operating system concepts silberschatz galvin and gagne 7th edition wiley 2004

... between a guest operating system and a hostoperating system in a system like VMware? What factors need to beconsidered in choosing the host operating system? Answer: A guest operating system provides ... 4This volume is an instructor’s manual for the Seventh Edition of System Concepts, by Abraham Silberschatz, Peter Baer Galvin, and Greg Gagne. Operating-It consists of answers to the exercises in ... calendars, email, and web browsing Handheld systemsdiffer from traditional desktop systems with smaller memory anddisplay screens and slower processors 1.18 What are the tradeoffs inherent in handheld

Ngày tải lên: 16/10/2021, 15:40

... ACCOMPANY OPERATING-SYSTEM CONCEPTS SEVENTH EDITION Trang 3This volume is an instructor’s manual for the Seventh Edition of System Concepts, by Abraham Silberschatz, Peter Baer Galvin, and Greg Gagne. ... between a guest operating system and a hostoperating system in a system like VMware? What factors need to beconsidered in choosing the host operating system? Answer: A guest operating system provides ... (the operating system) thathandles all types of errors Also, by having errors processed by theoperating system, processes need not contain code to catch andcorrect all the errors possible on a system

Ngày tải lên: 17/10/2017, 23:16

... 513.5 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, Jan 2, 2005A Typical PC Bus Structure Trang 613.6 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts ... 1413.14 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, Jan 2, 2005A Kernel I/O Structure Trang 1513.15 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts ... 2213.22 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, Jan 2, 2005Device-status Table Trang 2313.23 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts

Ngày tải lên: 28/06/2014, 02:20

... 1120.11 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, Jan 2, 2005Trang 1220.12 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, ... 3120.31 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, Jan 2, 2005In.20.1 Trang 3220.32 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, ... Multimedia SystemsTrang 220.2 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, Jan 2, 2005Chapter 20: Multimedia Systems Trang 320.3 Silberschatz, Galvin and Gagne ©2005 Operating

Ngày tải lên: 28/06/2014, 02:20

... modules, and for automatic loading of modules on demand PC and PowerMac systems kernel, 64-bit memory support Trang 721.7 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, ... entireUNIX-compatible operating system free from proprietary code and management tools Trang 521.5 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, Feb 6, 2005The ... Trang 1Chapter 21: The Linux SystemTrang 2Chapter 21: The Linux SystemTrang 321.3 Silberschatz, Galvin and Gagne ©2005 Operating System Concepts – 7 th Edition, Feb 6, 2005Objectives „ To

Ngày tải lên: 28/06/2014, 02:20

... with Busy Waiting (3)Entering and leaving a critical region using the TSL instruction Trang 30Sleep and WakeupTrang 31SemaphoresTrang 32Implementation of mutex_lock and mutex_unlock Trang 33Monitors ... scheduling Trang 49Scheduling in Batch Systems (2)Trang 50Scheduling in Interactive Systems (1)• Round Robin Scheduling Trang 51Scheduling in Interactive Systems (2)A scheduling algorithm with ... Real-Time SystemsSchedulable real-time system Trang 53Policy versus Mechanism• Separate what is allowed to be done with how it is done – a process knows which of its children threads are important and

Ngày tải lên: 18/10/2014, 15:30

... scheduling is the basis o i Be aching the CPU among The operating systems By computer more Brodtictive.In oe độc nã —— system can make the concepts and present several ee ie NHAN „ roblem of selecting ... 3x; Windows 95 introduced HT Scheduling, and all subsequent versions of Window's operating Systems hay ised preemptive scheduling The Mac OS * operating system for the M also uses preemptive scheduling, ... the process model O i systems that support them, it is kernel-level threads nel roce 2 eee in fact being scheduled by the operating system ae the oS a ee scheduling and thread scheduling

Ngày tải lên: 29/04/2017, 10:18

... The most stable atoms and thus those that are typically nonreactive are the atoms that have _ a) equal numbers of electrons and protons b) equal numbers of electrons and neutrons c) full inner ... elaborating on polar and non-polar molecules Section Reference: Section 2.1 Covalent Bonds 6) The most electronegative atoms typically present in biological molecules are and Section Reference: ... covalent bond is, elaborating on polar and non-polar molecules Section Reference: Section 2.1 Covalent Bonds 8) Why are free ionic bonds of little importance and relatively unlikely to form in living

