Thanks David. Will check it out. BTW are there any steps where DPDK testpmd can run as a non privileged user mode ( with any driver )? Please share if you have any pointers.
Thanks, Kamaraj On Tue, Aug 31, 2021 at 9:05 PM David Marchand <david.march...@redhat.com> wrote: > On Tue, Aug 31, 2021 at 5:27 PM Kamaraj P <pkama...@gmail.com> wrote: > > > > Hi Thomas, > > We are trying with the IGB_UIO driver in our DPDK application. > > Running with igb-uio as a non priviledged user is not possible (or, at > best, makes little sense). > > > > Is there any documentation where we need to start to run a DPDK > application with minimal system capability? > > Also please let us know if there is any known dependency with DPDK > versions (dpdk application with 18, 19.11 versions etc) when we run with > sys capabilit. > > > > Hi David, > > Can you please share with us the pointer for OVS integration(DPDK > running as non-privileged mode ?) > > I don't have a full list, here is what I have in mind. > > For non mellanox devices, you'll have to rely on vfio-pci bound > devices and setup access to those fds. > > https://github.com/openvswitch/ovs/blob/master/rhel/usr_lib_udev_rules.d_91-vfio.rules > > For mellanox devices and some parts of dpdk, you need (quite) some > capabilities: > https://github.com/openvswitch/ovs/blob/master/lib/daemon-unix.c#L812 > > There are also hugepages accesses to consider: > > https://github.com/openvswitch/ovs/blob/master/rhel/usr_lib_systemd_system_ovs-vswitchd.service.in#L20 > > There are selinux considerations too. > > > -- > David Marchand > >
