{"id":11916,"date":"2024-08-01T15:32:47","date_gmt":"2024-08-01T07:32:47","guid":{"rendered":"https:\/\/nj.transwarp.cn:8180\/?p=11916"},"modified":"2024-08-01T15:32:47","modified_gmt":"2024-08-01T07:32:47","slug":"hdfs-%e5%9c%a8%e7%ba%bf%e7%bc%a9%e5%ae%b9%e7%a3%81%e7%9b%98","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=11916","title":{"rendered":"HDFS \u5728\u7ebf\u7f29\u5bb9\u78c1\u76d8\uff08\u7f29\u5bb9\u53ef\u4ee5\u7acb\u5373\u751f\u6548\uff09"},"content":{"rendered":"

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

\u78c1\u76d8\u635f\u574f\uff0c\u6216\u8005\u78c1\u76d8\u5171\u4eab\uff0c\u9700\u8981\u8e22\u6389hdfs \u7684 datanode \u7684\u67d0\u4e2a\u6570\u636e\u76d8\uff0c\u5728\u4e0d\u91cd\u542f\u7684\u60c5\u51b5\u4e0b\uff0c\u5b9e\u73b0\u8fd9\u79cd\u65b9\u6cd5\uff1b<\/p>\n

\u8be6\u7ec6\u8bf4\u660e<\/h3>\n
    \n
  1. Manager \u9875\u9762\u4fee\u6539 HDFS \u914d\u7f6e<\/li>\n
  2. \u91cd\u8f7d datanode \u914d\u7f6e<\/li>\n
  3. \u7b49\u5f85\u526f\u672c\u8865\u5168<\/li>\n<\/ol>\n

    \u8be6\u7ec6\u6b65\u9aa4<\/h4>\n

    Manager \u9875\u9762\u4fee\u6539 HDFS \u914d\u7f6e<\/h5>\n

    \u8fdb\u5165 manager \u9875\u9762\u914d\u7f6e hdfs\uff0c\u5254\u9664\u7279\u5b9a\u78c1\u76d8\uff1b\u5982\u4e0b\u56fe\u6240\u793a\uff1a\uff08\u5c06 \/mnt\/disk4\/hadoop\/data<\/code> \u5254\u9664\u914d\u7f6e\uff09<\/p>\n

    \"file\"<\/p>\n

    \u7136\u540e\u914d\u7f6e\u670d\u52a1<\/p>\n

    \"file\"<\/p>\n

    \u91cd\u8f7d datanode \u914d\u7f6e<\/h5>\n

    \u91cd\u8f7ddatanode \u914d\u7f6e\u4e4b\u524d\uff0c\u5148 hdfs dfsadmin -report \u67e5\u770b\u4e00\u4e0b\u5f53\u524d\u7684\u60c5\u51b5\uff0c\u8fd9\u91cc\u68c0\u67e5\u4e86\u4e00\u4e0b block \u60c5\u51b5\uff1b<\/p>\n

    \"file\"<\/p>\n

    hdfs dfsadmin -reconfig datanode 172.22.22.10:50020 start<\/p>\n

    \u51fa\u73b0\u4ee5\u4e0b\u65e5\u5fd7<\/p>\n

    SUCCESS: Change property dfs.datanode.data.dir<\/p>\n

    \"file\"<\/p>\n

    reconfig \u4e4b\u524d\uff0c-report \u68c0\u67e5\u53d1\u73b0\u78c1\u76d8\u7a7a\u95f4 433.97 GB<\/p>\n

    \"file\"<\/p>\n

    reconfig \u4e4b\u540e\uff0c-rreport \u68c0\u67e5\u53d1\u73b0\u78c1\u76d8\u7a7a\u95f4 326.74 GB
    \n\"file\"<\/p>\n

    \u7b49\u5f85\u6570\u636e\u8865\u5168\uff1b<\/h4>\n

    hdfs dfsadmin -report \u67e5\u770b block \u6570\u91cf\u51cf\u5c11\u81f3 -reconfig \u4e4b\u524d\u7684\u72b6\u6001\u5373\u53ef\uff1b
    \n\u6062\u590d\u7684\u65f6\u95f4\u4ec5\u4f9b\u53c2\u8003\uff1a1\u5206\u949f\uff0c\u590d\u5236500\u4e2ablock\uff1b<\/p>\n

    \"file\"<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u6982\u8981\u63cf\u8ff0 \u78c1\u76d8\u635f\u574f\uff0c\u6216\u8005\u78c1\u76d8\u5171\u4eab\uff0c\u9700\u8981\u8e22\u6389hdfs \u7684 datanode \u7684\u67d0\u4e2a\u6570\u636e\u76d8\uff0c\u5728\u4e0d\u91cd\u542f\u7684\u60c5\u51b5\u4e0b\uff0c\u5b9e\u73b0 ..<\/p>\n

    <\/div>\n

    Read more<\/a><\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11916","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\/11916","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\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11916"}],"version-history":[{"count":5,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/11916\/revisions"}],"predecessor-version":[{"id":18187,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/11916\/revisions\/18187"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}