Networker

[Networker] Backing up cluster resources in Windows Server 2008

2008-04-01 07:15:36
Subject: [Networker] Backing up cluster resources in Windows Server 2008
From: Manel Rodero <manel AT FIB.UPC DOT EDU>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Tue, 1 Apr 2008 13:10:48 +0200
Hello,

We have the following environment:

Legato Server, Windows 2003 R2, Legato 7.4.1

and we are trying to backup cluster resources in a Windows Server 2008 Failover cluster formed by:

node1, Windows Server 2008 Enterprise, Legato 7.4.1
node2, Windows Server 2008 Enterprise, Legato 7.4.1

In this cluster we define the 'resource1' (associated with the F:\ volume).

We can backup without problems 'node1' and 'node2' by themselves. No problem with 2008. They are treated as normal clients (using VSS), etc.

We define a new client 'resource1' with saveset F:\ and with remote permissions assigned to system@node1 and system@node2 (the same we had for another cluster in Windows 2000).

OK. We launch the backup and it seems to start but it stays in the 'contacting client' status for a long time. The correct tape is mounted, etc.

If we abort the group, we get the following error:

* resource1:F:\ Additional System Files have been added for the Vista or Longhorn platform.

So, it seems that Legato has detected the correct platform (Longhorn) but the backup doesn't start. We can contact the client from the server without problems:

E:\lcfib\bats>nsradmin -s resource1 -v1 -p390113
NetWorker administration program.
Use the "help" command for help.
nsradmin> print
                        type: NSRLA;
                        name: node1;
 NW instance info operations: ;
       NW instance info file: ;
          installed products: NetWorker 7.4.1.Build.335;
                     version: "EMC NetWorker 7.4.1.Build.335 ";
                     servers: backupserver;
                auth methods: "0.0.0.0/0,nsrauth/oldauth";
               administrator: "group=Administrators,host=localhost",
                              "group=Administrators,host=node1",
                              "isroot,host=backupserver";
                 kernel arch: AMD_X8664;
                machine type: server;
                          OS: Windows 2000 6.0;
           NetWorker version: 7.4.1.Build.335;
              client OS type: Windows NT Server on Intel;
                        CPUs: 8;
                     MB used: 50378;
                  IP address: 147.83.41.122, 10.10.10.122, 10.10.20.122;

                        type: NSR log;
               administrator: "group=Administrators,host=localhost",
                              "group=Administrators,host=node1",
                              "isroot,host=backupserver";
                       owner: NetWorker;
             maximum size MB: 2;
            maximum versions: 10;
        runtime rendered log: ;
                        name: daemon.raw;
                    log path: "C:\\legato\\nsr\\logs\\daemon.raw";

                        type: NSR peer information;
               administrator: "group=Administrators,host=localhost",
                              "group=Administrators,host=node1",
                              "isroot,host=backupserver";
                        name: backupserver;
               peer hostname: backupserver;
          Change certificate: ;
    certificate file to load: ;
nsradmin>

And we can do a probe:

32451:savegrp: resource1:F:\             level=incr
7236:savegrp: Group will not limit job parallelism
32493:savegrp: resource1:probe               started
savefs -s backupserver -c resource1 -g LCFIB-Pruebas -p
 -l full -R -v -F "F:\\"
  savefs resource1: succeeded.
7340:savegrp: resource1:probe succeeded.
7076:savegrp: --- Probe Summary ---

resource1:Probe   level=full, dn=-1, mx=0, vers=ssbrowse, p=4
resource1:Probe       level=full, pool=LCFIB Pruebas, save as of
 4/1/2008 1:09:20 PM
resource1:F:\      level=full, dn=0, mx=1, vers=ssbrowse, p=4
resource1:F:\         level=full, pool=LCFIB Pruebas, save as of
 4/1/2008 1:09:20 PM
resource1:index   level=full, dn=-1, mx=0, vers=ssbrowse, p=4
resource1:index       level=full, pool=LCFIB Pruebas, save as of
 4/1/2008 1:09:20 PM
7241:savegrp: nsrim run recently, skipping

Any idea about what the problem could be?

Thanks.

--

o o o  Manel Rodero                   | LCFIB - UPC
o o o  Systems Manager                | Campus Nord - Modul B6
o o o  Laboratori de Calcul           | Jordi Girona, 1-3
U P C  Facultat Informatica Barcelona | 08034 Barcelona (Spain)
                                      |
       manel AT fib.upc DOT edu              | Tel: +00 34 93 401 0847
       http://www.fib.upc.edu/~manel  | Fax: +00 34 93 401 7040

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