> -----Original Message----- > From: Wido den Hollander [mailto:[email protected]] > Sent: Thursday, August 02, 2012 8:24 AM > To: [email protected] > Subject: Disk I/O polling > > Hi, > > I've been thinking about this for a couple of months while working on > RBD. > > In public clouds it's very important to know which user is (ab)using > your storage, so I figured it could be useful if CloudStack would also > support disk I/O polling. > > On the Wiki I started with a document about this: > http://wiki.cloudstack.org/pages/viewpage.action?pageId=11830451 > > I only have experience with KVM, so I'm not sure if and how other > Hypervisors support this. > > For KVM it seems the implementation is rather simple, but I rather not > make this a KVM-only feature. > > The first steps will be to lay the groundwork in CloudStack and the > polling for disk IOps and then implement it per Hypervisor. > > I'd like some input on other Hypervisors to get a better picture of > what > has to be done.
Xen has the feature: http://wiki.xensource.com/xenwiki/XAPI_RRDs > > Comments and flames are welcome :) > > Wido
