The patches are designed not to interrupt active services. In cases where an interruption is expected, the patch package is released with related documents and details. To ensure configuration integrity, changes to the configuration are locked out during a patch upgrade.

Patch Process

  1. Download a patch package from the Avi Load BalancerCustomer Portal.

  2. There can be as many as three packages for every patch release.

  3. Use the patch shell command to apply the desired patch as follows:

    1. The controller_patch and the se_patch provide the administrator with an option to patch some but not all aspects of the Avi Load Balancer.

    2. By applying the se_patch, one has the flexibility to upgrade just some SE groups.

    3. The avi_patch (system patch) applies to all the other patches.

For more information, see Patch Upgrade Options.