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SubjectRe: [Bug 14354] Re: ext4 increased intolerance to unclean shutdown?
Theodore Tso wrote:
> On Thu, Oct 29, 2009 at 04:38:57PM -0500, Eric Sandeen wrote:
>> I've been running my testcase, and I just hit the usual corruption with
>> this patch in place after 8 iterations, I'm afraid.
>
> Eric, since you have a relatively controllable reproduction case, have
> you tried reproducing Alexey's bisection results? Specifically he
> seemed to find that commit fe188c0e shows no problem, and commit
> 91ac6f43 is the first commit with problems?

I can try it but I have very little faith in that result to be honest.

> Having to do multiple iterations will make doing a bisection a major
> pain, but maybe we'll get something out of that.

Well I've been doing bisects but I'm getting skeptical of the results;
either my testcase isn't reliable enough or all the merges are confusing
git-bisect (?) Anyway it keeps ending up on nonsensical commits.

> Other things that might be worth doing given that you have a test case
> would be to try reverting commit 91ac6f43, and see if that helps, and
> to try this patch: http://bugzilla.kernel.org/attachment.cgi?id=23468
>
> Or have you tried some of these experiments already?
>
> Regards,
>
> - Ted

After talking to Aneesh last night, I think other good spot-checks will
be to revert 487caeef9fc08c0565e082c40a8aaf58dad92bbb, and to test Jan's
sync patches.

-Eric


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