tag

#ptp

2 posts

LinuxDeep Dive October 4, 2026 7 min read

Linux PTP Hardware Clocks: PHC Discovery, Synchronization, and Validation

Operate Linux PTP hardware clocks by mapping NIC ports to PHCs, separating clock domains, configuring LinuxPTP, and measuring offset and servo state.

#linux#ptp#timing

LinuxHow-To October 3, 2026 8 min read

Trace Linux packet timing across scheduler, driver, and NIC points; correlate socket timestamp events with packet IDs and their actual clock domain.

#linux#networking#timestamping