added testMonitor.exe

Author: sy-c

CMakeLists.txt

@@ -168,6 +168,12 @@ O2_GENERATE_EXECUTABLE(
         BUCKET_NAME ${BUCKET_NAME}
 )
 
+O2_GENERATE_EXECUTABLE(
+        EXE_NAME testMonitor.exe
+        SOURCES src/testMonitor.cxx
+        BUCKET_NAME ${BUCKET_NAME}
+)
+
 # Install some extra files
 install(
         FILES readout.cfg

src/testMonitor.cxx

@@ -0,0 +1,27 @@
+// simple test program used to evaluate overhead of monitoring lib
+
+#include <stdint.h>
+#include <stdio.h>
+
+#include <Monitoring/MonitoringFactory.h>
+using namespace o2::monitoring;
+
+int main() {
+
+  std::unique_ptr<Monitoring> monitoringCollector;  
+  monitoringCollector=MonitoringFactory::Get("influxdb-udp://aido2mon-gpn.cern.ch:8088");  
+  monitoringCollector->enableProcessMonitoring(1);
+  
+  uint64_t bytesTotal=0;
+
+  for(;;){
+    bytesTotal+=1000000000;
+    monitoringCollector->send({bytesTotal, "readout.BytesTotal"});
+    monitoringCollector->send({bytesTotal, "readout.BytesTotal"}, DerivedMetricMode::RATE);
+    printf(".");
+    fflush(stdout);
+    sleep(1);
+  }
+
+  return 0;
+}