Bug ID 1047581: Ramcache can crash when serving files from the hot cache

Last Modified: Oct 05, 2021

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5, 14.1.0.6, 14.1.2, 14.1.2.1, 14.1.2.2, 14.1.2.3, 14.1.2.4, 14.1.2.5, 14.1.2.6, 14.1.2.7, 14.1.2.8, 14.1.3, 14.1.3.1, 14.1.4, 14.1.4.1, 14.1.4.2, 14.1.4.3, 14.1.4.4, 15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 16.1.0

Opened: Sep 17, 2021
Severity: 2-Critical

Symptoms

Under certain circumstances, TMM may crash when processing traffic for a virtual server that uses RAM Cache.

Impact

Traffic disrupted while tmm restarts.

Conditions

- RAM Cache configured - Document served not out of the hotcache - The server served with must-revalidate. - The server 304 contains a 0 byte gzip payload

Workaround

None

Fix Information

None

Behavior Change