TWAMP/4/TWAMP_SENDSES_EXCEED_active: The number of TWAMP sender session is out of device capability.
1.Delete some TWAMP sessions on the TWAMP sender or delete some member interfaces of the link-bundle session or insert new boards to increase the device capability and check whether the alarm is cleared.
2. Collect the alarm, log, and configuration information, and contact Huawei technical support personnel