'Index lookup' presentation slideshows

OpenVMS Distributed Lock Manager Performance

OpenVMS Distributed Lock Manager Performance. Session ES-09-U Keith Parris HPQ. Background. VMS system managers have traditionally looked at performance in 3 areas: CPU Memory I/O But in VMS clusters, what may appear to be an I/O bottleneck can actually be a lock-related issue. Overview.

1.21k views • 80 slides

Enabling High-level SLOs on Shared Storage

Cake. Enabling High-level SLOs on Shared Storage. Andrew Wang, Shivaram Venkataraman, Sara Alspaugh, Randy Katz, Ion Stoica. Trend toward consolidation of front-end and back-end storage systems. Front-end. Backend. Data. Users. Analysis. Front-end. Backend. Minutes to hours. forever.

755 views • 62 slides

Optimization and Evaluation of Nested Queries and Procedures

Optimization and Evaluation of Nested Queries and Procedures. Ravindra Guravannavar Advisor: Prof. S. Sudarshan Indian Institute of Technology Bombay. Broad Outline of this Talk. Motivation and problem overview Known approaches and limitations Overview of our approach

818 views • 60 slides

Explaining the Explain Plan

Explaining the Explain Plan. Disclaimer. The goal of this session to provide you with a guide for reading SQL execution plans and to help you determine if that plan is what you should be expecting

976 views • 52 slides

Monitoring and Testing I/O

Monitoring and Testing I/O. Using Perfmon, Oracle tools and IOMeter for monitoring and load testing the I/O Subsystem. Objectives. At the end of this module the student will understand the following tasks and concepts. Monitoring the I/O Subsystem using Perfmon

564 views • 30 slides

238 views • 23 slides

Archival Storage Venti : A new approach to archival storage Sean Quinlan and Sean Dorward

Archival Storage Venti : A new approach to archival storage Sean Quinlan and Sean Dorward. CS 599 Special topics in OS and Distributed Storage Systems Rohit Kulkarni 4 th Feb 2004. Outline. Archival Storage Venti : key ideas Applications Implementation Performance

679 views • 21 slides