As most of you know I work for VMware which means I receive a huge amount of email and documents with excellent technical info. Some I can’t blog about but some I can. Last week I received this VMware HA implementations notes document by Seva Semouchin. Seva is a Technical Account Manager based in Germany! This document deals about VMware [...]

A couple of days ago an ex-colleague phoned me about a weird problem with enabling HA in a ESXi cluster. The following errors occurred: Configuration of host IP address is inconsistent on host : address resolved to Host misconfigured. IP address of not found on local interfaces cmd addnode failed for primary node: Internal AAM Error – agent could not [...]

Because I’ve been looking into HA myself I wanted to clarify things up, for you guys and for myself… writing is a good way of getting the facts straight. I’ve seen and get a lot of questions regarding HA. So I just bundled a bunch of questions I received over the last couple of months… How does a primary and [...]

This seems to be High Availability day! I was just testing my previous blog when I discovered a weird DNS or host file related error. So I opened up my console and typed “vi /etc/FT_HOSTS”. “vi” opened a blank file and reported back “new file”. What the heck, so I did a find and found that the FT_HOSTS file has [...]

So if you’re like me, better safe than sorry… than you’ve probably set your ESX 3.5 U2 HA cluster to “shutdown VM” instead of “Power off VM” or “Leave VM powered on”. By now most of you probably already noticed that when an isolation occurs HA will allow the VM to shutdown clean within 5 minutes. When the 5 minutes [...]

I’ve been doing VMware Consolidated Backup troubleshooting for the last couple of days. A customer ran into problems that I can’t comment on at this moment. But after an upgrade of VCB 1.1 to VCB 1.5 the customer ran into a new limitation of VCB. After 30 VM’s the script stopped working, the following error was thrown at us: ‘vcbMounter’ [...]

I’ve had this question about a kazillion times by now, what’s the difference between ESX and ESXi. How do they compare… Can I do this with ESX, can I do that with ESXi. Here’s the answer! This KB article contains a table with features and a description of what you can and can’t do in VirtualCenter. Check it out, it’s [...]