Dell PowerEdge VRTX User Manual

Page 428

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FILE LOCATION: C:\Users\gina\Desktop\Checkout_new\Dell Plasma\User

Guide\Plasma_UGQoS.fm

D E L L C O N F ID E N T IA L – P R E L IM I N A RY 4 / 1 8 /1 3 - F O R P R O O F O N LY

To select the priority method and enter WRR weights:

1 Click Quality of Service > General > Queue in the tree view to display

the Queue page.
The queues are displayed.

2 Enter the parameters for the queues:

Strict Priority — Check to indicate that traffic scheduling for the

selected queue, and all higher queues, is based strictly on the queue

priority.

WRR — Check to indicate that traffic scheduling for the selected

queue is based on WRR. The time period is divided between the

WRR queues that are not empty, meaning they have descriptors to

egress. This happens only if strict priority queues are empty.

Scheduling WRR Weight — If WRR is selected, enter the WRR

weight assigned to the queue.

% of WRR Bandwidth — Displays the amount of bandwidth assigned

to the queue. These values represent the percent of the WRR weight.

Configuring Queue Settings Using CLI Commands

The following table summarizes the CLI commands for configuring fields in

the Queue page.

The following is an example of the CLI commands:

Table 19-3. Queue Setting CLI Commands

CLI Command

Description

priority-queue out num-of-

queues number-of-queues

no priority-queue out num-

of-queues

Configures the number of expedite

queues.
Use the no form of this command to

restore the default configuration.

wrr-queue bandwidth weight1

weight2 ... weight_n

no wrr-queue bandwidth

Assigns WRR weights to egress queues.
Use the no form of this command to

restore the default configuration.

console(config)# priority-queue out num-of-queues 2

console(config-if)# wrr-queue bandwidth 6 6 6 6 6 6

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