5.6.5 - Conserve Mode - FGT-100D

Upgraded a FGT-100D (HA Pair) to 5.6.5 about 8 weeks ago.  Since then, firewall has gone into conserve mode three times.

Reboots clear things up.

5.6.6 Release notes reference:

Bug ID 482548

Bug ID 500965

Bug ID 507155

Wondering if I'm hitting one or more of those bugs.

Wondering if others have experienced the same...