diff --git a/src/ckdb.h b/src/ckdb.h
index dd50c1e4..87cedafc 100644
--- a/src/ckdb.h
+++ b/src/ckdb.h
@@ -51,7 +51,7 @@
 
 #define DB_VLOCK "1"
 #define DB_VERSION "1.0.4"
-#define CKDB_VERSION DB_VERSION"-1.957"
+#define CKDB_VERSION DB_VERSION"-1.958"
 
 #define WHERE_FFL " - from %s %s() line %d"
 #define WHERE_FFL_HERE __FILE__, __func__, __LINE__
@@ -2143,6 +2143,8 @@ extern double ovent_limits_ipc_factor;
 // maximum lifetime of all o_limits - set by code
 extern int o_limits_max_lifetime;
 
+#define APIKEY "KAPIKey"
+
 // AUTHS authorise.id.json={...}
 typedef struct auths {
 	int64_t authid;
@@ -3078,6 +3080,8 @@ extern void ips_add(char *group, char *ip, char *eventname, bool is_event,
 		    char *des, bool log, bool cclass, int life, bool locked);
 extern int _events_add(int id, char *by, char *inet, tv_t *cd, K_TREE *trf_root);
 #define events_add(_id, _trf_root) _events_add(_id, NULL, NULL, NULL, _trf_root)
+extern int _ovents_add(int id, char *by, char *inet, tv_t *cd, K_TREE *trf_root);
+#define ovents_add(_id, _trf_root) _ovents_add(_id, NULL, NULL, NULL, _trf_root)
 extern bool auths_add(PGconn *conn, char *poolinstance, char *username,
 			char *workername, char *clientid, char *enonce1,
 			char *useragent, char *preauth, char *by, char *code,
diff --git a/src/ckdb_cmd.c b/src/ckdb_cmd.c
index da64f9ea..49bf09cc 100644
--- a/src/ckdb_cmd.c
+++ b/src/ckdb_cmd.c
@@ -794,6 +794,7 @@ static char *cmd_workerset(PGconn *conn, char *cmd, char *id, tv_t *now,
 	USERATTS *useratts;
 	WORKERS *workers;
 	USERS *users;
+	int ovent = OVENT_OK, done;
 	int32_t difficultydefault;
 	char *reason = NULL;
 	char *answer = NULL;
@@ -802,6 +803,12 @@ static char *cmd_workerset(PGconn *conn, char *cmd, char *id, tv_t *now,
 
 	LOGDEBUG("%s(): cmd '%s'", __func__, cmd);
 
+	ovent = ovents_add(OVENTID_WORKERS, trf_root);
+	if (ovent != OVENT_OK) {
+		snprintf(reply, siz, "ERR");
+		return reply_ovent(ovent, reply);
+	}
+
 	i_username = require_name(trf_root, "username", MIN_USERNAME,
 				  (char *)userpatt, reply, siz);
 	if (!i_username) {
@@ -854,6 +861,7 @@ static char *cmd_workerset(PGconn *conn, char *cmd, char *id, tv_t *now,
 			goto kazuki;
 		}
 
+		done = 0;
 		// Loop through the list of workers and do any changes
 		for (workernum = 0; workernum < 9999; workernum++) {
 			snprintf(workername_buf, sizeof(workername_buf),
@@ -864,6 +872,17 @@ static char *cmd_workerset(PGconn *conn, char *cmd, char *id, tv_t *now,
 			if (!i_workername)
 				break;
 
+			// More than 1?
+			if (done++ == 1) {
+				ovent = ovents_add(OVENTID_MULTIADDR, trf_root);
+				if (ovent != OVENT_OK) {
+					if (answer)
+						free(answer);
+					snprintf(reply, siz, "ERR");
+					return reply_ovent(ovent, reply);
+				}
+			}
+
 			w_item = find_workers(false, users->userid,
 					      transfer_data(i_workername));
 			// Abort if any dont exist
@@ -928,6 +947,16 @@ static char *cmd_workerset(PGconn *conn, char *cmd, char *id, tv_t *now,
 				K_WUNLOCK(heartbeatqueue_free);
 			}
 		}
+		// Only 1?
+		if (done == 1) {
+			ovent = ovents_add(OVENTID_ONEADDR, trf_root);
+			if (ovent != OVENT_OK) {
+				if (answer)
+					free(answer);
+				snprintf(reply, siz, "ERR");
+				return reply_ovent(ovent, reply);
+			}
+		}
 	}
 
 kazuki:
@@ -1236,6 +1265,7 @@ static char *cmd_blocklist(__maybe_unused PGconn *conn, char *cmd, char *id,
 			   __maybe_unused tv_t *notcd,
 			   __maybe_unused K_TREE *trf_root)
 {
+	int ovent = OVENT_OK;
 	K_TREE_CTX ctx[1];
 	K_ITEM *b_item;
 	BLOCKS *blocks;
@@ -1250,6 +1280,12 @@ static char *cmd_blocklist(__maybe_unused PGconn *conn, char *cmd, char *id,
 
