{"id":2911,"date":"2022-08-29T16:56:46","date_gmt":"2022-08-29T08:56:46","guid":{"rendered":"https:\/\/nj.transwarp.cn:8180\/?p=2911"},"modified":"2022-08-29T16:56:46","modified_gmt":"2022-08-29T08:56:46","slug":"hbase%e8%a1%a8%e5%af%bc%e5%85%a5%e5%af%bc%e5%87%ba%e4%b9%8bexport-import","status":"publish","type":"post","link":"https:\/\/kbwp.transwarp.cn\/?p=2911","title":{"rendered":"hbase\u8868\u5bfc\u5165\u5bfc\u51fa\u4e4bexport\/import"},"content":{"rendered":"<h3>\u6982\u8981\u8bf4\u660e<\/h3>\n<hr \/>\n<p>\u9762\u5bf9\u4e00\u4e9b\u91cd\u8981\u6570\u636e\uff0c\u5f88\u591a\u573a\u666f\u4e0b\u90fd\u9700\u8981\u5c06\u6570\u636e\u4ed3\u5e93\u8fdb\u884c\u590d\u5236\uff0c\u8fd9\u53ef\u4ee5\u662f\u6574\u4e2a\u6570\u636e\u5e93\u7684\u66f4\u5e7f\u6cdb\u7ea7\u522b\uff0c\u4e5f\u53ef\u4ee5\u662f\u8f83\u5c0f\u7684\u7ea7\u522b\u3002\u672c\u6848\u4f8b\u5c06\u6f14\u793aExport\/Import \u7684\u65b9\u5f0f\u5bfc\u5165\u5bfc\u51fa hbase \u6570\u636e\u3002<\/p>\n<blockquote>\n<p><strong>\u8be5\u65b9\u6cd5hbase\u540c\u7248\u672c\u3001\u4e0d\u540c\u7248\u672c\u4e4b\u95f4\u90fd\u53ef\u4ee5\u8fc1\u79fb\u6570\u636e\uff0c\u4f46\u6700\u597d\u662f\u5728\u540c\u7248\u672c\u4e4b\u95f4\u8fc1\u79fb\u6570\u636e\u3002<\/strong><br \/>\n<strong>\u8be5\u65b9\u6cd5\u9002\u7528\u4e8e\u6570\u636e\u91cf\u8f83\u5c0f\u7684hbase\u8868\u3002<\/strong><\/p>\n<\/blockquote>\n<h3>\u8be6\u7ec6\u8bf4\u660e<\/h3>\n<hr \/>\n<p>\u672c\u6848\u4f8b\u4ecb\u7ecd\u4f7f\u7528 Export\/Import \u7684\u65b9\u5f0f\u5bfc\u5165\u5bfc\u51fa hbase \u6570\u636e\uff0c\u8be5\u65b9\u6cd5\u53ea\u9700\u89813\u6b65\uff1a<\/p>\n<ol>\n<li>\u5728\u6e90\u96c6\u7fa4\u4e0a\u6267\u884cexport \u5c06\u6570\u636e\u6587\u4ef6copy\u5230 HDFS \u8def\u5f84<\/li>\n<li>\u5c06\u6570\u636e\u6587\u4ef6copy \u5230\u76ee\u6807\u96c6\u7fa4\u5e76\u4e0a\u4f20\u5230HDFS<\/li>\n<li>\u5728\u76ee\u6807\u96c6\u7fa4\u521b\u5efa\u4e00\u6837\u7ed3\u6784\u7684\u8868<\/li>\n<li>\u5728\u76ee\u6807\u96c6\u7fa4\u4e0a Import \u5230hbase \u8868<\/li>\n<\/ol>\n<p>\u4e0einceptor\u7684Export\/Import\u5bfc\u51fa\u5bfc\u5165\u6570\u636e\u4e0d\u540c\uff0chbase\u4e0d\u4f1a\u540c\u6b65\u5bfc\u51fa\u5bfc\u5165\u8868\u7684\u5143\u6570\u636e\u4fe1\u606f\uff0c\u6240\u4ee5\u9700\u8981\u5728\u76ee\u6807\u96c6\u7fa4\u624b\u52a8\u521b\u5efa\u4e00\u6837\u7ed3\u6784\u7684\u8868\u3002<\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><\/p>\n<ol>\n<li>\u4ee5\u4e0b\u6240\u6709\u64cd\u4f5c\u5fc5\u987b\u662f hbase \u7528\u6237\u6765\u6267\u884c\uff0c\u5982\u679c\u662f\u5f00\u4e86\u5b89\u5168\u7684\u96c6\u7fa4\uff0c\u9700\u8981kinit