linux-ext4 - [Bug 15579] ext4 -o discard produces incorrect blocks of zeroes in newly created files under heavy read+truncate+append-new-file load

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Message-Id: <201003231429.o2NETgBr021307@demeter.kernel.org>
Date:	Tue, 23 Mar 2010 14:29:42 GMT
From:	bugzilla-daemon@...zilla.kernel.org
To:	linux-ext4@...r.kernel.org
Subject: [Bug 15579] ext4 -o discard produces incorrect blocks of zeroes in
 newly created files under heavy read+truncate+append-new-file load

https://bugzilla.kernel.org/show_bug.cgi?id=15579





--- Comment #6 from Eric Sandeen <sandeen@...hat.com>  2010-03-23 14:29:35 ---
(In reply to comment #5)

> What do you do on the remaining space of the SSD? Try putting a file system
> there and fill it with something so that the SSD is 99% filled so it can't that
> easily remap the blocks you are writing to.

Hm, I suppose that could be, and it makes it a little harder to write a generic
testcase....

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