CS2028 UNIX INTERNALS L T P C
3 0 0 3
UNIT I 9
General Review of the System-History-System structure-User Perspective-Operating
System Services- Assumptions About Hardware. Introduction to the Kernel-Architecture
System Concepts-Data Structures- System Administration.
UNIT II 9
The Buffer Cache-Headers-Buffer Pool-Buffer Retrieval-Reading and Writing Disk
Blocks-Advantages and Disadvantages. Internal Representation of Files-Inodes-
Structure-Directories-Path Name to Inode- Super Block-Inode Assignment-Allocation of
Disk Blocks -Other File Types.
UNIT III 9
System Calls for the File System-Open-Read-Write-Lseek-Close-Create-Special files
Creation-Change Directory and Change Root-Change Owner and Change Mode- Stat-
Fstat-Pipes-Dup-Mount-Unmount-Link-Unlink-File System Abstraction-
Maintenance.
UNIT IV 9
The System Representation of Processes-States-Transitions-System Memory-Context
of a Process-Saving the Context-Manipulation of a Process Address Space-Sleep
Process Control-signals-Process Termination-Awaiting-Invoking other Programs-The
Shell-System Boot and the INIT Process.
UNIT V 9
Memory Management Policies-Swapping-Demand Paging-a Hybrid System-
I/OSubsystem-Driver Interfaces-Disk Drivers-Terminal Drivers.
TOTAL: 45 PERIODS
TEXTBOOK:
1. Maurice J. Bach, "The Design of the Unix Operating System", Pearson Education,
2002.
REFERENCES:
1. Uresh Vahalia, "UNIX Internals: The New Frontiers", Prentice Hall, 2000.
2. John Lion, "Lion's Commentary on UNIX", 6th edition, Peer-to-Peer
Communications, 2004.
3. Daniel P. Bovet & Marco Cesati, “Understanding the Linux Kernel”, O’REILLY, Shroff
Publishers &Distributors Pvt. Ltd, 2000.
4. M. Beck et al, “Linux Kernel Programming”, Pearson Education Asia, 2002
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