Taverna - Apache Incubator
Taverna is a domain-independent suite of tools used to design and execute data-driven workflows. 2018-07-18 Retired 2 legacy git repos (INFRA-16698) 2018-02-26 New PPMC member: Sagar 2018-01-17 Release: taverna-server-3.1.0-incubating 2016-12-01 New mentor: Stian Soiland-Reyes 2016-10-20 New committer: Rajan Maurya 2016-10-20 New committer: Sagar 2016-09-20 New committer: Thilina Manamgoda 2016-07
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Split-ordered linked list: lock free hash table - ãã¾ãƒ¡ãƒ¢
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SQL Databases v. NoSQL Databases – Communications of the ACM
The Communications Web site, http://cacm.acm.org, features more than a dozen bloggers in the BLOG@CACM community. In each issue of Communications, we'll publish excerpts from selected posts. twitter Follow us on Twitter at http://twitter.com/blogCACM Michael Stonebraker considers several performance arguments in favor of NoSQL databases�and finds them insufficient. http://cacm.acm.org/blogs/blog-c
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Budget Fair Queueing (BFQ) I/O Scheduler
BFQ is a proportional-share storage-I/O scheduler that also supports cgroups. Available in Linux since 4.12, BFQ features the following performance (benchmark results here), on any type of storage medium (embedded flash storage, HDDs, SATA or NVMe SSDs, ...) and on systems ranging from minimal embedded systems to high-end servers: Low latency for interactive tasks Under load, BFQ loads application
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1 Copyright 2009 Sun Microsystems inc The World’s Most Popular Open Source Database MySQLã®ãƒ‘フォーマンスãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã¨ よãã‚ã‚‹è½ã¨ã—ç©´ æ¾ä¿¡ 嘉範 (MATSUNOBU Yoshinori) Principal MySQL Consultant, Sun Microsystems yoshinori.matsunobu@gmail.com 2 Copyright 2009 Sun Microsystems inc The World’s Most Popular Open Source Database テーマ • ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢é¸å®šã€ãƒãƒ¼ã‚¸ãƒ§ãƒ³é¸å®š • ãƒãƒ¼ãƒ‰ãªã©ã®æ›´æ–°å‡¦ç†ã®ãƒ‘フォーマンス改善 – 今日ã®ã‚»ãƒƒã‚·ãƒ§ãƒ³ã®ãƒ¡ã‚¤ãƒ³ • レプリケーション • 全文検索 • ãã®ä»– 3 Copyright 20
HDFS Architecture
The Hadoop Distributed File System (HDFS) is a distributed file system designed to run on commodity hardware. It has many similarities with existing distributed file systems. However, the differences from other distributed file systems are significant. HDFS is highly fault-tolerant and is designed to be deployed on low-cost hardware. HDFS provides high throughput access to application data and is
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mots quotidiens. - PPM, 言語モデル, Burrows-Wheeler Transform
電通大ã®æƒ…å ±ç†è«–㮠韓太舜先生 ã®æœ€çµ‚講義ãŒ3月ã«ã‚ã£ã¦, スライド㌠ã“ã“ã‹ã‚‰ 見られるã®ã‚’知ã£ãŸã€‚ 院生ã®ã¨ãã« ã€Žæƒ…å ±ã¨ç¬¦å·åŒ–ã®æ•°ç†ã€ (岩波書店 応用数å¦)ã‚’èªã‚“ã§, ãã®æ˜Žæ™°ãªå†…容ã¨è¾¼ã‚られãŸå“²å¦ã«æ„Ÿå‹•ã—㟠ã®ã§, 感慨深ã„ã§ã™ã€‚ 16ページ目ã®å†…容ãŒæœ¬å½“ãªã‚‰, Weber-Fechnerã®æ³•å‰‡ãŒç†è«–ã‹ã‚‰å°Žã‘ã‚‹ã¨ã„ㆠã“ã¨ãªã®ã ã‚ã†ã‹.. フルテã‚ストã¯1975å¹´ãªã®ã§, 閲覧制é™ãŒã‹ã‹ã£ã¦ã„ã¦è¦‹ã‚Œãªã„ã®ãŒæ®‹å¿µã€‚ ä»–ã‚‚, 全体的ã«éžå¸¸ã«èˆˆå‘³æ·±ã„ã®ã§ã™ãŒ, ã¨ã‚Šã‚ãˆãšæœ€å¾ŒãŒãƒ¯ãƒ©ã‚¿ã€‚(笑) è«–æ–‡ã®æº–å‚™ã®ãŸã‚ã«PPM,PPM*,CTWãªã©åœ§ç¸®é–¢ä¿‚ã®è«–文を(完璧ã§ã¯ãªã„㨠æ€ã„ã¾ã™ãŒ), 色々èªã‚“ã§ã¿ãŸã€‚ PPMã«ã¤ã„ã¦ã¯, 北先生ã®ã¨ã“ã‚ã§1998å¹´ã«, PPM*を使ã£ãŸè¨€èªžãƒ¢ãƒ‡ãƒ«ã®è©± ãŒå‡ºã¦ã„ã¾ã™ã€‚ ã•ã¦, PPMã¯å²¡é‡ŽåŽŸå›ãŒ 言語モデル㨠似ã¦ã„ã‚‹ ã¨ã„ã†è©±ã‚’書ã„ã¦ã„ã‚‹ã®ã§ã™ãŒ,
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SDCR-96 Storage I/O for Large-Scale Computation
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