General Adapter Problems; Adapter Not Reported Under Server's Pci Subsystem - Dell Brocade Adapters Troubleshooting Manual

TABLE 2
Problem
"FCoE link is down"
"I/O problem on connected FCoE device"
"I/Os are not failing over immediately on path failure in
MPIO setup"
"Disk I/O requests cause low throughput and high latency
on Linux"
"Disk I/O requests cause low throughput and high latency
on VMware"
"DCB is not enabled"
"Failed to connect to agent on host... error when using
HCM"
"HCM Agent service cannot start"
"HCM Agent not auto starting if 3.0 driver updated with
2.3 HCM"
"Unable to completely uninstall HCM"
"Time on HCM screens does not match system time"

General adapter problems

This section provides possible resolutions for common problems that could occur with installed
CNAs, HBAs, or Fabric Adapters. For additional information on troubleshooting problems on
mezzanine or expansion card adapters, refer to
page 55.

Adapter not reported under server's PCI subsystem

The adapter is installed but not visible as a device in the host system's PCI subsystem.
Verify whether the adapter is visible as a PCI device by executing your host's operating system
command to list PCI devices in the system. For details on this command, refer to the "List PCI
Devices" row in
descriptions of possible causes and recommended actions to help resolve the problem.
1. Possible Cause: Adapter slot is disabled in your system's BIOS.
2. Possible Cause: Card not seated in host system connector properly.
Brocade Adapters Troubleshooting Guide
53-1002145-01
Isolate adapter problems (continued)
Table 5 on page 59. If the adapter is not in the device list, refer to the following
Action: Examine your system BIOS settings to make sure the slot has not been disabled (Refer
to your system's Administration Guide for details on BIOS settings).
Action: Reseat the adapter.

General adapter problems

Category
"FCoE and Fibre Channel
problems"
"FCoE and Fibre Channel
problems"
"FCoE and Fibre Channel
problems"
"FCoE and Fibre Channel
problems"
"FCoE and Fibre Channel
problems"
"DCB network problems"
"HCM and HCM Agent problems"
"HCM and HCM Agent problems"
"HCM and HCM Agent problems"
"HCM and HCM Agent problems"
"HCM and HCM Agent problems"
"Troubleshooting mezzanine card problems"
2
OS Specific
All
All
Windows
Linux
VMware
Linux
VMware
All
All
Windows
Server 2003
Windows
Windows
Windows
Server 2003
on
9