Planning an ESX upgrade project
February 22nd, 2008 • Related • Filed Under
The recent release of VMware ESX Server 3.5 and VMware Infrastructure 2.5 application updates invokes an urge to try those new features as soon as possible. But as with any major software upgrade, rushing into migration can lead to some major problems, including unplanned downtime. In this tip, I’ll address VMware ESX Server 3.5 upgrade considerations.
Check out this great post talking about upgrading the virtual infrastructure. It raises some great points. I’ve been speaking with colleagues about this, it’s not so much the technical thing, it’s the process, how do we do it? The big bang approach? Do we need to validate the ESX version against our hardware configuration?
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If you have problems, email me and I'll send you a few config scripts. 
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Comment by ST2 on 22 February 2008:
The biggest problems we have encountered in our proposals for upgrading the virtual platform where I am currently working is that many are running ESX 2.5.x and of the systems on the ESX 2.5 HCL quite few have dropped off the VI3 one. So, new hardware but that does give the opportunity to consolidate the platform further.