SCIP
Solving Constraint Integer Programs
Solving Constraint Integer Programs
internal methods for clocks and timing issues
Definition in file clock.h.
#include "scip/def.h"#include "scip/type_retcode.h"#include "scip/type_set.h"#include "scip/type_clock.h"Go to the source code of this file.
Functions | |
| SCIP_RETCODE | SCIPclockCreate (SCIP_CLOCK **clck, SCIP_CLOCKTYPE clocktype) |
| void | SCIPclockFree (SCIP_CLOCK **clck) |
| void | SCIPclockInit (SCIP_CLOCK *clck, SCIP_CLOCKTYPE clocktype) |
| void | SCIPclockReset (SCIP_CLOCK *clck) |
| void | SCIPclockEnable (SCIP_CLOCK *clck) |
| void | SCIPclockDisable (SCIP_CLOCK *clck) |
| void | SCIPclockEnableOrDisable (SCIP_CLOCK *clck, SCIP_Bool enable) |
| void | SCIPclockSetType (SCIP_CLOCK *clck, SCIP_CLOCKTYPE clocktype) |
| void | SCIPclockStart (SCIP_CLOCK *clck, SCIP_SET *set) |
| void | SCIPclockStop (SCIP_CLOCK *clck, SCIP_SET *set) |
| SCIP_Bool | SCIPclockIsRunning (SCIP_CLOCK *clck) |
| SCIP_Real | SCIPclockGetTime (SCIP_CLOCK *clck) |
| SCIP_Real | SCIPclockGetLastTime (SCIP_CLOCK *clck) |
| void | SCIPclockSetTime (SCIP_CLOCK *clck, SCIP_Real sec) |
| SCIP_Real | SCIPclockGetTimeOfDay (void) |
| SCIP_RETCODE SCIPclockCreate | ( | SCIP_CLOCK ** | clck, |
| SCIP_CLOCKTYPE | clocktype | ||
| ) |
creates a clock and initializes it
| clck | pointer to clock timer |
| clocktype | type of clock |
Definition at line 160 of file clock.c.
References BMSallocMemory, SCIP_ALLOC, SCIP_OKAY, and SCIPclockInit().
Referenced by doScipCreate(), SCIPbranchruleCreate(), SCIPcomprCreate(), SCIPconflictCreate(), SCIPconflicthdlrCreate(), SCIPconshdlrCreate(), SCIPcreateClock(), SCIPcreateCPUClock(), SCIPcreateWallClock(), SCIPcutpoolCreate(), SCIPeventhdlrCreate(), SCIPheurCreate(), SCIPnodeselCreate(), SCIPpresolCreate(), SCIPpricerCreate(), SCIPpricestoreCreate(), SCIPpropCreate(), SCIPreaderCreate(), SCIPreaderRead(), SCIPrelaxCreate(), SCIPreoptCreate(), SCIPsepaCreate(), and SCIPstatCreate().
| void SCIPclockFree | ( | SCIP_CLOCK ** | clck | ) |
frees a clock
| clck | pointer to clock timer |
Definition at line 175 of file clock.c.
References BMSfreeMemory.
Referenced by SCIPbranchruleFree(), SCIPcomprFree(), SCIPconflictFree(), SCIPconflicthdlrFree(), SCIPconshdlrFree(), SCIPcutpoolFree(), SCIPeventhdlrFree(), SCIPfree(), SCIPfreeClock(), SCIPheurFree(), SCIPnodeselFree(), SCIPpresolFree(), SCIPpricerFree(), SCIPpricestoreFree(), SCIPpropFree(), SCIPreaderFree(), SCIPreaderRead(), SCIPrelaxFree(), SCIPreoptFree(), SCIPsepaFree(), and SCIPstatFree().
| void SCIPclockInit | ( | SCIP_CLOCK * | clck, |
| SCIP_CLOCKTYPE | clocktype | ||
| ) |
initializes and resets a clock
| clck | clock timer |
| clocktype | type of clock |
Definition at line 185 of file clock.c.
