Re: [Qemu-devel] [PATCH] rdma: fix multiple VMs parallel migration

2013-10-14 Thread Michael R. Hines
On 10/10/2013 09:06 PM, Zhanghaoyu (A) wrote: When several VMs migrate with RDMA at the same time, the increased pressure cause packet loss probabilistically and make source and destination wait for each other. There might be some of VMs blocked during the migration. Fix the bug by using two

[Qemu-devel] [PATCH] rdma: fix multiple VMs parallel migration

2013-10-10 Thread Zhanghaoyu (A)
When several VMs migrate with RDMA at the same time, the increased pressure cause packet loss probabilistically and make source and destination wait for each other. There might be some of VMs blocked during the migration. Fix the bug by using two completion queues, for sending and receiving