{"id":857,"date":"2020-11-05T19:43:36","date_gmt":"2020-11-05T11:43:36","guid":{"rendered":"https:\/\/www.specialwu.com\/?p=857"},"modified":"2021-03-26T18:21:58","modified_gmt":"2021-03-26T10:21:58","slug":"%e8%b5%84%e6%ba%90%e7%ae%a1%e7%90%86%e7%b3%bb%e5%88%97","status":"publish","type":"post","link":"http:\/\/www.specialwu.com\/?p=857","title":{"rendered":"\u8d44\u6e90\u7ba1\u7406\u7cfb\u5217"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_61 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #000000;color:#000000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #000000;color:#000000\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/www.specialwu.com\/?p=857\/#%E8%B5%84%E6%BA%90%E7%AE%A1%E7%90%86\" title=\"\u8d44\u6e90\u7ba1\u7406\">\u8d44\u6e90\u7ba1\u7406<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/www.specialwu.com\/?p=857\/#yarn\" title=\"yarn\">yarn<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/www.specialwu.com\/?p=857\/#%E8%87%AA%E5%B7%B1%E7%90%86%E8%A7%A3%E7%9A%84YARN\" title=\"\u81ea\u5df1\u7406\u89e3\u7684YARN\">\u81ea\u5df1\u7406\u89e3\u7684YARN<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/www.specialwu.com\/?p=857\/#zookeeper3410\" title=\"zookeeper3.4.10\">zookeeper3.4.10<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/www.specialwu.com\/?p=857\/#%E6%95%B0%E6%8D%AE%E5%B1%95%E7%A4%BA\" title=\"\u6570\u636e\u5c55\u793a\">\u6570\u636e\u5c55\u793a<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/www.specialwu.com\/?p=857\/#sqoop147\" title=\"sqoop1.4.7\">sqoop1.4.7<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"%E8%B5%84%E6%BA%90%E7%AE%A1%E7%90%86\"><\/span>\u8d44\u6e90\u7ba1\u7406<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h3><span class=\"ez-toc-section\" id=\"yarn\"><\/span>yarn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\u662f\u4ec0\u4e48<br \/>\n\u4e00\u4e2a\u4f5c\u4e1a\u8c03\u5ea6\u548c\u96c6\u7fa4\u8d44\u6e90\u7ba1\u7406\u7684\u6846\u67b6\u3002YARN\u7684\u57fa\u672c\u601d\u60f3\u662f\u5c06\u8d44\u6e90\u7ba1\u7406\u548c\u4f5c\u4e1a\u8c03\u5ea6\/\u76d1\u89c6\u7684\u529f\u80fd\u62c6\u5206\u4e3a\u5355\u72ec\u7684\u5b88\u62a4\u7a0b\u5e8f\u3002<br \/>\n<strong>ResourceManager<\/strong>\u662f\u5728\u7cfb\u7edf\u4e2d\u6240\u6709\u5e94\u7528\u7a0b\u5e8f\u4e4b\u95f4\u4ef2\u88c1\u8d44\u6e90\u7684\u6700\u7ec8\u6743\u9650\u3002<br \/>\n<strong>NodeManager<\/strong>\u662f\u6bcf\u53f0\u673a\u5668\u7684\u6846\u67b6\u4ee3\u7406\uff0c\u8d1f\u8d23\u5bb9\u5668\uff0c\u76d1\u89c6\u5176\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\uff08cpu\uff0c\u5185\u5b58\uff0c\u78c1\u76d8\uff0c\u7f51\u7edc\uff09\uff0c\u5e76\u5c06\u5176\u62a5\u544a\u7ed9ResourceManager \/ Scheduler\u3002<br \/>\n<img