R3303-HP HSR6800 Routers ACL and QoS Command Reference

86
Congestion management commands
FIFO queuing commands
qos fifo queue-length
Use qos fifo queue-length to set the FIFO queue length.
Use undo qos fifo queue-length to restore the default.
Syntax
qos fifo queue-length queue-length
undo qos fifo queue-length
Views
Interface view, PVC view
Default command level
2: System level
Parameters
queue-length: Specifies the maximum queue length. The value range for the queue-length argument is 1
to 262143 and default value is 1024.
NOTE:
The default value does not apply to tunnel interfaces, aggregate interfaces, and HDLC link bundle
interfaces. These interfaces on all router models have a default value of 75.
Usage guidelines
You must enable the rate limit function for the queuing function to take effect on these interfaces: tunnel
interfaces, subinterfaces, Layer 3 aggregate interfaces, HDLC link bundle interfaces, RPR logical
interfaces, and VT interfaces configured with PPPoE, PPPoA, or PPPoEoA.
Examples
# Set the FIFO queue length to 100.
<Sysname> system-view
[Sysname] interface gigabitethernet 1/0/1
[Sysname-GigabitEthernet1/0/1] qos fifo queue-length 100
PQ commands
display qos pq interface
Use display qos pq interface to display the Priority Queuing (PQ) configuration and statistics of an
interface or all the interfaces.