Cisco WS-SUP32-GE-3B - Supervisor Engine 32 Software Configuration Manual page 557

Chapter 38 Configuring PFC QoS
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Module to Queue Type Mappings
The following tables show the module to queue structure mapping:
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Table 38-2 Supervisor Engine Module QoS Queue Structures
Supervisor Engines
WS-S32-10GE-PISA
10 Gigabit Ethernet ports
Gigabit Ethernet port
WS-S32-GE-PISA
Table 38-3 Ethernet and Fast Ethernet Module Queue Structures
Modules
WS-X6524-100FX-MM
WS-X6548-RJ-21
WS-X6548-RJ-45
OL-11439-03
1p7q8t indicates the following:
One strict-priority queue
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Seven standard queues, each with eight thresholds, each threshold configurable as either
–
WRED-drop or tail-drop
Table 38-2—Supervisor Engine Module QoS Queue Structures
Table 38-3—Ethernet and Fast Ethernet Module Queue Structures
Table 38-4—Gigabit and 10/100/1000 Ethernet Modules
Table 38-5—10 Gigabit Ethernet Modules
Ingress
Queue and Ingress
Drop Queue
Thresholds Scheduler
2q8t WRR
Ingress
Queue and Ingress
Drop Queue
Thresholds Scheduler
1p1q0t —
Catalyst Supervisor Engine 32 PISA Cisco IOS Software Configuration Guide, Release 12.2ZY
Egress
Queue and Egress
Drop Queue
Thresholds Scheduler
1p3q8t DWRR
SRR
Egress
Queue and Egress
Drop Queue
Thresholds Scheduler
1p3q1t DWRR
Understanding How PFC QoS Works
Total Buffer Ingress
Size Buffer Size
193 MB 105 MB
17.7 MB 9.6 MB
17.7 MB 9.6 MB
Total Buffer Ingress
Size Buffer Size
1,116 KB 28 KB
Egress
Buffer Size
88 MB
8.1 MB
8.1 MB
Egress
Buffer Size
1,088 KB
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