Bug ID 438826: Blade may fail to rejoin cluster after blade reboot or insertion

Last Modified: Jul 12, 2023

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
11.5.0

Fixed In:
11.5.1, 11.5.0 HF1

Opened: Nov 24, 2013

Severity: 3-Major

Symptoms

After rebooting an individual blade, the blade may fail to reboot completely, preventing it from rejoining the cluster. MCP is stuck in 'base' phase: bigip# tmsh show sys mcp -------------------------------------------------------- Sys::mcpd State: -------------------------------------------------------- Running Phase base Last Configuration Load Status high-config-load-succeed bigip#

Impact

Blade fails to rejoin the cluster.

Conditions

Reboot or hotswap of individual blade.

Workaround

The condition can be cleared using the following command: # bigstart restart

Fix Information

This release eliminates the race condition between primary and secondary blades during secondary boot.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips