Distributed algorithms - PowerPoint PPT Presentation


Understanding Algorithms and Programming Fundamentals

Learn about algorithms, programming, and abstraction in computing. Explore the definition and properties of algorithms, the relationship between algorithms and programming, and the concept of abstraction. Discover how algorithms are like recipes and how abstraction simplifies complex tasks in comput

1 views • 17 slides


Overview of Distributed Systems: Characteristics, Classification, Computation, Communication, and Fault Models

Characterizing Distributed Systems: Multiple autonomous computers with CPUs, memory, storage, and I/O paths, interconnected geographically, shared state, global invariants. Classifying Distributed Systems: Based on synchrony, communication medium, fault models like crash and Byzantine failures. Comp

9 views • 126 slides



Near-Optimal Quantum Algorithms for String Problems - Summary and Insights

Near-Optimal Quantum Algorithms for String Problems by Ce Jin and Shyan Akmal presents groundbreaking research on string problem solutions using quantum algorithms. The study delves into various key topics such as Combinatorial Pattern Matching, Basic String Problems, Quantum Black-box Model, and mo

0 views • 25 slides


Understanding Approximation Algorithms: Types, Terminology, and Performance Ratios

Approximation algorithms aim to find near-optimal solutions for optimization problems, with the performance ratio indicating how close the algorithm's solution is to the optimal solution. The terminology used in approximation algorithms includes P (optimization problem), C (approximation algorithm),

2 views • 10 slides


Understanding Parallel and Distributed Computing Systems

In parallel computing, processing elements collaborate to solve problems, while distributed systems appear as a single coherent system to users, made up of independent computers. Contemporary computing systems like mobile devices, IoT devices, and high-end gaming computers incorporate parallel and d

1 views • 11 slides


Understanding Remote Method Invocation (RMI) in Distributed Systems

A distributed system involves software components on different computers communicating through message passing to achieve common goals. Organized with middleware like RMI, it allows for interactions across heterogeneous networks. RMI facilitates building distributed Java systems by enabling method i

1 views • 47 slides


Distributed DBMS Reliability Concepts and Measures

Distributed DBMS reliability is crucial for ensuring continuous user request processing despite system failures. This chapter delves into fundamental definitions, fault classifications, and types of faults like hard and soft failures in distributed systems. Understanding reliability concepts helps i

0 views • 58 slides


Combining Graph Algorithms with Data Structures and Algorithms in CSE 373 by Kasey Champion

In this lecture, Kasey Champion covers a wide range of topics including graph algorithms, data structures, coding projects, and important midterm topics for CSE 373. The lecture emphasizes understanding ADTs, data structures, asymptotic analysis, sorting algorithms, memory management, P vs. NP, heap

0 views • 38 slides


Understanding Randomized Algorithms: A Deep Dive into Las Vegas and Monte Carlo Algorithms

Randomized algorithms incorporate randomness into computations, with Las Vegas algorithms always providing the correct answer but varying in time, while Monte Carlo algorithms occasionally give wrong answers. Quick Sort is a classic Las Vegas algorithm that involves pivoting elements for sorting. Ch

4 views • 21 slides


Overview of Mutual Exclusion and Memory Models in Distributed Systems

Discussion on fast, randomized mutual exclusion techniques by George Giakkoupis and Philipp Woelfel. Exploring asynchronous shared memory systems with atomic operations. Understanding mutual exclusion principles as outlined by Dijkstra in 1965 and measuring time efficiency in critical sections. Delv

2 views • 23 slides


Economic Models of Consensus on Distributed Ledgers in Blockchain Technology

This study delves into Byzantine Fault Tolerance (BFT) protocols in the realm of distributed ledgers, exploring the complexities of achieving consensus in trusted adversarial environments. The research examines the classic problem in computer science where distributed nodes communicate to reach agre

0 views • 34 slides


Understanding Algorithms and Programming: A Visual Introduction

Explore the fundamental concepts of algorithms and programming through visual representations and practical examples. Learn about algorithmic thinking, abstraction, recipe-like algorithms, and the importance of logical steps in accomplishing tasks. Discover how algorithms encapsulate data and instru

1 views • 17 slides


Distributed Algorithms for Leader Election in Anonymous Systems

Distributed algorithms play a crucial role in leader election within anonymous systems where nodes lack unique identifiers. The content discusses the challenges and impossibility results of deterministic leader election in such systems. It explains synchronous and asynchronous distributed algorithms

