Dear Everyone, FreeBSD 9 has awful block IO performance in KVM. I have experienced it and others have experienced it. Someone posted slides to slideshare with benchmarks documenting it:
http://www.slideshare.net/TakeshiHasegawa1/runningfreebsdonlinuxkvm Slides 13 and 20 are particular eye openers. Does anyone know what is wrong? Yours truly, Richard Yao
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