'Contiguous blocks' presentation slideshows

February 14, 2013

February 14, 2013. Green Infrastructure: Linking Landscapes and Communities By Ole M. Amundsen III Strategic Conservation Program Manager The Conservation Fund. The Conservation Fund Mission Statement.

622 views • 51 slides

Global Internet

648 views • 47 slides

Chapter 11: File System Implementation

Chapter 11: File System Implementation. Adapted to COP4610 by Robert van Engelen. File-System Structure. File structure concept: A logical storage unit A collection of related information File system implements file structures File system resides on secondary storage (disks)

662 views • 40 slides

Information Technology and Managerial Applications in Business

Information Technology and Managerial Applications in Business. Chapter 2: Hardware and Software. Objectives. What hardware and software are and how they work together What sequence of inventions contributed to the development of modern computers

507 views • 35 slides

CSC 660: Advanced OS

CSC 660: Advanced OS. Memory Management. Topics. Physical Memory Allocating Memory Slab Allocator User/Kernel Memory Transfer Block I/O I/O Schedulers. Physical Pages. MMU manages memory in pages 4K on 32-bit 8K on 64-bit Every physical page has a struct page

453 views • 33 slides

44221: Information Systems

44221: Information Systems. Spreadsheet Automation By: Ian Perry Room: C41C E-mail: i.p.perry@hull.ac.uk Tel: 01723 35 7287 http://itsy.co.uk/ac/0809/Sem1/44221_IS/. Named Ranges & Macros.

402 views • 32 slides

Using the Crowd for Top-K or Group-By Queries

Using the Crowd for Top-K or Group-By Queries. Susan Davidson U. of Pennsylvania Sanjeev Khanna U. of Pennsylvania Tova Milo Tel Aviv U. Sudeepa Roy U. of Washington. Example: Using Wisdom of Crowd in DB Queries. Database of football players pictures

404 views • 30 slides

Linux file systems

Linux file systems. Name: Peijun Li Student ID: 0100276 Prof. Morteza Anvari. Introduction to Linux. Unix-like operating system Free for everyone to use Multi-user Multi-tasking Internet ready Robust Multi platform Symmetrical Multi Processors .

418 views • 29 slides

Virtual Memory

Virtual Memory. Operating System Concepts chapter 9. CS 355 Operating Systems Dr. Matthew Wright. Background. Often, only part of a running program actually needs to be in memory. The ability to execute a program only partially in memory would provide many benefits:

602 views • 25 slides

Feedback from LAV for the technical run data

Feedback from LAV for the technical run data . T. Spadaro. Run conditions - summary. Running with LAV stations 1 and 2: 1 channel / 320 could not be switched on (HV connector problem at flange) 1 channel / 320 frequently tripping (divider current not stable)

303 views • 17 slides

291 views • 16 slides

Parallel I/O Optimizations

Parallel I/O Optimizations. Sources/Credits: R. Thakur, W. Gropp, E. Lusk. A Case for Using MPI's Derived Datatypes to Improve I/O Performance. Supercomputing 98 URL: http://www.mcs.anl.gov/~thakur/dtype. High Performance I/O with Derived Data Types.

196 views • 10 slides

Secondary Storage

Secondary Storage. Rough Speed Differentials nanoseconds: retrieve data in main memory microseconds: retrieve from under a read head milliseconds: retrieve from elsewhere on disk Approximate Disk Speeds seek (head move): 8 milliseconds rotational latency (spin under): 4 milliseconds

228 views • 7 slides