kam_uk
asked on
Question on patching with clusters
Hi
I have a query about clusters that I was hoping someone could help me with.
Let's say I have an Active/ Active/ Passive cluster (Windows 2003) formation for Exchange 2003.
How does this work if I want to install patches for
a) The OS
b) The application (i.e. Exchange)
In both cases, do I need to fail over Exchange to the passive node and then patch the node without the Exchange virtual server? Or does this apply only for OS patching, i.e. for application patching you need to patch the virtual servers itself?
Hope someone can help...I'm a bit confused by servers/virtual servers (not referring to Vmware virtualisation here btw)!
Max points for a good answer.
I have a query about clusters that I was hoping someone could help me with.
Let's say I have an Active/ Active/ Passive cluster (Windows 2003) formation for Exchange 2003.
How does this work if I want to install patches for
a) The OS
b) The application (i.e. Exchange)
In both cases, do I need to fail over Exchange to the passive node and then patch the node without the Exchange virtual server? Or does this apply only for OS patching, i.e. for application patching you need to patch the virtual servers itself?
Hope someone can help...I'm a bit confused by servers/virtual servers (not referring to Vmware virtualisation here btw)!
Max points for a good answer.
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ASKER
Out of interest, what is the repurcussions of carrying out the updates on the live servers (apart from a brief outage)?
And what is the effect of only patching one node?
Just curious ;)