Re: NFS Mounts

From: Shawn Guillemette (sguillemette@metrocastcablevision.com)
Date: Thu Jan 27 2005 - 13:01:41 EST

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I forgot to include the OS .. The below symptoms are on machines running
Solaris 9

Shawn Guillemette wrote:

> I have 3 MX servers that are configured in a veritas cluster
> environment. Each MX server has the same NFS mount to a netapp. I
> noticed today that the NFS mounts on 2 of the MX servers is missing.
> However I can cd to the mounts and view data. They also seem to be
> handling the work load handed to them with no issues.
>
> on server A
> (server with nfs mount visible)
>
> the df output looks like this
>
> bash-2.05# df -k
> File system kbytes used avail capacity Mounted on
> /dev/md/dsk/d0 26707933 1653078 24787776 7% /
> /proc 0 0 0 0% /proc
> mnttab 0 0 0 0% /etc/mnttab
> fd 0 0 0 0% /dev/fd
> /dev/md/dsk/d3 4129290 2704913 1383085 67% /var
> swap 7165520 24 7165496 1% /var/run
> swap 1048576 100560 948016 10% /tmp
> NFS--> /dev/md/dsk/d8 34980991 514569 34116613 2% /mc/data/mail
> bash-2.05#
>
>
> On server B
> (one of the 2 missing the NFS mount)
>
> bash-2.05# df -k
> Filesystem kbytes used avail capacity Mounted on
> /dev/md/dsk/d0 32233606 1668237 30243033 6% /
> /proc 0 0 0 0% /proc
> mnttab 0 0 0 0% /etc/mnttab
> fd 0 0 0 0% /dev/fd
> /dev/md/dsk/d3 4130982 583674 3505999 15% /var
> swap 2777008 24 2776984 1% /var/run
> swap 1048576 16 1048560 1% /tmp
> bash-2.05#
>
> I can not see the NFS mount
> How ever, I can cd to it and view data.
>
>
> bash-2.05# cd /mc/data/
> bash-2.05# ls
> mail
> bash-2.05# cd mail/
> bash-2.05# ls
> alias bin boot control doc man qmail-send.pid qmail-smtp.pid queue users
> bash-2.05# pwd
> /mc/data/mail
> bash-2.05#
>
>
> The 2 servers that are having the issue are doing the same thing
>
>
> Looking at the machine that has the mount visible. I attempt to cd to
> the dev ..
>
> cd /dev/md/dsk/
>
> then
> ls -la d8 shows this
>
> lrwxrwxrwx 1 root root 36 May 25 2004 /dev/md/dsk/d8 ->
> ../../../devices/pseudo/md@0:0,8,blk
>
> so I know this will not show any useful data but I tried any how..
>
> I then more ../../../devices/pseudo/md@0:0,8,blk
> '
>
> I get htis
> bash-2.05# more ../../../devices/pseudo/md@0:0,8,blk
> CC.')`.`,<nC=P`bC!B4CB>C' 2 hd 27 sec 10`
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
> b C 8C?C?C?C AC8B;C&7lCB'C?C?C C?C?C<
> C?C?C> @kC 4
> I`b B4jA]C:ACCzC=/mc/data/mail
> "C ^LB5B6B7B>B8B9B:B;pjklmnuo
> !("#$CCCCCCCC<=D>?@ABC0C1C2C3C4C;C5C6B%B&B'B.B(B)B*B+`Z[\]^e_CC
> CCCC} , 3 - . / 0 1 8 C C! --M
>
> So I try this on the two machines that are having the issue and see this
>
> bash-2.05# more ../../../devices/pseudo/md@0:0,8,blk
> ../../../devices/pseudo/md@0:0,8,blk: No such device or address
> bash-2.05#
>
>
> Is this simply cause its not mounted correctly?
>
>
> Any advise would be great thanks,
>
> Shawn Guillemette
> _______________________________________________
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> sunmanagers@sunmanagers.org
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• Next message: Craig Russell: "Summary:sed question"
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• In reply to: Shawn Guillemette: "NFS Mounts"
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