Enabling Vlan Qos (Ipv4) - Cisco Nexus 9000 Series Configuration Manual

Configuring QoS TCAM Carving
Region Name
VPC Convergence

Enabling VLAN QoS (IPv4)

To enable VLAN QoS (IPv4), you must decrease the TCAM size of another region and then increase the
TCAM size to enable the new VLAN QoS (IPv4) region.
The following table list the default sizes for the ingress TCAM regions for ALE enabled devices.
Table 21: Default TCAM Region Configuration (Ingress)
Region Name
PACL (IPV4)
Port QoS (IPV4)
VACL (IPV4)
RACL(IPV4)
System
COPP
Redirect
SPAN
VPC Converg
DETAILED STEPS
Command or Action
Step 1
hardware access-list tcam region region
tcam-size
Size
512
Size
512
256
512
512
256
256
512
256
256
Purpose
To enable carving for your VLAN QoS (IPv4) TCAM region, specify another
region to free up resources. Also specify the reduced TCAM size for the
region.
Repeat this step for as many regions as necessary to free up sufficient
Note
resources to carve the new VLAN QoS (IPv4) TCAM region.
Cisco Nexus 9000 Series NX-OS Quality of Service Configuration Guide, Release 7.x
Enabling VLAN QoS (IPv4)
Width Total Size
1 512
4K
Width Total Size
1 512
2 512
1 512
1 512
2 512
2 512
1 512
1 256
1 256
4K
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