Ngày tải lên: 19/10/2017, 16:06

... overhead) Trang 8Concepts Silberschatz and Galvin 1999   9.8 Demand Paging Example • Memory access time = 1 microsecond • 50% of the time the page that is being replaced has been modified and therefore ... faults • Same page may be brought into memory several times Trang 7Concepts Silberschatz and Galvin 1999   9.7 Performance of Demand Paging • Page Fault Rate 0 p 1.0 – if p = 0 no page faults – ... entire program • D = WSS i total demand frames • if D > m Thrashing • Policy if D > m, then suspend one of the processes. Trang 24Concepts Silberschatz and Galvin 1999   9.24 Keeping Track

Ngày tải lên: 30/01/2020, 00:01

... errs save both standard output and standard error in a file Trang 25Concepts Silberschatz and Galvin 1999   21.25 Pipelines, Filters, and Shell Scripts • Can coalesce individual commands via a vertical ... swapped Trang 28Concepts Silberschatz and Galvin 1999   21.28 System Data Segment • Most ordinary work is done in user mode; system calls are performed in system mode. • The system and user phases ... emacs, vi) text formatters (e.g., troff, TEX), and other activities Trang 21Concepts Silberschatz and Galvin 1999   21.21 Shells and Commands command interpreter) • Called a shell, because it

Ngày tải lên: 30/01/2020, 00:40

... 4.9 Operating System Concepts Ready Queue And Various I/O Device Queues Representation of Process Scheduling Trang 6Silberschatz, Galvin and Gagne 2002 4.11 Operating System Concepts Schedulers ... exiting ✔Operating system does not allow child to continue if its parent terminates ✔Cascading termination Trang 10Silberschatz, Galvin and Gagne 2002 4.19 Operating System Concepts Cooperating Processes ... mailbox A Trang 15Silberschatz, Galvin and Gagne 2002 4.29 Operating System Concepts Indirect Communication ■ Mailbox sharing ✦ P 1 , P 2 , and P 3 share mailbox A ✦ P 1 , sends; P 2 and P 3 receive

Ngày tải lên: 30/01/2020, 00:44

... 5Silberschatz, Galvin and Gagne 2002 11.9 Operating System Concepts Simulation of Sequential Access on a Direct-access File Example of Index and Relative Files Trang 6Silberschatz, Galvin and ... is OK Trang 13Silberschatz, Galvin and Gagne 2002 11.25 Operating System Concepts File System Mounting ■ A file system must be mounted before it can be accessed ■ A unmounted file system (I.e ... structure and the files reside on disk Backups of these two structures are kept on tapes A Typical File-system Organization Trang 7Silberschatz, Galvin and Gagne 2002 11.13 Operating System Concepts

Ngày tải lên: 30/01/2020, 00:49

... containing an infection – Safe computing. Trang 6Concepts Silberschatz and Galvin 1999   20.6 The Morris Internet Worm Trang 7Concepts Silberschatz and Galvin 1999   20.7 Threat Monitoring • Check ... Trang 5Concepts Silberschatz and Galvin 1999   20.5 System Threats • Worms – use spawn mechanism; standalone program • Internet worm – Exploited UNIX networking features (remote access) and bugs ... 1Concepts Silberschatz and Galvin 1999   20.1 Module 20: Security • The Security Problem • Authentication • Program Threats • System Threats • Threat Monitoring • Encryption Trang 2Concepts Silberschatz

Ngày tải lên: 30/01/2020, 00:56

... 37, 122, 14, 124, 65, 67 Trang 3Silberschatz, Galvin and Gagne 2002 13.5Operating System Concepts Trang 4Silberschatz, Galvin and Gagne 2002 13.7Operating System Concepts SSTF (Cont.) SCAN ■ The ... cylinder to the first one Trang 6Silberschatz, Galvin and Gagne 2002 13.11Operating System Concepts Trang 7Silberschatz, Galvin and Gagne 2002 13.13Operating System Concepts C-LOOK (Cont.) Selecting ... Swap Map Trang 10Silberschatz, Galvin and Gagne 2002 13.19Operating System Concepts 4.3 BSD Data-Segment Swap Map Trang 11Silberschatz, Galvin and Gagne 2002 13.21Operating System Concepts RAID

