PPT-The Dirty-Block Index

Índice de Bloco Sujo modificado AUTORES Vivek Seshadri Abhishek Bhowmick Onur Mutlu Phillip B Gibbonsy Michael A Kozuchy Todd C Mowry Carnegie Mellon University. I dirty you dirty hesheit dirties we dirty you dirty they dirty Present Simple Neg I do not dirty you do not dirty hesheit does not dirty we do not dirty you do not dirty they do not dirty Present Simple Int do I dirty do you dirty does hesheit d to . the Global Water Crisis. Quiz: . Which . Needs More Water?. 8 oz steak, 8 oz chicken or 1/3 pound hamburger . 1 cup of rice or 1 cup of potatoes. 1 pint of beer . or . 16 oz of wine . 8 oz chocolate or 8 oz cheese. Physical Design. And Query Execution Concepts. Physical Design and Query Execution in Context. Database Design. Logical DB Design:. Create a model of the enterprise (e.g., using ER). Create a logical “implementation” (using a relational model and normalization). Hakim Weatherspoon. CS 3410, Spring 2013. Computer Science. Cornell University. P & H Chapter . 5.2-3, 5.5. Goals for Today: caches. Writing . to the Cache. Write-through . vs. Write-back. Cache Parameter Tradeoffs. Samira Khan . March 23, 2017. Agenda. Review from last lecture. Data flow model. Memory hierarchy. More Caches. The Dataflow Model (of a Computer). Von Neumann model: An instruction is fetched and executed in . Risi Thonangi. PhD Defense Talk . Advisor: Jun Yang. Background: Hard-Disk Drives. Hard Disk Drives (HDDs). Magnetic platters for storage. Mechanical moving parts for data access. I/O characteristics. :. What is Cache Coherence?. When one Core writes to its own cache the other core gets to see it, when they read it out of its own cache.. Provides underlying guarantees for the programmer with respect to data validation.. Lecture 12. Disk Storage Devices. Basic unit of data stored in disks is a single . bit . to represent data in 0/1 form.. Bits . are grouped into . Byte.. The capacity of disk: the amount of bytes it can store.. Agenda. Review from last lecture. Data flow model. Memory hierarchy. More Caches. The Dataflow Model (of a Computer). Von Neumann model: An instruction is fetched and executed in . control flow order . 2017. Instructor:. . Ruth Anderson. Teaching Assistants:. Dylan Johnson. Kevin Bi. Linxing. Preston Jiang. Cody . Ohlsen. Yufang. Sun. Joshua Curtis. Administrivia. Office Hours Changes – check calendar!!. Instructor:. . Mark Wyse. Teaching Assistants:. Kevin Bi. Parker . DeWilde. Emily . Furst. Sarah House. Waylon Huang. Vinny . Palaniappan. Administrative. Lab 3 due . Friday . (2/16). Homework 4 released today (Structs, Caches). Instructor:. . Teaching Assistants:. Justin Hsia Andrew Hu Antonio Castelli Cosmo Wang . Diya Joy Ivy Yu . Kaelin. Laundry. Maurice Montag Melissa Birchfield Millicent Li. Suraj Jagadeesh . http://xkcd.com/908/. Risi Thonangi. PhD Defense Talk . Advisor: Jun Yang. Background: Hard-Disk Drives. Hard Disk Drives (HDDs). Magnetic platters for storage. Mechanical moving parts for data access. I/O characteristics. Introduction. NAND flash memory is broadly used. However, NAND flash has the following limitations. Erase before write. Limited write cycles per erase block. NAND flash does not work well with random writes.