Changing To 8Q Mode - Cisco Nexus 9000 Series Configuration Manual

Changing to 8q Mode

Changing to 8q Mode
Note The Cisco Nexus 9000 series NX-OS system operates in 4q mode by default.
Use the following guidelines to change to 8q mode:
• Change the network-qos policy to 8q mode.
• Change the queuing policy to 8q mode. (This means changing the system queuing policy and optionally
• After the network-qos and queuing policies are changed to 8q mode, you can start using set qos-group
Cisco Nexus 9000 Series NX-OS Quality of Service Configuration Guide, Release 7.x
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Queuing Policy Map Name
default-8q-network-qos-policy
You can either activate the default-8q-nq-policy (which is the system created 8q default network-qos
policy); or you can copy it using the qos copy policy-map type network-qos command, edit it as needed,
and activate it.
any interface queuing policy.)
Make a copy of the default-8q-out-policy (the default 8q queuing policy created by the system) using
the qos copy policy-map type queuing command. Edit the copy of the default-8q-out-policy as needed
and activate it at the system level and optionally at the interface level.
action for qos-groups 4-7 to steer the traffic to queues 4-7.
Description
Network-qos queuing policy map that is attached to all module ports to
which you do not apply a queuing policy map. The default configuration
values are as follows:
policy-map type network-qos default-8q-nq-policy
class type network-qos c-8q-nq7
match qos-group 7
mtu 1500
class type network-qos c-8q-nq6
match qos-group 6
mtu 1500
class type network-qos c-8q-nq5
match qos-group 5
mtu 1500
class type network-qos c-8q-nq4
match qos-group 4
mtu 1500
class type network-qos c-8q-nq3
match qos-group 3
mtu 1500
class type network-qos c-8q-nq2
match qos-group 2
mtu 1500
class type network-qos c-8q-nq1
match qos-group 1
mtu 1500
class type network-qos c-8q-nq-default
match qos-group 0
mtu 1500
Using Modular QoS CLI