Re: [Linuxptp-devel] multiple phc2sys instances

2020-11-12 Thread Hussamuddin Nasir via Linuxptp-devel
ty of Kentucky ** --- On 11/12/20 10:20 PM, Richard Cochran wrote: On Thu, Nov 12, 2020 at 09:49:38PM -0500, Hussamuddin Nasir via Linuxptp-devel wrote: The logs suggested that the delay path was off by +/- 4ns which was acceptable for us. Richard: Does this sound l

Re: [Linuxptp-devel] multiple phc2sys instances

2020-11-12 Thread Hussamuddin Nasir via Linuxptp-devel
Oh and just to add, we run ptp4l on the host in unicast mode since we have no more than 5 or 6 hosts that need to be synced all tied via their control NIC to the same VLAN. -- cheers, Hussam (Hussamuddin Nasir) Netlab & GENI Operations Team ---

Re: [Linuxptp-devel] multiple phc2sys instances

2020-11-12 Thread Hussamuddin Nasir via Linuxptp-devel
Hi Paul and Richard,   We are in a similar boat where we have multiple Mellanox Connect X5/6 cards on a Dell server that will allocated to VMs as PCI passthru. The control NIC on the host which is also a Mellanox CX5 receives PTP signals from a PTP master clock. The PCI pass thru cards have no