2 views • 11 slides


Understanding Networking Principles and Routing Algorithms in Distributed Systems

Delve into the intricacies of networking principles and routing algorithms in distributed systems. Explore the four layers studied, including the network layer that handles routing. Discover the role of routers in forwarding packets between networks and the challenges of designing routing algorithms

1 views • 23 slides


Mathematical Analysis of Algorithms in CMPE371 - Fall 2023-2024

Explore the mathematical analysis of algorithms in CMPE371 for Fall 2023-2024, focusing on non-recursive and recursive algorithms. Learn how to analyze non-recursive algorithms by deciding on input size parameters, identifying basic operations, and simplifying summations. Dive into recursive algorit

1 views • 31 slides


Distributed Graph Algorithms: Introduction and Tree Coloring

This class introduces the fundamentals of distributed graph algorithms focusing on network modeling, complexity measures, solving graph problems, and comparing distributed vs. centralized algorithms. It covers topics such as the LOCAL model, synchronous rounds, communication rounds, computation time

0 views • 17 slides


Pseudodeterministic Algorithms and Their Application in Search Problems

Pseudodeterministic algorithms provide a unique approach to the search problem associated with binary relations, offering an error reduction technique while sacrificing the ability to approximate the average value of a function. By introducing m-pseudodeterministic and pseudo-pseudodeterministic alg

1 views • 6 slides


Overview of Distributed Systems, RAID, Lustre, MogileFS, and HDFS

Distributed systems encompass a range of technologies aimed at improving storage efficiency and reliability. This includes RAID (Redundant Array of Inexpensive Disks) strategies such as RAID levels, Lustre Linux Cluster for high-performance clusters, MogileFS for fast content delivery, and HDFS (Had

0 views • 23 slides


Distributed Software Engineering Overview

Distributed software engineering plays a crucial role in modern enterprise computing systems where large computer-based systems are distributed over multiple computers for improved performance, fault tolerance, and scalability. This involves resource sharing, openness, concurrency, and fault toleran

0 views • 66 slides


PSync: A Partially Synchronous Language for Fault-tolerant Distributed Algorithms

PSync is a language designed by Cezara Drăgoi, Thomas A. Henzinger, and Damien Zufferey to simplify the implementation and reasoning of fault-tolerant distributed algorithms. It introduces a DSL with key elements like communication-closed rounds, an adversary environment model, and efficient runtim

0 views • 22 slides


Understanding STL Algorithms: A Practical Guide

Explore the world of STL algorithms through an insightful discussion on the definition of algorithms, the advantages of using STL algorithms over raw loops, and the different classes of STL algorithms available. Discover how these pre-built libraries can enhance your programming efficiency and code

1 views • 99 slides


Exploring the Role of Algorithms in Game Design

Delve into the world of algorithms in game design, from understanding the fundamental concept of algorithms to their pervasive presence in various aspects of gaming, such as military simulations, medical simulations, and gameplay mechanics. Explore how algorithms shape experiences in different types

0 views • 10 slides


Challenges in Detecting and Characterizing Failures in Distributed Web Applications

The final examination presented by Fahad A. Arshad at Purdue University in 2014 delves into the complexities of failure characterization and error detection in distributed web applications. The presentation highlights the reasons behind failures, such as limited testing and high developer turnover r

0 views • 53 slides


Google Spanner: A Distributed Multiversion Database Overview

Represented at OSDI 2012 by Wilson Hsieh, Google Spanner is a globally distributed database system that offers general-purpose transactions and SQL query support. It features lock-free distributed read transactions, ensuring external consistency of distributed transactions. Spanner enables property

0 views • 27 slides


Evolutionary Computation and Genetic Algorithms Overview

Explore the world of evolutionary computation and genetic algorithms through a presentation outlining the concepts of genetic algorithms, parallel genetic algorithms, genetic programming, evolution strategies, classifier systems, and evolution programming. Delve into scenarios in the forest where gi

0 views • 51 slides


Understanding the CAP Theorem in Distributed Systems

The CAP Theorem, as discussed by Seth Gilbert and Nancy A. Lynch, highlights the tradeoffs between Consistency, Availability, and Partition Tolerance in distributed systems. It explains how a distributed service cannot provide all three aspects simultaneously, leading to practical compromises and re

0 views • 28 slides


Understanding Distributed Hash Table (DHT) in Distributed Systems

In this lecture, Mohammad Hammoud discusses the concept of Distributed Hash Tables (DHT) in distributed systems, focusing on key aspects such as classes of naming, Chord DHT, node entities, key resolution algorithms, and the key resolution process in Chord. The session covers various components of D