src=\"https:\/\/img-blog.csdnimg.cn\/20201104105703794.gif#pic_center\" alt=\"YARN\" title=\"YARN\" \/><\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"%E8%87%AA%E5%B7%B1%E7%90%86%E8%A7%A3%E7%9A%84YARN\"><\/span>\u81ea\u5df1\u7406\u89e3\u7684YARN<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><img src=\"https:\/\/img-blog.csdnimg.cn\/20201111013554966.png\" alt=\"\" \/><br \/>\n\u7b2c\u4e00\u6b65\uff1a\u5ba2\u6237\u7aef\u63d0\u4ea4\u4efb\u52a1(MapReduce, Java\u5e94\u7528\uff0cApache Spark\u4efb\u52a1\u7b49)\u5230ResourceManager\uff0c\u540c\u65f6\u4f20\u9012\u4e00\u4e2a\u547d\u4ee4\uff0c\u7528\u4e8e\u5728NodeManager\u8282\u70b9\u4e2d\u542f\u52a8\u4efb\u610f\u4e00\u4e2acontainer\u6765\u8fd0\u884cApplicationMaster\uff1b<\/p>\n<p>\u7b2c\u4e8c\u6b65\uff1aMaster\u8282\u70b9\u4e0a\u7684ApplicationManager\u9a8c\u8bc1Job\u8bf7\u6c42\uff0c\u7136\u540e\u4f20\u9012\u7ed9Scheduler\u8fdb\u7a0b\u8fdb\u884c\u8d44\u6e90\u5206\u914d\uff1b<\/p>\n<p>\u7b2c\u4e09\u6b65\uff1aScheduler\u8fdb\u7a0b\u4ece\u67d0\u4e2aSlave\u8282\u70b9\u5206\u914d\u4e00\u4e2acontainer\u6765\u8fd0\u884cApplicationMaster\uff1b<\/p>\n<p>\u7b2c\u56db\u6b65:  NodeManager\u540e\u53f0\u8fdb\u7a0b\u5728\u5176\u4e2d\u4e00\u4e2acontainer\u4e2d\u542f\u52a8ApplicationMaster\uff0c\u4f7f\u7528\u7b2c\u4e00\u6b65\u4f20\u9012\u8fc7\u6765\u7684\u547d\u4ee4\u3002ApplicationMaster\u4e8e\u662f\u6210\u4e3a\u4e86\u4efb\u4f55\u5e94\u7528\u7684\u7b2c\u4e00\u4e2acontainer\uff1b<\/p>\n<p>\u7b2c\u4e94\u6b65:  ApplicationMaster\u5c06\u6570\u636e\u7684\u4f4d\u7f6e(\u5982\u4fdd\u5b58\u7740\u54ea\u4e2aSlave\u8282\u70b9\u4e0a)\u3001\u6240\u9700CPU\u3001\u5185\u5b58\u91cf\u7b49\u4fe1\u606f\u63d0\u4f9b\u7ed9ResourceManager\uff0c\u4e0e\u5176\u534f\u5546\u5982\u4f55\u5206\u914d\u5176\u4ed6container\uff1b<\/p>\n<p>\u7b2c\u516d\u6b65:  ReourceManager\u5728Slave\u8282\u70b9\u4e2d\u8fdb\u884c\u6700\u5408\u7406\u7684\u8d44\u6e90\u5206\u914d\uff0c\u7136\u540e\u5c06\u8282\u70b9\u8be6\u7ec6\u4fe1\u606f\u7b49\u8fd4\u56de\u7ed9ApplicationMaster\uff1b<\/p>\n<p>\u7b2c\u4e03\u6b65:  \u7136\u540e\uff0cApplicationMaster\u5c06\u8bf7\u6c42(\u5982\u5efa\u8bae\u5728\u54ea\u4e2aSlave\u4e0a\u542f\u52a8container)\u53d1\u7ed9NodeManagers\uff1b<\/p>\n<p>\u7b2c\u516b\u6b65:  ApplicationMaster\u7ba1\u7406\u6240\u8bf7\u6c42container\u8fd0\u884c\u65f6\u7684\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\uff0c\u5e76\u5728\u4efb\u52a1\u5b8c\u6210\u540e\u901a\u77e5ResourceManager\uff1b<\/p>\n<p>\u7b2c\u4e5d\u6b65:  NodeManagers\u5468\u671f\u6027\u5730\u5c06\u81ea\u8eab\u7684\u72b6\u6001(\u5982\u53ef\u4f7f\u7528\u8d44\u6e90\u60c5\u51b5)\u901a\u77e5ResourceManager\uff0c\u4f5c\u4e3aScheduler\u5728\u96c6\u7fa4\u4e2d\u534f\u8c03\u65b0\u5e94\u7528\u7684\u4f9d\u636e\uff1b<\/p>\n<p>\u7b2c\u5341\u6b65:  \u4efb\u610f\u4e00\u4e2aSlave\u8282\u70b9\u5931\u8d25\u65f6\uff0cResourceManager\u4f1a\u8bd5\u56fe\u5728\u4e00\u4e2a\u6700\u5408\u9002\u7684Slave\u8282\u70b9\u4e0a\u5206\u914d\u4e00\u4e2a\u65b0\u7684container\uff0c\u8fd9\u6837ApplicationMaster\u53ef\u4f7f\u7528\u65b0\u7684container\u7ee7\u7eed\u5de5\u4f5c\u4e0b\u53bb\uff1b<br \/>\n&#8211; \u914d\u7f6e<\/p>\n<pre data-language=XML><code class=\"language-markup line-numbers\">`yarn-site.xml`\n&lt;configuration&gt;\n&lt;!