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tutorial:adm:server_os_updates [2019/12/17 07:49]
fiserp [Solving issues] 		tutorial:adm:server_os_updates [2019/12/17 07:50]
fiserp [Solving issues]
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     * When you have no **ET**, if anything goes wrong you have to perform rollback procedure. Therefore, **ET** gives you some time you can spend on solving the issue so you can carry on with updates.     * When you have no **ET**, if anything goes wrong you have to perform rollback procedure. Therefore, **ET** gives you some time you can spend on solving the issue so you can carry on with updates.
  
-You should have a rollback procedure that can safely restore the deployment. This depends on your environment.+You should have a rollback procedure that can safely restore the deployment. This depends on your environment and on the way you updated OS packages.
  
 Fortunately, in most cases it simply means restoring the snapshot of the virtual machine. After restoring the snapshot, you have to perform tests (with test use-cases) to confirm the rollback was performed correctly. Fortunately, in most cases it simply means restoring the snapshot of the virtual machine. After restoring the snapshot, you have to perform tests (with test use-cases) to confirm the rollback was performed correctly.
  • by fiserp