References SCIPclockSetType(), SCIPdebugMessage, and TRUE.
Referenced by SCIPclockCreate().
| void SCIPclockReset | ( | SCIP_CLOCK * | clck | ) |
completely stop the clock and reset the clock's counter to zero
| clck | clock timer |
Definition at line 199 of file clock.c.
References SCIP_Clock::clocktype, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIPABORT, SCIPdebugMessage, and SCIPerrorMessage.
Referenced by clockSetType(), SCIPbranchruleInit(), SCIPclockDisable(), SCIPclockSetType(), SCIPcomprInit(), SCIPconflicthdlrInit(), SCIPconshdlrInit(), SCIPeventhdlrInit(), SCIPheurInit(), SCIPnodeselInit(), SCIPpresolInit(), SCIPpricerInit(), SCIPpropInit(), SCIPreaderResetReadingTime(), SCIPrelaxInit(), SCIPresetClock(), SCIPsepaInit(), and SCIPstatReset().
| void SCIPclockEnable | ( | SCIP_CLOCK * | clck | ) |
enables the clock
| clck | clock timer |
Definition at line 225 of file clock.c.
References SCIP_Clock::clocktype, SCIPdebugMessage, and TRUE.
Referenced by SCIPclockEnableOrDisable().
| void SCIPclockDisable | ( | SCIP_CLOCK * | clck | ) |
disables and resets the clock
| clck | clock timer |
Definition at line 237 of file clock.c.
References SCIP_Clock::clocktype, FALSE, SCIPclockReset(), and SCIPdebugMessage.
Referenced by SCIPclockEnableOrDisable().
| void SCIPclockEnableOrDisable | ( | SCIP_CLOCK * | clck, |
| SCIP_Bool | enable | ||
| ) |
enables or disables clck, depending on the value of the flag
| clck | the clock to be disabled/enabled |
| enable | should the clock be enabled? |
Definition at line 250 of file clock.c.
References SCIPclockDisable(), and SCIPclockEnable().
Referenced by SCIPbranchruleEnableOrDisableClocks(), SCIPconflictEnableOrDisableClocks(), SCIPconflicthdlrEnableOrDisableClocks(), SCIPconshdlrEnableOrDisableClocks(), SCIPeventhdlrEnableOrDisableClocks(), SCIPheurEnableOrDisableClocks(), SCIPnodeselEnableOrDisableClocks(), SCIPpresolEnableOrDisableClocks(), SCIPpricerEnableOrDisableClocks(), SCIPpropEnableOrDisableClocks(), SCIPreaderEnableOrDisableClocks(), SCIPrelaxEnableOrDisableClocks(), SCIPsepaEnableOrDisableClocks(), and SCIPstatEnableOrDisableStatClocks().
| void SCIPclockSetType | ( | SCIP_CLOCK * | clck, |
| SCIP_CLOCKTYPE | clocktype | ||
| ) |
sets the type of the clock, overriding the default clock type, and resets the clock
| clck | clock timer |
| clocktype | type of clock |
Definition at line 264 of file clock.c.
References SCIP_Clock::clocktype, SCIP_CLOCKTYPE_DEFAULT, SCIPclockReset(), and SCIPdebugMessage.
Referenced by SCIPclockInit().
| void SCIPclockStart | ( | SCIP_CLOCK * | clck, |
| SCIP_SET * | set | ||
| ) |
starts measurement of time in the given clock, update the clock's type if it is bound to the default type
starts measurement of time in the given clock
| clck | clock timer |
| set | global SCIP settings |
Definition at line 280 of file clock.c.
References SCIP_Clock::clocktype, clockUpdateDefaultType(), cputime2sec(), SCIP_Clock::enabled, SCIP_Clock::nruns, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIPABORT, SCIPdebugMessage, SCIPerrorMessage, and walltime2sec().
