[OpenAFS] afs recoverability

Derrick Brashear shadow@gmail.com
Tue, 3 Feb 2009 19:07:44 -0500

On Tue, Feb 3, 2009 at 6:30 PM, David Miguel <davidmiguel@antunes.net> wrote:
> sorry for the repeated mail...
> 2009/2/3 Derrick Brashear <shadow@gmail.com>:
>>>> > 1. If I loose all afs servers (binaries, configurations, etc...), and I'm
>>>> > left with the partitions with the volumes inside, can I read the data in the
>>>> > volumes without mounting the entire cell again?
>>>> not in a manner which is likely sensible, but you can.
>>> Can you please indicate-me where can I read about this (or what program to use).
>> well, it's just a directory of files; but the names of the files are
>> encoded AFS inode numbers. The contents are exactly what you see
>> through the filesystem, but the names don't make it obvious what
>> you're looking at.
> So, if I move all the files in ex.: vicepa to vicepx, using 'cp', and
> not afs, will all data be copied?

1) if you make sure to preserve owner group and mode, and
2) copy recursively
and if you want it to show in afs again, you'll need to use vos syncvldb

> Or does afs store data in disk, in a way that it's not standard, and
> not visible to common unix utilities? (for example the fcsk problem
> with some systems...)

it's visible to them just fine, but it's not standard.