Re: [libvirt-users] libvirt error

On 27.06.2014 13:33, abhishek jain wrote: > Hi > > I need to run libvirt without ebtables support as it results in > following error while running VM.... > > > > sudo virsh start instance-0000000b > error: Failed to start domain instance-0000000b > error: Error while building firewall: Some rules could not be created > for interface tapf733e054-fe: Failure to execute command '$EBT -t nat -A > libvirt-J-tapf733e054-fe -j J-tapf733e054-fe-mac' : 'Unable to update > the kernel. Two possible causes: > 1. Multiple ebtables programs were executing simultaneously. The ebtables > userspace tool doesn't by default support multiple ebtables programs > running > concurrently. The ebtables option --concurrent or a tool like flock > can be > used to support concurrent scripts that update the ebtables kernel > tables. > 2. The kernel doesn't support a certain ebtables extension, consider > recompiling your kernel or insmod the extension. > .'. > I'd suggest reconfiguring kernel so it has CONFIG_BRIDGE_NF_EBTABLES, CONFIG_BRIDGE_EBT_T_FILTER and potentially others enabled. Michal