org>

> On Sat, Dec 18, 2010 at 09:48:37PM -0600, James R. Van Artsdalen wrote:
> > On 12/18/2010 2:11 PM, James R. Van Artsdalen wrote:
> > > I do know how to recover pools. But I do want to know how it failed.
> >
> > Er, I meant to say I do NOT know how to recover pools.
> >
> > Sergey's failure doesn't fit any pattern I am familiar with.  Loss of
> > power should not have been harmful.
> >
> > Perhaps 3ware "cheats" and returns success to SYNC before the disk
> > actually completes the command?
>
> 3ware controllers can be configured with write-back cache even without
> a battery backup, which will almost certainly mean loss of
> data if the power is pulled.
> _______________________________________________
> freebsd-fs@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-fs
> To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org"
>



-- 
Best regards,
Sergey Gavrilov



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?AANLkTimsXkuyKSeR__sgTQ=CXWYchPkbeK0SaAw-1YrG>