hbase\u83b7\u53d6\u8ba4\u8bc1\u4fe1\u606f\uff0c\u5982\u679c\u662f\u6ca1\u5f00\u5b89\u5168\u7684\u96c6\u7fa4\uff0c\u6267\u884c\u547d\u4ee4\u4e4b\u524d\u9700\u8981\u52a0\u4e0a <strong><code>sudo -u hbase<\/code><\/strong><\/li>\n<li>\u4ee5\u4e0b\u64cd\u4f5c\u9700\u8981\u51c6\u5907\u597dTDH\u5ba2\u6237\u7aef\uff0c\u53c2\u8003\uff1a<a href=\"https:\/\/nj.transwarp.cn:8180\/?p=1105\" title=\"\u51c6\u5907TDH\u5ba2\u6237\u7aef\u73af\u5883\">\u51c6\u5907TDH\u5ba2\u6237\u7aef\u73af\u5883<\/a><\/li>\n<\/ol>\n<h4>1\u3001\u5728\u6e90\u96c6\u7fa4\u4e0a\u6267\u884cexport \u5c06\u6570\u636e\u6587\u4ef6copy\u5230 HDFS \u8def\u5f84<\/h4>\n<pre><code class=\"language-shell\">hbase org.apache.hadoop.hbase.mapreduce.Driver export sqlbulkload_test_hbase \/tmp\/mll\/sqlbulkload_test_hbase<\/code><\/pre>\n<p><strong>\u6ce8\u610f\uff1a<\/strong><br \/>\n\u4e0a\u8ff0\u547d\u4ee4\u4e2d\u7684\/tmp\/mll\/sqlbulkload_test_hbase\u5fc5\u987b\u662fhdfs\u4e0a <strong><code>\u4e0d\u5b58\u5728<\/code><\/strong> \u7684\u8def\u5f84<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587457445951.png\" alt=\"file\" \/><\/p>\n<h4>2\u3001\u5c06\u6570\u636e\u6587\u4ef6copy \u5230\u76ee\u6807\u96c6\u7fa4\u5e76\u4e0a\u4f20\u5230HDFS<\/h4>\n<p>\u5c06\u6570\u636e\u76ee\u5f55\u548c\u6587\u4ef6 scp \u5230\u76ee\u6807\u96c6\u7fa4\uff0c\u5e76\u4e0a\u4f20\u5230 HDFS \u4e0a\uff0c\u672c\u6848\u4f8b\u4e2d\u4ee5\u540c\u4e00\u4e2a\u7684\u96c6\u7fa4\u7684\u4e0d\u540c\u8868\u6765\u6a21\u62df\u540c\u7248\u672c\u4e4b\u95f4\u6570\u636e\u8fc1\u79fb\u3002<\/p>\n<pre><code class=\"language-shell\">hdfs dfs -cp \/tmp\/mll\/sqlbulkload_test_hbase\/part-m-00001  \/tmp\/mll\/hbase_qianyi\/<\/code><\/pre>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587457580963.png\" alt=\"file\" \/><\/p>\n<h4>3\u3001\u5728\u76ee\u6807\u96c6\u7fa4\u4e0a\u521b\u5efa\u548c\u6e90\u8868\u7ed3\u6784\u4e00\u6837\u7684\u8868<\/h4>\n<p>\u672c\u6848\u4f8b\u5efa\u8868\u8bed\u53e5\u5982\u4e0b<\/p>\n<pre><code class=\"language-sql\">create table hbase_qianyi(key STRING,name STRING ,sex STRING ,nation STRING,b_date BIGINT ,phone STRING ,email STRING,addr STRING ) row format delimited FIELDS TERMINATED BY ','\ncollection items terminated by '\\001' MAP KEYS TERMINATED BY '\\003' LINES TERMINATED BY '\\n' stored by 'org.apache.hadoop.hive.hbase.HBaseStorageHandler'  tblproperties( 'hbase.table.splitkey'='220401200912310147,350430199001015281,43062119900101526X,513337199501015183', 'COMPRESSION'='SNAPPY', 'hbase.table.name'='hbase_qianyi');<\/code><\/pre>\n<h4>4\u3001\u5728\u76ee\u6807\u96c6\u7fa4\u4e0a Import \u5230hbase \u8868<\/h4>\n<ul>\n<li>\n<p>\u540c\u7248\u672c\u4e4b\u95f4\uff0c\u6267\u884c