コンテナ環境ã§Javaイメージをå°ã•ãã™ã‚‹æ–¹æ³•ï¼2018/12/11ã«é–‹å‚¬ã•ã‚ŒãŸ"Oracle Code Tokyo"ã§è¬›æ¼”ã•ã›ã¦ã„ãŸã ã„ãŸã‚¹ãƒ©ã‚¤ãƒ‰ã§ã™ã€‚Dockerコンテナ上ã§å‹•ä½œã•ã›ã‚‹Javイメージをã©ã‚Œãらã„ã¾ã§å°ã•ãã§ãã‚‹ã®ã‹ï¼Ÿã¨ã„ã†ãŠè©±ã§ã™ã€‚Read less
Javaã¯ã©ã®ã‚ˆã†ã«å‹•ãã®ã‹ï½žå›³è§£ã§ã‚ã‹ã‚‹JVMã®ä»•çµ„㿠記事一覧 | gihyo.jp
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Click the button to start the demo. The demo will immediately preload a 40MB file containing the Java Class Library. Start the Demo OS Resources Contains support for a variety of UNIX-like operating system resources, including: Thread Pool: Emulates multiple concurrent threads, letting DoppioJVM support multithreaded JVM programs. File System: Maps files and directories to browser storage, cloud s
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Project Nashorn Nashorn's goal is to implement a lightweight high-performance JavaScript runtime in Java with a native JVM. This Project intends to enable Java developers embedding of JavaScript in Java applications via JSR-223 and to develop free standing JavaScript applications using the jrunscript command-line tool. This Project is designed to take full advantage of newer technologies for nativ
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2015.04.24 JJUGナイトセミナ Javaã®ãƒ—ãƒã‚°ãƒ©ãƒ ã¯ã©ã†ã‚„ã£ã¦å‹•ã„ã¦ã„ã‚‹ã®? JVMç·¨Read less
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ã“ã‚“ã«ã¡ã¯ã€ãƒŸãƒ‰ãƒ«ã‚¦ã‚§ã‚¢é–‹ç™ºãƒãƒ¼ãƒ ã®é’木(@a_o_k_i_n_g)ã§ã™ã€‚å°†æ¥ã®å¤¢ã¯å·å£æµ©æŽ¢æ¤œéšŠã«å…¥ã‚‹ã“ã¨ã§ã™ã€‚ 先日ã€å¼Šç¤¾ã®ã‚¢ãƒ—リケーションサーãƒãƒ¼ã§å¤§é‡ã«ãƒ¡ãƒ¢ãƒªã‚’消費ã™ã‚‹ã¨ã„ã†ç¾è±¡ã«éé‡ã—ã¾ã—ãŸã€‚ã‚¢ã‚¯ã‚»ã‚¹é »åº¦ã®ä½Žã„サーãƒãƒ¼ãŒãƒ¡ãƒ¢ãƒªã‚’大é‡æ¶ˆè²»ã™ã‚‹ã¨ã„ã†è¬Žæ·±ã„ã‚‚ã®ã§ã—ãŸã€‚ 発生当åˆã®çŠ¶æ³ã¯ã“ã‚“ãªæ„Ÿã˜ã§ã™ã€‚ アプリケーションサーãƒãƒ¼ã§ã¯ Jetty ãŒç¨¼åƒ ç¾è±¡ãŒç™ºç”Ÿã—㟠JVM 㯠5GB 程度ã®ãƒ¡ãƒ¢ãƒªã‚’消費ã—ã¦ãŠã‚Šã€æ˜Žã‚‰ã‹ã«é€šå¸¸ã§ã¯ãªã„é‡ã®ãƒ¡ãƒ¢ãƒªã‚’消費ã—ã¦ã„ã‚‹ 複数å°ã®ã‚µãƒ¼ãƒãƒ¼ã§ç™ºç”Ÿã—ã¦ã„ãŸãŒã€å…¨ã¦ã§ç™ºç”Ÿã—ãŸã‚ã‘ã§ã¯ãªã„。 ã¾ãŸã€ç™ºç”Ÿã—ãŸã‚µãƒ¼ãƒãƒ¼ã¯ã„ãšã‚Œã‚‚ã‚¢ã‚¯ã‚»ã‚¹é »åº¦ãŒå°‘ãªã„サーãƒãƒ¼ã ã£ãŸã€‚ ヒープã€ãƒ‘ーマãƒãƒ³ãƒˆã€ã‚¹ã‚¿ãƒƒã‚¯ ã²ã¨ã¾ãšã€JVM ã§ãƒˆãƒ©ãƒ–ルãŒç™ºç”Ÿã—ãŸæ™‚ã¯ä½•ã¯ã¨ã‚‚ã‚れヒープダンプã¨ã‚¹ãƒ¬ãƒƒãƒ‰ãƒ€ãƒ³ãƒ—を見るã«é™ã‚Šã¾ã™ã€‚å„ç¨®æƒ…å ±ã®å–得をインフラ部隊ã¸ä¾é ¼ã—ã€å¾—られãŸãƒ’ープを解æžã™ã‚‹ã¨ã€
