Detailed Description

methods for clocks and timing issues

Author: Tobias Achterberg

Definition in file clock.c.

#include <assert.h>
#include <sys/times.h>
#include <sys/time.h>
#include <unistd.h>
#include <time.h>
#include "scip/def.h"
#include "scip/pub_message.h"
#include "blockmemshell/memory.h"
#include "scip/set.h"
#include "scip/clock.h"
#include "scip/struct_clock.h"

Go to the source code of this file.

Functions
static SCIP_Real	cputime2sec (clock_t cputime)
static SCIP_Real	walltime2sec (long sec, long usec)
static void	sec2cputime (SCIP_Real sec, clock_t *cputime)
static void	sec2walltime (SCIP_Real sec, long wallsec, long wallusec)
static void	clockSetType (SCIP_CLOCK *clck, SCIP_CLOCKTYPE newtype)
static void	clockUpdateDefaultType (SCIP_CLOCK *clck, SCIP_CLOCKTYPE defaultclocktype)
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)

Function Documentation

◆ cputime2sec()

SCIP_Real cputime2sec ( clock_t cputime )

static

converts CPU clock ticks into seconds

Parameters

cputime clock ticks for CPU time

Definition at line 53 of file clock.c.

References cputime2sec(), and SCIP_Real.

Referenced by cputime2sec(), SCIPclockGetTime(), and SCIPclockStart().

◆ walltime2sec()

SCIP_Real walltime2sec	(	long	sec,
		long	usec )

static

converts wall clock time into seconds

Parameters

sec	seconds counter
usec	microseconds counter

Definition at line 77 of file clock.c.

References SCIP_Real, and walltime2sec().

Referenced by SCIPclockGetTime(), SCIPclockStart(), and walltime2sec().

◆ sec2cputime()

void sec2cputime	(	SCIP_Real	sec,
		clock_t *	cputime )

static

converts seconds into CPU clock ticks

Parameters

sec	seconds
cputime	pointer to store clock ticks for CPU time

Definition at line 87 of file clock.c.

References assert(), NULL, SCIP_Real, and sec2cputime().

Referenced by SCIPclockSetTime(), and sec2cputime().

◆ sec2walltime()

void sec2walltime	(	SCIP_Real	sec,
		long *	wallsec,
		long *	wallusec )

static

converts wall clock time into seconds

Parameters

sec	seconds
wallsec	pointer to store seconds counter
wallusec	pointer to store microseconds counter

Definition at line 110 of file clock.c.

References assert(), NULL, SCIP_Real, and sec2walltime().

Referenced by SCIPclockSetTime(), and sec2walltime().

◆ clockSetType()

void clockSetType	(	SCIP_CLOCK *	clck,
		SCIP_CLOCKTYPE	newtype )

static

sets the clock's type and converts the clock timer accordingly

Parameters

clck	clock timer
newtype	new clock type

Definition at line 126 of file clock.c.

References assert(), clockSetType(), SCIP_Clock::clocktype, SCIP_Clock::nruns, NULL, SCIP_CLOCKTYPE_DEFAULT, SCIP_Real, SCIPclockGetTime(), SCIPclockReset(), SCIPclockSetTime(), and SCIPdebugMessage.

Referenced by clockSetType(), clockUpdateDefaultType(), and SCIPclockSetTime().

◆ clockUpdateDefaultType()

void clockUpdateDefaultType	(	SCIP_CLOCK *	clck,
		SCIP_CLOCKTYPE	defaultclocktype )

static

if the clock uses the default clock type and the default changed, converts the clock timer to the new type

Parameters

clck	clock timer
defaultclocktype	default type of clock to use

Definition at line 157 of file clock.c.

References assert(), clockSetType(), SCIP_Clock::clocktype, clockUpdateDefaultType(), NULL, SCIP_CLOCKTYPE_DEFAULT, and SCIP_Clock::usedefault.

Referenced by clockUpdateDefaultType(), and SCIPclockStart().

◆ SCIPclockCreate()

SCIP_RETCODE SCIPclockCreate	(	SCIP_CLOCK **	clck,
		SCIP_CLOCKTYPE	clocktype )

creates a clock and initializes it

Parameters

clck	pointer to clock timer
clocktype	type of clock

Definition at line 170 of file clock.c.

References assert(), BMSallocMemory, NULL, SCIP_ALLOC, SCIP_OKAY, SCIPclockCreate(), and SCIPclockInit().

