Bug ID 637559: Modifying iRule online could cause TMM to be killed by SIGABRT

Last Modified: Oct 01, 2018

Bug Tracker

Affected Product:  See more info
BIG-IP All(all modules)

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2

Fixed In:
13.0.0, 12.1.2 HF1

Opened: Jan 07, 2017
Severity: 3-Major
Related AskF5 Article:
K70174113

Symptoms

If iRule is used by several virtual servers, and you edit the iRule online, it could cause TMM to be eventually killed by SOD (watchdog).

Impact

Traffic disrupted while tmm restarts.

Conditions

This can occur under the following conditions: 1. The iRule is used by large number of virtual servers. 2. You edit the iRule and save changes.

Workaround

None.

Fix Information

If iRule is used by several virtual servers, and you edit the iRule online, it no longer causes TMM to be eventually killed by SOD (watchdog).

Behavior Change