{"id":1758,"date":"2021-03-03T11:44:46","date_gmt":"2021-03-03T03:44:46","guid":{"rendered":"https:\/\/nj.transwarp.cn:8180\/?p=1758"},"modified":"2021-03-03T11:44:43","modified_gmt":"2021-03-03T03:44:43","slug":"tdh4-x%e7%89%88%e6%9c%achdfs%e9%87%8d%e8%a3%85%e6%97%b6format-name-node%e6%8a%a5%e9%94%99","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=1758","title":{"rendered":"TDH4.X \u7248\u672c HDFS \u91cd\u88c5\u65f6 format name node \u62a5\u9519"},"content":{"rendered":"<h3>\u6982\u8981\u63cf\u8ff0<\/h3>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e00\u4e0b HDFS \u5220\u9664\u91cd\u88c5\u8fc7\u7a0b\u4e2d\u9047\u5230\u7684\u4e00\u4e2a\u95ee\u9898\u3002<br \/>\n\u672c\u6848\u4f8b\u96c6\u7fa4\u7248\u672c\uff1a4.8.4<\/p>\n<hr \/>\n<h3>\u8be6\u7ec6\u8bf4\u660e<\/h3>\n<p>TDH4.X \u7684\u7248\u672c\uff0c\u5220\u9664 HDFS\uff0c\u91cd\u65b0\u5b89\u88c5\u7684\u65f6\u5019\uff0c\u5728\u6267\u884c\u5230 <strong>initialize name service nameservice1<\/strong> &gt; <strong>format name node<\/strong> \u6b65\u9aa4\u65f6\u4f1a\u62a5\u9519\uff0c\u62a5\u9519\u5185\u5bb9\u5982\u4e0b:<\/p>\n<pre><code class=\"language-java\">2019-12-07 14:38:23,993 INFO namenode.NameNode: SHUTDOWN_MSG:\n\/************************************************************\nSHUTDOWN_MSG: Shutting down NameNode at amen04-17-484\/172.22.39.17\n************************************************************\/\n2019\/12\/07 14:38:24 CST [init_hadoop-hdfs-namenode-hdfs1] init_hadoop-hdfs-namenode-hdfs1 failed.\nio.transwarp.manager.opas.exception.OperationException: Failed to format Namenode hadoop-hdfs-namenode-hdfs1<\/code><\/pre>\n<hr \/>\n<h4>\u95ee\u9898\u539f\u56e0<\/h4>\n<p><strong>\u9996\u5148\u786e\u8ba4\u8be5\u96c6\u7fa4\u4e0a\u662f\u5426\u5b89\u88c5\u8fc7HDFS\uff1b\u5982\u679c\u5b89\u88c5\u8fc7HDFS\uff0c\u4e14\u9700\u8981\u4fdd\u7559\u5176\u4e2d\u7684\u6570\u636e\uff0c\u8bf7\u4e0d\u8981\u7ee7\u7eed\u4e0b\u9762\u7684\u6b65\u9aa4\uff0c\u800c\u5e94\u8fdb\u884c [\u5907\u4efd\u6216\u5347\u7ea7] \u64cd\u4f5c\uff1b<\/strong><\/p>\n<p>\u5982\u679c\u8be5\u96c6\u7fa4\u4e0a\u7684\u6ca1\u6709\u9700\u8981\u4fdd\u7559\u6570\u636e\u7684 HDFS\uff0c\u53ef\u7ee7\u7eed\u4e0b\u9762\u7684\u6b65\u9aa4\uff0c\u6e05\u7a7a HDFS \u4e2d\u7684\u6b8b\u5b58\u6570\u636e<\/p>\n<h4>\u89e3\u51b3\u65b9\u6cd5<\/h4>\n<h5>\u6240\u6709 journal Node \u4e0a\uff0c\u6e05\u7a7a\u6570\u636e\uff0c\u4fdd\u7559\u76ee\u5f55<\/h5>\n<p><strong>\/hadoop\/journal<\/strong> \u4e2d\u7684\u6240\u6709\u5185\u5bb9\uff1b\u7136\u540e\u6267\u884c <strong>service hadoop-hdfs-journalnode-hdfs1 restart<\/strong><\/p>\n<ul>\n<li>\u786e\u8ba4 Journal Node \u8282\u70b9\uff0c\u5982\u4e0b\u56fe\u53ef\u77e5\u5305\u62ec\uff1aamen04-17-484\u3001amen05-18-484\u3001amen06-19-484\uff0c\u5728\u6bcf\u4e2a\u8282\u70b9\u4e0a\u6e05\u7a7a\u76ee\u5f55\u4e2d\u7684\u6570\u636e<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2019\/12\/image-1575704914360.png\" alt=\"\" \/><\/p>\n<ul>\n<li>\u91cd\u542fJournal Node<\/li>\n<\/ul>\n<pre><code class=\"language-shell\">[root@amen05-18-484 journal]# service hadoop-hdfs-journalnode-hdfs1 restart\nStopping Hadoop journalnode:                               [  OK  ]\nstopping journalnode\nStarting Hadoop journalnode:                               [  OK  ]\nstarting journalnode, logging to \/var\/log\/hdfs1\/hadoop-hdfs-journalnode-amen05-18-484.out\n[root@amen05-18-484 journal]#<\/code><\/pre>\n<h5>\u5728\u6240\u6709 <strong>Name Node<\/strong> \u4e0a\uff0c\u6e05\u7a7a <strong>dfs.namenode.name.dir<\/strong> \u914d\u7f6e\u7684\u76f8\u5e94\u76ee\u5f55\u7684\u6240\u6709\u5185\u5bb9<\/h5>\n<ul>\n<li>\n<p>\u786e\u8ba4 Name Node \u8282\u70b9\uff0c\u672c\u6848\u4f8b\u5305\u62ec\uff1aamen04-17-484\u3001amen05-18-484<\/p>\n<\/li>\n<li>\n<p>\u786e\u8ba4 dfs.namenode.name.dir \u6240\u914d\u7f6e\u7684\u76f8\u5e94\u76ee\u5f55\uff0c\u53ef\u77e5\u662f\uff1a<strong><code>\/mnt\/disk1\/hadoop\/namenode_dir,\/mnt\/disk2\/hadoop\/namenode_dir<\/code><\/strong><\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-shell\">[root@amen05-18-484 journal]# cd \/etc\/hdfs1\/conf\/\n[root@amen05-18-484 conf]# grep -C 2 \"dfs.namenode.name.dir\" *\ngrep: backup: Is a directory\nhdfs-site.xml-    <\/property>\nhdfs-site.xml-    <property>\nhdfs-site.xml:        <name>dfs.namenode.name.dir<\/name>\nhdfs-site.xml-        <value>\/mnt\/disk1\/hadoop\/namenode_dir,\/mnt\/disk2\/hadoop\/namenode_dir<\/value>\nhdfs-site.xml-    <\/property><\/code><\/pre>\n<ul>\n<li>\u6e05\u7a7a\u76f8\u5e94\u76ee\u5f55\u7684\u5185\u5bb9<\/li>\n<\/ul>\n<h5>\u5728\u6240\u6709 <strong>Data Node<\/strong> \u4e0a\uff0c\u6e05\u7a7a <strong>dfs.datanode.data.dir<\/strong> \u914d\u7f6e\u7684\u76f8\u5e94\u76ee\u5f55\u7684\u6240\u6709\u5185\u5bb9<\/h5>\n<ul>\n<li>\n<p>\u786e\u8ba4 Data Node \u8282\u70b9\uff0c\u672c\u6848\u4f8b\u5305\u62ec\uff1aamen04-17-484\u3001amen05-18-484\u3001amen06-19-484<\/p>\n<\/li>\n<li>\n<p>\u786e\u8ba4 dfs.datanode.data.dir \u6240\u914d\u7f6e\u7684\u76f8\u5e94\u76ee\u5f55\uff0c\u53ef\u77e5\u662f\uff1a<strong><code>\/mnt\/disk1\/hadoop\/data,\/mnt\/disk2\/hadoop\/data<\/code><\/strong><\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-shell\">[root@amen05-18-484 conf]# grep -C 2 -w 'dfs.datanode.data.dir' *\ngrep: backup: Is a directory\nhdfs-site.xml-    <\/property>\nhdfs-site.xml-    <property>\nhdfs-site.xml:        <name>dfs.datanode.data.dir.perm<\/name>\nhdfs-site.xml-        <value>755<\/value>\nhdfs-site.xml-    <\/property>\n--\nhdfs-site.xml-    <\/property>\nhdfs-site.xml-    <property>\nhdfs-site.xml:        <name>dfs.datanode.data.dir<\/name>\nhdfs-site.xml-        <value>\/mnt\/disk1\/hadoop\/data,\/mnt\/disk2\/hadoop\/data<\/value>\nhdfs-site.xml-    <\/property>\n[root@amen05-18-484 conf]# <\/code><\/pre>\n<ul>\n<li>\u6e05\u7a7a\u76f8\u5e94\u76ee\u5f55\u7684\u5185\u5bb9<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2019\/12\/image-1575706552655.png\" alt=\"file\" \/><\/p>\n<h5>\u4e0a\u97623\u6b65\u6267\u884c\u5b8c\u4e4b\u540e\uff0c\u70b9\u51fb\u91cd\u8bd5<\/h5>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2019\/12\/image-1575706646033.png\" alt=\"\" \/><\/p>\n<p>\u53ef\u4ee5\u770b\u5230HDFS\u670d\u52a1\u53ef\u4ee5\u6b63\u5e38\u5b89\u88c5<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2019\/12\/image-1575706735422.png\" alt=\"\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981\u63cf\u8ff0 \u672c\u6587\u4ecb\u7ecd\u4e00\u4e0b HDFS \u5220\u9664\u91cd\u88c5\u8fc7\u7a0b\u4e2d\u9047\u5230\u7684\u4e00\u4e2a\u95ee\u9898\u3002 \u672c\u6848\u4f8b\u96c6\u7fa4\u7248\u672c\uff1a4.8.4 \u8be6\u7ec6\u8bf4\u660e TDH ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/kbwp.transwarp.cn\/?p=1758\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":14,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1758","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"_links":{"self":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/1758","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\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1758"}],"version-history":[{"count":1,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/1758\/revisions"}],"predecessor-version":[{"id":5400,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/1758\/revisions\/5400"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1758"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1758"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1758"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}