The System Status Indicator on Controller B of an OceanStor

Multiple Choice

The system status indicator on controller B of an OceanStor V3 storage system is steady red. Which is the correct way to handle the fault?

A) Log in to the management software or CLI and check whether controller B is online. If controller B is offline, restart it on the CLI. Observe the startup status on the CLI and record the startup exception page and error.
B) Log in to the management software or CLI and check whether controller B is online. If controller B is offline, reinsert it. Observe the startup status on the CLI and record the startup exception page and error.
C) Connect to the serial port of controller B. If port COM1 does not respond, controller B is faulty and needs to be replaced.
D) Log in to the management software or CLI and check whether controller B is online. If controller B is offline, run the resetsys command to restart controller B. Observe the startup status on the CLI and record the startup exception page and error.