《并行程序设计导论》第四章PPT.ppt

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1、Copyright©2010,ElsevierInc.AllrightsReservedChapter4SharedMemoryProgrammingwithPthreadsAnIntroductiontoParallelProgrammingPeterPachecoEvaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Copyright©2010,ElsevierInc

2、.AllrightsReservedRoadmapProblemsprogrammingsharedmemorysystems.Controllingaccesstoacriticalsection.Threadsynchronization.ProgrammingwithPOSIXthreads.Mutexes.Producer-consumersynchronizationandsemaphores.Barriersandconditionvariables.Read-writelocks.Threadsafet

3、y.#ChapterSubtitleEvaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.ASharedMemorySystemCopyright©2010,ElsevierInc.AllrightsReservedEvaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright

4、2004-2011AsposePtyLtd.ProcessesandThreadsAprocessisaninstanceofarunning(orsuspended)program.Threadsareanalogoustoa“light-weight”process.Inasharedmemoryprogramasingleprocessmayhavemultiplethreadsofcontrol.Copyright©2010,ElsevierInc.AllrightsReservedEvaluationonl

5、y.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.POSIX®ThreadsAlsoknownasPthreads.AstandardforUnix-likeoperatingsystems.AlibrarythatcanbelinkedwithCprograms.Specifiesanapplicationprogramminginterface(API)formulti-threadedp

6、rogramming.Copyright©2010,ElsevierInc.AllrightsReservedEvaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.CaveatThePthreadsAPIisonlyavailableonPOSIXRsystems—Linux,MacOSX,Solaris,HPUX,…Copyright©2010,ElsevierInc.

7、AllrightsReservedEvaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.HelloWorld!(1)Copyright©2010,ElsevierInc.AllrightsReserveddeclaresthevariousPthreadsfunctions,constants,types,etc.Evaluationonly.CreatedwithAsp

8、ose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.HelloWorld!(2)Copyright©2010,ElsevierInc.AllrightsReservedEvaluationonly.CreatedwithAspose.Slidesfor.