{"id":4471,"date":"2020-12-28T13:50:06","date_gmt":"2020-12-28T05:50:06","guid":{"rendered":"https:\/\/nj.transwarp.cn:8180\/?p=4471"},"modified":"2020-12-28T13:50:04","modified_gmt":"2020-12-28T05:50:04","slug":"%e3%80%90hdfs%e3%80%914-3-x%e7%89%88%e6%9c%ac%e7%a3%81%e7%9b%98%e7%a9%ba%e9%97%b4%e4%b8%a5%e9%87%8d%e4%b8%8d%e8%b6%b3%e6%97%b6%e5%ba%94%e6%80%a5%e9%87%8a%e6%94%be%e7%a9%ba%e9%97%b4%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=4471","title":{"rendered":"\u3010HDFS\u3011\u78c1\u76d8\u7a7a\u95f4\u4e0d\u8db3\u65f6\u5e94\u6025\u91ca\u653e\u7a7a\u95f4\u7684\u65b9\u6cd5"},"content":{"rendered":"

\u6982\u8981\u63cf\u8ff0<\/h3>\n
\n

TDH 4.3.x \u7248\u672c\uff0c\u56e0\u4e3a\u90e8\u7f72\u65f6\u95f4\u8f83\u65e9\uff0c\u6570\u636e\u8282\u70b9\u78c1\u76d8\u5bb9\u91cf\u89c4\u5212\u8f83\u5c0f\uff0c\u5bfc\u81f4 HDFS \u53ef\u7528\u5bb9\u91cf\u8f83\u4f4e\u3002\u96c6\u7fa4\u8fd0\u884c\u4e00\u6bb5\u65f6\u95f4\u540e\uff0c\u968f\u7740\u751f\u4ea7\u6570\u636e\u7684\u6301\u7eed\u5199\u5165\uff0c\u9762\u4f1a\u51fa\u73b0\u78c1\u76d8\u7a7a\u95f4\u4e25\u91cd\u4e0d\u8db3\u7684\u60c5\u51b5\uff0c\u78c1\u76d8\u5df2\u7528\u7a7a\u95f4\u8d85\u8fc7\u4e00\u5b9a\u6bd4\u4f8b\uff0890%\uff09\u540e\uff0c\u4f1a\u5bfc\u81f4\u5927\u6570\u636e\u5e73\u53f0\u8fd0\u884c\u5f02\u5e38\uff1b\u672c\u6848\u4f8b\u9488\u5bf9\u77ed\u65f6\u95f4\u5185\u65e0\u6cd5\u5b8c\u6210\u6269\u5bb9\u7684\u60c5\u51b5\uff0c\u63d0\u4f9b\u4e00\u4e2a\u4e34\u65f6\u7684\u89e3\u51b3\u65b9\u6848\uff1b
\n\u53ef\u4ee5\u4f7f\u7528\u964d\u4f4e\u6570\u636e\u5907\u4efd(\u6570\u636e\u9ed8\u8ba43\u5907\u4efd)\u7684\u529e\u6cd5\u4e34\u65f6\u91ca\u653e\u90e8\u5206\u53ef\u7528\u7a7a\u95f4\uff0c\u4fdd\u969c\u5e73\u53f0\u7684\u6b63\u5e38\u8fd0\u884c\uff0c\u4e3a\u96c6\u7fa4\u6269\u5bb9\u4e89\u53d6\u65f6\u95f4\u3002<\/p>\n

\u8be6\u7ec6\u8bf4\u660e<\/h3>\n
\n
\n

\u6b64\u65b9\u6cd5\u4ec5\u4e3a\u5e94\u6025\u4f7f\u7528\uff0c\u540c\u4e00\u96c6\u7fa4\u53ea\u80fd\u4f7f\u7528\u4e00\u6b21\uff0c\u9047\u5230\u78c1\u76d8\u7a7a\u95f4\u4e0d\u8db3\u7684\u60c5\u51b5\uff0c\u5efa\u8bae\u5c3d\u5feb\u6269\u5bb9\uff0c\u589e\u52a0\u53ef\u7528\u7a7a\u95f4\u3002<\/p>\n<\/blockquote>\n

1\u3001\u8bbf\u95ee\u96c6\u7fa4\u4efb\u610f\u4e00\u4e2a\u6570\u636e\u8282\u70b9<\/h4>\n

