[OpenAFS] AFS file inconsitency one character wrong

Russ Allbery rra@stanford.edu
Wed, 17 Jan 2007 18:17:10 -0800

Duc Bao Ta <xiedebao@gmx.net> writes:

> I have a serious problem with AFS. I am using Debian sarge Linux 2.6.15
> with openafs 1.4.1 with openafs-client from backport. We have a cluster
> of ~20 computers and three fileservers. All clients have identical
> installation (only hardware differs from group to group).

> The problem is that on one computer a two (so far) files that look on
> that computer different than on other identical computers.  The first
> file was only named wrong, one letter was capital instead of
> non-capital. The second file was the same inconsistency, but this time
> it was a character in the file.

> I can copy e.g. from my machine this file in my local home directory and
> then via ssh to the "faulty" computer I can copy the same file again to
> my local home. "diff" tells me they are different and a hex output
> revealed that there is on difference.

> I am really worried, beacuse I cannot trust that machine anymore!?

I would suspect a hardware problem on that faulty machine.  The difference
between a capital letter and a lowercase letter is a single bit error,
which can be caused by, for example, system memory that's going bad.

Russ Allbery (rra@stanford.edu)             <http://www.eyrie.org/~eagle/>