09-07-2017 03:04 AM - edited 03-08-2019 11:57 AM
Hi wanted to get some feedback on the following show command.
show platform tcam utilization
CAM Utilization for ASIC# 0 Max Used
Masks/Values Masks/values
Unicast mac addresses: 6364/6364 1920/1920
IPv4 IGMP groups + multicast routes: 1072/1072 1/1
IPv4 unicast directly-connected routes: 6144/6144 2016/2016
IPv4 unicast indirectly-connected routes: 2048/2048 376/376
IPv6 Multicast groups: 112/112 11/11
IPv6 unicast directly-connected routes: 74/74 0/0
IPv6 unicast indirectly-connected routes: 32/32 3/3
IPv4 policy based routing aces: 412/412 12/12
IPv4 qos aces: 512/512 21/21
IPv4 security aces: 924/924 44/44
IPv6 policy based routing aces: 18/18 8/8
IPv6 qos aces: 22/22 18/18
IPv6 security aces: 60/60 17/17
Note: Allocation of TCAM entries per feature uses
a complex algorithm. The above information is meant
to provide an abstract view of the current TCAM utilization
In concerened that i'm seeing maxed values.
curent running the following SDM template.
show sdm prefer
The current template is "desktop default" template.
The selected template optimizes the resources in
the switch to support this level of features for
8 routed interfaces and 1024 VLANs.
number of unicast mac addresses: 6K
number of IPv4 IGMP groups + multicast routes: 1K
number of IPv4 unicast routes: 8K
number of directly-connected IPv4 hosts: 6K
number of indirect IPv4 routes: 2K
number of IPv6 multicast groups: 64
number of IPv6 unicast routes: 106
number of directly-connected IPv6 addresses: 74
number of indirect IPv6 unicast routes: 32
number of IPv4 policy based routing aces: 0
number of IPv4/MAC qos aces: 0.5K
number of IPv4/MAC security aces: 0.875k
number of IPv6 policy based routing aces: 0
number of IPv6 qos aces: 0
number of IPv6 security aces: 60
09-07-2017 04:18 AM
Hi there,
I think you are mis-reading the output. The left column is the max values, the right column is the used values. Given you output, no one attribute is at the maximum value. The default SDM templates is fine for your setup.
Are these values your only reason to belive you have a performance issue?
cheers,
Seb.
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