2 files changed, 16 insertions, 0 deletions
diff --git a/libnetdata/functions_evloop/functions_evloop.c b/libnetdata/functions_evloop/functions_evloop.c
index 3fcd70aa..044556ac 100644
--- a/libnetdata/functions_evloop/functions_evloop.c
+++ b/libnetdata/functions_evloop/functions_evloop.c
@@ -64,6 +64,12 @@ static void *rrd_functions_worker_globals_worker_main(void *arg) {
         pthread_mutex_unlock(&wg->worker_mutex);
 
         if(acquired) {
+            ND_LOG_STACK lgs[] = {
+                    ND_LOG_FIELD_TXT(NDF_REQUEST, j->cmd),
+                    ND_LOG_FIELD_END(),
+            };
+            ND_LOG_STACK_PUSH(lgs);
+
             last_acquired = true;
             j = dictionary_acquired_item_value(acquired);
             j->cb(j->transaction, j->cmd, j->timeout, &j->cancelled);
@@ -208,3 +214,10 @@ void functions_evloop_add_function(struct functions_evloop_globals *wg, const ch
     we->default_timeout = default_timeout;
     DOUBLE_LINKED_LIST_APPEND_ITEM_UNSAFE(wg->expectations, we, prev, next);
 }
+
+void functions_evloop_cancel_threads(struct functions_evloop_globals *wg){
+    for(size_t i = 0; i < wg->workers ; i++)
+        netdata_thread_cancel(wg->worker_threads[i]);
+
+    netdata_thread_cancel(wg->reader_thread);
+}
diff --git a/libnetdata/functions_evloop/functions_evloop.h b/libnetdata/functions_evloop/functions_evloop.h
index ee0f72cb..e5e83e95 100644
--- a/libnetdata/functions_evloop/functions_evloop.h
+++ b/libnetdata/functions_evloop/functions_evloop.h
@@ -46,12 +46,15 @@
 
 #define PLUGINSD_KEYWORD_EXIT                   "EXIT"
 
+#define PLUGINSD_KEYWORD_SLOT                   "SLOT" // to change the length of this, update pluginsd_extract_chart_slot() too
+
 #define PLUGINS_FUNCTIONS_TIMEOUT_DEFAULT 10 // seconds
 
 typedef void (*functions_evloop_worker_execute_t)(const char *transaction, char *function, int timeout, bool *cancelled);
 struct functions_evloop_worker_job;
 struct functions_evloop_globals *functions_evloop_init(size_t worker_threads, const char *tag, netdata_mutex_t *stdout_mutex, bool *plugin_should_exit);
 void functions_evloop_add_function(struct functions_evloop_globals *wg, const char *function, functions_evloop_worker_execute_t cb, time_t default_timeout);
+void functions_evloop_cancel_threads(struct functions_evloop_globals *wg);
 
 
 #define pluginsd_function_result_begin_to_buffer(wb, transaction, code, content_type, expires)      \