Referenced by doBendersCreate(), doBenderscutCreate(), doBranchruleCreate(), doComprCreate(), doConflicthdlrCreate(), doConshdlrCreate(), doCutselCreate(), doEventhdlrCreate(), doHeurCreate(), doIISfinderCreate(), doNodeselCreate(), doPresolCreate(), doPricerCreate(), doPropCreate(), doReaderCreate(), doRelaxCreate(), doScipCreate(), doSepaCreate(), SCIPclockCreate(), SCIPconflictCreate(), SCIPcreateClock(), SCIPcreateCPUClock(), SCIPcreateWallClock(), SCIPcutpoolCreate(), SCIPexprhdlrCreate(), SCIPiisCreate(), SCIPnlpiCreate(), SCIPpricestoreCreate(), SCIPreaderRead(), SCIPreoptCreate(), and SCIPstatCreate().

◆ SCIPclockFree()

void SCIPclockFree ( SCIP_CLOCK ** clck )

frees a clock

Parameters

clck	pointer to clock timer

Definition at line 185 of file clock.c.

References assert(), BMSfreeMemory, NULL, and SCIPclockFree().

Referenced by SCIPbenderscutFree(), SCIPbendersFree(), SCIPbranchruleFree(), SCIPclockFree(), SCIPcomprFree(), SCIPconflictFree(), SCIPconflicthdlrFree(), SCIPconshdlrFree(), SCIPcutpoolFree(), SCIPcutselFree(), SCIPeventhdlrFree(), SCIPexprhdlrFree(), SCIPfree(), SCIPfreeClock(), SCIPheurFree(), SCIPiisfinderFree(), SCIPiisFree(), SCIPnlpiFree(), SCIPnodeselFree(), SCIPpresolFree(), SCIPpricerFree(), SCIPpricestoreFree(), SCIPpropFree(), SCIPreaderFree(), SCIPreaderRead(), SCIPrelaxFree(), SCIPreoptFree(), SCIPsepaFree(), and SCIPstatFree().

◆ SCIPclockInit()

void SCIPclockInit	(	SCIP_CLOCK *	clck,
		SCIP_CLOCKTYPE	clocktype )

initializes and resets a clock

Parameters

clck	clock timer
clocktype	type of clock

Definition at line 195 of file clock.c.

References assert(), SCIP_Clock::enabled, SCIP_Clock::lasttime, NULL, SCIPclockInit(), SCIPclockSetType(), SCIPdebugMessage, and TRUE.

Referenced by SCIPclockCreate(), and SCIPclockInit().

◆ SCIPclockReset()

void SCIPclockReset ( SCIP_CLOCK * clck )

completely stop the clock and reset the clock's counter to zero

Parameters

clck	clock timer

Definition at line 209 of file clock.c.

References assert(), SCIP_Clock::clocktype, SCIP_Clock::data, SCIP_Clock::nruns, NULL, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIPABORT, SCIPclockReset(), SCIPdebugMessage, SCIPerrorMessage, and SCIP_Clock::usedefault.

Referenced by clockSetType(), SCIPbenderscutInit(), SCIPbendersInit(), SCIPbranchruleInit(), SCIPclockDisable(), SCIPclockReset(), SCIPclockSetType(), SCIPcomprInit(), SCIPconflicthdlrInit(), SCIPconshdlrInit(), SCIPcutselInit(), SCIPeventhdlrInit(), SCIPexprhdlrInit(), SCIPheurInit(), SCIPiisReset(), SCIPnlpiInit(), SCIPnlpiMergeStatistics(), SCIPnodeselInit(), SCIPpresolInit(), SCIPpricerInit(), SCIPpropInit(), SCIPreaderResetReadingTime(), SCIPrelaxInit(), SCIPresetClock(), SCIPsepaInit(), and SCIPstatReset().

◆ SCIPclockEnable()

void SCIPclockEnable ( SCIP_CLOCK * clck )

enables the clock

Parameters

clck	clock timer

Definition at line 235 of file clock.c.

References assert(), SCIP_Clock::clocktype, SCIP_Clock::enabled, NULL, SCIPclockEnable(), SCIPdebugMessage, TRUE, and SCIP_Clock::usedefault.

Referenced by SCIPclockEnable(), and SCIPclockEnableOrDisable().

◆ SCIPclockDisable()

void SCIPclockDisable ( SCIP_CLOCK * clck )

disables and resets the clock

Parameters

clck	clock timer

Definition at line 247 of file clock.c.

