Hi Jeff,

Thank you for your feedback, it is very useful.  I will have to do more 
load testing from your feedback.

Justin.

On Fri, 29 Apr 2011, Lightner, Jeff wrote:

> NetBackup was locked up and certain parts of the Linux OS weren't
> working.  (e.g. I couldn't run ps -ef and get full output - it would
> hang).   If I ran "cat /proc/stat" I would see process_blocked was
> showing 5 or higher whereas without these big things running it is
> typically at 0 or 1.
>
> At present I suspect this is more an issue with the server or its
> configuration than with NetBackup.   I haven't yet had a chance to delve
> into it owing to the other issues and since I have a work around (other
> media servers) I've put it on the back burner.  It works fine for most
> of our other UNIX/Linux/Windows backups.   I saw similar issues on a
> RHEL5 Media server back when we were doing 6.5.4.   On that server when
> trying to push backups to dedupe units it was experiencing similar hangs
> but when pushing to the tape library it wasn't.  Since we got a new disk
> array and san switches at the same time as the library it may simply be
> we need to throttle things back or it could be an issue with the NFS
> stack.
>
> -----Original Message-----
> From: Justin Piszcz [mailto:jpiszcz AT lucidpixels DOT com]
> Sent: Friday, April 29, 2011 12:40 PM
> To: Lightner, Jeff
> Cc: veritas-bu AT mailman.eng.auburn DOT edu
> Subject: RE: [Veritas-bu] NetBackup 7.1
>
>
>
> On Fri, 29 Apr 2011, Lightner, Jeff wrote:
>
>> There appear to be differences in where fully qualified domain names
>> need to be used.
>>
>> We have moved most of our environment to 7.1 but do have a few
>> outstanding issues:
>>
>> Can't backup SQL 2000 on MS 2000 (not supported - we put the NBU 6.5.4
>> client on this server since there isn't a 7.1 version.   Someone on
> this
>> list says they got it working with 7.0.1 master and 6.5.3 client.).
>>
>> MS-Exchange 2010 GRT restores don't seem to work.   We have a case
> open
>> for this and have been providing info.   This morning we're hearing
> this
>> may be a known issue with migrating mailboxes from Exchange 2003 to
> 2010
>> and there may be an engineering binary available.   No confirmation
> yet.
>>
>> Issue with bpclntcmd not resolving correct client names from HP-UX
> media
>> server.   (See forum for my posts on that topic.)
>>
>> Also we're running a RHEL6 (Linux) master and I'm seeing system
> lockups
>> whenever we try to push extremely large items there.   I first saw
> this
>> when setting up vaulting which duplicates Data Domain to Quantum i6000
>> tape robot.   Earlier in the week saw it again when I tried to push
>> large Exchange (old Exchange 2003) backup to Data Domain.   Both of
>> these issues were mitigated by using the HP-UX media server for
> vaulting
>> and to do the backup.   (However the backup is the one affected by the
>> bpclntcmd issue above.)
>
> The entire system locked up or just NetBackup?  Does a cycle fix it?
> This is very scary and makes me wonder if 7.1 is ready for heavy
> production
> loads?
>
> Justin.
>
> Proud partner. Susan G. Komen for the Cure.
>
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