Line data    Source code

       1              : /**
       2              :  * @file debug_speed.cxx - demonstrate debug message speed when Issues are used.
       3              :  *
       4              :  * This is part of the DUNE DAQ Application Framework, copyright 2020.
       5              :  * Licensing/copyright details are in the COPYING file that you should have
       6              :  * received with this code.
       7              :  *
       8              : 
       9              : Run:
      10              :                                            debug_speed
      11              :   or                                       debug_speed 1  # this
      12              :   or                DUNEDAQ_ERS_DEBUG_LEVEL=2 debug_speed
      13              :   or                DUNEDAQ_ERS_DEBUG_LEVEL=2 debug_speed 1
      14              :   or  TRACE_LVLS=-1                        debug_speed
      15              :   or  TRACE_LVLS=-1                        debug_speed 1
      16              :   or  TRACE_LVLS=-1 DUNEDAQ_ERS_DEBUG_LEVEL=2 debug_speed    # or this
      17              :  */
      18              : 
      19              : #include <logging/Logging.hpp>
      20              : #include <string>
      21              : 
      22            0 : ERS_DECLARE_ISSUE(ers,          // namespace
      23              :                   File2,                // issue class name
      24              :                   "simple message with file="<<file_name, // no message
      25              :                   ((const char *)file_name ) // single attribute
      26              :                   )
      27              : 
      28              : 
      29            0 : int main(int argc, char *argv[] __attribute__((__unused__)))
      30              : {
      31              :         // activate TRACE memory buffer for debugging
      32            0 :         std::string tfile="/tmp/trace_buffer_"+std::string(getenv("USER"))+"_debug_speed";
      33            0 :         system( ("rm -f "+tfile).c_str() );
      34            0 :         setenv("TRACE_FILE",tfile.c_str(),0);
      35              : 
      36            0 :         static const int dbglvl=1;
      37            0 :         setenv("TRACE_LVLM",std::to_string(1ULL<<(TLVL_DEBUG+dbglvl)).c_str(),0); // make sure the specific debug lvl used is enabled
      38              : 
      39            0 :         if (argc > 1) {
      40            0 :           dunedaq::logging::Logging::setup("test", "application");  // either do this or export DUNEDAQ_ERS_FATAL=erstrace,lstderr DUNEDAQ_ERS_ERROR='erstrace,throttle(30,100),lstderr' DUNEDAQ_ERS_WARNING='erstrace,throttle(30,100),lstderr'
      41              :         }
      42              : 
      43            0 :         ers::File2 efile2(ERS_HERE, "constructed file" );
      44              : 
      45            0 :         for (int ii=0; ii<10; ++ii)
      46            0 :                 TLOG_DEBUG(dbglvl) << ers::File2( ERS_HERE, "construct file" );
      47              : 
      48            0 :         for (int ii=0; ii<10; ++ii)
      49            0 :                 TLOG_DEBUG(dbglvl) << efile2;
      50              : 
      51            0 :         for (int ii=0; ii<10; ++ii)
      52            0 :                 TLOG_DEBUG(dbglvl) << "message file does not exist";
      53              :         
      54            0 :         TLOG() << "\ntshow follows:\n\n";
      55            0 :         system( "TRACE_SHOW=\"%H%x%N %T %P %i %C %e %L %R %m\" trace_cntl show | trace_delta -ct 1 -d 1" );
      56              : 
      57            0 :         return (0);
      58            0 : }   // main