References assert(), SCIP_Clock::clocktype, SCIP_Clock::enabled, FALSE, NULL, SCIPclockDisable(), SCIPclockReset(), SCIPdebugMessage, and SCIP_Clock::usedefault.

Referenced by SCIPclockDisable(), and SCIPclockEnableOrDisable().

◆ SCIPclockEnableOrDisable()

void SCIPclockEnableOrDisable	(	SCIP_CLOCK *	clck,
		SCIP_Bool	enable )

enables or disables clck, depending on the value of the flag

Parameters

clck	the clock to be disabled/enabled
enable	should the clock be enabled?

Definition at line 260 of file clock.c.

References assert(), NULL, SCIP_Bool, SCIPclockDisable(), SCIPclockEnable(), and SCIPclockEnableOrDisable().

◆ SCIPclockSetType()

void SCIPclockSetType	(	SCIP_CLOCK *	clck,
		SCIP_CLOCKTYPE	clocktype )

sets the type of the clock, overriding the default clock type, and resets the clock

Parameters

clck	clock timer
clocktype	type of clock

Definition at line 274 of file clock.c.

References assert(), SCIP_Clock::clocktype, NULL, SCIP_CLOCKTYPE_DEFAULT, SCIPclockReset(), SCIPclockSetType(), SCIPdebugMessage, and SCIP_Clock::usedefault.

Referenced by SCIPclockInit(), and SCIPclockSetType().

◆ SCIPclockStart()

void SCIPclockStart	(	SCIP_CLOCK *	clck,
		SCIP_SET *	set )

starts measurement of time in the given clock

starts measurement of time in the given clock, update the clock's type if it is bound to the default type

Parameters

clck	clock timer
set	global SCIP settings

Definition at line 290 of file clock.c.

References assert(), SCIP_Clock::clocktype, clockUpdateDefaultType(), cputime2sec(), SCIP_Clock::enabled, SCIP_Clock::nruns, NULL, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIPABORT, SCIPclockStart(), SCIPdebugMessage, SCIPerrorMessage, and walltime2sec().

Referenced by addCurrentSolution(), addNode(), conflictAddConflictCons(), conflictAnalyzeBoundexceedingLP(), conflictAnalyzeInfeasibleLP(), conflictAnalyzeLP(), doCopy(), doScipCreate(), lpBarrier(), lpDualSimplex(), lpLexDualSimplex(), lpPrimalSimplex(), nlpSolve(), nodeRepropagate(), performStrongbranchWithPropagation(), presolve(), SCIPbenderscutExec(), SCIPbenderscutExit(), SCIPbenderscutExitsol(), SCIPbenderscutInit(), SCIPbenderscutInitsol(), SCIPbendersExec(), SCIPbendersExit(), SCIPbendersExitpre(), SCIPbendersExitsol(), SCIPbendersInit(), SCIPbendersInitpre(), SCIPbendersInitsol(), SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleExit(), SCIPbranchruleExitsol(), SCIPbranchruleInit(), SCIPbranchruleInitsol(), SCIPclockStart(), SCIPcolGetStrongbranch(), SCIPcolGetStrongbranches(), SCIPcomprExec(), SCIPcomprExit(), SCIPcomprInit(), SCIPconflictAnalyze(), SCIPconflictAnalyzePseudo(), SCIPconflictAnalyzeResolution(), SCIPconflictAnalyzeStrongbranch(), SCIPconflicthdlrExec(), SCIPconflicthdlrExit(), SCIPconflicthdlrExitsol(), SCIPconflicthdlrInit(), SCIPconflicthdlrInitsol(), SCIPconshdlrCheck(), SCIPconshdlrEnforceLPSol(), SCIPconshdlrEnforcePseudoSol(), SCIPconshdlrEnforceRelaxSol(), SCIPconshdlrExit(), SCIPconshdlrExitpre(), SCIPconshdlrExitsol(), SCIPconshdlrInit(), SCIPconshdlrInitLP(), SCIPconshdlrInitpre(), SCIPconshdlrInitsol(), SCIPconshdlrPresolve(), SCIPconshdlrPropagate(), SCIPconshdlrSeparateLP(), SCIPconshdlrSeparateSol(), SCIPconsResolvePropagation(), SCIPcutpoolSeparate(), SCIPcutselExit(), SCIPcutselExitsol(), SCIPcutselInit(), SCIPcutselInitsol(), SCIPcutselsSelect(), SCIPeventhdlrExec(), SCIPeventhdlrExit(), SCIPeventhdlrExitsol(), SCIPeventhdlrInit(), SCIPeventhdlrInitsol(), SCIPexprhdlrEstimateExpr(), SCIPexprhdlrInitEstimatesExpr(), SCIPexprhdlrIntEvalExpr(), SCIPexprhdlrReversePropExpr(), SCIPexprhdlrSimplifyExpr(), SCIPheurExec(), SCIPheurExit(), SCIPheurExitsol(), SCIPheurInit(), SCIPheurInitsol(), SCIPiisGenerate(), SCIPlpExactSolveAndEval(), SCIPnlpiAddConstraints(), SCIPnlpiAddVars(), SCIPnlpiChgConsSides(), SCIPnlpiChgExpr(), SCIPnlpiChgLinearCoefs(), SCIPnlpiChgObjConstant(), SCIPnlpiChgVarBounds(), SCIPnlpiCreateProblem(), SCIPnlpiDelConsSet(), SCIPnlpiDelVarSet(), SCIPnlpiFreeProblem(), SCIPnlpiSetObjective(), 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(), SCIPrunBoundHeuristic(), SCIPsepaExecLP(), SCIPsepaExecSol(), SCIPsepaExit(), SCIPsepaExitsol(), SCIPsepaInit(), SCIPsepaInitsol(), SCIPsolve(), SCIPsolveCIP(), SCIPsolveConcurrent(), SCIPstartClock(), SCIPstartSolvingTime(), and SCIPtryStrongbranchLPSol().

