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Dell EMC Networking OS Configuration Guide for the S5048F–ON System 9.14.2.8

Viewing CAM Usage

View the amount of CAM space available, used, and remaining in each partition (including IPv4Flow and Layer 2 ACL sub- partitions) using the show cam-usage command in EXEC Privilege mode.
Display Layer 2, Layer 3, ACL, or all CAM usage statistics.
EXCE Privilege mode
show cam usage [acl | router | switch]

The following output shows CAM blocks usage for Layer 2 and Layer 3 ACLs and other processes that use CAM space:

In S5048F–ON, ACL filters support more than 200 egress ACL rules.

DellEMC#show cam-usage
Stackunit|Portpipe|Pipeline| CAM Partition   | Total CAM   |  Used CAM   |Available CAM
========|========|========|=================|=============|=============|==============
    1   |   0    |   0    | IN-L2 ACL       |       256   |         0    |       256
        |        |        | IN-L3 ACL       |       256   |         1    |       255
        |        |        | IN-L3 ECMP GRP  |      2048   |         0    |      2048
        |        |        | IN-V6 ACL       |         0   |         0    |         0
        |        |        | IN-NLB ACL      |         0   |         0    |         0
        |        |        | IPMAC ACL       |       256   |         0    |       256
        |        |        | IN-L3-UDFMIRRACL  |         0   |         0    |         0
        |        |        | IN-L3-MIRR ACL  |         0   |         0    |         0
        |        |        | OUT-L2 ACL      |       206   |        12    |       194
        |        |        | OUT-L3 ACL      |       172   |         8    |       164
        |        |        | OUT-V6 ACL      |       172   |         3    |       169
        |        |        | IN-L3 QOS       |       256   |         0    |       256
        |        |        | IN-L3 FIB       |     90112   |         3    |     90109
    1   |   0    |   1    | IN-L2 ACL       |       256   |         0    |       256
        |        |        | IN-L3 ACL       |       256   |         1    |       255
        |        |        | IN-L3 ECMP GRP  |         0   |         0    |         0
        |        |        | IN-V6 ACL       |         0   |         0    |         0
        |        |        | IN-NLB ACL      |         0   |         0    |         0
        |        |        | IPMAC ACL       |       256   |         0    |       256
        |        |        | IN-L3-UDFMIRRACL  |         0   |         0    |         0
        |        |        | IN-L3-MIRR ACL  |         0   |         0    |         0
        |        |        | OUT-L2 ACL      |       206   |        12    |       194
        |        |        | OUT-L3 ACL      |       172   |         8    |       164
        |        |        | OUT-V6 ACL      |       172   |         3    |       169
        |        |        | IN-L3 QOS       |       256   |         0    |       256
    1   |   0    |   2    | IN-L2 ACL       |       256   |         0    |       256
        |        |        | IN-L3 ACL       |       256   |         1    |       255
        |        |        | IN-L3 ECMP GRP  |         0   |         0    |         0
        |        |        | IN-V6 ACL       |         0   |         0    |         0
        |        |        | IN-NLB ACL      |         0   |         0    |         0
        |        |        | IPMAC ACL       |       256   |         0    |       256
        |        |        | IN-L3-UDFMIRRACL  |         0   |         0    |         0
        |        |        | IN-L3-MIRR ACL  |         0   |         0    |         0
        |        |        | OUT-L2 ACL      |       206   |        12    |       194
        |        |        | OUT-L3 ACL      |       172   |         8    |       164
        |        |        | OUT-V6 ACL      |       172   |         3    |       169
        |        |        | IN-L3 QOS       |       256   |         0    |       256
    1   |   0    |   3    | IN-L2 ACL       |       256   |         0    |       256
        |        |        | IN-L3 ACL       |       256   |         1    |       255
        |        |        | IN-L3 ECMP GRP  |         0   |         0    |         0
        |        |        | IN-V6 ACL       |         0   |         0    |         0
        |        |        | IN-NLB ACL      |         0   |         0    |         0
        |        |        | IPMAC ACL       |       256   |         0    |       256
        |        |        | IN-L3-UDFMIRRACL  |         0   |         0    |         0
        |        |        | IN-L3-MIRR ACL  |         0   |         0    |         0
        |        |        | OUT-L2 ACL      |       206   |        12    |       194
        |        |        | OUT-L3 ACL      |       172   |         8    |       164
        |        |        | OUT-V6 ACL      |       172   |         3    |       169
        |        |        | IN-L3 QOS       |       256   |         0    |       256
Codes: * - cam usage is above 90%.
DellEMC#show cam-usage
Stackunit|Portpipe| CAM Partition   | Total CAM   |  Used CAM   |Available CAM
========|========|=================|=============|=============|==============
    1   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-L3 ECMP GRP  |      1024   |         0    |      1024
        |        | IN-L3 FIB       |     49152   |         3    |     49149
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | IN-NLB ACL      |         0   |         0    |         0
        |        | IPMAC ACL       |         0   |         0    |         0
        |        | OUT-L2 ACL      |       206   |         9    |       197
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
    2   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-L3 FIB       |     49152   |         3    |     49149
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | IN-NLB ACL      |         0   |         0    |         0
        |        | IPMAC ACL       |         0   |         0    |         0
        |        | OUT-L2 ACL      |       206   |         9    |       197
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
    3   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-L3 FIB       |     49152   |         3    |     49149
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | IN-NLB ACL      |         0   |         0    |         0
        |        | IPMAC ACL       |         0   |         0    |         0
        |        | OUT-L2 ACL      |       206   |         9    |       197
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
Codes: * - cam usage is above 90%.
DellEMC#show cam-usage
     Stackunit|Portpipe| CAM Partition   | Total CAM   |  Used CAM   |Available CAM
     =========|========|=================|=============|=============|==============
          0   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
              |        | IN-L3 ACL       |      1024   |         1    |      1023
              |        | IN-L3 ECMP GRP  |      1024   |         0    |      1024
              |        | IN-V6 ACL       |         0   |         0    |         0
              |        | IN-NLB ACL      |         0   |         0    |         0
              |        | IPMAC ACL       |         0   |         0    |         0
              |        | IN-L3-MIRR ACL  |         0   |         0    |         0
              |        | OUT-L2 ACL      |       206   |        12    |       194
              |        | OUT-L3 ACL      |       236   |         8    |       228
              |        | OUT-V6 ACL      |       236   |         3    |       203
              |        | IN-L3 FIB       |    163840   |         3    |    163837
Codes: * - cam usage is above 90%.
DellEMC#

