Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP AFM
Known Affected Versions:
15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 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
Opened: Jul 15, 2021 Severity: 3-Major
CPU utilization is excessive when logging is enabled
High CPU usage while processing less number of packets
-- The traffic consists of UDP DNS requests being load-balanced to a back-end DNS responder. -- Caching is not being used. -- The virtual-server has a Firewall policy, a DDoS policy, a udp datagram-lb profile, and a security-log-profile (HSL). When the logging policy is present, the BIG-IP system consumes excessive CPU.
Do not use log-translations
None