Referenced by addCurrentSolution(), addNode(), conflictAddConflictCons(), conflictAnalyzeBoundexceedingLP(), conflictAnalyzeInfeasibleLP(), conflictAnalyzeLP(), doCopy(), doScipCreate(), lpBarrier(), lpDualSimplex(), lpLexDualSimplex(), lpPrimalSimplex(), nlpSolve(), nodeRepropagate(), performStrongbranchWithPropagation(), presolve(), runBoundHeuristic(), SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleExit(), SCIPbranchruleExitsol(), SCIPbranchruleInit(), SCIPbranchruleInitsol(), SCIPcolGetStrongbranch(), SCIPcolGetStrongbranches(), SCIPcomprExec(), SCIPcomprExit(), SCIPcomprInit(), SCIPconflictAnalyze(), SCIPconflictAnalyzePseudo(), SCIPconflictAnalyzeStrongbranch(), SCIPconflicthdlrExec(), SCIPconflicthdlrExit(), SCIPconflicthdlrExitsol(), SCIPconflicthdlrInit(), SCIPconflicthdlrInitsol(), SCIPconshdlrCheck(), SCIPconshdlrEnforceLPSol(), SCIPconshdlrEnforcePseudoSol(), SCIPconshdlrEnforceRelaxSol(), SCIPconshdlrExit(), SCIPconshdlrExitpre(), SCIPconshdlrExitsol(), SCIPconshdlrInit(), SCIPconshdlrInitLP(), SCIPconshdlrInitpre(), SCIPconshdlrInitsol(), SCIPconshdlrPresolve(), SCIPconshdlrPropagate(), SCIPconshdlrSeparateLP(), SCIPconshdlrSeparateSol(), SCIPconsResolvePropagation(), SCIPcutpoolSeparate(), SCIPeventhdlrExec(), SCIPeventhdlrExit(), SCIPeventhdlrExitsol(), SCIPeventhdlrInit(), SCIPeventhdlrInitsol(), SCIPheurExec(), SCIPheurExit(), SCIPheurExitsol(), SCIPheurInit(), SCIPheurInitsol(), SCIPnodeselExit(), SCIPnodeselExitsol(), SCIPnodeselInit(), SCIPnodeselInitsol(), SCIPnodeselSelect(), SCIPpresolExec(), SCIPpresolExit(), SCIPpresolExitpre(), SCIPpresolInit(), SCIPpresolInitpre(), SCIPpresolve(), SCIPpricerExit(), SCIPpricerExitsol(), SCIPpricerFarkas(), SCIPpricerInit(), SCIPpricerInitsol(), SCIPpricerRedcost(), SCIPpricestoreAddProbVars(), SCIPpropExec(), SCIPpropExit(), SCIPpropExitpre(), SCIPpropExitsol(), SCIPpropInit(), SCIPpropInitpre(), SCIPpropInitsol(), SCIPpropPresol(), SCIPpropResolvePropagation(), SCIPreaderRead(), SCIPrelaxExec(), SCIPrelaxExit(), SCIPrelaxExitsol(), SCIPrelaxInit(), SCIPrelaxInitsol(), SCIPsepaExecLP(), SCIPsepaExecSol(), SCIPsepaExit(), SCIPsepaExitsol(), SCIPsepaInit(), SCIPsepaInitsol(), SCIPsolve(), SCIPsolveCIP(), SCIPsolveConcurrent(), SCIPstartClock(), and SCIPstartSolvingTime().
| void SCIPclockStop | ( | SCIP_CLOCK * | clck, |
| SCIP_SET * | set | ||
| ) |
stops measurement of time in the given clock
| clck | clock timer |
| set | global SCIP settings |
Definition at line 350 of file clock.c.
References SCIP_Clock::clocktype, SCIP_Clock::enabled, SCIP_Clock::nruns, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIPABORT, SCIPdebugMessage, and SCIPerrorMessage.