◆ SCIPclockStop()

void SCIPclockStop	(	SCIP_CLOCK *	clck,
		SCIP_SET *	set )

stops measurement of time in the given clock

Parameters

clck	clock timer
set	global SCIP settings

Definition at line 360 of file clock.c.

References assert(), SCIP_Clock::clocktype, SCIP_Clock::enabled, SCIP_Clock::nruns, NULL, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIPABORT, SCIPclockStop(), SCIPdebugMessage, and SCIPerrorMessage.

Referenced by addCurrentSolution(), addNode(), conflictAddConflictCons(), conflictAnalyzeBoundexceedingLP(), conflictAnalyzeInfeasibleLP(), conflictAnalyzeLP(), doCopy(), lpBarrier(), lpDualSimplex(), lpLexDualSimplex(), lpPrimalSimplex(), nlpSolve(), nodeRepropagate(), performStrongbranchWithPropagation(), presolve(), SCIPbenderscutExec(), SCIPbenderscutExit(), SCIPbenderscutExitsol(), SCIPbenderscutInit(), SCIPbenderscutInitsol(), SCIPbendersExec(), SCIPbendersExit(), SCIPbendersExitpre(), SCIPbendersExitsol(), SCIPbendersInit(), SCIPbendersInitpre(), SCIPbendersInitsol(), SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleExit(), SCIPbranchruleExitsol(), SCIPbranchruleInit(), SCIPbranchruleInitsol(), SCIPclockStop(), SCIPcolGetStrongbranch(), SCIPcolGetStrongbranches(), SCIPcomprExec(), SCIPcomprExit(), SCIPcomprInit(), SCIPconflictAnalyze(), SCIPconflictAnalyzePseudo(), SCIPconflictAnalyzeResolution(), SCIPconflictAnalyzeStrongbranch(), SCIPconflicthdlrExec(), SCIPconflicthdlrExit(), SCIPconflicthdlrExitsol(), SCIPconflicthdlrInit(), SCIPconflicthdlrInitsol(), SCIPconshdlrCheck(), SCIPconshdlrEnforceLPSol(), SCIPconshdlrEnforcePseudoSol(), SCIPconshdlrEnforceRelaxSol(), SCIPconshdlrExit(), SCIPconshdlrExitpre(), SCIPconshdlrExitsol(), SCIPconshdlrInit(), SCIPconshdlrInitLP(), SCIPconshdlrInitpre(), SCIPconshdlrInitsol(), SCIPconshdlrPresolve(), SCIPconshdlrPropagate(), SCIPconshdlrSeparateLP(), SCIPconshdlrSeparateSol(), SCIPconsResolvePropagation(), SCIPcutpoolSeparate(), SCIPcutselExit(), SCIPcutselExitsol(), SCIPcutselInit(), SCIPcutselInitsol(), SCIPcutselsSelect(), SCIPeventhdlrExec(), SCIPeventhdlrExit(), SCIPeventhdlrExitsol(), SCIPeventhdlrInit(), SCIPeventhdlrInitsol(), SCIPexprhdlrEstimateExpr(), SCIPexprhdlrInitEstimatesExpr(), SCIPexprhdlrIntEvalExpr(), SCIPexprhdlrReversePropExpr(), SCIPexprhdlrSimplifyExpr(), SCIPheurExec(), SCIPheurExit(), SCIPheurExitsol(), SCIPheurInit(), SCIPheurInitsol(), SCIPiisGenerate(), SCIPlpExactSolveAndEval(), SCIPnlpiAddConstraints(), SCIPnlpiAddVars(), SCIPnlpiChgConsSides(), SCIPnlpiChgExpr(), SCIPnlpiChgLinearCoefs(), SCIPnlpiChgObjConstant(), SCIPnlpiChgVarBounds(), SCIPnlpiCreateProblem(), SCIPnlpiDelConsSet(), SCIPnlpiDelVarSet(), SCIPnlpiFreeProblem(), SCIPnlpiSetObjective(), 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(), SCIPrunBoundHeuristic(), SCIPsepaExecLP(), SCIPsepaExecSol(), SCIPsepaExit(), SCIPsepaExitsol(), SCIPsepaInit(), SCIPsepaInitsol(), SCIPsolve(), SCIPsolveCIP(), SCIPsolveConcurrent(), SCIPstopClock(), SCIPstopSolvingTime(), and SCIPtryStrongbranchLPSol().