\u5728\u5927\u6570\u636e\u7ba1\u7406\u9875\u9762\uff088180 \u7aef\u53e3\u5bf9\u5e94\u7684\u9875\u9762\uff09\u70b9\u51fb\u670d\u52a1\u8fdb\u5165 HDFS \u670d\u52a1<\/strong> \u9875\u9762\uff0c\u7136\u540e\u70b9\u51fb\u5de6\u4fa7 \u89d2\u8272<\/strong> \u56fe\u6807\uff0c\u627e\u5230 datanode \u670d\u52a1\u6240\u5728\u8282\u70b9\uff0c\u4f7f\u7528 shell \u5de5\u5177\u8fde\u63a5\u5176\u4e2d\u4efb\u610f\u4e00\u4e2a\u8282\u70b9\uff1b<\/p>\n

\"\"<\/p>\n

2\u3001\u5728\u6570\u636e\u8282\u70b9\u6267\u884c\u4e0b\u9762\u547d\u4ee4\u964d\u4f4e\u6570\u636e\u5907\u4efd<\/h4>\n

\u5148kinit\u5b89\u5168\u901a\u8fc7\u5b89\u5168\u8ba4\u8bc1<\/p>\n

**kinit hdfs\/$(hostname) -kt \/etc\/hdfs1\/hdfs.keytab<\/code>**<\/code><\/pre>\n
\u7136\u540e\u4f7f\u7528 setrep<\/code> \u547d\u4ee4\u5c06\u9ed8\u8ba4\u76843\u5907\u4efd\u6570\u636e\u964d\u4f4e\u4e3a2\u5907\u4efd\uff0c\u8fdb\u800c\u91ca\u653e\u90e8\u5206\u78c1\u76d8\u7a7a\u95f4\uff0csetrep \u547d\u4ee4\u53c2\u8003 hadoop \u7684\u5e38\u7528 fsshell \u547d\u4ee4<\/a><\/p>\n
hdfs dfs -setrep -R 2 \/hyperbase1\/data\/default<\/code><\/strong>
\n\u6b64\u547d\u4ee4\u662f\u4fee\u6539 \/hyperbase1\/data\/default \u8def\u5f84\u4e0b\u6240\u6709\u6587\u4ef6\u7684\u526f\u672c\u6570\u91cf\u4e3a 2 <\/p>\n
\"\"<\/p>\n
\u6b63\u5e38\u6267\u884c\u60c5\u51b5\u4e0b\uff0c\u4f1a\u5982\u4e0a\u56fe\u663e\u793a\u6267\u884c\u8fc7\u7a0b\uff0c\u8010\u5fc3\u7b49\u5f85\u6267\u884c\u5b8c\u6bd5\u5373\u53ef\u3002<\/p>\n
3\u3001\u7b49\u5f85\u6267\u884c\u5b8c\u6bd5\u540e\uff0c\u786e\u8ba4\u78c1\u76d8\u7a7a\u95f4\u662f\u5426\u91ca\u653e<\/h4>\n
\u5728\u6240\u6709 datanode \u89d2\u8272\u6240\u5728\u6570\u636e\u8282\u70b9\u4f7f\u7528 df -h<\/code><\/strong> \u547d\u4ee4\uff0c\u5373\u53ef\u67e5\u770b\u78c1\u76d8\u7a7a\u95f4\u5360\u7528\u60c5\u51b5
\n\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6982\u8981\u63cf\u8ff0 TDH 4.3.x \u7248\u672c\uff0c\u56e0\u4e3a\u90e8\u7f72\u65f6\u95f4\u8f83\u65e9\uff0c\u6570\u636e\u8282\u70b9\u78c1\u76d8\u5bb9\u91cf\u89c4\u5212\u8f83\u5c0f\uff0c\u5bfc\u81f4 HDFS \u53ef\u7528\u5bb9\u91cf\u8f83\u4f4e\u3002 ..<\/p>\n
<\/div>\n
Read more<\/a><\/p>\n","protected":false},"author":60,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[124],"tags":[],"class_list":["post-4471","post","type-post","status-publish","format-standard","hentry","category-124"],"acf":[],"_links":{"self":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/4471","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\/60"}],"replies":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4471"}],"version-history":[{"count":2,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/4471\/revisions"}],"predecessor-version":[{"id":4489,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/4471\/revisions\/4489"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}