[GitHub] [cloudstack-documentation] shwstppr commented on a change in pull request #216: systemvm: document workaround for older ACS env with systemvms

[GitBox <gi...@apache.org>]

shwstppr commented on a change in pull request #216:
URL: https://github.com/apache/cloudstack-documentation/pull/216#discussion_r642317162



##########
File path: source/upgrading/upgrade/_sysvm_restart.rst
##########
@@ -26,6 +26,22 @@ from the new systemVM template version.
    or do it by using third-party tools such as Ansible.
    Below we are giving instructions for using the "cloudstack-sysvmadm" script.
 
+Note: When upgrading from older CloudStack environments (for example, 4.9-4.13)
+with XenServer or XCP-ng hosts, some systemvms and virtual routers may not have
+ejected or removed the older systemvm.iso. The old systemvm.iso needs to be
+ejected and removed before new systemvms and virtual routers are (re-)created).
+This issue has been fixed in CloudStack 4.15, upgrading from older enviroments

Review comment:
       ```suggestion
   This issue has been fixed in CloudStack 4.15, upgrading from older environments
   ```




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