ExceptionGenerator.cc

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#include "ExceptionGenerator.h"

#include <iostream>
#include <typeinfo>
#include <map>
#include <sstream>
#include <sys/time.h>

#include "TRandom3.h"

#include "FWCore/Utilities/interface/Exception.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include "boost/tokenizer.hpp"

#include <cstdio>
#include <sys/types.h>
#include <csignal>

using namespace std;

namespace evf{


  ExceptionGenerator::ExceptionGenerator( const edm::ParameterSet& pset) : 
    actionId_(pset.getUntrackedParameter<int>("defaultAction",-1)),
    intqualifier_(pset.getUntrackedParameter<int>("defaultQualifier",0)), 
    qualifier2_(pset.getUntrackedParameter<double>("secondQualifier",1)), 
    actionRequired_(actionId_!=-1)
  {
    // timing destribution from (https://twiki.cern.ch/twiki/bin/viewauth/CMS/HLTCpuTimingFAQ#2011_Most_Recent_Data)
    // /castor/cern.ch/user/d/dsperka/HLT/triggerSkim_HLTPhysics_run178479_68_188.root
    // Baseline result with CMSSW_4_2_9_HLT3_hltpatch3 and /online/collisions/2011/5e33/v2.1/HLT/V9 :
    // vocms110:/store/timing_178479/outfile-178479-col1.root

    timingHisto_ = new TH1D("timingHisto_","Total time for all modules per event",100,0,1000);
    timingHisto_->SetBinContent(1,5016);
    timingHisto_->SetBinContent(2,4563);
    timingHisto_->SetBinContent(3,3298);
    timingHisto_->SetBinContent(4,1995);
    timingHisto_->SetBinContent(5,1708);
    timingHisto_->SetBinContent(6,1167);
    timingHisto_->SetBinContent(7,928);
    timingHisto_->SetBinContent(8,785);
    timingHisto_->SetBinContent(9,643);
    timingHisto_->SetBinContent(10,486);
    timingHisto_->SetBinContent(11,427);
    timingHisto_->SetBinContent(12,335);
    timingHisto_->SetBinContent(13,332);
    timingHisto_->SetBinContent(14,327);
    timingHisto_->SetBinContent(15,258);
    timingHisto_->SetBinContent(16,257);
    timingHisto_->SetBinContent(17,222);
    timingHisto_->SetBinContent(18,253);
    timingHisto_->SetBinContent(19,223);
    timingHisto_->SetBinContent(20,177);
    timingHisto_->SetBinContent(21,148);
    timingHisto_->SetBinContent(22,148);
    timingHisto_->SetBinContent(23,113);
    timingHisto_->SetBinContent(24,83);
    timingHisto_->SetBinContent(25,84);
    timingHisto_->SetBinContent(26,75);
    timingHisto_->SetBinContent(27,61);
    timingHisto_->SetBinContent(28,66);
    timingHisto_->SetBinContent(29,51);
    timingHisto_->SetBinContent(30,43);
    timingHisto_->SetBinContent(31,38);
    timingHisto_->SetBinContent(32,27);
    timingHisto_->SetBinContent(33,34);
    timingHisto_->SetBinContent(34,28);
    timingHisto_->SetBinContent(35,18);
    timingHisto_->SetBinContent(36,26);
    timingHisto_->SetBinContent(37,18);
    timingHisto_->SetBinContent(38,11);
    timingHisto_->SetBinContent(39,11);
    timingHisto_->SetBinContent(40,12);
    timingHisto_->SetBinContent(41,14);
    timingHisto_->SetBinContent(42,11);
    timingHisto_->SetBinContent(43,8);
    timingHisto_->SetBinContent(44,4);
    timingHisto_->SetBinContent(45,2);
    timingHisto_->SetBinContent(46,5);
    timingHisto_->SetBinContent(47,3);
    timingHisto_->SetBinContent(48,4);
    timingHisto_->SetBinContent(49,6);
    timingHisto_->SetBinContent(50,6);
    timingHisto_->SetBinContent(51,3);
    timingHisto_->SetBinContent(52,5);
    timingHisto_->SetBinContent(53,6);
    timingHisto_->SetBinContent(54,6);
    timingHisto_->SetBinContent(55,6);
    timingHisto_->SetBinContent(56,4);
    timingHisto_->SetBinContent(57,5);
    timingHisto_->SetBinContent(58,9);
    timingHisto_->SetBinContent(59,3);
    timingHisto_->SetBinContent(60,3);
    timingHisto_->SetBinContent(61,8);
    timingHisto_->SetBinContent(62,7);
    timingHisto_->SetBinContent(63,5);
    timingHisto_->SetBinContent(64,7);
    timingHisto_->SetBinContent(65,5);
    timingHisto_->SetBinContent(66,5);
    timingHisto_->SetBinContent(67,4);
    timingHisto_->SetBinContent(68,2);
    timingHisto_->SetBinContent(69,2);
    timingHisto_->SetBinContent(70,4);
    timingHisto_->SetBinContent(71,5);
    timingHisto_->SetBinContent(72,4);
    timingHisto_->SetBinContent(73,5);
    timingHisto_->SetBinContent(74,3);
    timingHisto_->SetBinContent(75,5);
    timingHisto_->SetBinContent(76,3);
    timingHisto_->SetBinContent(77,9);
    timingHisto_->SetBinContent(78,2);
    timingHisto_->SetBinContent(79,2);
    timingHisto_->SetBinContent(80,5);
    timingHisto_->SetBinContent(81,5);
    timingHisto_->SetBinContent(82,5);
    timingHisto_->SetBinContent(83,5);
    timingHisto_->SetBinContent(84,4);
    timingHisto_->SetBinContent(85,4);
    timingHisto_->SetBinContent(86,9);
    timingHisto_->SetBinContent(87,5);
    timingHisto_->SetBinContent(88,4);
    timingHisto_->SetBinContent(89,4);
    timingHisto_->SetBinContent(90,5);
    timingHisto_->SetBinContent(91,3);
    timingHisto_->SetBinContent(92,3);
    timingHisto_->SetBinContent(93,3);
    timingHisto_->SetBinContent(94,7);
    timingHisto_->SetBinContent(95,5);
    timingHisto_->SetBinContent(96,6);
    timingHisto_->SetBinContent(97,2);
    timingHisto_->SetBinContent(98,3);
    timingHisto_->SetBinContent(99,5);
    timingHisto_->SetBinContent(101,147);
    timingHisto_->SetEntries(24934);
  }

