Module to Queue Type Mappings, 42-26 | Cisco Systems OL-4266-08

Chapter 42 Configuring PFC QoS

Understanding How PFC QoS Works

•1p7q8t indicates the following:

–One strict-priority queue

–Seven standard queues, each with eight thresholds, each threshold configurable as either WRED-drop or tail-drop

Module to Queue Type Mappings

The following tables show the module to queue structure mapping:

•Supervisor Engine Module QoS Queue Structures

•Ethernet and Fast Ethernet Module Queue Structures

•Gigabit and 10/100/1000 Ethernet Modules

•10 Gigabit Ethernet Modules

Table 42-2 Supervisor Engine Module QoS Queue Structures

	Ingress		Egress
	Queue and	Ingress	Queue and	Egress
	Drop	Queue	Drop	Queue	Total Buffer	Ingress	Egress
Supervisor Engines	Thresholds	Scheduler	Thresholds	Scheduler	Size	Buffer Size	Buffer Size

WS-SUP720	1p1q4t	—	1p2q2t	WRR	512 KB	73 KB	439 KB

WS-SUP720-3B

WS-SUP720-3BXL

WS-SUP32-10GE	2q8t	WRR	1p3q8t	DWRR
				SRR
10 Gigabit Ethernet ports				SRR	193 MB	105 MB	88 MB
10 Gigabit Ethernet ports					193 MB	105 MB	88 MB

Gigabit Ethernet port					17.7 MB	9.6 MB	8.1 MB

WS-SUP32-GE					17.7 MB	9.6 MB	8.1 MB

WS-X6K-S2U-MSFC2	1p1q4t	—	1p2q2t	WRR	512 KB	73 KB	439 KB

WS-X6K-S2-MSFC2

WS-X6K-S2-PFC2

Table 42-3 Ethernet and Fast Ethernet Module Queue Structures

	Ingress		Egress
	Queue and	Ingress	Queue and	Egress
	Drop	Queue	Drop	Queue	Total Buffer	Ingress	Egress
Modules	Thresholds	Scheduler	Thresholds	Scheduler	Size	Buffer Size	Buffer Size

WS-X6524-100FX-MM	1p1q0t	—	1p3q1t	DWRR	1,116 KB	28 KB	1,088 KB

WS-X6548-RJ-21

WS-X6548-RJ-45

	Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
42-26	OL-4266-08

OL-4266-08 specifications

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Cisco Systems OL-4266-08 manual Module to Queue Type Mappings, Ingress Egress Queue Drop, 42-26

Models: OL-4266-08

Module to Queue Type Mappings

Ingress

Egress

Queue and

Drop

DWRR

42-26

OL-4266-08 specifications