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Cisco Bug: CSCvu40827 - VPP interfaces go down when both LACP active slaves fall to 0

Last Modified

Jul 21, 2020

Products (1)

  • Cisco Virtualized Infrastructure Manager

Known Affected Releases


Description (partial)

'vppctl show bond' shows "0" active slaves, this should show '2'.

Our monitoring systems trigger an alarm when the interface goes down.

2020 May 22 15:34:36 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_DOWN: port-channel111: Ethernet1/11 is down
2020 May 22 15:35:20 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_UP: port-channel115: Ethernet1/15 is up
2020 May 22 15:35:28 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_UP: port-channel111: Ethernet1/11 is up
2020 May 22 15:38:11 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_DOWN: port-channel106: Ethernet1/6 is down
2020 May 22 15:38:51 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_UP: port-channel106: Ethernet1/6 is up
2020 May 22 15:41:36 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_DOWN: port-channel114: Ethernet1/14 is down
2020 May 22 15:42:15 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_UP: port-channel114: Ethernet1/14 is up
2020 May 22 15:50:21 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_DOWN: port-channel104: Ethernet1/4 is down
2020 May 22 15:50:50 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_UP: port-channel104: Ethernet1/4 is up
2020 May 22 15:51:27 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_DOWN: port-channel107: Ethernet1/7 is down
2020 May 22 15:52:38 ngena10-tor3-SSPAN003 %ETH_PORT_CHANNEL-5-PORT_UP: port-channel107: Ethernet1/7 is up

This issue seems to be happening to MANY servers over the course of 15-30 minutes. At least 3 have been observed, and at most 6 baremetal servers with the vpp docker container running on them are affected.
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