-- Site specific YARN configuration properties --&gt;\n&lt;property&gt;\n\u00a0&lt;name&gt;yarn.resourcemanager.address&lt;\/name&gt;\n\u00a0 \u00a0&lt;value&gt;wq1:18040&lt;\/value&gt;\n\u00a0&lt;\/property&gt;\n\u00a0&lt;property&gt;\n\u00a0 \u00a0&lt;name&gt;yarn.resourcemanager.scheduler.address&lt;\/name&gt;\n\u00a0 \u00a0&lt;value&gt;wq1:18030&lt;\/value&gt;\n\u00a0&lt;\/property&gt;\n\u00a0&lt;property&gt;\n\u00a0 \u00a0&lt;name&gt;yarn.resourcemanager.webapp.address&lt;\/name&gt;\n\u00a0 \u00a0&lt;value&gt;wq1:18088&lt;\/value&gt;\n\u00a0&lt;\/property&gt;\n\u00a0&lt;property&gt;\n\u00a0 \u00a0&lt;name&gt;yarn.resourcemanager.resource-tracker.address&lt;\/name&gt;\n\u00a0 \u00a0&lt;value&gt;wq1:18025&lt;\/value&gt;\n\u00a0&lt;\/property&gt;\n\u00a0&lt;property&gt;\n\u00a0 \u00a0&lt;name&gt;yarn.resourcemanager.admin.address&lt;\/name&gt;\n\u00a0 \u00a0&lt;value&gt;wq1:18141&lt;\/value&gt;\n\u00a0&lt;\/property&gt;\n\u00a0&lt;property&gt;\n\u00a0 \u00a0 &lt;name&gt;yarn.nodemanager.aux-services&lt;\/name&gt;\n\u00a0 \u00a0 &lt;value&gt;mapreduce_shuffle&lt;\/value&gt;\n\u00a0&lt;\/property&gt;\n\u00a0&lt;property&gt;\n\u00a0\u00a0\u00a0\u00a0\u00a0&lt;name&gt;yarn.nodemanager.auxservices.mapreduce.shuffle.class&lt;\/name&gt;\n\u00a0\u00a0\u00a0\u00a0\u00a0&lt;value&gt;org.apache.hadoop.mapred.ShuffleHandler&lt;\/value&gt;\n\u00a0&lt;\/property&gt;\n&lt;\/configuration&gt;\n<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"zookeeper3410\"><\/span>zookeeper3.4.10<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\u662f\u4ec0\u4e48<br \/>\n\u5206\u5e03\u5f0f\u5e94\u7528\u7a0b\u5e8f\u7684\u9ad8\u6027\u80fd\u534f\u8c03\u670d\u52a1\u3002Zookeeper \u4f5c\u4e3a\u4e00\u4e2a\u5206\u5e03\u5f0f\u7684\u670d\u52a1\u6846\u67b6\uff0c\u4e3b\u8981\u7528\u6765\u89e3\u51b3\u5206\u5e03\u5f0f\u96c6\u7fa4\u4e2d\u5e94\u7528\u7cfb\u7edf\u7684\u4e00\u81f4\u6027\u95ee\u9898\u3002ZooKeeper\u63d0\u4f9b\u7684\u670d\u52a1\u5305\u62ec\uff1a\u5206\u5e03\u5f0f\u6d88\u606f\u540c\u6b65\u548c\u534f\u8c03\u673a\u5236\u3001\u670d\u52a1\u5668\u8282\u70b9\u52a8\u6001\u4e0a\u4e0b\u7ebf\u3001\u7edf\u4e00\u914d\u7f6e\u7ba1\u7406\u3001\u8d1f\u8f7d\u5747\u8861\u3001\u96c6\u7fa4\u7ba1\u7406\u7b49\u3002<\/li>\n<\/ul>\n<blockquote><p>\n  zookeeper\u9009\u4e3e\u673a\u5236\n<\/p><\/blockquote>\n<p><img