Verify the replacement fan
Prerequisites
Establish a connection to the system as described in
Establish a serial management connection to the PowerProtect system
page 14.
About this task
Complete the following steps to verify the replacement fan.
Steps
1. Use the
enclosure show fans
command to check the status of each fan. Record the failed fan.
#
enclosure show fans 1
Enclosure Description Level Status
--------- ----------------- ------ ------
1 System Board Fan1 medium OK
System Board Fan2 medium OK
System Board Fan3 medium OK
System Board Fan4 medium OK
System Board Fan5 medium OK
System Board Fan6 medium OK
--------- ----------------- ------ ------
2. Use the
alerts show current
(or
alerts show current-detailed
) command.
#
alerts show current
No active alerts
Restore the HA configuration
Bring the HA configuration back online after completing the maintenance activity.
About this task
For single node systems, skip these steps.
Steps
1. Run the
ha online
command on the node where the maintenance was performed to bring the HA configuration back
online.
#
ha online
The operation will reboot this node.
Do you want to proceed? (yes|no) [no]: yes
Broadcast message from root (Wed Jul 22 17:03:32 2020):
The system is going down for reboot NOW!
This node is changed to online state.
Node is going down for reboot.
2. Run the
ha status
command to verify that the HA pair is back online, and can failover.
HA System Name: datadomain-ha3a.emc.com
HA System Status: highly available
Node Name Node ID Role HA State
-------------------------- --------- --------- --------
datadomain-ha3a-p0.emc.com 0 standby online
datadomain-ha3a-p1.emc.com 1 active online
-------------------------- --------- --------- --------
Replace a Fan
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