An event notification sent when the driver failed to send a "hello" command to check the status of a

       MongoDB, Inc

       2009-present, MongoDB, Inc.

1.30.4                                            Jun 08, 2025           MONGOC_APM_SERVER_HEARTBEAT_FAILED_T(3)

       An  event  notification  sent  when  the driver failed to send a "hello" command to check the status of a
       server.

       SEEALSO:IntroductiontoApplicationPerformanceMonitoring