Archive for the 'HA' Category

VMware HA Admission Control

My previous article on HA failover capacity generated a bit of buzz and some discussion in the blogosphere. I have a few more details today which may clear some of the air on this.
A question was raised about the calculation used in admission control. I was previously under the impression that Configured Memory (in a [...]

HA Failover Capacity

We get an enormous amount of questions about VMware’s HA (High Availability), especially when users see a message stating there are Insufficient resources to satisfy HA failover. We have already discussed the mechanism that HA uses to provide high availability here. Now we need to understand capacity calculations. In current versions of ESX (3.02) and [...]

VMware HA Guidelines and Best Practices

VMworld 2007 has come and gone, but if you missed it, many of the sessions have been made public. Session BC10, titled VMware HA Guidelines and Best Practices is viewable online complete with screencast, audio (mp3) and pdf document.
A High Availability setup is only as good as its weakest link. In this session, learn [...]

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