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What happens if 1 power supply unit is unplugged from a ECS CM H1?

 

Information

 

Summary:

To power down Individual power supply (PDU-A) for maintenance and device will run in a single power supply for 12 hours.

Environment:

Product: ECS CM H1

Version: Any

Platform: Hardware

Application: n/a

Question/Problem Description:

How to power down Individual power supply (PDU-A) for maintenance and device will run in a single power supply for 12 hours.

Steps to Reproduce:  
Error Message:  
Defect Number:  
Enhancement Number:  
Cause:  
Resolution:

If both PSU are turned off then the LM will not have power. However as ECS H1 has dual redundant power supplies, it will operate as normal if power to one of the PSU is removed.

What is the potential impact on the device during single power source.
There is no any potential impacts on the device if using single power source. There is dual redundant power supply on the ECS H1 units as long as 1 power supply is connected there will no interruptions

What prechecks should be done on the kemp loadbalancer?
Before doing such activity please take proper backups of the configuration and certs on kemp

To manually back up the Loadmaster, follow the steps below in the Web User Interface (WUI):

  1. Go to System Configuration > System Administration > Backup/Restore.
  2. Click Create Backup File.
  3. Go to Certifcates & Security > Backup/Restore Certs.
  4. Type a passphrase to encrypt your certificates
  5. Click Create Backup File.
Workaround:  
Notes:  

A


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