From: Richard Scobie <richard@sauce.co.nz>
To: "Harrell, Thomas" <tharrell@health.usf.edu>
Cc: linux-raid@vger.kernel.org
Subject: Re: Further clarification of the sync_action check behavior.
Date: Mon, 25 Feb 2008 17:05:06 +1300 [thread overview]
Message-ID: <47C23E72.8060602@sauce.co.nz> (raw)
In-Reply-To: <1AA1CDAD1BE022458D32739BDBB2F1AE0492633C@COMEXCHANGE.hscnet.hsc.usf.edu>
Harrell, Thomas wrote:
> Lastly, under which mounted conditions are 'check' and 'repair'
> safe/useful? Can I run both on a read-write mounted partition? Should
> they be read-only, or totally unmounted? I'm assuming since resyncs can
> occur while the overlying fs is mounted read-write, that it is both safe
> and useful to both 'check' and 'repair' while the fs is mounted
> read-write as well, but I don't see this mentioned explicitly anywhere.
Yes, running repair on a mounted R/W partition is fine, indeed should be
done regularly, in order to "scrub" the entire array and help reduce the
chance of a second drive failing on a bad sector, while rebuilding an
array where a drive has already failed.
Regards,
Richard
prev parent reply other threads:[~2008-02-25 4:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-22 17:46 Further clarification of the sync_action check behavior Harrell, Thomas
2008-02-25 4:05 ` Richard Scobie [this message]
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