Sure thing. I'm booked up today but I'll contact you off list and see if we can figure out a time to look at it.

-Phil

Jim Kusznir wrote:
Hi Phil & others:

the pvfs2 module was loaded and dmesg |grep pvfs reported the module
version as the same as the other code.  There were some other messages
in the log; unfortunately, they were lost when I had to back all my
chnages out last night to restore the cluster to operation (which
included rebuilding my experimental node).

I looked at them, and they seemed inconsequential (very similar to the
log).  They were posted to #pvfs2 IRC channel yesterday, between 11am
and 12:30pm PDT (UTC-7).  I don't seem to have a log, though.

I'll see if I can perform some tests today, but as I need to down pvfs
for the entire cluster so I can upgrade the server, then the client to
test, its kind of a big deal and needs to be scheduled.  I don't have
a similar dev environment.

Would there be some time we could meet on IRC and do some real-time
debugging so as to minimize the times I need to take down the cluster?

--Jim

On Tue, Oct 21, 2008 at 7:16 AM, Phil Carns <[EMAIL PROTECTED]> wrote:
Hi Jim,

Are you certain that the pvfs2 kernel module is loaded and that it is the
same version as your pvfs2-client daemon?

Are there any errors in dmesg?  That may have a more descriptive error
message.  I think that the "Operation not permitted" in your log file is
probably misleading in this case.

-Phil

Jim Kusznir wrote:
Hi all:

I've been fighting this problem for a while now, but am not making any
progress.  A clean build (using rpm .spec file) of pvfs-2.7.1  and
servers of 2.7.1 is not quite working.  I've verified now that its
working with pvfs2-ls and pvfs2-ping with no problems reported;
however, when I try and mount, it all fails.  Further debugging
revealed that pvfs2-client is dying immediately, and thus nothing
proceeds.

The pvfs2-client.log file simply reports:

[E 20:18:05.085433] Warning: non PVFS2 error code (1):
[E 20:18:05.085432] *** Failed to remount filesystems!
[E 20:18:05.085499] critical device failure: Operation not permitted
[E 20:18:05.085517] Exiting...
[E 20:18:05.085783] pvfs2-client-core with pid 4864 exited with value 244

Being quite perplexed at this, I've gone so far as to do an strace on
pvfs2-client, but I'm still dumbfounded...

I've attached the results of the strace.

Thanks!

--Jim


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