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Copy file name to clipboardExpand all lines: docs/operation/upgrade-recovery.rst
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:lastproofread: 2025-11-20
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.. _upgrade_recovery:
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##############################
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Recovery after Failed Upgrades
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##############################
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This section explains **VyOS’s upgrade recovery**, which restores the system to the last working version after a failed upgrade. It covers the following points:
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Use **VyOS upgrade recovery** to restore the system to the last working
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version after a failed upgrade.
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* :ref:`Configuration: <configuration>` How to enable upgrade recovery
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* :ref:`How it Works: <how_it_works>` Overview of the recovery process
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* :ref:`Cancelling Recovery: <cancelling_recovery>` Overview of the recovery process
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* :ref:`Cancelling Recovery: <cancelling_recovery>` Overview of the recovery
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process
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.. _configuration:
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*************
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Configuration
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*************
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.. warning:: Upgrade recovery is disabled by default. To use it, **enable it first**.
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.. warning:: Upgrade recovery is disabled by default. To use it,
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**enable it first**.
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To enable upgrade recovery, run the following command:
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.. cfgcmd::
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set system option reboot-on-upgrade-failure [timeout <min>]
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* ``timeout <min>:`` The time in minutes (from 5 to 30) you have to cancel upgrade recovery. See :ref:`Cancelling Recovery <cancelling_recovery>`.
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* ``timeout <min>:`` The time in minutes (5 - 30) you have to cancel upgrade recovery. See :ref:`Cancelling Recovery <cancelling_recovery>`.
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