The following output displays CAM space usage when you configure Layer 2 and Layer 3 ACLs:

DellEMC#show cam-usage acl
Stackunit|Portpipe| CAM Partition   | Total CAM   |  Used CAM   |Available CAM
========|========|=================|=============|=============|==============
    1   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-L3 ECMP GRP  |      1024   |         0    |      1024
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | OUT-L2 ACL      |       206   |         9    |       197
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
    2   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | OUT-L2 ACL      |       206   |         9    |       197
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
    3   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | OUT-L2 ACL      |       206   |         9    |       197
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
Codes: * - cam usage is above 90%.

The following output displays CAM space usage for Layer 2 ACLs:

DellEMC#show cam-usage switch
Stackunit|Portpipe| CAM Partition   | Total CAM   |  Used CAM   |Available CAM
========|========|=================|=============|=============|==============
    1   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | OUT-L2 ACL      |       206   |         9    |       197
    2   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | OUT-L2 ACL      |       206   |         9    |       197
    3   |   0    | IN-L2 ACL       |      1536   |         0    |      1536
        |        | OUT-L2 ACL      |       206   |         9    |       197
        |        | IN-L3 ECMP GRP  |      1024   |         0    |      1024
Codes: * - cam usage is above 90%.

The following output displays CAM space usage for Layer 3 ACLs:

DellEMC#show cam-usage router
Stackunit|Portpipe| CAM Partition   | Total CAM   |  Used CAM   |Available CAM
========|========|=================|=============|=============|==============
    1   |   0    | IN-L3 FIB       |     49152   |         3    |     49149
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-L3 ECMP GRP  |      1024   |         0    |      1024
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
    2   |   0    | IN-L3 FIB       |     49152   |         3    |     49149
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
    3   |   0    | IN-L3 FIB       |     49152   |         3    |     49149
        |        | IN-L3 ACL       |      1024   |         1    |      1023
        |        | IN-V6 ACL       |         0   |         0    |         0
        |        | OUT-L3 ACL      |       178   |         9    |       169
        |        | OUT-V6 ACL      |       178   |         4    |       174
Codes: * - cam usage is above 90%.

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