Veritas-bu

[Veritas-bu] drives going down on media servers

2006-01-18 11:07:51
Subject: [Veritas-bu] drives going down on media servers
From: ida3248b AT post.cybercity DOT dk (ida3248b AT post.cybercity DOT dk)
Date: Wed, 18 Jan 2006 17:07:51 +0100
Have you tried /var/adm/messages (Solaris) or the equivalent log ?

Regards
Michael

On Wed, 18 Jan 2006 15:00:24 +0000, Dave Markham wrote
> I have 1 master server, and 2 media servers connected over fiber to 
> an L700. Im not sure what the switch in the middle is as didnt 
> install the system or have any info on it.
> 
> There are 5 drives in the L700 and 3 of them are shared with sso 
> option to the master, and both media servers.
> 
> People i have had an issue lately with drives being not visible to 
> one of my media servers.
> 
> I have fixed this by unloading the fibre hba using cfgadm and 
> loading it again. It then can see the devices under sgscan and has 
> seen them under /dev/rmt
> 
> I also noticed the customer had removed a /etc/hosts entry for the 
> media servers to talk to each other by the correct name so i put 
> that back in and can now talk on port 13701 to each machine in the 
> nbu setup.
> 
> Whats happening now though is drives just keep going down on the 
> media servers and backups are not working. I have ITC enabled so 
> each media server needs to lock 2 drives.
> 
> I have looked the bptm logs and cant see anything jumping out apart 
> from many request medias of different tape ids. I have looked in 
> /usr/openv/volmgr/debug/ltid/ and the logs in their show 
> successfully on communicating shared drive info to the master.
> 
> Therefore i am now stuck and have no idea whats going wrong :(
> 
> Anyone any advice/pointers? Is ether anything specific i should be 
> looking for in the logs or are there other important logs im not checking.
> 
> Thanks
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