<div>We had a DRBD/Heartbeat cluster we were running for a while now using .7 at the time. <br>For specific reasons, we broke down the cluster to a single machine by taking the 2nd one offline. At that point, we are seeing 50% performance gain in performance.
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<div>I was not aware the overhead of DRBD would be that high. </div>
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<div>We were previously using Active/Passive with a single 55G drbd volume on a 2.4GHz 2GB dual Raptor server with private Gbit drbd repl link and public 100Mb link with heartbeat on both.</div>
<div>Running a low usage LAMP installation.<br clear="all"><br>-- <br>"Do the actors on Unsolved Mysteries ever get arrested because they look just like the criminal they are playing?"<br><br>Christopher<br> </div>