  void ExceptionGenerator::beginRun(const edm::Run& r, const edm::EventSetup& iSetup)
  {

    gettimeofday(&tv_start_,nullptr);
  }

  void __attribute__((optimize("O0"))) ExceptionGenerator::analyze(const edm::Event & e, const edm::EventSetup& c)
    {
      float dummy = 0.;
      unsigned int iterations = 0;
      if(actionRequired_) 
    {
      int *pi = nullptr;//null-pointer used with actionId_ 8 and 12 to intentionally cause segfault
      int ind = 0; 
      int step = 1; 
      switch(actionId_)
        {
        case 0:
          ::usleep(intqualifier_*1000);
          break;
        case 1:
          ::sleep(0xFFFFFFF);
          break;
        case 2:
          throw cms::Exception(qualifier_) << "This exception was generated by the ExceptionGenerator";
          break;
        case 3:
          exit(-1);
          break;
        case 4:
          abort();
          break;
        case 5:
          throw qualifier_; 
          break;
        case 6:
          while(true){ind+=step; if(ind>1000000) step = -1; if(ind==0) step = 1;}
          break;
        case 7:
          edm::LogError("TestErrorMessage") << qualifier_;
          break;
        case 8:
          *pi=0;//intentionally caused segfault by assigning null pointer (this produces static-checker warning)
          break;
        case 9:
          for(unsigned int j=0; j<intqualifier_*1000*100;j++){
        dummy += sqrt(log(float(j+1)))/float(j*j);
          }
          break;
            case 10:
              iterations = 100*static_cast<unsigned int>(
                timingHisto_->GetRandom() * intqualifier_*17. + 0.5
              );
          for(unsigned int j=0; j<iterations;j++){
        dummy += sqrt(log(float(j+1)))/float(j*j);
          }
              break;
            case 11:
          { 
                iterations = static_cast<unsigned int>(
                  timingHisto_->GetRandom() * intqualifier_*12. + 0.5
                );
                TRandom3 random(iterations);
                const size_t dataSize = 32*500; // 124kB
                std::vector<double> data(dataSize);
                random.RndmArray(dataSize, &data[0]);
              
            for(unsigned int j=0; j<iterations;j++){
                  const size_t index = static_cast<size_t>(random.Rndm() * dataSize + 0.5);
                  const double value = data[index];
          dummy += sqrt(log(value+1))/(value*value);
                  if ( random.Rndm() < 0.1 )
                    data[index] = dummy;
            }
          }
              break;
        case 12:
          {
        timeval tv_now;
            gettimeofday(&tv_now,nullptr);
        if ((unsigned)(tv_now.tv_sec-tv_start_.tv_sec)>intqualifier_)
          *pi=0;//intentionally caused segfault by assigning null pointer (this produces static-checker warning)
          }
          break;
        case 13:
              {
            void *vp = malloc(1024);
            memset((char *)vp - 32, 0, 1024);
            free(vp);
              }
          break;
        case 14:
              {
                float mean = 60.; // timingHisto_->GetMean();
                float scale = intqualifier_ / mean;
                float off = intqualifier_ * (1. - qualifier2_);
                scale  = scale*qualifier2_; // scale factor (1 default)
                iterations = static_cast<unsigned int>(max(1.,off + timingHisto_->GetRandom() * scale));
                //std::cout << " off " << off << " scale " << scale << " " << iterations << std::endl;
                ::usleep(iterations*1000);
              }
              break;
        case 15:
              {
                float mean = 60.; // timingHisto_->GetMean();
                float scale = intqualifier_ / mean;
                float off = intqualifier_ * (1. - qualifier2_);
                scale  = scale*qualifier2_; // scale factor (1 default)
                iterations = static_cast<unsigned int>(max(1.,off + timingHisto_->GetRandom() * scale));
                iterations *= 100000;
            for(unsigned int j=0; j<iterations;j++){
          dummy += sqrt(log(float(j+1)))/float(j*j);
            }
              }
              break;
            default:
              break;
        }

    }
    }
    
    void ExceptionGenerator::endLuminosityBlock(edm::LuminosityBlock const &lb, edm::EventSetup const &es)
    {

    }
    

} // end namespace evf