- Written by Ajay Seshadri
- Posted on 6月 29, 2023
- Updated on 9月 1, 2023
- 6070 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 10月 9, 2018
- Updated on 10月 22, 2018
- 7142 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 8月 17, 2018
- Updated on 10月 12, 2018
- 8337 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 10月 22, 2018
- Updated on 10月 22, 2018
- 6708 Views
Priority Flow Control (PFC) Watchdog feature monitors interfaces for priority flow control Pause storm. If such
- Written by Jared Dulmage
- Posted on 7月 5, 2024
- Updated on 7月 5, 2024
- 1257 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.