On September 27, 2011, Avi Kivity wrote: > On 09/27/2011 03:29 AM, Thomas Fjellstrom wrote: > > I just noticed something interesting, a virtual machine on one of my > > servers seems to have 69 threads (including the main thread). Other > > guests on the machine only have a couple threads. > > > > Is this normal? or has something gone horribly wrong? > > It's normal if the guest does a lot of I/O. The thread count should go > down when the guest idles. Ah, that would make sense. Though it kind of defeats assigning a vm a single cpu/core. A single VM can now DOS an entire multi-core-cpu server. It pretty much pegged my dual core (with HT) server for a couple hours. -- Thomas Fjellstrom thomas@xxxxxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html