Verifying Bandwidth Utilization In A Port Group Using Device Manager - Cisco 9134 - MDS Multilayer Fabric Switch Troubleshooting Manual

Chapter 5 Troubleshooting Mixed Generation Hardware
S e n d d o c u m e n t a t i o n c o m m e n t s t o m d s f e e d b a c k - d o c @ c i s c o . c o m

Verifying Bandwidth Utilization in a Port Group Using Device Manager

To verify bandwidth utilization in a port group using Device Manager, follow these steps:
Step 1 Right-click the module and select Show Port Resources.... to display the Generation 2 module shared
resources configuration.
Module 2
Available dedicated buffers are 5164
Port-Group 1
Total bandwidth is 12.8 Gbps
Total shared bandwidth is 4.8 Gbps
Allocated dedicated bandwidth is 8.0 Gbps
--------------------------------------------------------------------
Interfaces in the Port-Group
--------------------------------------------------------------------
fc2/1
fc2/2
fc2/3
fc2/4
fc2/5
fc2/6
...
In this example, there is not enough available shared bandwidth in Port-Group 1 to switch any more ports
to 4-Gbps dedicated mode.
Do one of the following to free up bandwidth for the port that you want to place in dedicated mode.
Step 2
a.
b.
See the
requirements for port rate modes and port speeds.
OL-9285-05
Right-click one or more ports and choose Service > Out to put a port in out-of-service mode to free
up more resources.
Right-click a port and select Configure. Lower the port speed.
"Dynamic Bandwidth Management" section on page 5-3
B2B Credit Bandwidth
Buffers (Gbps)
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
for the minimum bandwidth
Cisco MDS 9000 Family Troubleshooting Guide, Release 3.x
Generation 1 and Generation 2 Issues
Rate Mode
shared
shared
shared
shared
dedicated
dedicated
5-11