Re: hard freezes with 3.9.0 during io-intensive loads

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Jan Schmidt <list.btrfs@xxxxxxxxxxxxx> schrieb:

> We can try to debug that further, you can send me / upload the output of
> 
>    btrfs-image -c9 /dev/whatever blah.img
> 
> built from Josef's repository
> 
>    git://github.com/josefbacik/btrfs-progs.git
> 
> It contains all your metadata (like file names), data is omitted from the
> dump.

How do I create that image? Is it possible to use it on mounted volumes? If 
yes, is it possible to write the image to the volume I'm creating the image 
of?

Thanks,
Kai

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