{"id":1463,"date":"2024-05-08T11:15:58","date_gmt":"2024-05-08T03:15:58","guid":{"rendered":"http:\/\/oneai.eu.org\/?p=1463"},"modified":"2024-05-08T11:15:58","modified_gmt":"2024-05-08T03:15:58","slug":"hdfs%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f%e6%96%87%e4%bb%b6%e7%bb%93%e6%9e%84","status":"publish","type":"post","link":"https:\/\/oneai.eu.org\/?p=1463","title":{"rendered":"hdfs\u6587\u4ef6\u7cfb\u7edf\u6587\u4ef6\u7ed3\u6784"},"content":{"rendered":"
core-site.xml:\n<name>hadoop.tmp.dir<\/name>\uff1a\n<value>\/home\/zjy\/hadoop\/tmp<\/value>    \/\/namenode\u7ba1\u7406\u7684\u4e34\u65f6\u76ee\u5f55  \u8fd9\u4e2avalue\u53ef\u4ee5\u914d\u7f6e\u6210\u7528\uff0c\u53f7\u5206\u9694\u7684\u591a\u4e2a\u76ee\u5f55\uff0c\u7528\u4e8e\u5907\u4efdnamenode\u7684\u6570\u636e\u3002\n\u4f8b\n<value>\/home\/zjy\/hadoop\/tmp,\/home\/zjy\/hadoop\/namenodebak<\/value>   \n--\nhdfs.site.xml\n\n<name>dfs.name.edits.dir<\/name>\n<value>${dfs.name.dir}<\/value>      \/\/edits\u7684\u76ee\u5f55\u914d\u7f6e\u3002\n<name>dfs.replication<\/name>\n<value>3<\/value>      \/\/\u6587\u4ef6\u7684\u5907\u4efd\u526f\u672c\u6570\n\nzjy@YFCS-S6-APP:\/home\/zjy\/hadoop\/tmp\/dfs$l\ndrwx------ 3 zjy users 4096 11\u6708 11 10:24 data                \/\/datanode\u64cd\u4f5c\u76ee\u5f55\ndrwxr-xr-x 3 zjy users 4096 11\u6708 11 10:42 name                \/\/namenode \u64cd\u4f5c\u76ee\u5f55\ndrwxr-xr-x 3 zjy users 4096 11\u6708 11 10:42 namesecondary        \/\/namenode\u5907\u4efd\u76ee\u5f55  \u51b7\u5907\u4efd\u4e0d\u662f\u5b9e\u65f6\u7684\u3002\n\n-rw-r--r-- 1 zjy users      17 11\u6708 11 10:42 in_use.lock      \/\/\u9501\u6587\u4ef6\uff0c\u8868\u793a\u8c01\u80fd\u64cd\u4f5c\u8fd9\u4e2a\u76ee\u5f55\ndrwxr-xr-x 2 zjy users 1236992 11\u6708 20 16:46 current           \/\/\u5f53\u524d\u64cd\u4f5c\nzjy@YFCS-S6-APP:\/home\/zjy\/hadoop\/tmp\/dfs\/name$\nzjy@YFCS-S6-APP:\/home\/zjy\/hadoop\/tmp\/dfs\/name$more in_use.lock\n19565@YFCS-S6-APP                                              \/\/\u53ea\u670919565\u8fd9\u4e2a\u8fdb\u7a0b\u53f7\u53ef\u4ee5\u64cd\u4f5c\u8fd9\u4e2a\u76ee\u5f55\n\nzjy@YFCS-S6-APP:\/home\/zjy\/hadoop\/tmp\/dfs\/name\/current$\n-rw-r--r-- 1 zjy users      62 11\u6708 10 09:42 fsimage_0000000000000000000.md5    \/\/fsimage \u8868\u793anamenode \u7684\u955c\u50cf\n-rw-r--r-- 1 zjy users     350 11\u6708 10 09:42 fsimage_0000000000000000000                \n-rw-r--r-- 1 zjy users     204 11\u6708 11 10:24 VERSION                             \/\/\u5f53\u524dHDFS\u7684\u6587\u4ef6\u7248\u672c\u53f7\n-rw-r--r-- 1 zjy users      62 11\u6708 11 10:24 fsimage_0000000000000002955.md5\n-rw-r--r-- 1 zjy users     351 11\u6708 11 10:24 fsimage_0000000000000002955\n-rw-r--r-- 1 zjy users       6 11\u6708 20 16:49 seen_txid\n-rw-r--r-- 1 zjy users 1048576 11\u6708 20 16:49 edits_inpro                        \/\/edits \u8bb0\u5f55\u4e0a\u4f20\u6587\u4ef6\u7684\u8fc7\u7a0b\u3002<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
