Maybe you are using local storage for your vm system volume backend, accroding to the 'resize' implementation, 'rsync' and 'scp' will be executed during the resize process, which will be the bottleneck 2014-07-19 13:07 GMT+08:00 fdsafdsafd <jazeltq at 163.com>: > Did someone test the concurrency of nova's resize? i found it has poor > concurrency, i do not know why. I found most the failed request is rpc > timeout. > I write the resize test for nova is boot-resize-confirm-delete. > > > > > > > _______________________________________________ > OpenStack-dev mailing list > OpenStack-dev at lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > -- Regards! ----------------------------------- Lingxian Kong