One or more compute nodes are unable to communicate with SAN

Use the information in this section to troubleshoot one or more compute nodes are unable to communicate with SAN.

Complete the following steps until the problem is solved:
  1. Make sure that:
    1. The I/O module is powered on and the applicable ports are enabled on the I/O module.
    2. The CMM has reported that the I/O module has completed POST and that no errors have been reported in the logs.
    3. The SAN device is powered on and is functional.
    4. All cables between the I/O module and the SAN device are properly connected and secure, and that the activity LEDs are lit on the applicable ports.
  2. See the documentation for the I/O module for additional information about troubleshooting SAN connectivity or network connectivity issues.
Parent topic: Connectivity problems