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LECTURE NOTES ON OPERATING SYSTEMS important pdf notes
Neeraj Yadav

LECTURE NOTES ON OPERATING SYSTEMS important pdf notes

Neeraj Yadav | 19-Jan-2016 |
PROCESSES AND THREADS , PROCESS SCHEDULING AND SYNCHRONIZATION , Storage management , File Systems , I/O SYSTEMS ,

Hi friends, here Neeraj Yadav uploaded notes for Operating Systems with title LECTURE NOTES ON OPERATING SYSTEMS important pdf notes. You can download this lecture notes, ebook by clicking on the below file name or icon.

UNIT I 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 – Inter process communication – Communication
in client – Server systems – Case study – IPC in Linux – Threads – Multi-threading models – Threading issues – Case Study: Pthreads library
UNIT II 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.
UNIT III 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
.
UNIT IV 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.
UNIT V 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.

 

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