operating systems principles and practice by thomas anderson and michael dahlin

... recursivebooks.com Operating Systems: Principles and Practice (Second Edition) Volume IV: Persistent Storage by Thomas Anderson and Michael Dahlin Copyright ©Thomas Anderson and Michael Dahlin, 2011-2015 ... Operating Systems Principles & Practice Volume IV: Persistent Storage Second Edition Thomas Anderson University of Washington Mike Dahlin University of Texas and Google Recursive Books ... Kvern, Dan Halperin, Armando Fox, Robin Briggs, Katya Anderson, Sandra Anderson, Lorenzo Alvisi, and William Adams for their help and advice on textbook economics and production The Helen Riaboff Whiteley Center as well as Don

Ngày tải lên: 09/05/2016, 09:54

... operating system running on the hardware platform • Platforms and the operating systems of client and server may differ • These lower-level differences are irrelevant as long as a client and ... procedure call/return semantics • Widely accepted • Standardized – Client and server modules can be moved among computers and operating systems easily Trang 31Remote Procedure Call Mechanism ... on all of the disks Trang 42Clustering Methods: Benefits and Limitations Trang 43Clustering Methods: Benefits and Limitations Trang 44Operating System Design Issues • Failure management – Highly

Ngày tải lên: 16/05/2017, 13:42

... Request 80 Kbytes; Request 60 Kbytes; P2 . Request 70 Kbytes; Request 80 Kbytes; Trang 10Consumable Resources• Created (produced) and destroyed (consumed) • Interrupts, signals, messages, and information ... release for reuse by other processes Trang 7Reusable Resources• Processors, I/O channels, main and secondary memory, devices, and data structures such as files, databases, and semaphores • Deadlock ... Trang 1Chapter 6 Concurrency: Deadlock and ©2008, Prentice Hall Trang 3DeadlockTrang 6Reusable Resources• Used by only one process at a time and not depleted by that use • Processes obtain resources

Ngày tải lên: 16/05/2017, 13:52

... Operating Systems: Internals and Design Principles, 6/E William Stallings Chapter Memory Management Patricia Roy Manatee ... Segmentation The need for memory management • Memory is cheap today, and getting cheaper – But applications are demanding more and more memory, there is never enough! • Memory Management, involves ... address is not within bounds, an interrupt is generated to the operating system Paging • Partition memory into small equal fixed-size chunks and divide each process into the same size chunks • • The

Ngày tải lên: 16/05/2017, 13:52

... Trang 1Chapter 9 Uniprocessor SchedulingOperating Systems: Internals and Design Principles, 6/E William Stallings Dave Bremer Otago Polytechnic, N.Z. ©2008, ... • s = total service time required by the process, including e; Trang 26• Preemptive – Currently running process may be interrupted and moved to ready state by the OS – Preemption may occur when ... System• We can differentiate between user and Trang 17Short-Term Scheduling Criteria: Performance• We could differentiate between performance related criteria, and those unrelated to performance •

Ngày tải lên: 16/05/2017, 13:52

... Trang 1Chapter 11 I/O Management and Disk Scheduling Dave Bremer Otago Polytechnic, NZ ©2008, Prentice Hall Operating Systems: Internals and Design Principles, 6/E William Stallings Trang ... disks and USB keys Trang 33Stream-Oriented Buffering • Transfer information as a stream of bytes • Used for terminals, printers, communication ports, mouse and other pointing devices, and most ... 76Character Cache• Used by character oriented devices – E.g terminals and printers • Either written by the I/O device and read by the process or vice versa – Producer/consumer model used Trang 78I/O

Ngày tải lên: 16/05/2017, 13:53

... 12 File ManagementDave Bremer Otago Polytechnic, N.Z. ©2008, Prentice Hall Operating Systems: Internals and Design Principles, 6/E William Stallings Trang 2• Secondary Storage Management• File ... 7Fields and Records• Fields – Basic element of data – Contains a single value – Characterized by its length and data type • Records – Collection of related fields – Treated as a unit Trang 8File and ... associated with only one file, and – Each file is controlled by only one inode Trang 88Free BSD Inodes include:• The type and access mode of the file • The file’s owner and group-access identifiers

Ngày tải lên: 16/05/2017, 13:53

... Embedded SystemsDave Bremer Otago Polytechnic, N.Z. ©2008, Prentice Hall Operating Systems: Internals and Design Principles, 6/E William Stallings Trang 3Embedded System• One of the most important and ... widely used categories of operating systems • Hardware and software designed to perform a dedicated function • Tightly coupled to their environment • Often, embedded systems are part of a larger ... clock – Provides for special alarms and timeouts – Supports real-time queuing disciplines – Provides primitives to delay processing by a fixed amount of time and to suspend/resume execution Trang

Ngày tải lên: 16/05/2017, 13:53

... Operating Systems: Internals and Design Principles, 6/E William Stallings Chapter 14 Computer Security Threats Roadmap • • • • • • Computer Security Concepts Threats, Attacks, and Assets ... Incapacitation – Corruption – Obstruction by Target • Boot sector infector • File infector • Macro virus by Concealment Strategy • Encrypted virus – Random encryption key encrypts remainder of ... other systems • Remote execution capability – A worm executes a copy of itself on another system • Remote log-in capability – A worm logs on to a remote system as a user and then uses commands

Ngày tải lên: 16/05/2017, 13:53

... 15Computer Security TechniquesDave BremerOtago Polytechnic, N.Z.©2008, Prentice HallOperating Systems:Internals and Design Principles, 6/EWilliam StallingsTrang 2• Authentication• Access Control• Intrusion ... Threshold random walk (TRW) scan detectione Rate limitingf Rate haltingTrang 41Botnet and Rootkit Countermeasures• IDS and Anti-Viral techniques are useful against bots– Main aim is to detect and disable ... Control• Dictates what types of access are permitted, under what circumstances, and by whom – Discretionary access control– Mandatory access control– Role-based access controlTrang 19Not mutually exclusiveTrang

