#include <DQMMonitoringService.h>

Public Member Functions
void	connect ()

	DQMMonitoringService (const edm::ParameterSet &, edm::ActivityRegistry &)

void	evEvent (StreamID const &)

void	evLumi (GlobalContext const &)

void	keepAlive ()

void	outputLumiUpdate ()

void	outputUpdate (ptree &doc)

void	tryUpdate ()

	~DQMMonitoringService ()

Private Attributes
unsigned long	last_lumi_

long	last_lumi_nevents_

std::chrono::high_resolution_clock::time_point	last_lumi_time_

std::chrono::high_resolution_clock::time_point	last_update_time_

unsigned long	lumi_

boost::asio::local::stream_protocol::iostream	mstream_

long	nevents_

unsigned long	run_

Detailed Description

Definition at line 44 of file DQMMonitoringService.h.

Constructor & Destructor Documentation

dqmservices::DQMMonitoringService::DQMMonitoringService	(	const edm::ParameterSet &	pset,
		edm::ActivityRegistry &	ar
	)

Definition at line 16 of file DQMMonitoringService.cc.

References ecal_dqm_sourceclient-live_cfg::cerr, evEvent(), evLumi(), last_lumi_, last_lumi_nevents_, last_lumi_time_, lumi_, mstream_, nevents_, fileCollector::now, run_, edm::ActivityRegistry::watchPreGlobalBeginLumi(), edm::ActivityRegistry::watchPreSourceEvent(), and x().

                                                                     {
   const char* x = getenv("DQM2_SOCKET");
   if (x) {
     std::cerr << "Monitoring pipe: " << x << std::endl;
     mstream_.connect(boost::asio::local::stream_protocol::endpoint(x));
   } else {
     std::cerr << "Monitoring file not found, disabling." << std::endl;
   }
 
   // init counters
   nevents_ = 0;
 
   last_lumi_ = 0;
   last_lumi_nevents_ = 0;
   last_lumi_time_ = std::chrono::high_resolution_clock::now();
 
   run_ = 0;
   lumi_ = 0;
 
   ar.watchPreGlobalBeginLumi(this, &DQMMonitoringService::evLumi);
   ar.watchPreSourceEvent(this, &DQMMonitoringService::evEvent);
 }

dqmservices::DQMMonitoringService::~DQMMonitoringService ( )

Definition at line 40 of file DQMMonitoringService.cc.

40 {}

Member Function Documentation

void dqmservices::DQMMonitoringService::connect ( )

void dqmservices::DQMMonitoringService::evEvent ( StreamID const & iContext )

Definition at line 99 of file DQMMonitoringService.cc.

References nevents_, and tryUpdate().

Referenced by DQMMonitoringService().

                                                            {
   nevents_ += 1;
   tryUpdate();
 }

void dqmservices::DQMMonitoringService::evLumi ( GlobalContext const & iContext )

Definition at line 83 of file DQMMonitoringService.cc.

References last_lumi_, last_lumi_nevents_, last_lumi_time_, lumi_, edm::LuminosityBlockID::luminosityBlock(), edm::GlobalContext::luminosityBlockID(), nevents_, fileCollector::now, outputLumiUpdate(), edm::LuminosityBlockID::run(), and run_.

Referenced by DQMMonitoringService().

                                                                {
   using std::chrono::duration_cast;
   using std::chrono::milliseconds;
 
   // these might be different than the numbers we want to report
   // rate/stats per lumi are calculated from last_*_ fields
   run_ = iContext.luminosityBlockID().run();
   lumi_ = iContext.luminosityBlockID().luminosityBlock();
 
   outputLumiUpdate();
 
   last_lumi_time_ = std::chrono::high_resolution_clock::now();
   last_lumi_nevents_ = nevents_;
   last_lumi_ = lumi_;
 }

void dqmservices::DQMMonitoringService::keepAlive ( )

Definition at line 121 of file DQMMonitoringService.cc.

References mstream_, and tryUpdate().

                                      {
   if (!mstream_) return;
 
   mstream_ << "\n";
   mstream_.flush();
 
   tryUpdate();
 }

void dqmservices::DQMMonitoringService::outputLumiUpdate ( )

Definition at line 42 of file DQMMonitoringService.cc.

References KineDebug3::count(), cmsPerfStripChart::format, last_lumi_, last_lumi_nevents_, last_lumi_time_, lumi_, nevents_, fileCollector::now, NULL, outputUpdate(), RPCpg::rate(), and run_.

Referenced by evLumi(), and tryUpdate().

                                             {
   using std::chrono::duration_cast;
   using std::chrono::milliseconds;
 
   auto now = std::chrono::high_resolution_clock::now();
 
   ptree doc;
 
   // these might be different than the numbers we want to report
   // rate/stats per lumi are calculated from last_*_ fields
   doc.put("cmssw_run", run_);
   doc.put("cmssw_lumi", lumi_);
   doc.put("events_total", nevents_);
 
   // do statistics for the last (elapsed) ls
   auto lumi_millis = duration_cast<milliseconds>(now - last_lumi_time_).count();
   auto lumi_events = nevents_ - last_lumi_nevents_;
   auto lumi_last = last_lumi_;
 
   if ((lumi_last > 0) && (lumi_millis > 0)) {
     doc.put("lumi_number", lumi_last);
     doc.put("lumi_events", lumi_events);
     doc.put("lumi_duration_ms", lumi_millis);
 
     float rate = ((float)lumi_events * 1000) / lumi_millis;
     doc.put("events_rate", rate);
 
     // also save the history entry
     ptree plumi;
     plumi.put("n", lumi_last);
     plumi.put("nevents", lumi_events);
     plumi.put("nmillis", lumi_millis);
     plumi.put("rate", rate);
 
     std::time_t hkey = std::time(NULL);
     doc.add_child(str(boost::format("extra.lumi_stats.%d") % hkey), plumi);
   }
 
   outputUpdate(doc);
 }

void dqmservices::DQMMonitoringService::outputUpdate ( ptree & doc )

Definition at line 104 of file DQMMonitoringService.cc.

References last_update_time_, mstream_, fileCollector::now, and NULL.

Referenced by outputLumiUpdate().

                                                   {
   using std::chrono::duration_cast;
   using std::chrono::milliseconds;
 
   if (!mstream_) return;
 
   try {
     last_update_time_ = std::chrono::high_resolution_clock::now();
     doc.put("update_timestamp", std::time(NULL));
 
     write_json(mstream_, doc, false);
     mstream_.flush();
   } catch (...) {
     // pass
   }
 }

void dqmservices::DQMMonitoringService::tryUpdate ( )

Definition at line 130 of file DQMMonitoringService.cc.

References KineDebug3::count(), last_update_time_, mstream_, fileCollector::now, and outputLumiUpdate().

Referenced by evEvent(), and keepAlive().

                                      {
   using std::chrono::duration_cast;
   using std::chrono::milliseconds;
 
   if (!mstream_) return;
 
   // sometimes we don't see any transition for a very long time
   // but we still want updates
   // luckily, keepAlive is called rather often by the input source
   auto now = std::chrono::high_resolution_clock::now();
   auto millis = duration_cast<milliseconds>(now - last_update_time_).count();
   if (millis >= (25 * 1000)) {
     outputLumiUpdate();
   }
 }