core-site.xml: <name>hadoop.tmp.dir<\/name>\uff1a <value>\/home\/zjy\/hadoop\/tmp<\/value> \/\/namenode\u7ba1\u7406\u7684\u4e34\u65f6\u76ee\u5f55 \u8fd9\u4e2avalue\u53ef\u4ee5\u914d\u7f6e\u6210\u7528\uff0c\u53f7\u5206\u9694\u7684\u591a\u4e2a\u76ee\u5f55\uff0c\u7528\u4e8e\u5907\u4efdnamenode\u7684\u6570\u636e\u3002 \u4f8b <value>\/home\/zjy\/hadoop\/tmp,\/home\/zjy\/hadoop\/namenodebak<\/value> — hdfs.site.xml <name>dfs.name.edits.dir<\/name> <value>${dfs.name.dir}<\/value> \/\/edits\u7684\u76ee\u5f55\u914d\u7f6e\u3002 <name>dfs.replication<\/name> <value>3<\/value> \/\/\u6587\u4ef6\u7684\u5907\u4efd\u526f\u672c\u6570 zjy@YFCS-S6-APP:\/home\/zjy\/hadoop\/tmp\/dfs$l drwx—— 3 zjy users 4096 11\u6708 11 10:24 data \/\/datanode\u64cd\u4f5c\u76ee\u5f55 drwxr-xr-x 3 zjy users 4096 11\u6708 11 10:42 name \/\/namenode \u64cd\u4f5c\u76ee\u5f55 drwxr-xr-x 3 zjy users 4096 11\u6708 11 10:42 namesecondary \/\/namenode\u5907\u4efd\u76ee\u5f55 \u51b7\u5907\u4efd\u4e0d\u662f\u5b9e\u65f6\u7684\u3002 -rw-r–r– 1 zjy users 17 11\u6708 11 10:42 in_use.lock \/\/\u9501\u6587\u4ef6\uff0c\u8868\u793a\u8c01\u80fd\u64cd\u4f5c\u8fd9\u4e2a\u76ee\u5f55 drwxr-xr-x 2 zjy users 1236992 11\u6708 20 16:46 current \/\/\u5f53\u524d\u64cd\u4f5c zjy@YFCS-S6-APP:\/home\/zjy\/hadoop\/tmp\/dfs\/name$ zjy@YFCS-S6-APP:\/home\/zjy\/hadoop\/tmp\/dfs\/name$more in_use.lock 19565@YFCS-S6-APP \/\/\u53ea\u670919565\u8fd9\u4e2a\u8fdb\u7a0b\u53f7\u53ef\u4ee5\u64cd\u4f5c\u8fd9\u4e2a\u76ee\u5f55 zjy@YFCS-S6-APP:\/home\/zjy\/hadoop\/tmp\/dfs\/name\/current$ -rw-r–r– 1 zjy users 62 11\u6708 10 09:42 fsimage_0000000000000000000.md5 \/\/fsimage \u8868\u793anamenode \u7684\u955c\u50cf -rw-r–r– 1 zjy users 350 11\u6708 10 09:42 fsimage_0000000000000000000 -rw-r–r– 1 zjy users 204 11\u6708 11 10:24 VERSION \/\/\u5f53\u524dHDFS\u7684\u6587\u4ef6\u7248\u672c\u53f7 -rw-r–r– 1 zjy users 62 11\u6708 11 10:24 fsimage_0000000000000002955.md5 -rw-r–r– 1 zjy users 351 11\u6708 11 10:24 fsimage_0000000000000002955 -rw-r–r– 1 zjy users 6 11\u6708 20 16:49 seen_txid -rw-r–r– 1 zjy users 1048576 11\u6708 20 16:49 edits_inpro \/\/edits \u8bb0\u5f55\u4e0a\u4f20\u6587\u4ef6\u7684\u8fc7\u7a0b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_eb_attr":"","footnotes":""},"categories":[85,82],"tags":[],"class_list":["post-1463","post","type-post","status-publish","format-standard","hentry","category-hadoop","category-82"],"_links":{"self":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1463","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1463"}],"version-history":[{"count":1,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1463\/revisions"}],"predecessor-version":[{"id":1464,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=\/wp\/v2\/posts\/1463\/revisions\/1464"}],"wp:attachment":[{"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1463"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1463"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oneai.eu.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}