 	LOGDEBUG("%s(): cmd '%s'", __func__, cmd);
 
+	ovent = ovents_add(OVENTID_BLOCKS, trf_root);
+	if (ovent != OVENT_OK) {
+		snprintf(tmp, sizeof(tmp), "ERR");
+		return reply_ovent(ovent, tmp);
+	}
+
 	maxrows = sys_setting(BLOCKS_SETTING_NAME, BLOCKS_DEFAULT, now);
 
 	APPEND_REALLOC_INIT(buf, off, len);
@@ -2030,6 +2066,7 @@ static char *cmd_workers(__maybe_unused PGconn *conn, char *cmd, char *id,
 	USERSTATS *userstats;
 	USERATTS *useratts;
 	USERS *users;
+	int ovent = OVENT_OK;
 	char reply[1024] = "";
 	char tmp[1024];
 	int64_t oldworkers = USER_OLD_WORKERS_DEFAULT;
@@ -2042,6 +2079,12 @@ static char *cmd_workers(__maybe_unused PGconn *conn, char *cmd, char *id,
 
 	LOGDEBUG("%s(): cmd '%s'", __func__, cmd);
 
+	ovent = ovents_add(OVENTID_WORKERS, trf_root);
+	if (ovent != OVENT_OK) {
+		snprintf(reply, siz, "ERR");
+		return reply_ovent(ovent, reply);
+	}
+
 	i_username = adminuser(trf_root, reply, siz);
 	if (!i_username)
 		return strdup(reply);
@@ -3287,6 +3330,7 @@ static char *cmd_homepage(__maybe_unused PGconn *conn, char *cmd, char *id,
 {
 	K_ITEM *i_username, *u_item, *b_item, *p_item, *us_item, look;
 	K_ITEM *ua_item, *pa_item;
+	int ovent = OVENT_OK;
 	double u_hashrate5m, u_hashrate1hr;
 	char reply[1024], tmp[1024], *buf;
 	size_t siz = sizeof(reply);
@@ -3302,6 +3346,12 @@ static char *cmd_homepage(__maybe_unused PGconn *conn, char *cmd, char *id,
 
 	LOGDEBUG("%s(): cmd '%s'", __func__, cmd);
 
+	ovent = ovents_add(OVENTID_HOMEPAGE, trf_root);
+	if (ovent != OVENT_OK) {
+		snprintf(reply, siz, "ERR");
+		return reply_ovent(ovent, reply);
+	}
+
 	i_username = optional_name(trf_root, "username", 1, NULL, reply, siz);
 
 	APPEND_REALLOC_INIT(buf, off, len);
@@ -3622,6 +3672,18 @@ static char *cmd_getatts(__maybe_unused PGconn *conn, char *cmd, char *id,
 				goto nuts;
 			}
 			*(dot++) = '\0';
+			if (strcmp(ptr, APIKEY) == 0) {
+				// API request count
+				event = ovents_add(OVENTID_API, trf_root);
+				if (event != OVENT_OK) {
+					if (attlist)
+						free(attlist);
+					if (answer)
+						free(answer);
+					snprintf(reply, siz, "ERR");
+					return reply_ovent(event, reply);
+				}
+			}
 			K_RLOCK(useratts_free);
 			ua_item = find_useratts(users->userid, ptr);
 			K_RUNLOCK(useratts_free);
diff --git a/src/ckdb_data.c b/src/ckdb_data.c
index 86dfcddb..00a374e1 100644
--- a/src/ckdb_data.c
+++ b/src/ckdb_data.c
@@ -5118,7 +5118,7 @@ int check_ovents(int id, char *u_key, char *i_key, char *c_key, tv_t *now)
 			return OVENT_OK;
 	}
 
-	K_WLOCK(events_free);
+	K_WLOCK(ovents_free);
 	K_RLOCK(event_limits_free);
 
 	if (u_key[0]) {
@@ -5193,7 +5193,7 @@ int check_ovents(int id, char *u_key, char *i_key, char *c_key, tv_t *now)
 		}
 	}
 	K_RUNLOCK(event_limits_free);
-	K_WUNLOCK(events_free);
+	K_WUNLOCK(ovents_free);
 	if (alert) {
 		LOGERR("%s() OLERT ID:%d %s Lim:%d Time:%d Life:%d '%s/%s' "
 			"'%s' '%s'", __func__,