From: Mario Holbe <Mario.Holbe@TU-Ilmenau.DE>
To: linux-raid@vger.kernel.org
Subject: Re: [PATCH 1/2] md bitmap bug fixes
Date: Sat, 19 Mar 2005 16:24:43 +0100 [thread overview]
Message-ID: <d1hg4d$30k$1@sea.gmane.org> (raw)
In-Reply-To: lortg2-9th.ln1@news.it.uc3m.es
Peter T. Breuer <ptb@lab.it.uc3m.es> wrote:
> Lars Marowsky-Bree <lmb@suse.de> wrote:
>> Split-brain is a well studied subject, and while many prevention
>> strategies exist, errors occur even in these algorithms;
> Show me how :-(. The algorithm is perfectly simple: block, flush one,
> stop one, start one, unblock.
Sorry, but this is perfectly nonsense.
As long as you have no exactly-once semantics in distributed
environments, your simple algorithm is simply able to fail.
regards
Mario
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next prev parent reply other threads:[~2005-03-19 15:24 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-09 22:18 [PATCH 1/2] md bitmap bug fixes Paul Clements
2005-03-09 22:19 ` [PATCH 2/2] " Paul Clements
2005-03-14 4:43 ` [PATCH 1/2] " Neil Brown
2005-03-14 9:44 ` Lars Marowsky-Bree
2005-03-14 10:22 ` Neil Brown
2005-03-14 11:24 ` Lars Marowsky-Bree
2005-03-14 22:54 ` Neil Brown
2005-03-18 10:33 ` Lars Marowsky-Bree
2005-03-18 12:52 ` Peter T. Breuer
2005-03-18 13:42 ` Lars Marowsky-Bree
2005-03-18 14:50 ` Peter T. Breuer
2005-03-18 17:03 ` Paul Clements
2005-03-18 18:43 ` Peter T. Breuer
2005-03-18 19:01 ` Mario Holbe
2005-03-18 19:33 ` Peter T. Breuer
2005-03-18 20:24 ` Mario Holbe
2005-03-18 21:01 ` Andy Smith
2005-03-19 11:43 ` Peter T. Breuer
2005-03-19 12:58 ` Lars Marowsky-Bree
2005-03-19 13:27 ` Peter T. Breuer
2005-03-19 14:07 ` Lars Marowsky-Bree
2005-03-19 15:06 ` Peter T. Breuer
2005-03-19 15:24 ` Mario Holbe [this message]
2005-03-19 15:58 ` Peter T. Breuer
2005-03-19 16:24 ` Lars Marowsky-Bree
2005-03-19 17:19 ` Peter T. Breuer
2005-03-19 17:36 ` Lars Marowsky-Bree
2005-03-19 17:44 ` Guy
2005-03-19 17:54 ` Lars Marowsky-Bree
2005-03-19 18:05 ` Guy
2005-03-19 20:29 ` berk walker
2005-03-19 18:11 ` Peter T. Breuer
2005-03-18 19:43 ` Paul Clements
2005-03-19 12:10 ` Peter T. Breuer
2005-03-21 16:07 ` Paul Clements
2005-03-21 18:56 ` Luca Berra
2005-03-21 19:58 ` Paul Clements
2005-03-21 20:45 ` Peter T. Breuer
2005-03-21 21:09 ` Gil
2005-03-21 21:19 ` Paul Clements
2005-03-21 22:15 ` Peter T. Breuer
2005-03-22 22:35 ` Peter T. Breuer
2005-03-21 21:32 ` Guy
2005-03-22 9:35 ` Luca Berra
2005-03-22 10:02 ` Peter T. Breuer
2005-03-23 20:31 ` Luca Berra
2005-03-25 18:51 ` Peter T. Breuer
2005-03-25 20:54 ` berk walker
2005-03-25 20:56 ` berk walker
2005-03-18 17:16 ` Luca Berra
2005-03-18 17:57 ` Lars Marowsky-Bree
2005-03-18 21:46 ` Michael Tokarev
2005-03-19 9:05 ` Lars Marowsky-Bree
2005-03-19 12:16 ` Peter T. Breuer
2005-03-19 12:34 ` Michael Tokarev
2005-03-19 12:53 ` Peter T. Breuer
2005-03-19 16:08 ` "Robust Read" (was: [PATCH 1/2] md bitmap bug fixes) Michael Tokarev
2005-03-19 17:03 ` "Robust Read" Peter T. Breuer
2005-03-19 20:20 ` Michael Tokarev
2005-03-19 20:56 ` Peter T. Breuer
2005-03-19 22:05 ` Michael Tokarev
2005-03-19 22:30 ` Peter T. Breuer
2005-03-15 4:24 ` [PATCH 1/2] md bitmap bug fixes Paul Clements
2005-03-17 20:51 ` [PATCH 0/3] md bitmap-based asynchronous writes Paul Clements
2005-03-17 20:53 ` [PATCH 1/3] md bitmap async write enabling Paul Clements
2005-03-17 20:55 ` [PATCH 2/3] md bitmap async writes for raid1 Paul Clements
2005-03-17 20:56 ` [PATCH 3/3] mdadm: bitmap async writes Paul Clements
2005-03-21 4:21 ` [PATCH 0/3] md bitmap-based asynchronous writes Neil Brown
2005-03-21 16:31 ` Paul Clements
2005-03-21 22:09 ` Neil Brown
2005-03-22 8:35 ` Peter T. Breuer
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