Bug ID 1927557: Blades are not upgraded after partition upgraded to 1.8.1 from 1.8.0 EHF build

Last Modified: Oct 19, 2025

Affected Product(s):
F5OS Install/Upgrade, Velos(all modules)

Known Affected Versions:
F5OS-C 1.8.1

Fixed In:
F5OS-C 1.8.2

Opened: Apr 16, 2025

Severity: 1-Blocking

Symptoms

Blades are still running on the previous version of F5OS even after the partition upgrade.

Impact

Blades report that they are not running the current version of F5OS software and/or control plane Connectivity may be lost between CC and one or more blades over unprogrammed vlans.

Conditions

Control plane network connectivity to the blades has been lost due to incomplete internal trunk / VLAN programming.

Workaround

Recommended recovery path is to perform a staggered reboot of both System Controllers: 1. Reboot the standby system controller. 2. After the standby is rebooted, run the SC confd configuration command system redundancy go-standby. 3. After the go-standby completes, reboot the new standby System Controller.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips