{"id":5186,"date":"2021-01-31T17:00:48","date_gmt":"2021-01-31T09:00:48","guid":{"rendered":"https:\/\/nj.transwarp.cn:8180\/?p=5186"},"modified":"2024-12-24T09:07:34","modified_gmt":"2024-12-24T01:07:34","slug":"yarn-%e7%9a%84-application-%e6%97%a5%e5%bf%97%e8%81%9a%e5%90%88%e5%92%8c%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=5186","title":{"rendered":"Yarn \u7684 Application \u65e5\u5fd7\u805a\u5408\u548c\u5b9a\u671f\u6e05\u7406"},"content":{"rendered":"<h3>\u6982\u8981\u63cf\u8ff0<\/h3>\n<hr \/>\n<p>\u5728 TDH \u4e2d\uff0cYarn \u7684 Application \u65e5\u5fd7\u9ed8\u8ba4\u662f\u4fdd\u5b58\u5728\u5bf9\u5e94 Nodemanager \u914d\u7f6e\u76ee\u5f55 <code>yarn.nodemanager.log-dirs<\/code> \u670d\u52a1\u5668\u8282\u70b9\u4e0a\u3002\u8fd9\u5c31\u5bfc\u81f4\u5982\u679c\u9700\u8981\u67e5\u770b\u5bf9\u5e94\u7684 Application \u65e5\u5fd7\uff0c\u9700\u8981\u5148\u5230\u76f8\u5173  Nodemanager \u4e0a\u53bb\u627e\uff0c\u800c\u5f80\u5f80\u8be5\u8def\u5f84\u4f1a\u914d\u7f6e\u591a\u4e2a\u76ee\u5f55\uff0c\u4f46\u53ea\u6709\u5176\u4e2d\u4e00\u4e2a\u76ee\u5f55\u6709\u65e5\u5fd7\uff0c\u8fd9\u4f7f\u5f97\u67e5\u627e\u65e5\u5fd7\u4e0d\u662f\u5f88\u65b9\u4fbf\u3002\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u4ee5\u914d\u7f6e Application \u65e5\u5fd7\u805a\u5408\uff0c\u628a\u65e5\u5fd7\u805a\u5408\u5230 HDFS \u4e0a\uff0c\u76f4\u63a5\u5728 HDFS \u4e0a\u67e5\u770b\u3002<\/p>\n<h3>\u8be6\u7ec6\u8bf4\u660e<\/h3>\n<hr \/>\n<p><strong>1. \u65e5\u5fd7\u805a\u5408\u914d\u7f6e<\/strong><\/p>\n<pre><code>\u914d\u7f6e\u9879\uff1ayarn.log-aggregation-enable\n\u503c\uff1atrue\n\n\u8bf4\u660e\uff1a\u662f\u5426\u5f00\u542f\u65e5\u5fd7\u805a\u5408\uff0cTDH \u4e2d\u9ed8\u8ba4\u4e3a false\uff0c\u4fee\u6539\u4e3a true<\/code><\/pre>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/01\/image-1612081579392.png\" alt=\"file\" \/><\/p>\n<pre><code>\u914d\u7f6e\u9879\uff1ayarn.nodemanager.remote-app-log-dir\n\u503c\uff1a\/yarn1\/var\/log\/hadoop-yarn\/apps\n\n\u8bf4\u660e\uff1a\u53ef\u4ee5\u81ea\u5df1\u4fee\u6539\u5b9a\u4e49\uff0c\u8be5\u8def\u5f84\u4e3a HDFS \u8def\u5f84<\/code><\/pre>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/01\/image-1612081767802.png\" alt=\"file\" \/><\/p>\n<p><strong>\u914d\u7f6e\u670d\u52a1\uff0c\u91cd\u542f Yarn<\/strong> \u540e\uff0c\u9488\u5bf9 Yarn \u4efb\u52a1\uff0c\u5f53 Application \u5b8c\u6210\u540e\uff0c\u65e5\u5fd7\u5c06\u88ab\u805a\u5408\u5199\u5230 HDFS \u4e0a\uff1bHDFS \u8def\u5f84\u5373\u4e3a ${yarn.nodemanager.remote-app-log-dir}<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/01\/image-1612082610230.png\" alt=\"file\" \/><\/p>\n<p><\/br><\/p>\n<p><strong>2. \u805a\u5408\u65e5\u5fd7\u5b9a\u671f\u6e05\u7406<\/strong><br \/>\nApplication \u65e5\u5fd7\u805a\u5408\u5230 HDFS \u4e0a\u540e\uff0c\u9ed8\u8ba4\u662f\u4e0d\u6e05\u7406\u7684\uff0c\u65f6\u95f4\u957f\u4e86\u4f1a\u5360\u7528 HDFS \u7a7a\u95f4\u3002\u8fd9\u4e2a\u65f6\u5019\uff0c\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u914d\u7f6e\u5b9a\u671f\u6e05\u7406\u3002<\/p>\n<pre><code>\u914d\u7f6e\u9879\uff1ayarn.log-aggregation.retain-seconds\n\u503c\uff1a604800\n\n\u8bf4\u660e\uff1a\u5355\u4f4d\uff1a\u79d2\uff0c\u53c2\u6570\u4e0d\u5b9c\u8bbe\u7f6e\u8fc7\u5c0f\uff1b\u5efa\u8bae\u8bbe\u7f6e\u4e3a 7 \u5929\u5de6\u53f3\uff0c\u6839\u636e\u81ea\u8eab\u96c6\u7fa4\u78c1\u76d8\u4f7f\u7528\u91cf\u51b3\u5b9a\u4fdd\u7559\u65f6\u95f4<\/code><\/pre>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/01\/image-1612083258237.png\" alt=\"file\" \/><\/p>\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u542f\u7528\u805a\u5408\u65e5\u5fd7\u5b9a\u671f\u6e05\u7406\u7684\u8bdd\uff0c\u9700\u8981\u4fdd\u8bc1 Yarn \u7684 History Server \u6b63\u5e38\u542f\u52a8\u3002<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/01\/image-1612083323990.png\" alt=\"file\" \/><\/p>\n<p><\/br><\/p>\n<p>\u9644\uff1a<a href=\"http:\/\/hadoop.apache.org\/docs\/r2.7.2\/hadoop-yarn\/hadoop-yarn-common\/yarn-default.xml\">Yarn \u53c2\u6570\u8bf4\u660e<\/a><\/p>\n<h3>FAQ \u65e5\u5fd7\u805a\u5408\u5931\u8d25\u5982\u4f55\u6392\u67e5<\/h3>\n<hr \/>\n<p>1.\u9996\u5148\u901a\u8fc7<code>yarn logs -applicationId application_XXX<\/code> \u65e5\u5fd7\u67e5\u770b\u662f\u5426\u6253\u5370 Log aggregation has not completed or is not enabled<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/nj.transwarp.cn:8180\/wp-content\/uploads\/2021\/01\/image-1735002372714.png\" alt=\"file\" \/><\/p>\n<p>2.\u68c0\u67e5\u591a\u4e2a yarn nodemanager\u65e5\u5fd7\uff0c\u4e00\u822c\u4f1a\u6709\u65e5\u5fd7\u805a\u5408\u7684\u76f8\u5173\u62a5\u9519\uff0c\u6bd4\u5982\u4e0b\u9762\u7684 yarn\u6ca1\u6709hdfs \u7684global access\u6743\u9650<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/nj.transwarp.cn:8180\/wp-content\/uploads\/2021\/01\/image-1735002421803.png\" alt=\"file\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981\u63cf\u8ff0 \u5728 TDH \u4e2d\uff0cYarn \u7684 Application \u65e5\u5fd7\u9ed8\u8ba4\u662f\u4fdd\u5b58\u5728\u5bf9\u5e94 Nodemanager  ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/kbwp.transwarp.cn\/?p=5186\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[183],"class_list":["post-5186","post","type-post","status-publish","format-standard","hentry","category-configuration","tag-yarn"],"acf":[],"_links":{"self":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/5186","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5186"}],"version-history":[{"count":3,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/5186\/revisions"}],"predecessor-version":[{"id":15362,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/5186\/revisions\/15362"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5186"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5186"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}