{"id":90548,"date":"2020-08-02T13:42:53","date_gmt":"2020-08-02T11:42:53","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-platformy-dlya-raspredelyonnoj-obrabotki-dannyh-apache-hadoop-3-3"},"modified":"2020-08-02T13:42:53","modified_gmt":"2020-08-02T11:42:53","slug":"reliz-platformy-dlya-raspredelyonnoj-obrabotki-dannyh-apache-hadoop-3-3","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/reliz-platformy-dlya-raspredelyonnoj-obrabotki-dannyh-apache-hadoop-3-3","title":{"rendered":"Wydanie platformy do rozproszonego przetwarzania danych Apache Hadoop 3.3","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Po roku i p\u00f3\u0142 prac rozwojowych, organizacja Apache Software Foundation <noindex><a rel=\"nofollow\" href=\"https:\/\/blogs.apache.org\/hadoop\/entry\/announce-apache-hadoop-3-3\">opublikowa\u0142a<\/a><\/noindex> wydanie <noindex><a rel=\"nofollow\" href=\"http:\/\/hadoop.apache.org\">Apache Hadoop 3.3.0<\/a><\/noindex>, to otwarta platforma do organizacji rozproszonego przetwarzania du\u017cych zbior\u00f3w danych z wykorzystaniem paradygmy <noindex><a rel=\"nofollow\" href=\"http:\/\/ru.wikipedia.org\/wiki\/MapReduce\">map\/reduce<\/a><\/noindex>, w kt\u00f3rej zadanie dzieli si\u0119 na wiele mniejszych, odizolowanych fragment\u00f3w, z kt\u00f3rych ka\u017cdy mo\u017ce by\u0107 uruchomiony na oddzielnym w\u0119\u017ale klastra. System przechowywania oparty na Hadoop mo\u017ce obejmowa\u0107 tysi\u0105ce w\u0119z\u0142\u00f3w i zawiera\u0107 eksabajty danych.<\/p>\n<p>W sk\u0142ad Hadoop wchodzi implementacja rozproszonego systemu plik\u00f3w Hadoop Distributed Filesystem (HDFS), kt\u00f3ry automatycznie zapewnia replikacj\u0119 danych i jest zoptymalizowany do pracy z aplikacjami MapReduce. Aby upro\u015bci\u0107 dost\u0119p do danych w magazynie Hadoop, opracowano baz\u0119 danych HBase i j\u0119zyk podobny do SQL Pig, kt\u00f3ry jest rodzajem SQL dla MapReduce, a zapytania mog\u0105 by\u0107 r\u00f3wnolegle przetwarzane przez wiele platform Hadoop. Projekt oceniany jest jako w pe\u0142ni stabilny i gotowy do zastosowa\u0144 przemys\u0142owych. Hadoop jest aktywnie wykorzystywany w du\u017cych projektach przemys\u0142owych, oferuj\u0105c mo\u017cliwo\u015bci analogiczne do platformy Google Bigtable\/GFS\/MapReduce, przy czym firma Google oficjalnie <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=26398\">delegowa\u0142a<\/a><\/noindex> Hadoop i innym projektom Apache prawo do korzystania z technologii obj\u0119tych patentami, zwi\u0105zanych z metod\u0105 MapReduce. <\/p>\n<p>Hadoop zajmuje pierwsze miejsce w\u015br\u00f3d repozytori\u00f3w Apache pod wzgl\u0119dem liczby wprowadzanych zmian oraz pi\u0105te miejsce pod wzgl\u0119dem wielko\u015bci bazy kodu (oko\u0142o 4 miliony linii kodu). W\u015br\u00f3d du\u017cych wdro\u017ce\u0144 Hadoop zaznaczaj\u0105 si\u0119 magazyny Netflix (przechowuj\u0105ce ponad 500 miliard\u00f3w zdarze\u0144 dziennie), Twitter (klaster z 10 tysi\u0119cy w\u0119z\u0142\u00f3w w trybie rzeczywistym przechowuje ponad zettabajt danych i przetwarza ponad 5 miliard\u00f3w sesji dziennie), Facebook (klaster z 4 tysi\u0105cami w\u0119z\u0142\u00f3w przechowuje ponad 300 petabajt\u00f3w i codziennie zwi\u0119ksza si\u0119 o 4 PB dziennie).<\/p>\n<p>Podstawowe <noindex><a rel=\"nofollow\" href=\"https:\/\/hadoop.apache.org\/docs\/r3.3.0\/hadoop-project-dist\/hadoop-common\/release\/3.3.0\/CHANGELOG.3.3.0.html\">zmiany<\/a><\/noindex> w Apache Hadoop 3.3:<\/p>\n<ul>\n<li class=\"l\"> Dodano wsparcie dla platform opartych na architekturze ARM.\n<li class=\"l\"> Implementacja formatu <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/protocolbuffers\/protobuf\">Protobuf<\/a><\/noindex> (Protocol buffers), u\u017cywanego do serializacji danych strukturalnych, zosta\u0142a zaktualizowana do wydania 3.7.1 w zwi\u0105zku z zako\u0144czeniem cyklu \u017cycia ga\u0142\u0119zi protobuf-2.5.0.