From: Paul Clements <Paul.Clements@SteelEye.com>
To: Chuck Ebbert <76306.1226@compuserve.com>
Cc: "ptb@it.uc3m.es" <ptb@it.uc3m.es>,
linux-raid <linux-raid@vger.kernel.org>
Subject: Re: async writes in raid1
Date: Tue, 15 Apr 2003 09:50:59 -0400 [thread overview]
Message-ID: <3E9C0E43.2D4DBB3@SteelEye.com> (raw)
In-Reply-To: 200304141731_MC3-1-3462-2343@compuserve.com
Chuck Ebbert wrote:
>
> ptb wrote:
>
> > I've done a few million async writes and haven't died yet. Of course I
> > don't know if this procedure works always.
>
> What happens if the system crashes before all the writes complete?
It depends which system crashes...
Peter's current code does not handle the primary server crashing at all,
since there is no disk backing of the bitmap. If the network fails or
the secondary fails, however, this can be recovered from without data
loss.
--
Paul
next prev parent reply other threads:[~2003-04-15 13:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-14 21:27 async writes in raid1 Chuck Ebbert
2003-04-15 13:50 ` Paul Clements [this message]
-- strict thread matches above, loose matches on Subject: below --
2003-04-14 19:32 Peter T. Breuer
2003-04-15 18:08 ` Paul Clements
[not found] <3E9B00F6.6C46EBBC@SteelEye.com>
2003-04-14 19:24 ` Peter T. Breuer
2003-04-15 18:14 ` Paul Clements
2003-04-14 14:58 Peter T. Breuer
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