الفصل الأول : مدخل إلى أنظمة التشغيل وبشكل خاص أنظمة التشغيل الموزعة.

CH1: Introduction to operating systems, particularly distributed operating systems.

Fundamental concepts

Distributed OS and Algorithms

Fundamental concepts

OS definition in general

DOS definition

Well-known OS in the world are

The primary functions of an operating system

Software Concepts of Distributed / Parallel system

Evolution of modern operating systems   

Different forms of transparency in a distributed system.

Advantages of distributed systems over centralized systems.

Advantages of distributed systems over isolated (personal) computers

Disadvantages of distributed systems

Distributed control algorithms

Comparison between NOS and DOS  

الفصل الثاني : مدخل إلى العمليات التي تنظم من قبل أنظمة التشغيل الموزعة.  

CH2 : Entrance to the processes that are regulated by the distributed operating systems

Processes in DOS

Concurrent processes and programming

Processes and Threads

Traditional process

(Thread (light weight process

Purpose of using Threads

Primitives of a typical thread package

Implementing a Threads Package

In the user space

In the kernel space

Treads Control flow

Threads packages

Implementing Threads

الفصل الثالث : ادراة وتنظيم دخول البيانات والعمليات إلى وحدة المعالجة المركزية.

CH3 : Manage and regulate the entry of data and processes to the CPU

Processor allocation

System performance of different system architecture in DS

Queuing systems.

The mean response time RT and the mean turnaround time TT.

Speedup performance measures

Allocation Models

Processor allocation strategies

Design Issues for Processor Allocation Algorithms based on Process migration algorithms

Deterministic vs. heuristic

Centralized, hierarchical, or distributed

Optimal vs. suboptimal

Local or global

Location policy

الفصل الرابع : خوارزميات تنظيم المزامنة في الأنظمة الموزعة.

CH4 : Synchronization algorithms organization in distributed systems.

Synchronization in Distributed Systems

Clock Synchronization

Properties Distributed algorithms:

Logical Clocks

Extra information of Logical clock

Lamport’s Algorithm

Using Vector Logical time

Physical Clock Synchronization Algorithms

Cristian's Algorithm uniform clock