Re: Corrupted nilfs2 volume

[Alexander Bezrukov <nilfs-issues-tvrqcU/I3+LBxmVkcvZ8vQ@public.gmane.org>]

Hi Vyacheslav,

> Had you any snapshots on this volume?

Unfortunately no. I had had one but have recently converted
t to an ordinary cp.

> It needs to investigate the issue more deeply. Could you
> try to mount this volume under another system? I hope that
> it gives opportunity to get more details about the issue
> from system log. So, could you share NILFS2 related messages
> for such try?

This is what I've indeed done in the first place.

>> NILFS: Invalid checkpoint (checkpoint number=5439464)
>> NILFS: error loading last checkpoint (checkpoint number=5439464)

In fact, these lines I have copied from the system log of another
system (with some some debian distro kernel 3.2.0). But this is
exactly how my original kernel complains too.

> > To my best knowledge there is no "official" fsck tool for nilfs2
> > but at times nilfs2 has just been added to the mainline kernel I
> > read somewhere about some "unofficial" version at some developer
> > branch.
>
> I send you personally archive with actual state of fsck.nilfs2.
> I need in debug output of the fsck.nilfs2 for analysis of situation
> on the volume.

I am sorry, I didn't receive any archive.

> I hope that we can recover your volume. But, anyway, we need to analyze
> the issue and try to cure the volume.

For me the latter is even more important.

Best regards.
Alexander Bezrukov

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