On Sun, Nov 19, 2023 at 10:07:50PM +0100, Andre Puschmann wrote: > Hey, > > I've been able to get my hands on a ConnectX-3 Pro card and have done some > initial testing. The card indeed has a shared PHC for both ports so running > ptp4l as BC or TC does indeed work without the jbod option. > > However, sync performance (i.e. rms values) for the downstream OCs isn't > great. And in fact, even the Mellanox as a OC isn't giving great results - > rms values jump a lot (and I've tried various PI value combinations). > > Is anyone else seeing this with Mlx cards as well? Could it be my model or > the firmware?
Try the L2 transport. IIRC at least some Mellanox NICs performed worse with UDP transport for some reason. -- Miroslav Lichvar _______________________________________________ Linuxptp-users mailing list Linuxptp-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linuxptp-users