'Recovery scheme' diaporamas de présentation

Crash Recovery

Crash Recovery. Crash Recovery. Introduction Storage Failure Recovery Logging Undo Logging Redo Logging ARIES. Storage Types. Volatile storage Main memory Cache memory Nonvolatile storage Stable storage Online (e.g. hard disk, solid state disk)

1.05k views • 74 slides

Concurrency: Deadlock and Starvation

Concurrency: Deadlock and Starvation. Chapter 5. Deadlock. Permanent blocking of a set of processes that either compete for system resources or communicate with each other No efficient solution Involve conflicting needs for resources by two or more processes. Bridge Crossing Example.

823 views • 64 slides

Deadlocks

Deadlocks. The Deadlock Problem. A set of blocked processes each holding a resource and waiting to acquire a resource held by another process in the set Example1 ? System has 2 tape drives ? P 1 and P 2 each hold one tape drive and each needs another one Example2

751 views • 45 slides

RCRT: Rate-Controlled Reliable Transport for Wireless Sensor Networks

RCRT: Rate-Controlled Reliable Transport for Wireless Sensor Networks. Jeongyeup Paek , Embedded Networks Laboratory University of Southern California jpaek@enl.usc.edu Ramesh Govindan , Embedded Networks Laboratory University of Southern California ramesh@usc.edu

412 views • 29 slides

The Evolution of Recovery Schemes in Distributed Dependable Computing

The Evolution of Recovery Schemes in Distributed Dependable Computing. B. Sc. Nikolai Andree B. Sc. Matthieu-P. Schapranow Multiprocessor Scheduling Course by Prof. Dr. Lars Lundberg, Prof. Dr. Andreas Polze Hasso-Plattner-Insitute for IT-Systems Engineering, University of Potsdam May 2oo6.

282 views • 28 slides

Recover the tampered image based on VQ indexing

327 views • 23 slides

Fault Tolerance in the MYRRHA superconducting linac

367 views • 21 slides

Maximizing Restorable Throughput in MPLS Networks

211 views • 20 slides

Fault-Tolerant Rate-Monotonic Scheduling

Fault-Tolerant Rate-Monotonic Scheduling. Sunondo Ghosh, Rami Melhem, Daniel Mosse and Joydeep Sen Sarma. Outline. Background System, task and fault models IBRMS FTRMS Conditions & bounds Simulation & conclusion. Definitions & classifications. Real-time scheduling algorithms

301 views • 16 slides

Representation of System Model with Resource-Allocation Graph

DEADLOCK Date- 12/3/14 By Manoj Kumar (11CS10055). Representation of System Model with Resource-Allocation Graph. A set of edges E and A set of vertices V V is partitioned into two types:

413 views • 12 slides

Optimal Recovery Schemes for Fault Tolerant Distributed Real-Time Systems

Optimal Recovery Schemes for Fault Tolerant Distributed Real-Time Systems. Lars Lundberg and Charlie Svahnberg Department of Computer Science, University of Karlskrona/Ronneby, Sweden. Broken Computer. I/O. Active Computer. Active Computer. I/O. I/O. Active Computer. Standby

237 views • 11 slides