GWDG(AGComputing)
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      Vanessa End
      POSIXThreads
  04/28/22                        Practical Course High-Performance Computing
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  Reminders on Shared Memory                                        POSIXThreads
  Table of contents
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  Reminders on Shared Memory                                                 POSIXThreads
  GoodMorning!
    Grabyourcoffee, start your systems
    andgrabtheexercisesheetandthe
    codesnippets from
    https://hps.vi4io.org/teaching/
            _     _
    summer term 2022/pchpc
    Today we’ll be going through
     1 RemindersonSharedMemory
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          Basics
          Mutexes
          Further Means of Access
          Restriction
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  Reminders on Shared Memory                                                  POSIXThreads
  Learning Objectives
       After this session, the participants should be able to
         compile and run a pthread program
         knowhowtospawnandjointhreadswithpthreads
         knowwhatacritical section is and how to handle it with mutexes and
           semaphores
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