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Case Study 1: UNIX and LINUX Chapter 10 10.1 History of unix 10.2 Overview of unix 10.3 Processes in unix 10.4 Memory management in unix 10.5 Input/output in unix 10.6 The unix file system 10.7 Security in unix
UNIX ,[object Object],User Interface
UNIX Utility Programs ,[object Object]
UNIX Kernel ,[object Object]
Processes in UNIX ,[object Object]
POSIX ,[object Object]
System Calls for Process Management ,[object Object],[object Object],[object Object]
POSIX Shell ,[object Object]
Threads in POSIX ,[object Object]
The ls Command ,[object Object]
Flags for Linux clone ,[object Object]
UNIX Scheduler ,[object Object]
Booting UNIX ,[object Object],cp
Handling Memory ,[object Object],[object Object],[object Object],Process A Process B
Sharing Files ,[object Object],A new file mapped simultaneously into two processes
System Calls for Memory Management ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Paging in UNIX ,[object Object],The core map has an entry for each page
Paging in Linux (1) ,[object Object]
Paging in Linux (2) ,[object Object],Buddy algorithm
Networking ,[object Object]
Terminal Management ,[object Object]
UNIX I/O (1) ,[object Object]
UNIX I/O (2) ,[object Object]
Streams ,[object Object]
The UNIX File System (1) ,[object Object]
The UNIX File System (2) ,[object Object],[object Object],(a) Before linking. (b) After linking
The UNIX File System (3) ,[object Object],[object Object],(a) (b) (a) Before mounting. (b) After mounting
Locking Files ,[object Object],[object Object],[object Object]
System Calls for File Management ,[object Object],[object Object],[object Object]
The lstat System Call ,[object Object]
System Calls for Directory Management ,[object Object],[object Object],[object Object]
UNIX File System (1) ,[object Object]
UNIX File System (2) ,[object Object],Structure of the i-node
UNIX File System (3) ,[object Object]
UNIX File System (4) ,[object Object],[object Object]
The Linux File System ,[object Object]
Network File System (1) ,[object Object],[object Object]
Network File System (2) ,[object Object],The NFS layer structure
Security in UNIX ,[object Object]
System Calls for File Protection ,[object Object],[object Object]

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Chapter 10

  • 1. Case Study 1: UNIX and LINUX Chapter 10 10.1 History of unix 10.2 Overview of unix 10.3 Processes in unix 10.4 Memory management in unix 10.5 Input/output in unix 10.6 The unix file system 10.7 Security in unix
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