Ngày tải lên: 30/01/2020, 00:59

... operating systems Trang 8Silberschatz, Galvin and Gagne  2002 5.15 Operating System Concepts Solaris 2 Threads Solaris Process Trang 9Silberschatz, Galvin and Gagne  2002 5.17 Operating System Concepts ... Model Trang 7Silberschatz, Galvin and Gagne  2002 5.13 Operating System Concepts Threading Issues n Semantics of fork() and exec() system calls n Thread cancellation n Signal handling n Thread ... Trang 6Silberschatz, Galvin and Gagne  2002 5.11 Operating System Concepts Many-to-Many Model n Allows many user level threads to be mapped to many kernel threads n Allows the operating system

Ngày tải lên: 30/01/2020, 01:13

... compilation andfile manipulation Like most computer systems, UNIX consists of two separable parts: Trang 4Silberschatz, Galvin and Gagne 2002 A.7Operating System Concepts 4.3BSD Layer Structure System ... thecommand completes Trang 12Silberschatz, Galvin and Gagne 2002 A.23Operating System Concepts Standard I/O ■ Most processes expect three file descriptors to be openwhen they start: ✦ standard ... executing in system mode ■ The kernel stack and the user structure together compose the system data segment for the process. Trang 15Silberschatz, Galvin and Gagne 2002 A.29Operating System Concepts

Ngày tải lên: 30/01/2020, 01:17

... within any particular time limit Trang 12Concepts Silberschatz and Galvin 1999   23.12 Kernel — Trap Handling • The kernel provides trap handling when exceptions and interrupts are generated by hardware ... standby, modified and bad Trang 18Concepts Silberschatz and Galvin 1999   23.18 The PTE Structure • 5 bits for page protection, 20 bits for page frame address, 4 bits to select a paging file, and ... environmental subsystem that owns the process Trang 21Concepts Silberschatz and Galvin 1999   23.21 Executive — Local Procedure Call Facility • The LPC passes requests and results between client and server

Ngày tải lên: 30/01/2020, 01:25

... volume Trang 12system for both servers and clients The client cache is a m The status cache is kept in virtual memory to allow rapid servicing of stat (file status returning) system calls ... Replicas must be distinguished from one another by m Andrew distinguishes between client machines Trang 10m The local name space is the root file system of a workstation, from which the shared name ... be done through remote-service Trang 7and close operations Trang 8reclaim space allocated to record the state of crashed client processes (orphan detection and elimination) ome environments require

Ngày tải lên: 30/01/2020, 01:27

... finished execution Trang 5Concepts Silberschatz and Galvin 1999   4.5 Process Control Block (PCB) Information associated with each process Trang 8Concepts Silberschatz and Galvin 1999   4.8 Process ... calls at the user level (Project Andrew from CMU) • Hybrid approach implements both user-level and supported threads (Solaris 2) Trang 26Concepts Silberschatz and Galvin 1999   4.26 Threads Support ... Trang 2• An operating system executes a variety of programs:– Batch system – jobs– Time-shared systems – user programs or tasks • Textbook uses the terms job and process almost – data

Ngày tải lên: 30/01/2020, 01:39

... independently and critical-concurrently Trang 9Concepts Silberschatz and Galvin 1999   18.9 Three Undesirable Consequences • The processes need to know the identity of all other processes in the system, ... the coordinator and proceeds with its execution • This scheme requires three messages per critical-section entry: – request – reply– release Trang 6Concepts Silberschatz and Galvin 1999   18.6 ... in the system, it can enter its critical section • After exiting its critical section, the process sends reply messages to all its deferred requests Trang 7Concepts Silberschatz and Galvin 1999

Ngày tải lên: 30/01/2020, 01:40