id summary reporter owner description type status priority milestone component version resolution keywords cc 47 Figure out CPU usage limits price "Currently when a handful of VMs decide to spin, the whole system gets hosed. This doesn't seem like a sustainable situation for a production service. I don't think any of us knows to what extent Xen supports resource limits on VMs. We should investigate, and apply whatever limits we can. Ideally the limits would be in the same units as the limits we do enforce on RAM and storage, namely by owning locker. " defect assigned major Public Beta xen