Referenced by addCurrentSolution(), addNode(), conflictAddConflictCons(), conflictAnalyzeBoundexceedingLP(), conflictAnalyzeInfeasibleLP(), conflictAnalyzeLP(), doCopy(), lpBarrier(), lpDualSimplex(), lpLexDualSimplex(), lpPrimalSimplex(), nlpSolve(), nodeRepropagate(), performStrongbranchWithPropagation(), presolve(), runBoundHeuristic(), SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleExit(), SCIPbranchruleExitsol(), SCIPbranchruleInit(), SCIPbranchruleInitsol(), SCIPcolGetStrongbranch(), SCIPcolGetStrongbranches(), SCIPcomprExec(), SCIPcomprExit(), SCIPcomprInit(), SCIPconflictAnalyze(), SCIPconflictAnalyzePseudo(), SCIPconflictAnalyzeStrongbranch(), SCIPconflicthdlrExec(), SCIPconflicthdlrExit(), SCIPconflicthdlrExitsol(), SCIPconflicthdlrInit(), SCIPconflicthdlrInitsol(), SCIPconshdlrCheck(), SCIPconshdlrEnforceLPSol(), SCIPconshdlrEnforcePseudoSol(), SCIPconshdlrEnforceRelaxSol(), SCIPconshdlrExit(), SCIPconshdlrExitpre(), SCIPconshdlrExitsol(), SCIPconshdlrInit(), SCIPconshdlrInitLP(), SCIPconshdlrInitpre(), SCIPconshdlrInitsol(), SCIPconshdlrPresolve(), SCIPconshdlrPropagate(), SCIPconshdlrSeparateLP(), SCIPconshdlrSeparateSol(), SCIPconsResolvePropagation(), SCIPcutpoolSeparate(), SCIPeventhdlrExec(), SCIPeventhdlrExit(), SCIPeventhdlrExitsol(), SCIPeventhdlrInit(), SCIPeventhdlrInitsol(), SCIPheurExec(), SCIPheurExit(), SCIPheurExitsol(), SCIPheurInit(), SCIPheurInitsol(), SCIPnodeselExit(), SCIPnodeselExitsol(), SCIPnodeselInit(), SCIPnodeselInitsol(), SCIPnodeselSelect(), SCIPpresolExec(), SCIPpresolExit(), SCIPpresolExitpre(), SCIPpresolInit(), SCIPpresolInitpre(), SCIPpresolve(), SCIPpricerExit(), SCIPpricerExitsol(), SCIPpricerFarkas(), SCIPpricerInit(), SCIPpricerInitsol(), SCIPpricerRedcost(), SCIPpricestoreAddProbVars(), SCIPpropExec(), SCIPpropExit(), SCIPpropExitpre(), SCIPpropExitsol(), SCIPpropInit(), SCIPpropInitpre(), SCIPpropInitsol(), SCIPpropPresol(), SCIPpropResolvePropagation(), SCIPreaderRead(), SCIPrelaxExec(), SCIPrelaxExit(), SCIPrelaxExitsol(), SCIPrelaxInit(), SCIPrelaxInitsol(), SCIPsepaExecLP(), SCIPsepaExecSol(), SCIPsepaExit(), SCIPsepaExitsol(), SCIPsepaInit(), SCIPsepaInitsol(), SCIPsolve(), SCIPsolveCIP(), SCIPsolveConcurrent(), SCIPstopClock(), and SCIPstopSolvingTime().
| SCIP_Bool SCIPclockIsRunning | ( | SCIP_CLOCK * | clck | ) |
returns whether the clock is currently running
| clck | clock timer |
Definition at line 417 of file clock.c.
References SCIP_Clock::nruns.
Referenced by nodeRepropagate(), and SCIPreaderRead().
| SCIP_Real SCIPclockGetTime | ( | SCIP_CLOCK * | clck | ) |
gets the used time of this clock in seconds
| clck | clock timer |
Definition at line 428 of file clock.c.
References SCIP_Clock::clocktype, cputime2sec(), SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIP_Real, SCIPABORT, SCIPdebugMessage, SCIPerrorMessage, and walltime2sec().
