CSCI 451: Operating Systems

Sample programs

• Forking a process in C: forking.c
• Creating an external process with Java: OSprocess.java

• Bounded Buffer

• Working with sockets:
  • Date Server in Java: DateServer.java
  • Date Client in Java: DateClient.java

• Working with Java RMI:
  • Remote object interface RemoteDate.java
  • Remote object RemoteDateImpl.java
  • RMI server RMIServer.java
  • RMI client RMIClient.java
  • Set up procedure RMIsetup.txt

• Working with threads:
  • Programming a C-thread: thread.c
  • Same task as above in Java: JavaThread.java
  • More Java threads examples from CSCI202
  • Multithreaded matrix multiplication: MatrixProduct.java
  • Producer/Consumer game and involved files: Channel.java   MessageQueue   Producer.java   Consumer.java   SleepUtilities.java   Factory.java
  • A demo for the interrupt() method: Interrupter.java
  • Thread pool demo: ThreadPoolExample
  • Working with thread groups: AccountDemo1.java
  • Working with thread priorities: ThreadDemo3.java

• Scheduling algorithms:
  • FCFS (First Came First Served): FCFS.java
  • SJF (Shortest Job First): SJF.java
  • Round Robin: RR.java

• 
• Synchronization of threads/processes:
  • Unsynchronized deposits demo: AccountDemo1.java
  • Petersen's solution to synchronization of two processes: SyncDemo1.java
  • Hardware synchronization demo: SyncDemo2.java
  • Synchronization with semaphores: SyncDemo3.java

• Applications of semaphores:
  • Bounded Buffer problem: BufferDemo.java and Semaphore.java
  • Readers and Writers problem: ReadersWriters.java and Semaphore.java
  • The Dining Philosophers problem: Philosophers.java,   Semaphore.java,   SleepUtilities.java

• Java synchronization
  • Synchronized deposits demo: AccountDemo5.java
  • Waiting loop synchronization: BufferDemo7.java
  • Lifelock demo: BufferDemo5.java
  • Using synchronized methods with wait(): BufferDemo2.java and SleepUtilities.java
    ReadersWriters2.java
  • Difference between notify() and notifyAll() methods: ConditionDemo1.java and SleepUtilities.java
  • Using block synchronization: AccountDemo2.java
    BufferDemo4.java and SleepUtilities.java
  • Using Java class Semaphore: BufferDemo3.java and SleepUtilities.java
  • Using reentrant locks (deadlock warning!): BufferDemo6.java and SleepUtilities.java
  • Using condition variables: ConditionDemo2.java and SleepUtilities.java

• Deadlocks
  • Deadlock occurence demo: DeadlockDemo.java and SleepUtilities.java
  • DFS algorithm and sample graph adj. list
  • Clock applet: demo and source code
  • StopWatch applet: demo and source code
  • Banker's algorithm: BankersAlgo.java and customers.txt