26.02.2013, 20:01, "Veli-Pekka Kestilä" <centos at vpk.nu>: > Greetings, > > I have problem using Dom0 as NFS(v4)-server and DomU as client. When > ever the client actually tries to copy data to nfs-server the virtual > network (bridge) between the two hosts completely freezes and stops > working. After this of course the client hangs waiting nfs-server to > answer and server continues to try to contact nfslock daemon on the client. > > Dom0 is still accessible from outside trough virbr0 which the client > doesn't have access. The problems only come on data transfer as making > directories and removing them and doind ls works fine before one tries > to transfer data. > > Anyone have suggestion what could fix this behavior. > Veli-Pekka > _______________________________________________ > CentOS-virt mailing list > CentOS-virt at centos.org > http://lists.centos.org/mailman/listinfo/centos-virt Did you system logs after data transfer and lock? Maybe you should see with strace what happening in this time? -- Трудно жить ничего не делая, но мы привыкли бороться с трудностями.