Bug ID 760130: [APM] Memory leak when PingAccess encounters error after sending traffic data to PingAccess SDK

Last Modified: Sep 13, 2023

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

Known Affected Versions:,,, 14.1.2,,,,,,,,, 14.1.3

Fixed In:
15.0.0,, 13.1.3

Opened: Feb 28, 2019

Severity: 2-Critical


-- Increased overall TMM memory usage, which eventually forces TMM to start closing connections to reduce memory usage. -- connflow memory usage keeps increasing. Memory usage can be observed with this command: # tmctl -f /var/tmstat/blade/tmm0 memory_usage_stat -w200


-- Memory leak. -- Eventually TMM starts closing connections randomly.


1. Using PingAccess. 2. Errors are being logged in /var/log/paa.



Fix Information

When PingAccess encounters an error after sending traffic data to PingAccess SDK, TMM no longer leaks memory.

Behavior Change

Guides & references

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