On 16/03/2013 16:38, carlopmart wrote: > Hi all, > > I have a strange problem with qemu img disks allocated in a nfs share > on a CentOS 6.4 host. Every time when I try to start a vm this error > appears: > > char device redirected to /dev/pts/1 > qemu-kvm: -drive > file=/data/vmachines/win2k12adsrv/win2k12vol01.img,if=none,id=drive-virtio-disk0,format=qcow2,cache=none: > could not open disk image /data/vmachines/win2k12adsrv/win2k12vol01.img: > Permission denied > > Obviously, qemu disk exists: > > [root at c64kvm qemu]# ls -la /data/vmachines/win2k12adsrv/win2k12vol01.img > -rw-r--r-- 1 root root 262144 Mar 16 16:11 > /data/vmachines/win2k12adsrv/win2k12vol01.img > > If I change this qemu disk stored in a nfs share by another stored on > local disk, all works ok. > > Mount permissions in this kvm host: > > sansrv:/ on /exports type nfs4 > (rw,rsize=32768,wsize=32768,hard,intr,addr=172.25.60.1,clientaddr=172.25.60.2) > > > and selinux is disabled ... Any idea?? Ok, problem fixed. I've edited the "/etc/libvirt/qemu.conf" file and add the lines: user = "root" group = "root" default is to execute as a qemu user ... -- CL Martinez carlopmart {at} gmail {d0t} com