X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fpostgresql.c;h=c240e5438297b28e29e7b04d7f1180dd102a979b;hb=d3db12b73a1c3c17a2dfc0ba96ec99490088c957;hp=98ceb6d3dc78cec10bd7ed4966ee5d50a7204567;hpb=4a66dbcdb3c68eec473626e969670717303ec5e4;p=collectd.git

diff --git a/src/postgresql.c b/src/postgresql.c
index 98ceb6d3..c240e543 100644
--- a/src/postgresql.c
+++ b/src/postgresql.c
@@ -381,9 +381,6 @@ static int c_psql_check_connection (c_psql_database_t *db)
 		c_psql_connect (db);
 	}
 
-	/* "ping" */
-	PQclear (PQexec (db->conn, "SELECT 42;"));
-
 	if (CONNECTION_OK != PQstatus (db->conn)) {
 		PQreset (db->conn);
 
@@ -524,6 +521,12 @@ static int c_psql_exec_query (c_psql_database_t *db, udb_query_t *q,
 	if (PGRES_TUPLES_OK != PQresultStatus (res)) {
 		pthread_mutex_lock (&db->db_lock);
 
+		if ((CONNECTION_OK != PQstatus (db->conn))
+				&& (0 == c_psql_check_connection (db))) {
+			PQclear (res);
+			return c_psql_exec_query (db, q, prep_area);
+		}
+
 		log_err ("Failed to execute SQL query: %s",
 				PQerrorMessage (db->conn));
 		log_info ("SQL query was: %s",
@@ -772,7 +775,7 @@ static char *values_to_sqlarray (const data_set_t *ds, const value_list_t *vl,
 
 		if (ds->ds[i].type == DS_TYPE_GAUGE)
 			status = ssnprintf (str_ptr, str_len,
-					",%f", vl->values[i].gauge);
+					","GAUGE_FORMAT, vl->values[i].gauge);
 		else if (store_rates) {
 			if (rates == NULL)
 				rates = uc_get_rate (ds, vl);