typedef void (*mongoc_apm_topology_closed_cb_t) (

       MongoDB, Inc

       2009-present, MongoDB, Inc.

1.30.4                                            Jun 08, 2025              MONGOC_APM_SET_TOPOLOGY_CLOSED_CB(3)

       • callbacks: A mongoc_apm_callbacks_t.

       • cb: A function to call with a mongoc_apm_topology_closed_t  whenever  the  driver  stops  monitoring  a
         server topology and destroys its mongoc_topology_description_t.

       SEEALSO:IntroductiontoApplicationPerformanceMonitoring

          typedef void (*mongoc_apm_topology_closed_cb_t) (
             const mongoc_apm_topology_closed_t *event);

          void
          mongoc_apm_set_topology_closed_cb (mongoc_apm_callbacks_t *callbacks,
                                             mongoc_apm_topology_closed_cb_t cb);

       Receive  an  event  notification  whenever the driver stops monitoring a server topology and destroys its
       mongoc_topology_description_t.