Monthly Archives: January 2012

gtd next-actions

Posted on January 29, 2012 by s3hh

For years now, I’ve kept the following directory structure to support my gtd workflow: gtd/ done.otl next_actions.otl someday_maybe.otl waiting_on.otl Projects/ Reference/ tickler/ I’ve discussed the tickler folder before. But while I like having the next_actions.otl file, I feel it’s stopping … Continue reading

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Nested kvm guests

Posted on January 19, 2012 by s3hh

Yesterday, the right honorable James Page asked whether nested kvm was supported. It’s been long supported on AMD, but for a long time the answer has been “check back later” for Intel. I hadn’t checked in a while though, so … Continue reading

Posted in Uncategorized | Tagged kvm, server, ubuntu | 2 Comments

KVM performance measurements: my plan

Posted on January 11, 2012 by s3hh

I intend to do kvm performance comparisons of various tuning knobs in 3 sets. One to test virtual disk performance. One to test network performance. And one to test general cpu performance. For disk performance, I’m going to very closely … Continue reading

Some first performance tests of various kvm backing stores

Posted on January 7, 2012 by s3hh

There are quite a few options for backing store for kvm virtual machines. I’ve started benchmarking just a few of the possible combinations. For starters, I installed a stock headless ubuntu precise system from the mini network installer. It was … Continue reading