7. Delete MCCS

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Last updated: 2018/01/03 by 정은진
2 min read


Table of Contents

Delete Precautions

Resource group in each node should be OFFLINE.
"MCCS Uninstaller" only deletes MCCS programs, but folders still will be remained.
Configuration files(main.json, hb.json, types.json, license file and script specified by the user) are recommended to back up before deleting.


Deleting

Select Start → Program → MCCS  → MCCS Uninstaller


[Figure] Select MCCS Uninstaller Screen


Start MCCS Uninstall

Screen below is the initial screen of MCCS program removal.
Click the [Next] button to continue and click the [Cancel] button to cancel.


[Figure] Initial screen of MCCS Uninstall


Remove Vollock Driver

If you remove the Vollock driver, it will cancel exclusive access to the shared disk registered in MCCS, so be careful.
Rebooting is required to remove Vollock driver. 


[Figure] Vollock Removal Screen


Remove SCSI Persistent Reservation

When remove SCSI Persistent Reservation, exclusive access to shared disk will be released. 



[Figure] SCSI-3 Persistent Reservation Removal Screen


Remove Data Replication Program

To remove data replication program, mirror disk resource in MCCS will be deleted and data cannot be replicated.
Rebooting is required to remove data replication program.



[Figure] Data replication program Removal Screen
 

Remove SCSI filter driver

Rebooting is required to remove SCSI filter driver.


[Figure] Remove SCSI filter driver

Start deleting


[Figure] Start delting after selecting options



Delete Complete

[Figure] MCCS Delete Complete View


After completion of uninstall Vollock driver or Data Replication program, require reboot dialog is shown

[Figure] Remove After Data replication program or Vollock



Remaining Information after Deletion

Even though the program has been removed, there are some remaining folders in the MCCS folders that still exist. 

[Figure] Remaining Folders after MCCS Deletion


main.json, hb.json, types.json and license file(file located in: %MCCS_HOME%/config) and other script specified by users (file located at : folder specified by user) that was created when first install MCCS make the re-installation process easier.
If MCCS folder is removed after using "MCCS Uninstaller", user should repeat the initial installation process and during re-installation.