Re: Hypothetical Question
What should be the relationship between NetView Server 5.1 & Tivoli TMR
? NV should be TMR ? ... ?
Anyone please explain.
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> -----Original Message-----
> From: Gast [SMTP:gast@MUS.DE]
> Sent: jeudi 4 février 1999 13:41
> To: NV-L@UCSBVM.UCSB.EDU
> Subject: Re: Hypothetical Question
> Hi Chris,
> there is no problem for NetView to start at a new "Managed Node", but
> you get a problem if you want to configere it or to
> update/install/deinstall it.
> NetView dosn't need the Framework after installing to work right.
> regards Stefan
> Chris Cowan wrote:
> > Scenario:
> > A multi machine AIX 4.3.1 HACMP cluster.
> > Machine 1 - TMR 3.6 Server
> > Machine 2 - TEC 3.6 Server
> > Machine 3 - Netview 5.1
> > Tivoli Filesystems (/usr/local/Tivoli, /var/spool/Tivoli).
> > Endpoints presently in the default /opt/Tivoli
> > All 3 machines have access to a shared disk cabinet (Right now it's
> > IBM SSA, later it may be EMC).
> > We are probably going to go with unique filesystems like:
> > /machine1/usr/local/Tivoli
> > /machine1/var/spool/Tivoli
> > /machine2
> > .
> > .
> > .
> > /machine3/var/spool/Tivoli
> > And then switch by making and breaking symlinks to /usr/local/Tivoli
> > /var/spool/Tivoli.
> > The failover scenario is to move the either the TMR (with priority)
> > the TEC server over to the Netview machine.
> > The sequence would be:
> > - Detect the machine going down
> > - Stop Netview (ovstop)
> > - Stop Netview's oserv
> > - Umount Netview's MN Filesystems
> > - Assume the failed-over machine's IP address
> > - Mount failed machine's MN Filesystems
> > - Start oserv
> > The billion dollar question is:
> > Can Netview be brought up again with a "new" Managed Node running
> > underneath of it???????
> > Obviously, we would have to do the "reset_ci" procedure since the
> > hostname/ip address of the Netview Manager will have changed. How
> > would it be to move the change the underlying MN configuration and
> > the Administrative and NV Event Adapter stuff running.
> > The following things come to my mind:
> > - SNMP traps from agents would have to be retargeted (or all agents
> > should be configured for multiple targets from the outset.
> > - All three MN would have to have a Netview Server object installed
> > them.
> > - The local snmpd and snmpd.conf may have to be messed with.
> > - These three systems are also running Endpoints (for Event Adapter
> > support). Presently, they are configured for /opt/Tivoli. I can
> > reinstall them to run in /usr/local/Tivoli/lcf. (Probably a good
> > for several reasons).
> > Also, are there an implications of reversing this procedure?
> > Please don't tell me it's bad idea, not my call. I may have to
> > implement this regardless.
> > Thanks
> > Chris
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