H3C S6550X-HI Series Command Reference Manual page 2206

Syntax
queue queue-id weighting-constant exponent
undo queue queue-id weighting-constant
Default
The exponent for average queue length calculation is 9.
Views
WRED table view
Predefined user roles
network-admin
Parameters
: Specifies a queue by its ID. The value range for this argument is 0 to 7.
queue-id
weighting-constant exponent
calculation. The value range for
Usage guidelines
The bigger the exponent is, the less sensitive the average queue size is to real-time queue size
changes. The average queue size is calculated using the formula:
Average queue size = previous average queue size × (1-2
where n can be configured with the
Examples
# In WRED table queue-table1, set the exponent for average queue length calculation to 12 for
queue 1.
<Sysname> system-view
[Sysname] qos wred queue table queue-table1
[Sysname-wred-table-queue-table1] queue 1 weighting-constant 12
Related commands
display qos wred table
qos wred queue table
: Specifies the WRED exponent for average queue length
is 0 to 15.
exponent
qos wred weighting-constant
52
-n
) + current queue size × 2
command.
-n
,