Bug ID 511721: Slow response from GUI when listing Event Logs.

Last Modified: Aug 19, 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:
12.0.0

Opened: Mar 11, 2015

Severity: 3-Major

Symptoms

It appears that a large percentage of CPU is taken up by mysqld and it takes a minute or so for the event logs to be returned.

Impact

Slow response from GUI when listing Event Logs.

Conditions

When attempting to view event logs via the GUI.

Workaround

N/A

Fix Information

fix slowness by - reduce size of data passed (about 30% in case Violation Rating column selected) - violation pool not filled on second call (paging call) - saves 0.5 second

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips