Veritas-bu

Re: [Veritas-bu] Weird error 54/41

2008-02-12 10:05:45
Subject: Re: [Veritas-bu] Weird error 54/41
From: "Tim Hoke" <thoke AT northpeak DOT org>
To: "Michael Graff Andersen" <mian71 AT gmail DOT com>
Date: Tue, 12 Feb 2008 08:46:03 -0600
I would not suggest increasing the CLIENT_CONNECT_TIMEOUT.  Think about it, how long *should* it take to establish a connection between hosts?  Essentially, this is equivalent to how long does it take to establish a telnet session between two hosts?  If it takes you two hours, there's something wrong.  I can see that if you are bouncing your connection over multiple satelite connections, maybe you'd need to be worried about it, but in general, NetBackup's  default of 300 seconds is MORE than generous.

As for your status 54/41, what changed 3 weeks ago?  Can you establish connections between the client/servers involved?  Ie, can you telnet between them all, etc?  Is name resolution still working?  (Run bpclntcmd on each host with the peer hostname and ip).

-Tim

On 2/12/08, Michael Graff Andersen <mian71 AT gmail DOT com> wrote:
Hi Marianne
 
I have had luck with raising the CLIENT_CONNECT_TIMEOUT & CLIENT_READ_TIMEOUT settings with this kind of errors before
 
Can see you already have raised CLIENT_READ_TIMEOUT, will suggest that you raise CLIENT_CONNECT_TIMEOUT to the same
 
Regards
Michael

 
2008/2/12, Marianne Van Den Berg <mvdberg AT stortech.co DOT za>:

Hi Simon

 

I appreciate every bit of advice at this point in time.

 

I have used NOSM in the past where the media server is backing up itself. In this case the client (Linux) is backed up over the network to a media server (Solaris).

 

Kind regards

 

Marianne


From: WEAVER, Simon (external) [mailto:simon.weaver AT astrium.eads DOT net]
Sent: 12 February 2008 13:05
To: Marianne Van Den Berg; veritas-bu AT mailman.eng.auburn DOT edu
Subject: RE: [Veritas-bu] Weird error 54/41

 

Hi Marianne

Not sure if this helps...

http://seer.support.veritas.com/docs/186016.htm

 

Pretty sure the creation of a NOSHM file helped.

S.

 


From: veritas-bu-bounces AT mailman.eng.auburn DOT edu [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of Marianne Van Den Berg
Sent: Tuesday, February 12, 2008 10:47 AM
To: veritas-bu AT mailman.eng.auburn DOT edu
Subject: [Veritas-bu] Weird error 54/41

 Hi all

 

We have Oracle rman backups failing with Network Connect Timeout.

 

Filesystem backups are working fine.

 

Weird thing is we can see in Job details 'Connecting, Connected':

02/12/2008 10:32:29 - connecting

02/12/2008 10:32:40 - connected; connect time: 0:00:00

02/12/2008 10:32:40 - begin writing

02/12/2008 11:32:41 - end writing; write time: 1:00:01

network connection timed out (41)

 

 

Handshaking in bpcd on client and bpbrm on media server is successful.

 

I have now increased Client Read Timeout to 7200. Backup 'Active' for 1 hr 54 minutes already – still not a single byte written….

 

Backups on this client have been successful till about 3 weeks ago. NetBackup 6.0 MP4 on server and client.

 

RMAN backups on the client to local disk start writing almost immediately.

 

RMAN log on client :

ORA-19511: Error received from media manager layer, error text:

   VxBSACreateObject: Failed with error:

   Server Status:  Communication with the server has not been initiated or the server status has not been retrieved from the server.

 

PLEASE HELP!!

 

Regards

Marianne

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