Differences

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--- tutorial:adm:server_os_updates [2019/12/16 14:06]
fiserp [Things to consider]
+++ tutorial:adm:server_os_updates [2019/12/16 14:07]
fiserp [Things to consider]
@@ Line 21: / Line 21: @@
       * Some end systems that are connected via WinRM. The WinRM library uses Python and some of Python's libraries come from the OS packages. Upgrading those packages system-wide has **possibly** an impact on the way the WinRM/Python works.
   * Impact on OS
-    * OS may seemingly not boot after the updates (boot or network issues, SSHd/RDP daemon issues). We recommend to have complete backup of ``/boot`` and ``/etc`` directories. Out-of-band access to a machine is a must.
+    * OS may seemingly not boot after the updates (boot or network issues, SSHd/RDP daemon issues). We recommend to have complete backup of ``/boot`` and ``/etc`` directories. Out-of-band access to a machine is a must. In case of virtualized environment, making a snapshot is a way to go.
     * In our deployments, we use mainly RHEL/CentOS (sometimes Debian) and Windows OSes. If you deploy IdM accordingly (tutorials [[https://wiki.czechidm.com/doku.php?id=start&do=search&q=server+prep|here]] and [[https://wiki.czechidm.com/doku.php?id=start&do=search&q=idm+installation|here]], OS updates are generally painless.
     * Packages from OS that IdM deployment uses