[  850.801079][T19391] bond0: (slave eth0): making interface the new active one
[  850.801629][T19391] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.846266][T19392] 8021q: adding VLAN 0 to HW filter on device bond0
[  855.073398][T19395] bond0: (slave eth0): Releasing backup interface
[  855.215781][T19398] bond0: (slave eth0): Enslaving as an active interface with an up link
[  855.252058][T19399] 8021q: adding VLAN 0 to HW filter on device bond0
[  859.415628][  T247] bond0: (slave eth0): Releasing backup interface
[  859.462083][  T247] bond0 (unregistering): Released all slaves