◆ SCIPclockIsRunning()

SCIP_Bool SCIPclockIsRunning ( SCIP_CLOCK * clck )

returns whether the clock is currently running

Parameters

clck	clock timer

Definition at line 427 of file clock.c.

References assert(), SCIP_Clock::nruns, NULL, SCIP_Bool, and SCIPclockIsRunning().

Referenced by nodeRepropagate(), SCIPclockIsRunning(), and SCIPreaderRead().

◆ SCIPclockGetTime()

SCIP_Real SCIPclockGetTime ( SCIP_CLOCK * clck )

gets the used time of this clock in seconds

Parameters

clck	clock timer

Definition at line 438 of file clock.c.

References assert(), SCIP_Clock::clocktype, cputime2sec(), SCIP_Clock::data, SCIP_Clock::enabled, EPSN, SCIP_Clock::lasttime, SCIP_Clock::nruns, NULL, result, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIP_Real, SCIPABORT, SCIPclockGetTime(), SCIPdebugMessage, SCIPerrorMessage, SCIP_Clock::usedefault, and walltime2sec().

Referenced by applyVbounds(), clockSetType(), createSubscipIIS(), displayRelevantStats(), doCopy(), lpAlgorithm(), lpBarrier(), lpDualSimplex(), lpExactFlushAndSolve(), lpLexDualSimplex(), lpPrimalSimplex(), printTime(), SCIPbenderscutGetSetupTime(), SCIPbenderscutGetTime(), SCIPbendersGetSetupTime(), SCIPbendersGetTime(), SCIPbranchruleGetSetupTime(), SCIPbranchruleGetTime(), SCIPclockGetTime(), SCIPcollectHeuristicStatistics(), SCIPcollectLPStatistics(), SCIPcollectNLPStatistics(), SCIPcollectTimingStatistics(), SCIPcollectTreeStatistics(), SCIPcomprGetSetupTime(), SCIPcomprGetTime(), SCIPconcsolverGetSyncTime(), SCIPconflictGetBoundexceedingLPTime(), SCIPconflictGetGlobalApplTime(), SCIPconflictGetInfeasibleLPTime(), SCIPconflictGetPropTime(), SCIPconflictGetPseudoTime(), SCIPconflictGetResTime(), SCIPconflictGetStrongbranchTime(), SCIPconflicthdlrGetSetupTime(), SCIPconflicthdlrGetTime(), SCIPconshdlrGetCheckTime(), SCIPconshdlrGetEnfoLPTime(), SCIPconshdlrGetEnfoPSTime(), SCIPconshdlrGetEnfoRelaxTime(), SCIPconshdlrGetPresolTime(), SCIPconshdlrGetPropTime(), SCIPconshdlrGetRespropTime(), SCIPconshdlrGetSepaTime(), SCIPconshdlrGetSetupTime(), SCIPconshdlrGetStrongBranchPropTime(), SCIPcutpoolGetTime(), SCIPcutselGetSetupTime(), SCIPcutselGetTime(), SCIPeventhdlrGetSetupTime(), SCIPeventhdlrGetTime(), SCIPexprhdlrGetEstimateTime(), SCIPexprhdlrGetIntevalTime(), SCIPexprhdlrGetReversepropTime(), SCIPexprhdlrGetSimplifyTime(), SCIPgetClockTime(), SCIPgetPresolvingTime(), SCIPgetSolvingTime(), SCIPgetTotalTime(), SCIPheurGetSetupTime(), SCIPheurGetTime(), SCIPiisfinderGetTime(), SCIPiisGenerate(), SCIPiisGetTime(), SCIPlpExactSolveAndEval(), SCIPnlpiGetProblemTime(), SCIPnlpiMergeStatistics(), SCIPnlpiSolve(), SCIPnodeselGetSetupTime(), SCIPnodeselGetTime(), SCIPpresolGetSetupTime(), SCIPpresolGetTime(), SCIPpresolve(), SCIPpricerGetSetupTime(), SCIPpricerGetTime(), SCIPpricestoreGetProbPricingTime(), SCIPprintHeuristicStatistics(), SCIPprintLPStatistics(), SCIPprintNLPStatistics(), SCIPprintReoptStatistics(), SCIPprintTimingStatistics(), SCIPprintTreeStatistics(), SCIPpropGetPresolTime(), SCIPpropGetRespropTime(), SCIPpropGetSetupTime(), SCIPpropGetStrongBranchPropTime(), SCIPpropGetTime(), SCIPreaderGetReadingTime(), SCIPreaderRead(), SCIPrelaxExec(), SCIPrelaxGetSetupTime(), SCIPrelaxGetTime(), SCIPreoptGetSavingtime(), SCIPsepaGetSetupTime(), SCIPsepaGetTime(), SCIPsolveIsStopped(), SCIPstatUpdatePrimalDualIntegrals(), solStamp(), and solveNodeInitialLP().

