Power management changes to improve performance of kvm guests
Issue
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Our application runs just fine on a bare metal HP DL380-G5, G6 and G7 hardware without any problems. The virtualized solution's performance is 50% less than the bare metal solution. We're using paravirtualized disk drivers, tried to increase vCPUs , memory and even adjusting the scheduler.
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KVM performance is not on par with ESX 5.0
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Recommendations for improving performance
Environment
- Red Hat Enterprise Linux 6.4
- KVM
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