Oversubscription Ratio Restrictions Example - Cisco AP776A - Nexus Converged Network Switch 5020 Configuration Manual

Chapter 15 Configuring Generation 2 and Generation 3 Switching Modules
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
Example 15-1 Module with Restrictions on Oversubscription Ratios Disabled
switch# show running-config
version 3.1(1)
...
no rate-mode oversubscription-limit module 2
interface fc2/1
switchport speed 2000
interface fc2/1
...

Oversubscription Ratio Restrictions Example

To disable restrictions on oversubscription ratios for ports on a 48-port Generation 2 switch that is
configured with both shared and dedicated ports, follow these steps:
To disable restrictions on oversubscription ratios, you must shut down any shared ports. Use the show
Step 1
port-resources command to view the configuration on a module and to identify shared ports.
switch# show port-resources module 2
Module 2
Available dedicated buffers are 4656
Port-Group 1
Total bandwidth is 12.8 Gbps
Total shared bandwidth is 12.8 Gbps
Allocated dedicated bandwidth is 0.0 Gbps
--------------------------------------------------------------------
Interfaces in the Port-Group
--------------------------------------------------------------------
fc2/1
fc2/2
fc2/3
fc2/4
fc2/5
fc2/6
fc2/7
fc2/8
fc2/9
fc2/10
fc2/11
fc2/12
...
Port-Group 4
Total bandwidth is 12.8 Gbps
Total shared bandwidth is 12.8 Gbps
Allocated dedicated bandwidth is 0.0 Gbps
--------------------------------------------------------------------
Interfaces in the Port-Group
--------------------------------------------------------------------
fc2/37
fc2/38
fc2/39
fc2/40
fc2/41
fc2/42
fc2/43
OL-18084-01, Cisco MDS NX-OS Release 4.x
Configuring Module Interface Shared Resources
B2B Credit Bandwidth
Buffers (Gbps)
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
B2B Credit Bandwidth
Buffers (Gbps)
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
16 4.0
Cisco MDS 9000 Family CLI Configuration Guide
Rate Mode
shared
shared
dedicated
shared
shared
dedicated
dedicated
shared
shared
shared
shared
shared
Rate Mode
shared
shared
dedicated
dedicated
dedicated
shared
shared
15-43