1 files changed, 49 insertions, 0 deletions
diff --git a/libnetdata/worker_utilization/worker_utilization.h b/libnetdata/worker_utilization/worker_utilization.h
new file mode 100644
index 00000000..e2f46c5a
--- /dev/null
+++ b/libnetdata/worker_utilization/worker_utilization.h
@@ -0,0 +1,49 @@
+#ifndef WORKER_UTILIZATION_H
+#define WORKER_UTILIZATION_H 1
+
+#include "../libnetdata.h"
+
+// workers interfaces
+
+#define WORKER_UTILIZATION_MAX_JOB_TYPES 50
+
+typedef enum __attribute__((packed)) {
+    WORKER_METRIC_EMPTY = 0,
+    WORKER_METRIC_IDLE_BUSY = 1,
+    WORKER_METRIC_ABSOLUTE = 2,
+    WORKER_METRIC_INCREMENT = 3,
+    WORKER_METRIC_INCREMENTAL_TOTAL = 4,
+} WORKER_METRIC_TYPE;
+
+void workers_utilization_enable(void);
+size_t workers_allocated_memory(void);
+void worker_register(const char *name);
+void worker_register_job_name(size_t job_id, const char *name);
+void worker_register_job_custom_metric(size_t job_id, const char *name, const char *units, WORKER_METRIC_TYPE type);
+void worker_unregister(void);
+
+void worker_is_idle(void);
+void worker_is_busy(size_t job_id);
+void worker_set_metric(size_t job_id, NETDATA_DOUBLE value);
+
+// statistics interface
+
+void workers_foreach(const char *name, void (*callback)(
+                                                      void *data
+                                                      , pid_t pid
+                                                      , const char *thread_tag
+                                                      , size_t max_job_id
+                                                      , size_t utilization_usec
+                                                      , size_t duration_usec
+                                                      , size_t jobs_started
+                                                      , size_t is_running
+                                                      , STRING **job_types_names
+                                                      , STRING **job_types_units
+                                                      , WORKER_METRIC_TYPE *job_metric_types
+                                                      , size_t *job_types_jobs_started
+                                                      , usec_t *job_types_busy_time
+                                                      , NETDATA_DOUBLE *job_custom_values
+                                                      )
+                                                      , void *data);
+
+#endif // WORKER_UTILIZATION_H