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Eucalyptus 3 includes, as one of its new features, the option of enabling "High Availability" or "HA" (pronounced as the two letters and not as the first part of a chuckle). This functionality was overwhelmingly the most frequently requested improvement over Eucalyptus 2 by the community and, at the same time, the one over which the most confusion seems to persist. I'll try and shed some light on the "what," "why," and "how" of HA in Eucalyptus.

What: Automatic Failover and Recovery...

Here is a summary of my tweets about interviews with and writings by me, quotes, and books I've read from the previous months.

This is my previous tweet summary for Fall 2011.

Here is a summary of my tweets about open source from the previous months.

This is my previous tweet summary for Fall 2011. And, of course, feel free to follow my tweets in real time at http://twitter.com/#!/martenmickos

April

"Scarcity is the enemy of serendipity" - thoughtful piece on Burning Man dilemmas by @jessbruder...

Here is a summary of my tweets about Eucalyptus from the previous months.

This is my previous tweet summary for Fall 2011. And, of course, feel free to follow my tweets in real time at http://twitter.com/#!/martenmickos

March

Eucalyptus has just been given "top tier" billing by the only cloud player whose opinion really matters...