src=\"https:\/\/img-blog.csdnimg.cn\/2020110715402099.png\" alt=\"Zookeeper\u9009\u4e3e\u673a\u5236\" title=\"Zookeeper\u9009\u4e3e\u673a\u5236\" \/><\/p>\n<p>myid\u662f\u81ea\u5df1\u8bbe\u7f6e\u7684\uff0c\u6bcf\u4e2a\u8282\u70b9\u542f\u52a8\u65f6\uff0c\u62ff\u5230\u81ea\u5df1\u7684zxid\uff08\u4e8b\u52a1ID\uff09\uff0c\u4ece\u5386\u53f2\u6570\u636e\u4e2d\u83b7\u53d6\uff0c\u9ed8\u8ba4\u503c\u4e3a0\uff1b\u5b9e\u73b0\u4e2dzxid\u662f\u4e00\u4e2a64\u4f4d\u7684\u6570\u5b57\uff0c\u5b83\u9ad832\u4f4d\u662fepoch\u7528\u6765\u6807\u8bc6leader\u5173\u7cfb\u662f\u5426\u6539\u53d8\uff0c\u6bcf\u6b21\u4e00\u4e2aleader\u88ab\u9009\u51fa\u6765\uff0c\u5b83\u90fd\u4f1a\u6709\u4e00\u4e2a\u65b0\u7684epoch\uff0c\u6807\u8bc6\u5f53\u524d\u5c5e\u4e8e\u90a3\u4e2aleader\u7684\u7edf\u6cbb\u65f6\u671f\u3002\u4f4e32\u4f4d\u7528\u4e8e\u9012\u589e\u8ba1\u6570<\/p>\n<ol>\n<li>\u542f\u52a8\u8fc7\u7a0b\u7684\u9009\u4e3e<\/li>\n<\/ol>\n<p>\uff081\uff09\u670d\u52a1\u56681\u542f\u52a8\uff0c\u6b64\u65f6\u53ea\u6709\u5b83\u4e00\u53f0\u670d\u52a1\u5668\u542f\u52a8\u4e86\uff0c\u5b83\u53d1\u51fa\u53bb\u7684\u62a5\u6ca1\u6709\u4efb\u4f55\u54cd\u5e94\uff0c\u6240\u4ee5\u5b83\u7684\u9009\u4e3e\u72b6\u6001\u4e00\u76f4\u662fLOOKING\u72b6\u6001\u3002<br \/>\n\uff082\uff09\u670d\u52a1\u56682\u542f\u52a8\uff0c\u5b83\u4e0e\u6700\u5f00\u59cb\u542f\u52a8\u7684\u670d\u52a1\u56681\u8fdb\u884c\u901a\u4fe1\uff0c\u4e92\u76f8\u4ea4\u6362\u81ea\u5df1\u7684\u9009\u4e3e\u7ed3\u679c\uff0c\u7531\u4e8e\u4e24\u8005\u90fd\u6ca1\u6709\u5386\u53f2\u6570\u636e\uff0c\u6240\u4ee5id\u503c\u8f83\u5927\u7684\u670d\u52a1\u56682\u80dc\u51fa\uff0c\u4f46\u662f\u7531\u4e8e\u6ca1\u6709\u8fbe\u5230\u8d85\u8fc7\u534a\u6570\u4ee5\u4e0a\u7684\u670d\u52a1\u5668\u90fd\u540c\u610f\u9009\u4e3e\u5b83(\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\u7684\u534a\u6570\u4ee5\u4e0a\u662f3)\uff0c\u6240\u4ee5\u670d\u52a1\u56681\u30012\u8fd8\u662f\u7ee7\u7eed\u4fdd\u6301LOOKING\u72b6\u6001\u3002<br \/>\n\uff083\uff09\u670d\u52a1\u56683\u542f\u52a8\uff0c\u6839\u636e\u524d\u9762\u7684\u7406\u8bba\u5206\u6790\uff0c\u670d\u52a1\u56683\u6210\u4e3a\u670d\u52a1\u56681\u30012\u30013\u4e2d\u7684Leader\uff0c\u800c\u4e0e\u4e0a\u9762\u4e0d\u540c\u7684\u662f\uff0c\u6b64\u65f6\u6709\u4e09\u53f0\u670d\u52a1\u5668\u9009\u4e3e\u4e86\u5b83\uff0c\u6240\u4ee5\u5b83\u6210\u4e3a\u4e86\u8fd9\u6b21\u9009\u4e3e\u7684Leader\u3002<br \/>\n\uff084\uff09\u670d\u52a1\u56684\u542f\u52a8\uff0c\u6839\u636e\u524d\u9762\u7684\u5206\u6790\uff0c\u7406\u8bba\u4e0a\u670d\u52a1\u56684\u5e94\u8be5\u662f\u670d\u52a1\u56681\u30012\u30013\u30014\u4e2d\u6700\u5927\u7684\uff0c\u4f46\u662f\u7531\u4e8e\u524d\u9762\u5df2\u7ecf\u6709\u534a\u6570\u4ee5\u4e0a\u7684\u670d\u52a1\u5668\u9009\u4e3e\u4e86\u670d\u52a1\u56683\uff0c\u6240\u4ee5\u5b83\u6210\u4e3aFollower\u3002<br \/>\n\uff085\uff09\u670d\u52a1\u56685\u542f\u52a8\uff0c\u540c4\u4e00\u6837\u6210\u4e3aFollower\u3002<br 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