+ unsigned int has_non_default_channel;
+ unsigned int live_timer_interval; /* usec */
+
+ /* Metadata channel attributes. */
+ struct lttng_ust_channel_attr metadata_attr;
+
+ /*
+ * Path where to keep the shared memory files.
+ */
+ char root_shm_path[PATH_MAX];
+ char shm_path[PATH_MAX];
+
+ struct ust_pid_tracker pid_tracker;
+
+ /* Current trace chunk of the ltt_session. */
+ struct lttng_trace_chunk *current_trace_chunk;