◆ SCIPclockGetLastTime()

SCIP_Real SCIPclockGetLastTime ( SCIP_CLOCK * clck )

gets the last validated time of this clock in seconds

Parameters

clck	clock timer

Definition at line 529 of file clock.c.

References assert(), SCIP_Clock::lasttime, NULL, SCIP_Real, and SCIPclockGetLastTime().

Referenced by SCIPclockGetLastTime(), SCIPsolveIsStopped(), and solStamp().

◆ SCIPclockSetTime()

void SCIPclockSetTime	(	SCIP_CLOCK *	clck,
		SCIP_Real	sec )

sets the used time of this clock in seconds

Parameters

clck	clock timer
sec	time in seconds to set the clock's timer to

Definition at line 539 of file clock.c.

References assert(), clockSetType(), SCIP_Clock::clocktype, SCIP_Clock::data, SCIP_Clock::nruns, NULL, SCIP_CLOCKTYPE_CPU, SCIP_CLOCKTYPE_DEFAULT, SCIP_CLOCKTYPE_WALL, SCIP_Real, SCIPABORT, SCIPclockSetTime(), SCIPdebugMessage, SCIPerrorMessage, sec2cputime(), sec2walltime(), and SCIP_Clock::usedefault.

Referenced by clockSetType(), SCIPclockSetTime(), SCIPcutpoolSetTime(), SCIPnlpiMergeStatistics(), SCIPreaderRead(), SCIPreadProb(), and SCIPsetClockTime().

◆ SCIPclockGetTimeOfDay()

SCIP_Real SCIPclockGetTimeOfDay ( void )

gets current time of day in seconds (standard time zone)

Definition at line 621 of file clock.c.

References NULL, SCIP_Real, and SCIPclockGetTimeOfDay().

Referenced by SCIPclockGetTimeOfDay(), and SCIPgetTimeOfDay().

Detailed Description

Functions

Function Documentation

◆ cputime2sec()

◆ walltime2sec()

◆ sec2cputime()

◆ sec2walltime()

◆ clockSetType()

◆ clockUpdateDefaultType()

◆ SCIPclockCreate()

◆ SCIPclockFree()

◆ SCIPclockInit()

◆ SCIPclockReset()

◆ SCIPclockEnable()

◆ SCIPclockDisable()

◆ SCIPclockEnableOrDisable()

◆ SCIPclockSetType()

◆ SCIPclockStart()

◆ SCIPclockStop()

◆ SCIPclockIsRunning()

◆ SCIPclockGetTime()

◆ SCIPclockGetLastTime()

◆ SCIPclockSetTime()

◆ SCIPclockGetTimeOfDay()