Last Modified: Aug 19, 2026
Affected Product(s):
BIG-IP APM
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
Fixed In:
12.0.0, 11.6.2
Opened: Sep 28, 2014 Severity: 2-Critical
On an idle machine 'rewrite' processes can takes up to half CPU cycles.
APM box performance degaraded.
APM on a multi blade chassis (this is debatable. Two attached SRs are for 5250V systems)
There is no workaround at this time.
An internal APM issue related to this Bug is fixed.