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ãªã‚“ã‹ã€Java VMã®æ”¹å–„案ãŒã§ã¦ã¾ã™ã。 ã™ã’ー楽ã—ãã†ã§ã™ã€‚ http://cr.openjdk.java.net/~jrose/pres/201407-JVMEvolution.pdf プãƒã‚¸ã‚§ã‚¯ãƒˆValhallaã¨ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆPanamaãŒã‚ã‚Šã¾ã™ã€‚ http://openjdk.java.net/projects/valhalla/ http://openjdk.java.net/projects/panama/ Valhallaã¯ã€Value Typesã¨Specializationã€Panamaã¯Arrays 2.0ã¨LayoutsãŒã‚ã‚Šã¾ã™ã€‚ 概è¦ã‚’ã¾ã¨ã‚ã¦ã¿ã¾ã™ãŒã€ã‹ãªã‚Šé©å½“ãªè§£é‡ˆã§æ›¸ã„ã¦ãŸã‚Šã™ã‚‹ã®ã§ã€ç´°ã‹ã„ã“ã¨ã¯ã¡ã‚ƒã‚“ã¨åŽŸæ–‡ã¿ã¦ãã ã•ã„。 Value Types ç°¡å˜ã«ã„ãˆã°ã€æ–°ã—ã„基本型を定義ã§ãるよã†ã«ã™ã‚‹ã¨ã„ã†ã‚‚ã®ã§ã™ã€‚ http://cr.openjdk.ja
PyJVM
GPL Requires python 2.7 https://github.com/andrewromanenco/pyjvm PyJVM is not full implementation of JVM7. All byte code instructions are supported, but many native methods from Java Api are not. There is good chance your java application will finish with exception: Exception: Op (SOME_NAME_HERE) is not yet supported in natives Which means that this specific native method is not ready yet. See tes
「JVM Operation Casual Talksã€ç™ºè¡¨è³‡æ–™ã®ãƒªãƒ³ã‚¯ã‚’ã¾ã¨ã‚ã¦ã¿ã‚‹ #jvmcasual - å…ƒRX-7ä¹—ã‚Šã®é©å½“ãªæ—¥ã€…
4/7ã«ã€LINEã•ã‚“ã®ã‚ªãƒ•ã‚£ã‚¹ã§é–‹å‚¬ã•ã‚ŒãŸã€ŒJVM Operation Casual Talksã€ã€‚ 一部ã§ã€Cassandra Casualã ã£ãŸã®ã§ã¯ãªã„ã‹ã¨ã„ã†ç–‘惑もã‚ã‚Šã¾ã—ãŸãŒã€ãªã‹ãªã‹ãŸã‚ã«ãªã‚‹è©±ãŒå¤šãã¦ã€ã‚ã¨ã§ãã£ã¨è³‡æ–™ã‚’見ãŸããªã‚‹æ—¥ãŒæ¥ãã†ãªã®ã§ã€ã¡ã‚‡ã£ã¨ã¾ã¨ã‚ã¦ãŠã“ã†ã¨æ€ã†ã€‚ ã“ã¡ã‚‰ã‚‚ã‚ã‚ã›ã¦èªã¿ãŸã„ JVM Operation Casual Talks #jvmcasual - Togetter Understanding Memory Management of JavaVM
 in 15 minutes (@stanakaã•ã‚“) https://speakerdeck.com/stanaka/understanding-memory-management-of-javavm-in-15-minutes @stanakaã•ã‚“ã€ã©ã“ã§JVM使ã£ã¦ã‚‹ã®ã‹ã¨æ€ã£ãŸã‚‰ã€ä»Šæ—¥ã¯
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Graal: How to use the new JVM JIT compiler in real life by Chris Thalinger
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Kazuaki Ishizaki, Researcher at Ibm research - tokyo
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