Ngày tải lên: 16/05/2017, 13:53

... Operating Systems: Internals and Design Principles, 6/E William Stallings Chapter Computer System Overview Patricia Roy Manatee Community College, Venice, FL ©2008, Prentice Hall Operating ... registers – Used by processor to control operating of the processor – Used by privileged OS routines to control the execution of programs User-Visible Registers • • May be referenced by machine language ... memory, and I/O modules Computer Components: Top-Level View Processor Registers • User-visible registers – Enable programmer to minimize main memory references by optimizing register use • Control and

Ngày tải lên: 16/05/2017, 14:03

... 53Modern Operating SystemsTrang 54Modern Operating SystemsTrang 55Modern Operating Systems• Symmetric multiprocessing (SMP) – There are multiple processors – These processors share same main memory and ... 56Multiprogramming and Multiprocessing Trang 57Modern Operating Systems• Distributed operating systems – Provides the illusion of a single main memory space and single secondary memory space Trang 58Modern Operating ... 5Services Provided by the OSTrang 6Services Provided by the OS• Controlled access to files • System access Trang 7Services Provided by the OS• Error detection and response – Internal and external hardware

Ngày tải lên: 16/05/2017, 14:03

... Description and ControlOperating Systems: Internals and Design Principles, 6/E William Stallings Dave Bremer Otago Polytechnic, N.Z. ©2008, Prentice Hall Trang 2– How are processes represented and ... processes moved by the dispatcher of the OS to the CPU then back to the queue until the task is competed Trang 18Process Birth and DeathCreated by OS to Spawned by existing See tables 3.1 and 3.2 ... elements • Created and manage by the operating system • Allows support for multiple processes Trang 11Trace of the Process• The behavior of an individual process is shown by listing the sequence

Ngày tải lên: 16/05/2017, 14:03

... Threads, SMP, and Microkernels Dave Bremer Otago Polytechnic, N.Z. ©2008, Prentice Hall Operating Systems: Internals and Design Principles, 6/E William Stallings Trang 3Processes and Threads• ... communication and synchronization – How processes are related to each other Trang 47Windows Processes• Processes and services provided by the Windows Kernel are relatively simple and general purpose ... done in the user space • Bulk of scheduling and synchronization of threads by the application • Example is Solaris Trang 29Relationship Between Thread and ProcessesTrang 31Traditional View• Traditionally,

Ngày tải lên: 16/05/2017, 14:04

... Operating Systems: Internals and Design Principles, 6/E William Stallings Chapter Concurrency: Mutual Exclusion and Synchronization Dave Bremer Otago Polytechnic, ... Message Passing Readers/Writers Problem Multiple Processes • Central to the design of modern Operating Systems is managing multiple processes – Multiprogramming – Multiprocessing – Distributed Processing ... applications – Extension of modular design • Operating system structure – OS themselves implemented as a set of processes or threads Key Terms Interleaving and Overlapping Processes • Earlier (Ch2)

Ngày tải lên: 16/05/2017, 14:04

... Tuning Using Adaptive Voltage and Body Biasing,” International Sympo- sium on Circuits and Systems, pp. 5–8, May 2005. [3] J. T. Kao, M. Miyazaki, and A. P. Chandrakasan, “A 175-mV Multiply- Accumulate ... current is due to band-to-band tunneling in the presence of high electric field and traps in the band gap. If the electric field is high enough, carriers can simply tunnel across the band gap. However, ... gate oxide by tunneling. This is a quantum mechanical effect, and the amount of current depends on the work function between the silicon and the insulator and the insulator thickness and the...

Ngày tải lên: 21/06/2014, 22:20

... process options and emerging design technologies. Basically, the assimilation of distinct high-performance, low operating power, and low standby power devices requires circuits and systems that ... Voltage and Frequency Scaling 27 an open-loop approach, and it is based on the selection of operating points from a predefined {f,V} table. Alternatively, AVS is a closed-loop approach, and its operating ... [V] ABB maxV th AVS minV th Figure 2.5 Frequency scaling and tuning for the 65nm LP-CMOS ringo. Let us now investigate the frequency-scaling and tuning ranges offered by AVS and ABB in 65nm LP-CMOS. For this purpose,...

Ngày tải lên: 21/06/2014, 22:20

... compartmentalisation and polarisation of the affective and the cognitive, of private and public, individual and collective, implicit and explicit, entertaining and worrying, fun and serious, etc. ... rock musicians, by an ex-NME and Rolling Stone journalist, by radio people and by Paul Ol- iver, who may have worn glasses but who, even if maliciously imagined with a goatee beard, horns and a trident, ... concepts presumably shared by emitter and receiver, and how it interacts with their respective cultural, social and natural environments. In other words, reverting to the question ‘why and how does who...

Ngày tải lên: 15/03/2014, 12:40

... is mainly literary and therefore incomplete. Measure what you have learned by comparing your understandings after those first and second readings. Or just skip this chapter and read it after the ... Backus and Zin’s specification can be captured by setting z t =[logm t log m t−1 w t w t−1 w t−2 ] and A z =        φ 1 φ 2 θ 1 σθ 2 σθ 3 σ 10 0 0 0 00 0 0 0 00 1 0 0 00 0 1 0        and ... predict. Backus and Zin argue convincingly that to match observed features that are summarized by estimated first and second moments of the nominal term structure y t process and for yields on...

Ngày tải lên: 08/04/2014, 12:30