Thanks for the reply Matt.   After some more digging around, here is what I 
found.  I have about 1/2 dozen various rsync jobs that back up various data 
from various locations.  ps-ef | grep rsync showed each of these jobs listed 
many times, so for some reason they were not finishing.  I think this is a 
cause potentially, rather than a symptom, but that is a bit of a guess right 
now.  Anyway, a power cycle of the box resolves the access issue, but it creeps 
back up quickly.  I disabled all my cronjobs and am testing them 1 by 1.  I can 
now issue the zpool status command and get all healthy

What is the 'hd' command you speak of?

Also, I do not show any drives in error via the ilom interface, all green.


Thanks,

Matthew


On 2/3/09 1:13 PM, "Matt Snow" <ms...@greenplum.com> wrote:

Hi Matthew,
I've seen similar behavior with X4500s on both update 4 and update 5. In both 
cases it was a failed disk.
In both our cases any command that accessed a disk in the zpool triggered a 
hang I started with dmesg, then /var/adm/messages.
In some cases I was able to run `hd` and see where the disk enumeration would 
stop. The next logical disk in the enumeration is likely your bad disk.
Assuming you have your zpool in a RAID or Mirror configuration remove the drive 
that didn't show up in the `hd` output then try to run a zpool command.

You might also simply try opening the disk cover on the chassis and see if you 
have a blue eject LED lit, or yellow fault LED.

..Matt Snow


________________________________
From: Matthew Arguin <marg...@jpr-inc.com>
Date: Mon, 2 Feb 2009 07:15:05 -0800
To: <zfs-discuss@opensolaris.org>
Subject: Re: [zfs-discuss] Zfs and permissions

Actually, the issue seems to be more than what I described below.  I cannot 
seemingly issue any zfs or zpool commands short of just zpool status -x , 
giving a 'healthy' status.  If I do zpool status , I get the following:

r...@ec1-nas1# zpool status
  pool: nasPool
 state: ONLINE
 scrub: none requested



But then it freezes there.  This used to return fairly quickly.  Where can I go 
to see what might be causing this?   I see nothing in the message logs.

-thx


On 2/2/09 9:57 AM, "Matthew Arguin" <marg...@jpr-inc.com> wrote:

I am having a problem that I am hoping someone might have some insight in
to.  I am running a x4500 with solaris 5.10 and a zfs filesystem named
nasPool.  I am also running NetBackup on the box as well...server and client
all in one.  I have had this up and running for sometime now and recently
ran in to a problem that Netbackup, running as root, cannot seem to write to
a directory backup and its subdirectories on the zfs filesystem.  The
directory backup has ownership of backup:backup and at this point also has
perms of 777 (did that while trying to figure out this issue).  Netbackup
cannot write to those directories any longer.

Any insight in to this would be greatly appreciated.

Thank you in advance.
--
Matthew Arguin
Production Support
Jackpotrewards, Inc.
275 Grove St
Newton, MA 02466
617-795-2850 x 2325
www.jackpotrewards.com

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--
Matthew Arguin
Production Support
Jackpotrewards, Inc.
275 Grove St
Newton, MA 02466
617-795-2850 x 2325
www.jackpotrewards.com
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