Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP AFM, ASM, AVR, PEM, PSM
Known Affected Versions:
11.2.1, 11.3.0, 11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.1 HF10, 11.5.1 HF11, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.5.3 HF2, 11.5.4, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10
Fixed In:
11.6.0
Opened: Apr 23, 2014 Severity: 3-Major Related Article:
K15540
If you use SIGSTOP to stop the mysqld process, this can prevent high availability actions. This is because the monitoring process (mysqlhad) hangs when trying to connect to the mysqld server.
The configured action that should be taken when mysqld is not available is not taken by the BIG-IP high availability system.
using SIGSTOP to stop the mysqld process
This will only ha
Added a heartbeat mechanism that ensures that action is taken when the monitoring process (mysqlhad) hangs.