From: Neil Brown <neilb@suse.de>
To: Alberto Alonso <alberto@ggsys.net>
Cc: linux-raid@vger.kernel.org
Subject: Re: Implementing low level timeouts within MD
Date: Tue, 30 Oct 2007 15:47:43 +1100 [thread overview]
Message-ID: <18214.46959.424946.683169@notabene.brown> (raw)
In-Reply-To: message from Alberto Alonso on Friday October 26
On Friday October 26, alberto@ggsys.net wrote:
> I've been asking on my other posts but haven't seen
> a direct reply to this question:
>
> Can MD implement timeouts so that it detects problems when
> drivers don't come back?
No.
However it is possible that we will start sending the BIO_RW_FAILFAST
flag down on some or all requests. That might make drivers fail more
promptly, which might be good thing. However it won't fix bugs in
drivers and - as has been said elsewhere on this thread - that is the
real problem.
NeilBrown
prev parent reply other threads:[~2007-10-30 4:47 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-26 17:12 Implementing low level timeouts within MD Alberto Alonso
2007-10-26 19:00 ` Doug Ledford
2007-10-27 10:33 ` Samuel Tardieu
2007-10-30 5:19 ` Alberto Alonso
2007-10-30 17:39 ` Doug Ledford
2007-11-01 5:08 ` Alberto Alonso
2007-11-01 14:14 ` Bill Davidsen
2007-11-01 19:16 ` Doug Ledford
2007-11-02 8:41 ` Alberto Alonso
2007-11-02 11:09 ` David Greaves
2007-11-02 17:47 ` Alberto Alonso
2007-11-02 12:44 ` Bill Davidsen
2007-11-02 15:45 ` Doug Ledford
2007-11-02 18:21 ` Alberto Alonso
2007-11-02 19:15 ` Doug Ledford
2007-11-02 21:24 ` Alberto Alonso
2007-10-27 21:46 ` Alberto Alonso
2007-10-27 23:55 ` Doug Ledford
2007-10-28 6:27 ` Alberto Alonso
2007-10-29 17:22 ` Doug Ledford
2007-10-30 5:08 ` Alberto Alonso
2007-10-30 12:12 ` Gabor Gombas
2007-10-30 17:58 ` Doug Ledford
2007-11-01 14:19 ` Bill Davidsen
2007-11-07 8:47 ` Goswin von Brederlow
2007-10-27 18:59 ` Richard Scobie
[not found] ` <1193522726.7690.31.camel@w100>
2007-10-27 23:46 ` Richard Scobie
2007-10-30 4:47 ` Neil Brown [this message]
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