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From: Bernd Eckenfels <ecki@calista.eckenfels.6bone.ka-ip.net>
To: linux-kernel@vger.kernel.org
Subject: Re: [RFC][PATCH] nbd driver for 2.5.72
Date: Sat, 21 Jun 2003 08:36:07 +0200	[thread overview]
Message-ID: <E19Tbyp-0004mi-00@calista.inka.de> (raw)
In-Reply-To: <3EF3F08B.5060305@aros.net>

In article <3EF3F08B.5060305@aros.net> you wrote:
> There's 
> definately room for more improvements
...
> + * 03-06-12 Added a default BLOCKING stratedgy on network downtime with a
> + *   non-default NBD_NONBLOCKING flag. This has the net effect of blocking
> + *   I/O when there's only transient problems like a server reboot. If used
> + *   in conjunction now with RAID mirroring, transient errors (while they'll
> + *   pause the system) will not nessesitate a complete recopying of the
> + *   server's exported block device which could potentially take much longer
> + *   than a reboot.

Is anybody aware of a journalling nbd, which keeps track of unsynced
changes, so a fast reintegration is possible?

Well perhaps this is a property of the md device, instead... hmm. Is there
such a function available? Could be some left over from snapshot code.

Greetings
Bernd
-- 
eckes privat - http://www.eckes.org/
Project Freefire - http://www.freefire.org/

  parent reply	other threads:[~2003-06-21  6:22 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-06-21  5:43 Lou Langholtz
2003-06-21  6:23 ` Pavel Machek
2003-06-21  6:36 ` Bernd Eckenfels [this message]
2003-06-21  7:42   ` Wichert Akkerman
2003-06-23  9:05   ` Lars Marowsky-Bree
2003-06-23 19:21   ` Paul Clements
2003-06-21  6:44 ` Andrew Morton
2003-06-21 15:59   ` Lou Langholtz
2003-06-21  7:04 ` Pavel Machek
2003-06-21  7:32 ` viro
2003-06-21  7:45   ` Sam Ravnborg
2003-06-21 16:39   ` Lou Langholtz
2003-06-21 19:31     ` viro
2003-06-21 20:23       ` Lou Langholtz
2003-06-22 10:30         ` Jens Axboe
2003-06-22 14:15           ` Lou Langholtz

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