\n<li class=\"l\"> Rozszerzone mo\u017cliwo\u015bci konektora S3A: dodano wsparcie dla uwierzytelniania za pomoc\u0105 token\u00f3w (<noindex><a rel=\"nofollow\" href=\"https:\/\/blog.cloudera.com\/hadoop-delegation-tokens-explained\/\">Delegation Token<\/a><\/noindex>), poprawiono wsparcie dla pami\u0119ci podr\u0119cznej odpowiedzi z kodem 404, zwi\u0119kszono wydajno\u015b\u0107 S3guard i poprawiono niezawodno\u015b\u0107 dzia\u0142ania.\n<li class=\"l\"> W systemie plik\u00f3w ABFS rozwi\u0105zano problemy z automatycznym dostrajaniem.\n<li class=\"l\"> Dodano wbudowane wsparcie dla systemu plik\u00f3w Tencent Cloud COS do uzyskiwania dost\u0119pu do obiektowego magazynu COS.\n<li class=\"l\"> Dodano pe\u0142ne wsparcie dla Javy 11.\n<li class=\"l\"> Stabilizowano implementacj\u0119 HDFS RBF (Federacja oparta na Routerze). W Routerze HDFS dodano narz\u0119dzia zarz\u0105dzania bezpiecze\u0144stwem.\n<li class=\"l\"> Dodano us\u0142ug\u0119 Rozwi\u0105zywania DNS do okre\u015blania serwer\u00f3w przez klient\u00f3w za pomoc\u0105 DNS wed\u0142ug nazw w\u0119z\u0142\u00f3w, co pozwala na unikni\u0119cie wymieniania wszystkich host\u00f3w w ustawieniach.\n<li class=\"l\"> Dodano wsparcie dla harmonogramowania uruchamiania <noindex><a rel=\"nofollow\" href=\"https:\/\/issues.apache.org\/jira\/browse\/YARN-5220\">opportunistycznych kontener\u00f3w<\/a><\/noindex> za po\u015brednictwem centralnego mened\u017cera zasob\u00f3w (ResourceManager), w tym mo\u017cliwo\u015b\u0107 rozdzielania kontener\u00f3w z uwzgl\u0119dnieniem obci\u0105\u017cenia ka\u017cdego w\u0119z\u0142a.\n<li class=\"l\"> Dodano katalog aplikacji YARN (Yet Another Resource Negotiator) z mo\u017cliwo\u015bci\u0105 wyszukiwania.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53476\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u043b\u0443\u0442\u043e\u0440\u0430 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f Apache Software Foundation \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0440\u0435\u043b\u0438\u0437 Apache Hadoop 3.3.0, \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u0434\u043b\u044f \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0451\u043d\u043d\u043e\u0439 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0431\u043e\u043b\u044c\u0448\u0438\u0445 \u043e\u0431\u044a\u0451\u043c\u043e\u0432 \u0434\u0430\u043d\u043d\u044b\u0445 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u043f\u0430\u0440\u0430\u0434\u0438\u0433\u043c\u044b map\/reduce, \u043f\u0440\u0438 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0437\u0430\u0434\u0430\u0447\u0430 \u0434\u0435\u043b\u0438\u0442\u0441\u044f \u043d\u0430 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u0431\u043e\u043b\u0435\u0435 \u043c\u0435\u043b\u043a\u0438\u0445 \u043e\u0431\u043e\u0441\u043e\u0431\u043b\u0435\u043d\u043d\u044b\u0445 \u0444\u0440\u0430\u0433\u043c\u0435\u043d\u0442\u043e\u0432, \u043a\u0430\u0436\u0434\u044b\u0439 \u0438\u0437 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u0437\u0430\u043f\u0443\u0449\u0435\u043d \u043d\u0430 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u043e\u043c \u0443\u0437\u043b\u0435 \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u0430. \u0425\u0440\u0430\u043d\u0438\u043b\u0438\u0449\u0435 \u043d\u0430 \u0431\u0430\u0437\u0435 Hadoop \u043c\u043e\u0436\u0435\u0442 \u043e\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0442\u044b\u0441\u044f\u0447\u0438 \u0443\u0437\u043b\u043e\u0432 \u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-90548","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u043f\u043e\u043b\u0443\u0442\u043e\u0440\u0430 \u043b\u0435\u0442 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f 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