PPT-Speculative Execution In Distributed File System

and External Synchrony Edmund BNightingale Kaushik Veeraraghavan Peter Chen Jason Flinn Presented by Han Wang Slides based on the SOSP and OSDI presentations C onsistency A vailability. 1 2 speculative execution. In order to fully exploit the potential of value speculation, however, a highly accurate value predictor and efficient architectural support for value speculative execution Priya Bhat, Yonggang Liu, Jing Qin. Content. 1. . Ceph. Architecture. 2. . Ceph. Components. 3. . Performance Evaluation. 4. . Ceph. Demo. 5. Conclusion. Ceph Architecture. What is Ceph?. Ceph is a distributed file system that provides excellent performance, scalability and reliability.. Supriya. . Vadlamani. CS 6410 Advanced Systems. Introduction : Authors. Edmund B Nightingale. Microsoft Research(currently). . Speculator . -. thesis . Jason . Flinn. University of Michigan. Peter M Chen. THE ONLY THING I CAN. TRUST. @. ANDY_PAVLO. Thirty Years Ago…. 2. S. mall # of . CPU. . C. ores. S. mall . M. emory. . S. izes. I. NTERACTIVE . T. ransactions. Check whether user has already voted.. from . Leslie . Lamport. Who is he?. Leslie . Lamport. (born February 7, 1941 in New York City) is an American computer scientist. . Lamport. is best known for his seminal work in distributed systems and as the initial developer of the document preparation system . Advanced Operating System. Zhuoli. Lin. Professor Zhang. Outline. Semantics of File Sharing. File Locking. Sharing File in Coda. Future Work. Semantics of File Sharing. When two or more users share the same file at the same time, it is necessary to define the semantics of reading and writing precisely to avoid problems.. Abdul Saboor. BIG DATA ANALYTICS. Welcome To This Presentation. The Agenda for Presentation. Dryad. Nephele. MapReduce. Point # 1. Point # 2. Point # 5. Point # 3. Point # 4. Pregel. DEE. Point # 6. In-order execution does not always give the best performance on . superscalar. machines.. The following example uses . in-order execution. and . in-order completion. .. Multiplication takes one more cycle to complete than addition/subtraction.. Landon Cox. April . 5, . 2017. Making disk accesses tolerable. Basic idea. Remove disk accesses from critical path. Transform disk latencies into memory latencies. Requires predicting the future. Caching. Group ID: 4. Baolin Wu, . Liushan. Yang, . Pengyu. . Ji. Motivation & Goals. Distributed File System provides more reliable service.. Cloud Storage Service is very popular. Google Cloud Storage, Dropbox, Amazon SC3 have many users.. . by. Swathi. . Vangala. Overview. Distributed File System. History of HDFS. What is HDFS. HDFS Architecture. File commands. Demonstration. Distributed File System. Hold a large amount of data . Chapter 16: Distributed System Structures. Motivation. Types of Network-Based Operating Systems. Network Structure. Network Topology. Communication Structure. Communication Protocols. Robustness. Design Issues. What is a hard disk partition?. File Systems - Partitions. What is a hard disk partition?. Physical (or logical) storage space division on disk. Typically, so can put a file system inside the partition. Google Company. Google, a US-based corporation, was . born out of a research project at . Stanford . with the company launched in 1998. . Offers Internet search and broader web applications. Earns revenue largely from advertising associated with...