[Qemu-devel] KVM/Qemu migration under fast network stress

2015-11-24 Thread Or Gerlitz
Hi, When doing live migration with iperf running on the migrated VM over PV/virtio interface -- it doesn't end when the number of threads > 1 :( nor when we run an IO (fio) benchmark which gets high-throughput. None of these tests run over the network the migration is carried out. We get this "er

Re: [Qemu-devel] [RFC Patch 00/12] IXGBE: Add live migration support for SRIOV NIC

2015-10-22 Thread Or Gerlitz
On Wed, Oct 21, 2015 at 10:20 PM, Alex Williamson wrote: > This is why the typical VF agnostic approach here is to using bonding > and fail over to a emulated device during migration, so performance > suffers, but downtime is something acceptable. bonding in the VM isn't a zero touch solution, r

Re: [Qemu-devel] [RFC Patch 00/12] IXGBE: Add live migration support for SRIOV NIC

2015-10-21 Thread Or Gerlitz
On Wed, Oct 21, 2015 at 7:37 PM, Lan Tianyu wrote: > This patchset is to propose a new solution to add live migration support > for 82599 SRIOV network card. > In our solution, we prefer to put all device specific operation into VF and > PF driver and make code in the Qemu more general. [...] >