Veritas-bu

[Veritas-bu] Need help with FAILOVER_RESTORE_MEDIA_SERVERS

2007-09-14 07:56:47
Subject: [Veritas-bu] Need help with FAILOVER_RESTORE_MEDIA_SERVERS
From: Justin Piszcz <jpiszcz AT lucidpixels DOT com>
To: veritas-bu AT mailman.eng.auburn DOT edu
Date: Fri, 14 Sep 2007 07:38:34 -0400 (EDT)
I have a user-initiated restore in a library with > 20 tape drives.
More than 15 of them are free, the one it is trying to use for the
restore is completely utilized (all 4 drives are in use):

09/14/2007 01:21:11 - begin Restore
09/14/2007 01:21:19 - number of images required: 1
09/14/2007 01:21:20 - media needed: C00498
09/14/2007 01:21:57 - restoring from image the_client_hostname_1189167024
09/14/2007 01:21:59 - connecting
09/14/2007 01:22:00 - connected; connect time: 0:00:00
09/14/2007 01:21:59 - requesting resource C00498
09/14/2007 01:22:00 - awaiting resource C00498. Waiting for resources.
           Reason: Drives are in use, Media server: media_server_2,
           Robot Type(Number): ACS(0), Media ID: N/A, Drive Name: N/A,
           Volume Pool: N/A, Storage Unit: N/A, Drive Scan Host: N/A

FAILOVER_RESTORE_MEDIA_SERVERS is NOT WORKING.

If media_server_2 is busy, it should failover to one of the other media servers 
with free drives!

media_server_2$ sudo /usr/openv/volmgr/bin/vmoprcmd -d ds

                                   DRIVE STATUS

Drv Type   Control  User      Label  RecMID  ExtMID  Ready   Wr.Enbl.  ReqId
   0 hcart3   ACS               Yes   C00202  C00202   Yes     Yes        0
   1 hcart3   ACS               Yes   C00200  C00200   Yes     Yes        0
   2 hcart3   ACS               Yes   C02392  C02392   Yes     Yes        0
   3 hcart3   ACS               Yes   C00197  C00197   Yes     Yes        0
media_server_2$ logout

media_server_3$ sudo /usr/openv/volmgr/bin/vmoprcmd -d ds

                                   DRIVE STATUS

Drv Type   Control  User      Label  RecMID  ExtMID  Ready   Wr.Enbl.  ReqId
   0 hcart3   ACS               Yes   C00697  C00697   Yes     Yes        0
   1 hcart3   ACS                -                     No       -         0
   2 hcart3   ACS                -                     No       -         0
   3 hcart3   ACS                -                     No       -         0
media_server_3$

My bp.conf file:

# new config
FAILOVER_RESTORE_MEDIA_SERVERS = media_server_1 media_server_2 media_server_3 
media_server_4 media_server_5 media_server_6 media_server_7 media_server_8
FAILOVER_RESTORE_MEDIA_SERVERS = media_server_2 media_server_3 media_server_4 
media_server_5 media_server_6 media_server_7 media_server_8 media_server_1
FAILOVER_RESTORE_MEDIA_SERVERS = media_server_3 media_server_4 media_server_5 
media_server_6 media_server_7 media_server_8 media_server_1 media_server_2
FAILOVER_RESTORE_MEDIA_SERVERS = media_server_4 media_server_5 media_server_6 
media_server_7 media_server_8 media_server_1 media_server_2 media_server_3
FAILOVER_RESTORE_MEDIA_SERVERS = media_server_5 media_server_6 media_server_7 
media_server_8 media_server_1 media_server_2 media_server_3 media_server_4
FAILOVER_RESTORE_MEDIA_SERVERS = media_server_6 media_server_7 media_server_8 
media_server_1 media_server_2 media_server_3 media_server_4 media_server_5
FAILOVER_RESTORE_MEDIA_SERVERS = media_server_7 media_server_8 media_server_1 
media_server_2 media_server_3 media_server_4 media_server_5 media_server_6
FAILOVER_RESTORE_MEDIA_SERVERS = media_server_8 media_server_1 media_server_2 
media_server_3 media_server_4 media_server_5 media_server_6 media_server_7

# COMMENT:

I used to use FORCE_RESTORE_MEDIA_SERVER but the problem with that is
you can only force it to an alternate media server, I want to make the
most use of the available capacity in the robot, how can I do this if
failover restore media server does not work?

Justin.

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