Robust/TransSim/TransSim.java

   1 public class TransSim {
   2   public static void main(String[] args) {
   3     int numThreads=8;
   4     int numTrans=4;
   5     int deltaTrans=0;
   6     int numObjects=200;
   7     int numAccesses=20;
   8     int deltaAccesses=0;
   9     int readPercent=0;
  10     //time for operation
  11     int delay=20;
  12     int deltaDelay=4;
  13     //time between transactions
  14     int nonTrans=20;
  15     int deltaNonTrans=4;
  16     //split objects
  17     int splitobjects=100;//10 percent of objects special
  18     int splitaccesses=100;//40 percent of accesses to special objects
  19     int readPercentSecond=30;//20 percent of accesses are reads
  20     int abortThreshold=0; //need 4 aborts to declare risky
  21     int abortRatio=0;//need 40% aborts vs commits to declare risky
  22     int deadlockdepth=10;
  23
  24     Plot p=new Plot("plot");
  25
  26     for(int i=1;i<40;i+=1) {
  27       System.out.println("i="+i);
  28       Executor e=new Executor(numThreads, numTrans, deltaTrans, numObjects, i, deltaAccesses, readPercent, delay, deltaDelay, nonTrans, deltaNonTrans, splitobjects, splitaccesses, readPercentSecond);
  29       System.out.println(e.maxTime());
  30       FlexScheduler ls=new FlexScheduler(e, FlexScheduler.LAZY, null);
  31       ls.dosim();
  32       System.out.println("Lazy Time="+ls.getTime());
  33       System.out.println("Aborts="+ls.getAborts()+" Commit="+ls.getCommits());
  34       p.getSeries("LAZY").addPoint(i, ls.getTime());
  35
  36
  37       //Lock object accesses
  38       ls=new FlexScheduler(e, FlexScheduler.LOCK, abortThreshold, abortRatio, deadlockdepth, null);
  39       ls.dosim();
  40       System.out.println("Deadlock count="+ls.getDeadLockCount());
  41       System.out.println("Lock Abort="+ls.getTime());
  42       System.out.println("Aborts="+ls.getAborts()+" Commit="+ls.getCommits());
  43       p.getSeries("LOCK").addPoint(i, ls.getTime());
  44
  45       //Lock Commit object accesses
  46       ls=new FlexScheduler(e, FlexScheduler.LOCKCOMMIT, abortThreshold, abortRatio, deadlockdepth, new Plot("FLEX"+i));
  47       ls.dosim();
  48       System.out.println("Deadlock count="+ls.getDeadLockCount());
  49       System.out.println("LockCommit Abort="+ls.getTime());
  50       System.out.println("Aborts="+ls.getAborts()+" Commit="+ls.getCommits());
  51       p.getSeries("LOCKCOMMIT").addPoint(i, ls.getTime());
  52
  53       //Kill others at commit
  54       ls=new FlexScheduler(e, FlexScheduler.COMMIT, null);
  55       ls.dosim();
  56       System.out.println("Fast Abort="+ls.getTime());
  57       System.out.println("Aborts="+ls.getAborts()+" Commit="+ls.getCommits());
  58       p.getSeries("COMMIT").addPoint(i, ls.getTime());
  59
  60       //Eager attack
  61       ls=new FlexScheduler(e, FlexScheduler.ATTACK, null);
  62       ls.dosim();
  63       System.out.println("Attack Abort="+ls.getTime());
  64       System.out.println("Aborts="+ls.getAborts()+" Commit="+ls.getCommits());
  65       p.getSeries("ATTACK").addPoint(i, ls.getTime());
  66
  67       //Eager polite
  68       ls=new FlexScheduler(e, FlexScheduler.POLITE, null);
  69       ls.dosim();
  70       System.out.println("Polite Abort="+ls.getTime());
  71       System.out.println("Aborts="+ls.getAborts()+" Commit="+ls.getCommits());
  72       p.getSeries("POLITE").addPoint(i, ls.getTime());
  73
  74       //Karma
  75       ls=new FlexScheduler(e, FlexScheduler.KARMA, null);
  76       ls.dosim();
  77       System.out.println("Karma Abort="+ls.getTime());
  78       System.out.println("Aborts="+ls.getAborts()+" Commit="+ls.getCommits());
  79       p.getSeries("KARMA").addPoint(i, ls.getTime());
  80
  81       //    Scheduler s=new Scheduler(e, besttime);
  82       //s.dosim();
  83       //System.out.println("Optimal Time="+s.getTime());
  84     }
  85     p.close();
  86   }
  87 }