Last Modified: Mar 25, 2026
Affected Product(s):
BIG-IP APM
Known Affected Versions:
15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4, 15.1.10.5, 15.1.10.6, 15.1.10.7, 15.1.10.8, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 16.1.5.2, 16.1.6, 16.1.6.1, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4, 17.1.2, 17.1.2.1, 17.1.2.2, 17.1.3, 17.1.3.1
Opened: Sep 11, 2023 Severity: 4-Minor
You may observe the a log message in /var/log/apm even when number of sessions are well under the "Max In Progress Sessions Per Client IP" limit configured: Access Profile <AP Name>: Per IP in-progress sessions limit (xxx) exceeded for <IP Address>
New sessions may be rejected when this message is logged.
"Max In Progress Sessions Per Client IP" configured to 128 (or any other value)
Refer to https://my.f5.com/manage/s/article/K29239233 and Configure a high value for "Max In Progress Sessions Per Client IP"
None