Bug ID 603479: "ASM starting" while it's already running, causing the restart of all ASM daemons

Last Modified: Jul 18, 2026

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

Known Affected Versions:
11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3

Fixed In:
13.0.0

Opened: Jul 07, 2016

Severity: 3-Major

Symptoms

ASM daemons suddenly restart, w/ the message "ASM Starting" in '/var/log/asm', while ASM is already running and without ASM stopping first.

Impact

ASM daemons restart

Conditions

Unknown

Workaround

N/A

Fix Information

We have prevented the ASM start script from being executed if it is already running. Thus, preventing the possibility of a spurious ASM Start while it's already running.

Behavior Change

Guides & references

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