Bug ID 515638: 5% drop in Webroot cloud lookup performance with mixed upper/lowercase URLs

Last Modified: Oct 06, 2020

Bug Tracker

Affected Product:  See more info
BIG-IP PEM(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:
12.0.0, 11.6.0 HF5

Opened: Mar 31, 2015
Severity: 3-Major


When Webroot cloud lookup is enabled, and URL inputs cannot be categorized by the local Webroot database managed on the BIG-IP system because the URLs contain a mix of upper/lowercase characters, there may be 5% drop in the Webroot cloud lookup performance.


There could be 5% drop for Webroot cloud lookup performance in this case. This only occurs when Webroot cloud lookup enabled. The Webroot cloud lookup features is disabled by default.


If Webroot cloud lookup is enabled, and all URLs are unknown to the local databasedand consist of a mix of upper/lowercase letters.



Fix Information

The issue has been fixed by improving/optimizing URL normalization prior to Webroot cloud lookup.

Behavior Change