MCS2254-OPERATING SYSTEMS |
PROCESSES AND THREADS |
Introduction to operating systems review of computer organization operating system structures system calls system programs system structure virtual machines. Processes: Process concept Process scheduling Operations on processes Cooperating processes Interprocess communication Communication in client-server systems. Case study: IPC in Linux. Threads: Multi-threading models Threading issues. Case Study: Pthreads library. |
PROCESS SCHEDULING AND SYNCHRONIZATION |
CPU Scheduling: Scheduling criteria Scheduling algorithms Multiple-processor scheduling Real time scheduling Algorithm Evaluation. Case study: Process scheduling in Linux. Process Synchronization: The critical-section problem Synchronization hardware Semaphores Classic problems of synchronization critical regions Monitors. Deadlock: System model Deadlock characterization Methods for handling deadlocks Deadlock prevention Deadlock avoidance Deadlock detection Recovery from deadlock. |
STORAGE MANAGEMENT |
Memory Management: Background Swapping Contiguous memory allocation Paging Segmentation Segmentation with paging. Virtual Memory: Background Demand paging Process creation Page replacement Allocation of frames Thrashing. Case Study: Memory management in Linux |
FILE SYSTEMS |
File-System Interface: File concept Access methods Directory structure File-system mounting Protection. File-System Implementation : Directory implementation Allocation methods Free-space management efficiency and performance recovery log-structured file systems. Case studies: File system in Linux file system in Windows XP |
I/O SYSTEMS |
I/O Systems I/O Hardware Application I/O interface kernel I/O subsystem streams performance. Mass-Storage Structure: Disk scheduling Disk management Swap-space management RAID disk attachment stable storage tertiary storage. Case study: I/O in Linux |
REFERENCE |
Text Books |
1.Silberschatz, Galvin, and Gagne, Operating System Concepts, Sixth Edition, Wiley India Pvt Ltd, 2003. |
Reference Books |
1.Andrew S. Tanenbaum, Modern Operating Systems, Second Edition, Pearson Education,2004.
2.Gary Nutt, Operating Systems, Third Edition, Pearson Education, 2004.
3.Harvey M. Deital, Operating Systems, Third Edition, Pearson Education,2004. |