Dell Brocade 815, Troubleshooting Manual

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Brocade Adapters Troubleshooting Guide 21
53-1002145-01
General adapter problems
2
Action: If booting the host from a remote boot device, verify whether “boot over SAN” configuration
is complete and correct. For example, verify the following:
•
A zone is created on the attached switch that contains only the PWWN of the storage system
port for the boot LUN and the PWWN of the adapter port.
•
BIOS or EFI is enabled to support boot over SAN from a specific adapter port.
•
BIOS or EFI is configured to boot from a specific LUN.
•
The host’s operating system, adapter driver, and other necessary files are installed on the boot
LUN.
Boot devices not available in host’s Boot Manager menu
Fibre Channel attached boot devices do not appear in the EFI Boot Manager menu or a boot device
appears, but it is not functioning. Following are descriptions of possible causes and recommended
actions or fixes for the problem.
1. Possible Cause: The adapter is not seated properly in the host system.
Action: Select the EFI Shell from the EFI Boot Menu and use the devices command to
determine if EFI has detected the Brocade adapter.
A Brocade adapter will have “Brocade Fibre Channel” in the device name. A CNA or Fabric
Adapter port configured in CNA mode will also have “Brocade Ethernet Controller” in a device
name.
If the adapter is not listed, perform the following steps:
•
Reseat the adapter.
•
Replace the adapter with an adapter in known working condition to determine whether
there is a host connector malfunction.
2. Possible Cause: Adapter connector problems in host.
Action: Perform the following steps.
a. Reseat the adapter.
b. Replace the adapter with an adapter in known working condition to determine whether
there is a host connector malfunction.
c. Reinstall the adapter in a different host connector.
3. Possible Cause: The adapter is not compatible with the host operating system or connected
storage systems.
Action: Verify compatibility by reviewing the interoperability matrixes on the Brocade adapters
website at
www.brocade.com/adapters .
4. Possible Cause: No Fibre Channel attached drives are available from the attached Fibre
Channel switch.
Action: Check for attached disk devices.
a. Use the devices EFI shell command to display the detected devices.
A Brocade adapter may display as the following.
29 B X - 1 2 8 Brocade Fibre Channel HBA