Bug ID 443006: In low memory situations initializing the HTTP parser will cause the TMM to crash

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4

Fixed In:
11.6.0 HF5

Opened: Jan 14, 2014
Severity: 3-Major

Symptoms

When the TMM is low in memory and HTTP is configured, the configuration process may initialize a new HTTP parser. If that initialization fails, then the TMM may crash.

Impact

Traffic disrupted while tmm restarts.

Conditions

A virtual containing HTTP is configured or re-configured when the TMM is under extreme memory pressure.

Workaround

None

Fix Information

Configuring a HTTP filter during extreme memory pressure will no longer cause the TMM to crash.

Behavior Change