'Stable storage' diaporamas de présentation

Chapter 16: Recovery System

Chapter 16: Recovery System. Failure Classification Storage Structure Recovery and Atomicity Log-Based Recovery Remote Backup Systems. Chapter 16: Recovery System. Transaction failure : Logical errors : transaction cannot complete due to some internal error condition

2.17k views • 95 slides

SQL Server 2008 R2 Data Warehousing

704 views • 55 slides

Chapter 18: Distributed Coordination

Chapter 18: Distributed Coordination. Chapter Objectives. To describe various methods for achieving mutual exclusion in a distributed system To explain how atomic transactions can be implemented in a distributed system

630 views • 52 slides

Database R ecovery Techniques

Database R ecovery Techniques. Database Recovery. 1 Purpose of Database Recovery To bring the database into the last consistent state, which existed prior to the failure To preserve transaction properties Example :

597 views • 42 slides

Crash Recovery

Crash Recovery. Review: The ACID properties. A tomicity : All actions in the Xaction happen, or none happen. C onsistency : If each Xaction is consistent, and the DB starts consistent, it ends up consistent. I solation : Execution of one Xaction is isolated from that of other Xacts.

689 views • 34 slides

Transactions

458 views • 31 slides

CGS 3763 Operating Systems Concepts Spring 2013

CGS 3763 Operating Systems Concepts Spring 2013. Dan C. Marinescu Office: HEC 304 Office hours: M- Wd 11:30 - 12:30 A M. Last time: Atomicity Coordination with a bounded buffer Today Storage models Types of storage Transactions Next time Memory management

505 views • 30 slides

CGS 3763 Operating Systems Concepts Spring 2013

CGS 3763 Operating Systems Concepts Spring 2013. Dan C. Marinescu Office: HEC 304 Office hours: M- Wd 11:30 - 12:30 A M. Last time: Atomicity Coordination with a bounded buffer Today Storage models Types of storage Transactions Next time Memory management

420 views • 30 slides

More on Disks and File Systems

396 views • 28 slides

Spark

Spark. Fast, Interactive, Language-Integrated Cluster Computing. Matei Zaharia, Mosharaf Chowdhury , Tathagata Das, Ankur Dave, Justin Ma, Murphy McCauley, Michael Franklin, Scott Shenker , Ion Stoica. www.spark-project.org. UC BERKELEY. Project Goals.

385 views • 25 slides

Introduction to Distributed Systems

Introduction to Distributed Systems. Outline. about the course relationship to other courses the challenges of distributed systems distributed services *ility for distributed services some basic problems and techniques. What is CPS 212 about?.

372 views • 25 slides

ITFN 2601 Introduction to Operating Systems

ITFN 2601 Introduction to Operating Systems. Lecture 21 Disk Access. Agenda. Disc Types Magnetic RAID Optical Read/Write Scheduling Error Handling Stable Read/Writes. Magnetic Disks. Cylinders Ring Number Heads Which Platter to Read Sectors Rotational Location. Disk Hardware.

342 views • 24 slides

ITFN 2601 Introduction to Operating Systems

ITFN 2601 Introduction to Operating Systems. Lecture 21 Disk Access. Agenda. Disc Types Magnetic RAID Optical Read/Write Scheduling Error Handling Stable Read/Writes. Magnetic Disks. Cylinders Ring Number Heads Which Platter to Read Sectors Rotational Location. Disk Hardware.

336 views • 24 slides

Causal Logging : Manetho

Causal Logging : Manetho. Rohit C Fernandes 10/25/01. Manetho System Model. Non determinististic events Message Receive Internal event(Kernel call) Creation of a new process Output Commit Stable Storage + Volatile Memory. Manetho properties. Tolerate any number of simultaneous failures

300 views • 23 slides

Moving-head Disk Mechanism

Moving-head Disk Mechanism. Rotation Speeds: 60 to 200 rotations per second Head Crash: read-write head makes contact with the surface. Disk Structure. Cylinder : the set of tracks that all the heads are currently located at. Track : A ring on a disk where data can be written

1.27k views • 21 slides

DATA REPRESENTAION

DATA REPRESENTAION. Presenters: Namrata Buddhadev (104) Deepti Bhardwaj (103). Index.

276 views • 20 slides

Transaction Management: Crash Recovery, part 2

272 views • 15 slides

Outline

Outline. Introduction Background Distributed DBMS Architecture Distributed Database Design Distributed Query Processing Distributed Transaction Management Building Distributed Database Systems (RAID) Mobile Database Systems Privacy, Trust, and Authentication Peer to Peer Systems.

272 views • 12 slides

CS444/CS544 Operating Systems

325 views • 11 slides

Practice 8

Practice 8. Chapter Ten. 1. Is disk scheduling, other than FCFS scheduling, useful in a single-user environment ? Explain your answer. Answer :

140 views • 8 slides