- Written by Ajay Seshadri
- Posted on June 29, 2023
- Updated on September 1, 2023
- 5713 Views
This document describes the PFC (priority-based flow control) history counters that are available to debug network oversubscription issues. These counters track statistics on the switch that is sending network traffic at a rate that is more than what its peer can handle.
- Written by Ronish Kalia
- Posted on October 9, 2018
- Updated on October 22, 2018
- 6820 Views
DCS 7050X/X2/X3 series. DCS 7060X/X2/X3 series. In previous releases, PFC Watchdog supported only queues
- Written by Corey Hines
- Posted on August 17, 2018
- Updated on October 12, 2018
- 7942 Views
Priority Flow Control is a link layer flow control mechanism which may be used by an overwhelmed network node to ask its
- Written by Muhammad Yousuf
- Posted on October 22, 2018
- Updated on October 22, 2018
- 6416 Views
Priority Flow Control (PFC) Watchdog feature monitors interfaces for priority flow control Pause storm. If such
- Written by Jared Dulmage
- Posted on July 5, 2024
- Updated on July 5, 2024
- 926 Views
Priority-based flow control (PFC) buffer counters track ingress port buffer usage for each packet priority. This feature displays the high watermark buffer usage over two time intervals: a polling interval (by default 2 seconds) and the encompassing interval since the counters were cleared. The PFC buffer counter watermarks can be used to expose bursty and transient ingress buffer resource usage. High watermark values indicate congestion conditions that could explain packet loss.