[OpenAFS] fsck ext3 /vicepa

Derek Atkins warlord@MIT.EDU
Sat, 26 Aug 2006 09:34:23 -0400


Joseph Kulisics <kulisics@chem.ucla.edu> writes:

> Hi,
>   I've been combing the web trying to find the answer to one question: can
> I run fsck on the partition that I've mounted as /vicpa?
>   I'm running AFS on a Gentoo Linux Installation. I have an ext3
> filesystem mounted as /vicepa, and this filesystem is dedicated to AFS
> service.

Yes, of course you can.  The namei fileserver doesn't use data
that isn't available from userspace, so normal fsck works just

>   The postings that I've found online indicate that there is no problem
> running fsck on partitions hosting AFS volumes if AFS uses the namei
> server.


>   However, the posts don't indicate if /sbin/fsck will work correctly on
> AFS partitions on ext3 filesystems if you are running the inode server.

You're not running the inode fileserver.  It just doesn't exist
for Linux at all.

>   I'm also not sure how you tell the difference when the system is
> running. I installed AFS from Gentoo packages, so I'm not sure if the
> namei server was enabled in the build configuration for the package. (I'm
> still trying to figure out how to examine the configure choices made by
> portage during package installation.) If I had to guess, I'd say from what
> I've read that I must be using the inode server since there are only a few
> files in /vicepa, and they are all the same size. There about a hundred
> volumes with thousands of files, and the number of files in /vicepa
> corresponds to the number of volumes rather than the number of files.

See above.

>   Is there a way to tell the type of the server, inode or namei, from the
> running system? Does anyone know if you can run fsck on ext3 filesystems
> hosting AFS partitions served by the inode server? Is there any
> documentation available about this? Thanks,

If it's Linux, it's namei.  In an inode server all you see are
the .vol files and nothing else.


       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
       URL: http://web.mit.edu/warlord/    PP-ASEL-IA     N1NWH
       warlord@MIT.EDU                        PGP key available