Re: Strange NFS probelm

From: Mac Patil (indi1420@yahoo.com)
Date: Thu Aug 25 2005 - 16:52:24 EDT


Little more info:
It turns out that there are more aliased fiflesystems,
3 groups of 7 file systems are aliased. When used
statvfs we found that the aliased filesystems have
same f_fsid
[root]# ./statvfs /mge/Mercy0
FSID: 1030486208
[root]# ./statvfs /mge/Mercy1
FSID: 1030486208
[root@]# ./statvfs /mge/Mercy2
FSID: 1030486208

> Dear SUN managers,
> Coming to you again with a strange problem and I
> know
> one of you has the answer or a clue.
> Environment:
> Solaris 8 on a SUN fire v880. Two of them running
> SAM-FS 4.0.1 and VCS 2.0. Exporting several file
> systems to 5 Linux servers.
> Couple of days ago, we upgraded SAM-FS from 3.5 to
> 4.0.1. Prior to the upgrade everything was fine
> except
> SAM-FS bugs for which SUN advised us to upgrade. We
> did the upgrade. Soon after the upgrade, here is
> what
> we are seeing.
>
> We have three SMA-FS filesystem Mercy0, Mercy1 and
> Mercy2 exported out to the Linux system ( a total of
> 22 file systems are exported, only these three show
> this behavior). On the main SUN server running
> SAM-FS,
> there is no issue at all as far as the data goes.
> When
> we mount Mercy0, Mercy1 and Mercy2 on the Linux box,
> they do get mounted as /mge/Mercy0, /mge/Mercy1 and
> /mge/Mercy2. However, all the three file systems
> point
> to Mercy2. Data in all the three is identical to
> Mercy2 filesystem!! Other 19 filesystems are fine.
>
> I have checked the share command, the mount command
> the /etc/fstab file everything looks fine. I have
> several UNIX persons here in our facility that
> looked
> at the files and everything looks good. I even
> removed
> VCS out of the picture and still the problem
> persisted. All we did during the upgrade was upgrade
> SAM-FS, remove a bunch of unused file systems, and
> grow the existing file systems.
>
> We have opened a ticket with SUN and they are
> looking
> at it and they have no clue. If you have any clue as
> to what might be happening, please help. Thanks.
> Tired of spam? Yahoo! Mail has the best spam
> protection around
> http://mail.yahoo.com
>

                
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