Small bugfix in scaling factor

analytics/operators/persystsql/PerSystSqlOperator.cpp

@@ -99,6 +99,7 @@ void PerSystSqlOperator::copy(const PerSystSqlOperator& other){
 void PerSystSqlOperator::printConfig(LOG_LEVEL ll) {
 	LOG_VAR(ll) << "backend=" << _backend;
 	LOG_VAR(ll) << "go_back_ms=" << _go_back_ns/1e6;
+	LOG_VAR(ll) << "_scaling_factor=" << _scaling_factor;
 	if(_backend == MARIADB){
 		LOG_VAR(ll) << "PerSystSQL Operator Connection information:";
 		LOG_VAR(ll) << "\tHost=" << _conn.host;
@@ -134,6 +135,7 @@ void PerSystSqlOperator::compute(U_Ptr unit, qeJobData& jobData) {
 				SensorMetadata buffer;
 				if(_queryEngine.queryMetadata(in->getName(), buffer)){
 					_scaling_factor = buffer.scale;
+					LOG(debug) << "PerSystSql Operator " << _name << " using scaling factor of " << _scaling_factor;
 				}
 			}
 			if (!_queryEngine.querySensor(in->getName(), my_timestamp, my_timestamp, _buffer, false)) {

analytics/operators/persystsql/PerSystSqlOperator.h

@@ -126,7 +126,7 @@ private:
 	std::vector<double> _severities;
 	int _go_back_ns;
 	Backend_t _backend;
-	unsigned long long _scaling_factor;
+	double _scaling_factor;
 
 	struct MariaDB_conn_t {
 		std::string host;