Bug ID 491352: Added ASM internal parameter to add more XML memory

Last Modified: Jul 18, 2026

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

Known Affected Versions:
11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.6.0, 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

Fixed In:
12.0.0, 11.6.1, 11.5.4

Opened: Nov 18, 2014

Severity: 3-Major

Symptoms

It is not possible to add more than 1.2 GB of memory to the XML parser.

Impact

XML out-of-memory messages; traffic dropped.

Conditions

More than 1.2 GB of XML memory is needed for the XML parser.

Workaround

None.

Fix Information

This release adds the internal parameter 'additional_xml_memory_in_mb' that enables specifying an additional amount of XML memory (as specified in MB).

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips