mongoc_client_pool_set_apm_callbacks()

bool
mongoc_client_pool_set_apm_callbacks (mongoc_client_pool_t   *pool,
                                      mongoc_apm_callbacks_t *callbacks,
                                      void                   *context);

Register a set of callbacks to receive Application Performance Monitoring events.

This function can only be called once on a pool, and must be called before the first mongoc_client_pool_pop.

Returns true on success, otherwise false and an error is logged.

Introduction to Application Performance Monitoring