Qos Cam Region Limitation - Dell Force10 C150 Configuration Manual

QoS CAM Region Limitation

The default CAM profile allocates a partition within the IPv4Flow region to store QoS service policies. If
the QoS CAM space is exceeded, messages similar to the ones in
Message 5 QoS CAM Region Exceeded
%EX2YD:12 %DIFFSERV-2-DSA_QOS_CAM_INSTALL_FAILED: Not enough space in L3 Cam(PolicyQos) for
class 2 (Gi 12/20) entries on portpipe 1 for linecard 12
%EX2YD:12 %DIFFSERV-2-
DSA_QOS_CAM_INSTALL_FAILED: Not enough space in L3 Cam(PolicyQos) for class 5 (Gi 12/22)
entries on portpipe 1 for linecard 12
If you exceed the QoS CAM space:
Step Task
Verify that you have configured a CAM profile that allocates 24K entries to the IPv4 system flow region. See
1
View CAM Profiles on page
2 Allocate more entries in the IPv4Flow region to QoS. See
FTOS version 7.4.1 introduced the ability to view the actual CAM usage before applying a service-policy.
The command
QoS CAM Space on page
Note: For troubleshooting other CAM issues see the E-Series Network Operations Guide.
300 | Content Addressable Memory
291.
test cam-usage service-policy
874.
Message 5
Configure IPv4Flow Sub-partitions on page
provides this test framework, see
are displayed.
293.
Pre-calculating Available