PDF-Lecture 7: Lazy & Eager Transactional Memory

Topics details of 147lazy148 TM scalable lazy TMimplementation details of eager TM 2Lazy Overview TopicsWAR WAW RAW C PR W C PR W C PR W C PR W M A Partially Based on TCC An implementati. This happens even if the argument isnt needed for the result as in fun fy 1 Because of this ML is called an eager language Another terminology for essentially the same thing is that ML is strict this means that applying or any other function to an Yan PerBike Larson Department of Computer Science University of Waterloo Waterloo Ontario Canada N2L 3Gl pwyanpalarsonblueboxuwaterlooca Abstract Efficient processing of aggregation queries is essential for decision support application tumde Abstract So far transactional memoryalthough a promising techniquesuffered from the absence of an ef64257cient hardware implementation The upcoming Haswell microarchitecture from Intel introduces hardware transactional memory HTM in mainstream ESTART - VOY and not transactional memory. Conversely, our results indicate that eager systems suffer from F RIENDLY , where transactions abort each other without making progress, and D UELINGUPGRADES Gokarna. Sharma. Costas Busch. Louisiana State University, USA. WTTM 2010 - 2nd Workshop on the Theory of Transactional Memory. 1. TexPoint fonts used in EMF. . Read the TexPoint manual before you delete this box.: . Memory. Supporting Large Transactions. Anvesh. . Komuravelli. Abe Othman. Kanat. . Tangwongsan. Hardware-based. . Concurrent Programs. obj.x. = 7;. find_primes. ();. // intrusion test. if (. obj.x. Lazy Loading: . Gerekeni, gerektiğinde getir.. Eager Loading: . Hepsini getir. . Gerekenleri kullan.. Lazy Loading vs. Eager Loading. Lazy Loading vs. Eager Loading. dbo.Products. dbo.Categories. dbo.Suppliers. Rajwar. , R., . Herlihy. , M., and Lai, K. 2005. presented by . VasilyVolkov. , 04/30/08. Motivation. Transactional Memory is good. Never deadlocks. Makes concurrent programming easier. But requires programmer to be aware of. Keywords List. Keywords List (1/2). Abstraction. Interleaving . (Multiplexing / Concentration). Asynchronous / Synchronous. Level of indirection. Atomicity. Lookahead. Caching . (Read caching / Write buffering). Patrick Santos (4465359). 1. Agenda. What is transactional memory (TM)?. Example transactions. Deadlocks and Cache Coherence. Types of TM. Implementations . & proposals . in industry. Sun / Oracle. Maurice Herlihy (DEC), J. Eliot & B. Moss (UMass). Presenter: Mariano Diaz. CS 5204 – Fall, 2009. Part 1: Concepts and Hardware-based Approaches. Introduction. What’s a transaction?. Transaction: a finite sequence of machine instructions, executed by a single process, that satisfies the following:. Prof. Smruti R. Sarangi. IIT Delhi. Outline. Multicore Processors. Parallel Programming Pardigms. Transactional Memory: Basics. Software Transactional Memory(STM). Hardware Transactional Memory. Multicores in the last Five Years. Prof. Smruti R. Sarangi. IIT Delhi. Outline. Multicore Processors. Parallel Programming Pardigms. Transactional Memory: Basics. Software Transactional Memory(STM). Hardware Transactional Memory. Multicores in the last Five Years. Alvaro Moreira & Luigi Carro. Instituto de Informática – UFRGS . Brasil. 1. Outline – Part III. Work . done at UFRGS on . detection/correction . of . Control Flow Errors (CFEs) with LLVM. Similarities and differences with Security.