Last Modified: Aug 19, 2026
Affected Product(s):
BIG-IP All
Known Affected Versions:
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, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3
Fixed In:
12.0.0
Opened: Sep 04, 2014 Severity: 3-Major Related Article:
K15800
System can crash referencing compression provider where selection of provider has been deferred.
Tmm cores, Unit fails over. This occurs intermittently.
Network flow that is likely to require compression is detected. Unusual condition occurs where provider is never selected, but system reference selected provider anyway.
Run the command: tmsh modify sys db compression.allowproviderselectiondeferral value disable
Select provider in previously unknown case, prior to reference. New feature defers selection of provider to improve provider selection behavior.