linux-ext4 - [Bug 14972] [regression] msync() call on ext4 causes disk thrashing

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Message-Id: <201203170907.q2H97wBs009889@bugzilla.kernel.org>
Date:	Sat, 17 Mar 2012 09:07:58 GMT
From:	bugzilla-daemon@...zilla.kernel.org
To:	linux-ext4@...r.kernel.org
Subject: [Bug 14972] [regression] msync() call on ext4 causes disk thrashing

https://bugzilla.kernel.org/show_bug.cgi?id=14972





--- Comment #15 from Artem S. Tashkinov <t.artem@...lcity.com>  2012-03-17 09:07:57 ---
(In reply to comment #14)
> can someone else confirm it was really fixed? I'm still getting continual HDD
> activity on Linux laptop 3.0.0-16-generic #28-Ubuntu SMP Fri Jan 27 17:50:54
> UTC 2012 i686 i686 i386 GNU/Linux in some apps (e.g. Miranda IM
> http://bugs.winehq.org/show_bug.cgi?id=24044#c13)

Please, try the attachment from comment 1. If you run it your HDD LED shouldn't
light up, if it does then this bug is certainly not fixed.

Like I said "it works for me":

/dev/sdaX on / type ext4 (rw,noatime,nobarrier)
/dev/sdaX on /home type ext4 (rw,noatime,nobarrier)

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