Powerofflistshow - Brocade Communications Systems 8 Command Reference Manual

Fabric os command reference manual supporting fabric

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powerOffListShow

Displays the order in which slots are powered off.

powerofflistshow

Use this command to display the order in which the physical slots are powered off.

Whenever a power supply goes out of service or a field-replaceable unit (FRU) is inserted, the

system's available power is compared to the system's required power to determine if there is

enough power to operate. If less than the required power is available, the power-off list is

processed, until there is sufficient power for the system to operate.

If the system's power supply drops abruptly to insufficient levels, the power-off list cannot be

processed. The sudden lack of power causes the CP board processors to cease executing the

For example, if only one power supply is available to power a fully loaded system and the power

supply is removed from the chassis, all system operations terminate immediately, and the

power-off list cannot be processed. However, if the system is running on two power supplies (this is

not recommended) and one goes into a predicted fail state (in which the power supply is still

supplying power), the power-off list is processed as described.

Command output may vary depending on the hardware platform.

Control processor (CP) blades are not included in the power-off list.

The execution of this command is subject to Virtual Fabric or Admin Domain restrictions that may

be in place. Refer to chapter 1, "Using Fabric OS commands" and Appendix A, "Command

Availability" for details.

To display the slot power off list order: