Configure FalconStor on CentOS 8/RHEL to Boot from Dual to Single VIOS

This process describes configuring FalconStor StorSafe CentOS 8/RHEL to function on single VIOS when moved from dual VIOS.

Once your VM is moved from dual VIOS to single VIOS, your next power-on will give you an error similar to the one below:

• Enter your root password to login
• Navigate to the multi-path location using the command cd /etc/multipath
• Clear the 'WWIDs' and 'mpath' entries on the files as below
   
• Edit the 'bindings' file using an editor of choice for example vi bindings 
  
  
• Remove all the lines that start with mpath*
• Save changes and quit
  
   
• Edit the 'wwids' file using an editor of choice for example vi wwids
  
  
• Delete all lines below "Valid WWIDs:"
• Save changes and quit
• Reboot your VM

After reboot the errors you were seeing should be resolved, If you encounter any issues in this procedure please reach out to Kyndryl Cloud Uplift Support support@skytap.com for further assistance.