10-15% iowait on kvm instances on Ubuntu 14.04

Sander Smeenk ssmeenk at freshdot.net
Tue Jul 15 20:44:09 UTC 2014

Quoting William Van Hevelingen (wvan13 at gmail.com):

> Did you upgrade just the hypervisor kernels or the instance kernels as well?

I did everything, but someone at work had the same IO improvements just
upgrading the hypervisor. 

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