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Re: XFS feature request

To: linux-xfs@xxxxxxxxxxx
Subject: Re: XFS feature request
From: Michael Loftis <mloftis@xxxxxxxxx>
Date: Wed, 04 Jun 2003 22:49:28 -0600
In-reply-to: <3EDE5047.9070308@xxxxxxxxxxxxxxx>
References: <4.3.2.7.2.20030604201642.033c22e0@xxxxxxxxxxxxx> <8187140.1054731405@[10.0.0.135]> <3EDE5047.9070308@xxxxxxxxxxxxxxx>
Sender: linux-xfs-bounce@xxxxxxxxxxx
Mostly I'd much prefer the option of just going R/O on a filesystem, living with the possibility that what I'm *reading* isn't right than a whole system just going black and having to get onself physically present to ascertain the problem.

I don't believe that unmounting the filesystem is *always* the right thing to do. It is in some cases, but there are cases where you'd much rather the system just went read-only and refused to flush anything off to it.

--On Wednesday, June 04, 2003 2:02 PM -0600 Andrew Mathews <andrew_mathews@xxxxxxxxxxxxxxx> wrote:

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Michael Loftis wrote:
| This has also recently been a problem for us.  The whole 'something
| looks a little odd so I'm going to just tank and take the whole system
| with me' knee-jerk reaction XFS has is very problematic.  It's the
| biggest reason I'm moving operations away from it.
|
| --On Wednesday, June 04, 2003 20:26 +0200 Seth Mos <knuffie@xxxxxxxxx>
| wrote:
|
|> Hello,
|>
|> Upon a filesystem error the XFS filesystem normally unmounts the fs and
|> often takes the box along with it.
|> ...
|
| --
| Michael Loftis
| Modwest Sr. Systems Administrator
| Powerful, Affordable Web Hosting
|

Not to diminish Set's original request, but to address this comment...

I guess your term "knee-jerk reaction" is subjective. I'd much rather
have a recoverable system than an unrecoverable one, which is exactly
what you'll have if the filesystem is put into an unstable state
(corruption) and isn't intelligent enough to protect itself from further
damage. It's also one of the reasons we won't use anything other than
XFS in a production environment.

- --
Andrew Mathews
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