Bug ID 444387: iRule table operation on large data can crash tmm

Last Modified: Apr 11, 2024

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

Known Affected Versions:
11.0.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.5.1 HF1, 11.6.1 HF1, 11.5.1 HF2, 11.6.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.6.2 HF1, 11.1.0, 11.2.0, 11.2.1, 11.3.0, 11.4.0, 11.4.1

Fixed In:
11.6.0, 11.5.2, 11.5.1 HF6

Opened: Jan 16, 2014

Severity: 3-Major

Related Article: K15476

Symptoms

When an iRule contains a table command which attempts to insert (set, add, replace subcommands) a large set of data (over 128k) and session mirroring is enabled, tmm will crash.

Impact

Traffic disrupted while tmm restarts.

Conditions

A large table insert operation and session mirroring. Example: table set my_table $excessive_data

Workaround

Revise iRule to avoid insert of large datum.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips