HP FlexFabric Virtual Switch 5900v Troubleshooting Guide

3
1. Gather information that defines the symptoms, such as configuration information, VCE and VFE
log information, current traffic information, and VSI online and offline information.
2. Gather information about IMC and HP 5920&5900 switches that might be causing the symptoms.
3. Locate potential problems that might be causing the symptoms.
4. Resolve the problems until the symptoms disappear.
Best practices
To ensure correct operation of your network, HP recommends the following best practices:
• Make sure all HP 5900v virtual switches, including VCEs and VFEs, deployed in the network use the
same software version.
• See the release notes for your HP 5900v release for the latest features, limitations, and cautions.
• Make sure you are aware of the impacts to the network before any configuration, and verify any
configuration changes after implementing the change.
Troubleshooting basics
Troubleshooting guidelines
Answer the following questions before locating a problem:
• Is this a newly deployed system or a system that has been running for a period of time?
• Has the host where the HP 5900v is installed correctly connected to the network?
• Are you trying to solve an existing system performance problem (too slow, too high latency,
excessively long response time) or did the problem appear recently?
• What configuration changes happen in the system before the problems appear?
Gathering information
Gather the following information to correctly locate problems:
• HP 5900v information:
{ Product version
{ Log information
• Information about other products cooperating with the HP 5900v:
{ IMC version
{ Switch model, software version, and configuration information for EVB switches.
{ vCenter Server, vShpere Client, and ESXi version information
{ Server model and hardware configuration information
Verifying server NICs
• The correct media, copper or fiber is being used, and the fiber type is correct.
• The media is not broken or damaged.