Users Guide

Fabric OS Troubleshooting and Diagnostics Guide 9
53-1002930-01
Building a case for your switch support provider
1
• Are specific devices affected?
- If so, what are their World Wide Number Names?
• What happened prior to the problem?
• Is the problem reproducible?
- If so, what are the steps to reproduce the problem?
• What configuration was in place when the problem occurred?
• A description of the problem with the switch or the fault with the fabric.
• The last actions or changes made to the system environment:
- Settings
- supportSave output
• Host information:
- OS version and patch level
- HBA type
- HBA firmware version
- HBA driver version
- Configuration settings
• Storage information:
- Disk/tape type
- Disk/tape firmware level
- Controller type
- Controller firmware level
- Configuration settings
- Storage software (such as EMC Control Center, Veritas SPC, and so on.)
• If this is a Brocade DCX, DCX-4S, or DCX 8510 family enterprise-class platform,, are the CPs
in-sync? Yes or no.
Use the haShow command to determine the answer.
• List out when and what were the last actions or changes made to the switch, the fabric, and
the SAN or metaSAN.
• In Table 3, list the environmental changes added to the network.
TABLE 3 Environmental changes
Type of Change Date when change occurred