Networker

Re: [Networker] 7.6.1 - Savesets hang

2011-02-08 12:51:19
Subject: Re: [Networker] 7.6.1 - Savesets hang
From: "STANLEY R. HORWITZ" <stan AT TEMPLE DOT EDU>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Tue, 8 Feb 2011 12:49:19 -0500
No, not that I am aware of.

On 2/8/11 12:47 PM, "Werth, Dave" <dave.werth AT garmin DOT com> wrote:

>Stan,
>
>Thanks for the information.  There is no firewall involved here as it's
>all part of our internal network.  I will look into the other stuff you
>mention.
>
>Is there anything detrimental to having the NSR_KEEPALIVE_WAIT variable
>set if you don't need it?
>
>Thanks, Dave.
>
>Dave Werth
>Garmin AT, Inc.
>Salem, Oregon
>
>-----Original Message-----
>From: STANLEY R. HORWITZ [mailto:stan AT temple DOT edu]
>Sent: Tuesday, February 08, 2011 9:42 AM
>To: EMC NetWorker list; Werth, Dave
>Subject: Re: [Networker] 7.6.1 - Savesets hang
>
>What the NSR_KEEPALIVE_WAIT environment variable does is essentially ping
>the NetWorker server from the client. That 3500 setting might too high
>though. The idea is that it keeps network ports from being prematurely
>closed by a firewall, so the proper setting depends on how the firewall
>involved is configured. As such, this environment variable is only
>relevant in situations where the NetWorker server and the client in
>question sit on opposite sides of a firewall. If the client and server are
>on the same side of a firewall, you are barking up the wrong tree by
>activating that variable.
>
>You might also look into doing some tuning of the client's TCP/IP
>variables. I am not a Windows expert, but as I recall, those parameters
>are changed via registry settings. If setting the NSR_KEEPALIVE_WAIT
>variable to a value that your network administrator recommends still
>doesn't help, then ask EMC or check on PowerLink to see if there are any
>recommended TCP/IP parameters for Windows 2008 that might be worth
>changing on the client. If this issue happens with many clients, fine
>tuning the TCP/IP parameters on your NetWorker server might also be
>necessary.
>
>On 2/8/11 12:18 PM, "Werth, Dave" <dave.werth AT GARMIN DOT COM> wrote:
>
>>I gave this a shot.  It may have helped some but it didn't fix the
>>problem completely.
>>
>>Dave Werth
>>Garmin AT, Inc.
>>Salem, Oregon
>>From: Craig Hurst [mailto:craig.hurst AT ansys DOT com]
>>Sent: Monday, February 07, 2011 10:47 AM
>>To: EMC NetWorker discussion; Werth, Dave
>>Subject: Re: [Networker] 7.6.1 - Savesets hang
>>
>>Not sure this will help, but I have had issues with Windows 2008 also,
>>backups keep timing out. Tried different versions of Networker client,
>>didn't help. EMC had me change the following settings in Networker
>>console.
>>
>>Go to the group that includes problem client, go to properties> advanced
>>> client retries set to 1, inactivity timeout set to 0
>>
>>Also on client add a system variable: Name: NSR_KEEPALIVE_WAIT
>>Variable: 3500   now restart Networker Exec service
>>
>>Clients are running 7.6.1
>>
>>This resolved all my 2008 issues. Hope this helps.
>>
>>
>>-----------------------------------
>>
>>Craig Hurst
>>
>>Systems Administrator
>>ANSYS, Inc.
>>craig.hurst AT ansys DOT com<mailto:craig.hurst AT ansys DOT com>
>>
>>Tel: 1.724.514.3607
>>Fax: 1.724.514.3117
>>
>>-------------------------------------------------------------------------
>>-
>>-------------------------
>>
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>>
>>On Mon, Feb 7, 2011 at 1:34 PM, Werth, Dave
>><dave.werth AT garmin DOT com<mailto:dave.werth AT garmin DOT com>> wrote:
>>I didn't mention that the problem also affects our Exchange backups so it
>>might be the same issue.  The Module for Exchange version is 5.1.3.274.
>>Incrementals for the most part have been ok so far but the full backups
>>have been a problem.
>>
>>We never had the problem with 7.5.2 server.
>>
>>Dave Werth
>>Garmin AT, Inc.
>>Salem, Oregon
>>-----Original Message-----
>>From: EMC NetWorker discussion
>>[mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU<mailto:NETWORKER AT 
>>LISTSERV.TEMPLE DOT ED
>>U
>>>] On Behalf Of Kevin Malone
>>Sent: Monday, February 07, 2011 10:12 AM
>>To: NETWORKER AT LISTSERV.TEMPLE DOT EDU<mailto:NETWORKER AT LISTSERV.TEMPLE 
>>DOT EDU>
>>Subject: Re: [Networker] 7.6.1 - Savesets hang
>>
>>I am running 7.5.3.2 and have been experiencing SQL backup hangs ever
>>since I upgraded to this version from 7.4.4 over 3 months ago.  I have
>>seen hangs on log file (incr) backups of SQL and failures on differential
>>and full backups with errors being i/o 995 errors.  We have not been able
>>to isolate the issue as of yet, and EMC engineering has been looking into
>>this for some time.  This does not happen with traditional file level
>>backups for the same servers, only with SQL.  We can backup SQL to a
>>local file and then backup that file with no errors.  We use the SQL
>>Module.  I have tried lots of combinations of older SQL clients and older
>>NW client versions and are now down to only a couple of clients that have
>>this behavior having downgraded to SQL Module versions 5.0 (for SQL 2005)
>>or 5.1 (for SQL 2008).  This issue happens across all Microsoft OS
>>versions, all SQL versions (2005 and 2008) and both 32 and 64 bit.
>>
>>I know this isn't the same issue as yours, Dave, but I am curious if
>>anyone else out there is seeing similar issues with backups
>>hanging/erroring with i/o 995.
>>
>>Kevin Malone
>>Salisbury University
>>Salisbury, Maryland
>>
>>
>>
>>-----Original Message-----
>>From: EMC NetWorker discussion
>>[mailto:NETWORKER AT LISTSERV.TEMPLE DOT EDU<mailto:NETWORKER AT 
>>LISTSERV.TEMPLE DOT ED
>>U
>>>] On Behalf Of Werth, Dave
>>Sent: Monday, February 07, 2011 12:52 PM
>>To: NETWORKER AT LISTSERV.TEMPLE DOT EDU<mailto:NETWORKER AT LISTSERV.TEMPLE 
>>DOT EDU>
>>Subject: [Networker] 7.6.1 - Savesets hang
>>
>>We are running NetWorker 7.6.1 Server on Windows 2008 R2 Server.  This
>>was installed a week ago last Friday.  Our old server was 7.5.2.
>>
>>I know this has been discussed before and I've spent some time searching
>>the archives and the EMC PowerLink Knowledge Base without much luck.
>>
>>The problem is that on a somewhat random basis different savesets hang
>>during backups, usually the bigger ones that take longer to backup.  I
>>can often restart them by going onto the client and killing the save
>>process but sometimes they hang again.  Our clients are a mixture of 7.5
>>and 7.6 which doesn't seem to make a difference to the problem.
>>
>>Can anyone offer some help to me with the problem?
>>
>>Thanks,
>>Dave Werth
>>Garmin AT, Inc.
>>Salem, Oregon
>>
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>
>
>This e-mail and any attachments may contain confidential material for the
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>this e-mail in error, please contact the sender and delete all copies.
>
>Thank you for your cooperation.
>

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