perf: fix netperf testcase

This patchset contains patches of mq support and bug fixing. it also contains three patches that were lost in https://github.com/autotest/virt-test/pull/1351.

Please help to review it. thanks.

In this patchset it adjusted the item order of record_list, so I will send another pull request of virt-test project to update avg_update of perf.cfg