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Cisco Nexus 1000V User Manual

Cisco Nexus 1000V
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CHAPTER
5-1
Cisco Nexus 1000V Troubleshooting Guide, Release 5.2(1)SV3(1.1)
OL-31593-01
5
Upgrades
This chapter describes how to identify and resolve problems related to upgrading the Virtual Supervisor
Module (VSM) software and includes the following sections:
• Information About Upgrades, page 5-1
• Problems with the In-Service Software Upgrade, page 5-1
• Problems with the VEM Upgrade, page 5-5
• Problems with the GUI Upgrade, page 5-6
• Problems with VSM-VEM Layer 2 to 3 Conversion Tool, page 5-16
• Upgrade Troubleshooting Commands, page 5-16
Information About Upgrades
The upgrade for the Cisco Nexus 1000V involves upgrading software on both the VSM and the Virtual
Ethernet Module (VEM).
An in service software upgrade (ISSU) is available for a stateful upgrade of the Cisco Nexus 1000V
image(s) running on the VSM. A stateful upgrade is one without noticeable interruption of data plane
services provided by the switch.
For detailed information, see the Cisco Nexus 1000V Installation and Upgrade Guide.
Problems with the In-Service Software Upgrade
The following are symptoms, possible causes, and solutions for problems with ISSUs.
Table 5-1 Problems with the ISSU
Symptom Possible Causes Solution
Error Message:
Pre-Upgrade check failed.
Return code 0x40930062
(free space in the
filesystem is below
threshold).
This error indicates that there
is not enough space in the
/var/sysmgr partition.
1. Reboot the system.

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Cisco Nexus 1000V Specifications

General IconGeneral
TypeVirtual Switch
ManageableYes
NetFlowYes
SPANYes
ERSPANYes
Operating SystemCisco NX-OS
Form FactorVirtual
Hypervisor SupportVMware ESXi
FeaturesVXLAN
Security FeaturesPort Security, Private VLANs, ACLs

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