Referenced by applyVbounds(), clockSetType(), displayRelevantStats(), doCopy(), lpAlgorithm(), lpBarrier(), lpDualSimplex(), lpLexDualSimplex(), lpPrimalSimplex(), printTime(), SCIPbranchruleGetSetupTime(), SCIPbranchruleGetTime(), SCIPcomprGetSetupTime(), SCIPcomprGetTime(), SCIPconcsolverGetSyncTime(), SCIPconflictGetBoundexceedingLPTime(), SCIPconflictGetGlobalApplTime(), SCIPconflictGetInfeasibleLPTime(), SCIPconflictGetPropTime(), SCIPconflictGetPseudoTime(), SCIPconflictGetStrongbranchTime(), SCIPconflicthdlrGetSetupTime(), SCIPconflicthdlrGetTime(), SCIPconshdlrGetCheckTime(), SCIPconshdlrGetEnfoLPTime(), SCIPconshdlrGetEnfoPSTime(), SCIPconshdlrGetEnfoRelaxTime(), SCIPconshdlrGetPresolTime(), SCIPconshdlrGetPropTime(), SCIPconshdlrGetRespropTime(), SCIPconshdlrGetSepaTime(), SCIPconshdlrGetSetupTime(), SCIPconshdlrGetStrongBranchPropTime(), SCIPcutpoolGetTime(), SCIPeventhdlrGetSetupTime(), SCIPeventhdlrGetTime(), SCIPgetClockTime(), SCIPgetPresolvingTime(), SCIPgetSolvingTime(), SCIPgetTotalTime(), SCIPheurGetSetupTime(), SCIPheurGetTime(), SCIPnodeselGetSetupTime(), SCIPnodeselGetTime(), SCIPpresolGetSetupTime(), SCIPpresolGetTime(), SCIPpresolve(), SCIPpricerGetSetupTime(), SCIPpricerGetTime(), SCIPpricestoreGetProbPricingTime(), SCIPprintHeuristicStatistics(), SCIPprintLPStatistics(), SCIPprintNLPStatistics(), SCIPprintReoptStatistics(), SCIPprintTimingStatistics(), SCIPprintTreeStatistics(), SCIPpropGetPresolTime(), SCIPpropGetRespropTime(), SCIPpropGetSetupTime(), SCIPpropGetStrongBranchPropTime(), SCIPpropGetTime(), SCIPreaderGetReadingTime(), SCIPreaderRead(), SCIPrelaxGetSetupTime(), SCIPrelaxGetTime(), SCIPreoptGetSavingtime(), SCIPsepaGetSetupTime(), SCIPsepaGetTime(), SCIPsolveIsStopped(), SCIPstatUpdatePrimalDualIntegral(), solStamp(), and solveNodeInitialLP().
| SCIP_Real SCIPclockGetLastTime | ( | SCIP_CLOCK * | clck | ) |
gets the last validated time of this clock in seconds
| clck | clock timer |
Definition at line 508 of file clock.c.
References SCIP_Clock::lasttime.
Referenced by SCIPsolveIsStopped(), and solStamp().
| void SCIPclockSetTime | ( | SCIP_CLOCK * | clck, |
| SCIP_Real | sec | ||
| ) |
sets the used time of this clock in seconds
| clck | clock timer |
| sec | time in seconds to set the clock's timer to |
Definition at line 518 of file clock.c.
References clockSetType(), SCIP_Clock::clocktype, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIPABORT, SCIPdebugMessage, SCIPerrorMessage, sec2cputime(), and sec2walltime().
Referenced by clockSetType(), SCIPreaderRead(), SCIPreadProb(), and SCIPsetClockTime().
| SCIP_Real SCIPclockGetTimeOfDay | ( | void | ) |
gets current time of day in seconds (standard time zone)
Definition at line 600 of file clock.c.
References SCIP_Real.
Referenced by SCIPgetTimeOfDay().