0 views • 35 slides


Distributed Database Management and Transactions Overview

Explore the world of distributed database management and transactions with a focus on topics such as geo-distributed nature, replication, isolation among transactions, transaction recovery, and low-latency maintenance. Understand concepts like serializability, hops, and sequence number vectors in ma

0 views • 17 slides


Online Advertising and Algorithms: Insights and Simplifications

Explore the world of online advertisements and algorithms through insightful discussions on online advertising, modern developments in online algorithms, and practical optimization strategies like budgeted allocation. Delve into topics such as decision-making under uncertainty, accessing algorithms,

1 views • 22 slides


Implementing Iterative Algorithms with SPARQL

This comprehensive guide explores the implementation of iterative algorithms with SPARQL, focusing on YarcData/Cray's approach to using these algorithms. It covers YarcData's interest in graphs, the Urika appliance, iterative algorithms in machine learning, implementation approach, and algorithms im

1 views • 12 slides


Overview of Sorting Algorithms and Quadratic Sorting - CS 330 Lecture Notes

Sorting algorithms play a crucial role in computer science and computing tasks, consuming a significant portion of computing power. Various algorithms such as Bubble Sort, Selection Sort, and Insertion Sort are discussed for sorting a list of values efficiently. Quadratic sorting algorithms like Sel

0 views • 30 slides


Understanding Sublinear Algorithms and Graph Parameters in Centralized and Distributed Computing

Centralized sublinear algorithms and their relation to distributed computing are explored, emphasizing the efficiency of algorithms in processing large inputs in sublinear time. Examples of sublinear algorithms for various objects are provided, along with the computation and approximation of graph p

1 views • 34 slides


CS260 Parallel Algorithms: Theory and Practice Review

This review covers essential topics from the CS260 Parallel Algorithms course by Yihan Sun, focusing on key concepts such as scheduler programs, cost models, reduce and scan techniques, PRAM models, atomic primitives, small algorithms, the master theorem, and sorting algorithms like Quicksort and Me

0 views • 25 slides


Distributed Computing Systems Project: Distributed Shell Implementation

Explore the concept of a Distributed Shell in the realm of distributed computing systems, where commands can be executed on remote machines with results returned to users. The project involves building a client-server setup for a Distributed Shell, incorporating functionalities like authentication,

0 views • 14 slides


Exploring Link Reversal Algorithms in Distributed Systems

Link reversal algorithms are a distributed algorithm design technique used in various problem-solving scenarios like routing, leader election, mutual exclusion, and more. By modeling problems as directed graphs and strategically reversing links based on local knowledge, these algorithms efficiently

0 views • 98 slides


Overview of Ceph Distributed File System

Ceph is a scalable, high-performance distributed file system designed for excellent performance, reliability, and scalability in very large systems. It employs innovative strategies like distributed dynamic metadata management, pseudo-random data distribution, and decoupling data and metadata tasks

0 views • 42 slides


Overview of Ceph: A Scalable Distributed File System

Ceph is a high-performance distributed file system known for its excellent performance, reliability, and scalability. It decouples metadata and data operations, leverages OSD intelligence for complexity distribution, and utilizes adaptive metadata cluster architecture. Ceph ensures the separation of

0 views • 23 slides


Exploring Stochastic Algorithms: Monte Carlo and Las Vegas Variations

Stochastic algorithms, including Monte Carlo and Las Vegas variations, leverage randomness to tackle complex tasks efficiently. While Monte Carlo algorithms prioritize speed with some margin of error, Las Vegas algorithms guarantee accuracy but with variable runtime. They play a vital role in primal

0 views • 13 slides


Distributed Transaction Management in CSCI 5533 Course

Exploring transaction concepts and models in distributed systems, Team 5 comprising Dedeepya, Dodla, Ehtheshamuddin, and Hari Kishore under the guidance of Dr. Andrew Yang delve into the intricacies of distributed transaction management in CSCI 5533 Distributed Information Systems.

0 views • 56 slides


Understanding Lock-Free and Wait-Free Algorithms in Concurrent Data Structures

Illustration of lock-free and wait-free algorithms compared to blocking algorithms, with insights on concurrent object execution, blocking vs. non-blocking algorithms, definitions, comparisons between locks, lock-free, and wait-free approaches, and explanations on making algorithms wait-free. Exampl

0 views • 23 slides