On 02/21/2011 04:13 AM, wang sheng wrote:
What is the purpose of io_thread desigment in qemu ?
There was a lengthy thread recently explaining how it helps fixing a possibly delay in handling I/O. It is also useful for KVM, where you have one I/O thread and multiple CPU threads. This way, KVM can implement "real" SMP (i.e. multiple virtual CPUs running concurrently).
Paolo
