PPT-Effects of Contention on Message Latencies in Large Supercomputers

Abhinav S Bhatele and Laxmikant V Kale ACM Research Competition SC 08 IS TOPOLOGY IMPORTANT AGAIN Outline November 19th 2008 2 Why should we consider topology aware mapping for optimizing performance. Abhinav S Bhatele and Laxmikant V Kale. Parallel Programming Laboratory, UIUC. IS. TOPOLOGY IMPORTANT AGAIN?. E-mail: bhatele, kale @ illinois.edu. Webpage: http://charm.cs.uiuc.edu. Outline. May 29th, 2009. . Computer Architecture and Design. Fall 2009 . Zhao . Lixing. A . supercomputer. is a computer that is at the frontline of current processing capacity, particularly speed of calculation. . Supercomputers were introduced in the 1960s and were designed primarily by . Graph . Processing . . with Distributed Immutable View. Rong Chen. +. , . Xin. Ding. +. , . Peng. Wang. +. , Haibo Chen. +. , . Binyu . Zang. +. and Haibing Guan. *. Institute of Parallel and Distributed Systems. D&C 60-62. www.kevinhinckley.com. Traveling from Zion back to Kirtland. A little history….. D&C 60: 1,5,13,14. Talents v. 13,2. Jewels v. 4. How?. Contention. D&C 61:3-8. Waters. D&C 61: 14. [Think – 2 minutes]. . [Pair – Tell each other what you think]. . . . [share]. [contention]. The . main contention . states the central point or argument of a piece of text or speech. Questions to consider. What is the central message the author is trying to convey to his/her audience?. What is the main point the author is trying to convince me of?. 1. Look at the title.. What is the message it is conveying?. Alma 3. Alma 3. Mosiah 2. Wages. Civil War- Atonement and Contention. 3 Nephi 11. Elder Bednar. Interestingly, the admonition to “be ye therefore perfect” is immediately preceded by counsel about how we should act in response to wrongdoing and offense. Clearly, the rigorous requirements that lead to the perfecting of the Saints include assignments that test and challenge us. . Définition . Etymologie : vient du latin « . contentio.  » qui signifie « lutte . ».  . Selon Agence National d’Accréditation et d’évaluation en santé (ANAES) . :. «.  La contention physique et l’utilisation de tout moyens, méthodes, matériels ou vêtements qui empêchent ou limitent les capacités de mobilisation volontaire de tout ou une partie du corps dans le seul but d’obtenir la sécurité pour un patient qui présente un comportement estimé dangereux ou mal adapté. ». Aiman Fang. 1. and Andrew A. Chien. 1,2. 1. The University of Chicago. 2. Argonne National Laboratory. Fault Tolerance at Extreme Scale (FTXS) at HPDC 2015. Portland, Oregon. June 15, 2015. Aiman Fang, Andrew A. Chien. Why the Grass May Not Be Greener on the Other Side: A Comparison of Locking and Transactional Memory. Why Do Concurrent Programming?. Hardware has been forced down the path of concurrency:. can’t make cores much faster. Within your language analysis, one of the first things that you need to establish is the recognition of the . issue or event. . that the writer is referring to, as well as the . contention. or the writer’s point of view on it. . Low Contention Mapping of RT Tasks onto a TilePro 64 Core Processor 1 Background Introduction = why 2 Goal 3 What 4 How 5 Experimental Result 6 Advantage & Limitaion 7 Significance & Improvement Mahanth Gowda. University of Illinois (UIUC). Romit Roy Choudhury. University of Illinois (UIUC). Srihari Nelakuditi. University of South Carolina. Nirupam Roy. University of Illinois (UIUC). Presented by:. . with Distributed Immutable View. Rong Chen. +. , . Xin. Ding. +. , . Peng. Wang. +. , Haibo Chen. +. , . Binyu . Zang. +. and Haibing Guan. *. Institute of Parallel and Distributed Systems. +.