Import \u5bfc\u5165\u6570\u636e<\/p>\n<pre><code class=\"language-shell\">hbase org.apache.hadoop.hbase.mapreduce.Driver import hbase_qianyi \/tmp\/mll\/hbase_qianyi\/<\/code><\/pre>\n<\/li>\n<li>\n<p>\u4e0d\u540c\u7248\u672c\u4e4b\u95f4\uff0c\u6267\u884c Import \u5bfc\u5165\u6570\u636e\u65f6\uff0c\u9700\u8981\u6307\u5b9a\u76ee\u6807\u96c6\u7fa4hbase\u7684\u7248\u672c\u53f7\uff0c\u672c\u6b21\u6848\u4f8b\u662f\u5c06TDH524\u7684\u6570\u636e\u8fc1\u79fb\u5230TDH621\u7248\u672c\u4e2d\uff0cTDH621\u4e2dhbase\u7684\u7248\u672c\u662f1.3\u3002<\/p>\n<pre><code class=\"language-shell\">hbase -Dhbase.import.version=1.3 org.apache.hadoop.hbase.mapreduce.Driver import hbase_qianyi \/tmp\/mll\/hbase\/<\/code><\/pre>\n<\/li>\n<\/ul>\n<h4>5\u3001\u540c\u6b65\u540e\u786e\u8ba4\u6570\u636e\u662f\u5426\u5bfc\u5165\u6210\u529f<\/h4>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587458997875.png\" alt=\"file\" \/><\/p>\n<h4>6\u3001FAQ<\/h4>\n<ol>\n<li>\n<p>\u6570\u636e\u91cf\u5f88\u5927\u7684\u8868\u5728export\u5bfc\u51fa\u7684\u65f6\u5019\u62a5\u9519\uff1a<strong><code>ERROR\uff1a java heap space<\/code><\/strong><br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587536288247.png\" alt=\"file\" \/><\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><br \/>\n\u5bfc\u51fa\u547d\u4ee4\u4e2d\u589e\u52a0\u53c2\u6570 <strong>-Dhbase.export.scanner.batch=2000<\/strong> \uff0c\u5bfc\u51fa\u65f6\u53ef\u4ee5\u9650\u5236scanner.batch\u7684\u5927\u5c0f\u3002<\/p>\n<\/li>\n<li>\n<p>\u6570\u636e\u91cf\u5f88\u5927\u7684\u8868\uff08\u5343\u4e07\u7ea7\u522b\u7684\u6570\u636e\u91cf\uff09\u5728import\u5bfc\u5165\u7684\u65f6\u5019\u62a5\u9519\u8d85\u65f6\uff1a<br \/>\n<strong><code>Error: org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException: Failed 2882 actions: Operation Timeout: 2882 times, servers with issues: mll03,60020,1587435476220<\/code><\/strong><br \/>\n<strong><code>Caused by: org.apache.hadoop.hbase.DoNotRetryIOException: Operation Timeout<\/code><\/strong><\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587537810775.png\" alt=\"file\" \/><\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848\uff1a<\/strong><br \/>\n\u4ee5\u4e0b\u65b9\u6cd5\u53ef\u4ee5\u5168\u90e8\u90fd\u5c1d\u8bd5\uff0c\u4e5f\u53ef\u4ee5\u5c1d\u8bd5\u5176\u4e2d\u4e00\u79cd\u3002<\/p>\n<ul>\n<li>\n<p>yarn\u8d44\u6e90\u8c03\u6574<br \/>\n\u5982\u679c\u8d44\u6e90\u5145\u88d5\uff0c\u53ef\u4ee5\u8c03\u5927 yarn \u670d\u52a1\u7684 <strong><code>yarn.nodemanager.resource.memory-mb<\/code><\/strong> \u7684\u914d\u7f6e\uff0c\u5982\u679c\u6570\u636e\u91cf\u771f\u7684\u5f88\u5927\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u4e00\u822c\u90fd\u4e0d\u8d77\u4f5c\u7528\u3002<br \/>\n\u8c03\u6574\u914d\u7f6e\u4e4b\u540e\uff0c\u9700\u8981\u914d\u7f6e\u670d\u52a1\uff0c\u91cd\u542fyarn\u670d\u52a1\u3002<br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587537968375.png\" alt=\"file\" \/><\/p>\n<\/li>\n<li>\n<p>\u5173\u95edWAL\u65e5\u5fd7<br \/>\n\u5728\u5f00\u4e86WAL\u4e4b\u540e\uff0c\u6574\u4f53hbase\u8d1f\u8f7d\u5f88\u4f4e\uff0cIO\u56e0\u7d20\u4f1a\u6bd4\u8f83\u9ad8\uff0c\u4e14\u5355\u884c\u5b57\u8282\u6570\u8d8a\u9ad8\uff0cWAL\u5f71\u54cd\u8d8a\u5927\u3002<br \/>\n\u5f53regionserver\u5b95\u673a\u65f6\uff0c\u5173\u95edWAL\u4f1a\u5b58\u5728<strong><code>\u4e22\u6570\u636e<\/code><\/strong>\u7684\u98ce\u9669\uff0c\u6240\u4ee5\u8fc1\u79fb\u5b8c\u6570\u636e\u4e4b\u540e\uff0c\u9700\u8981\u6253\u5f00WAL\uff08\u5728inceptor\u4e2d\u5220\u9664\u6dfb\u52a0\u7684\u81ea\u5b9a\u4e49\u53c2\u6570\uff0c\u914d\u7f6e\u670d\u52a1\u5e76\u91cd\u542finceptor\u670d\u52a1\uff09\u3002<br \/>\n\u901a\u8fc7\u5728inceptor\u4e2d\u6dfb\u52a0\u81ea\u5b9a\u4e49\u53c2\u6570 <strong><code>hive.hbase.wal.enabled=false<\/code><\/strong> \u6765\u5173\u95edWAL\u7684\u5199\u5165\uff0c\u6dfb\u52a0\u81ea\u5b9a\u4e49\u53c2\u6570\u4e4b\u540e\uff0c\u9700\u8981\u914d\u7f6e\u670d\u52a1\uff0c\u5e76\u91cd\u542finceptor\u670d\u52a1\u3002<br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587538604191.png\" alt=\"file\" \/><\/p>\n<\/li>\n<li>\n<p>\u8c03\u5927flush\u7684\u9608\u503c<br \/>\n\u5f53Memstore\u4e2d\u6570\u636e\u5927\u5c0f\u8fbe\u5230\u4e00\u5b9a\u9608\u503c\uff08128M\uff09\u4e4b\u540e\uff0c\u7cfb\u7edf\u4f1a\u5f02\u6b65\u5c06Memstore\u4e2d\u6570\u636eflush\u5230HDFS\u5f62\u6210HFile\u5c0f\u6587\u4ef6\u3002<br \/>\n\u5728manager\u7ba1\u7406\u9875\u9762\u4e2d\u628ahyperbase\u670d\u52a1\u7684 <strong><code>hbase.hregion.memstore.flush.size<\/code><\/strong> \u8be5\u53c2\u6570\u8c03\u6574\u4e3a <strong>268435456<\/strong>  \uff0c \u5373flush\u8c03\u5230256MB\u3002<br \/>\n\u8be5\u53c2\u6570\u7684\u503c\u5728\u6570\u636e\u8fc1\u79fb\u5b8c\u6210\u4e4b\u540e\u9700\u8981\u8fd8\u539f\u5230\u9ed8\u8ba4\u503c\u3002<br \/>\n\u5728hyperbase\u4e2d\u4fee\u6539\u9ed8\u8ba4\u503c\uff0c\u7136\u540e\u914d\u7f6e\u670d\u52a1\u91cd\u542fhyperbase\u670d\u52a1\u3002<br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587539675860.png\" alt=\"file\" \/><\/p>\n<\/li>\n<li>\n<p>\u8c03\u6574compact\u6587\u4ef6\u5408\u5e76<br \/>\nhyperbase\u4e2d <strong><code>hbase.hstore.blockingStoreFiles<\/code><\/strong> \u8be5\u503c\u9ed8\u8ba4\u662f30\uff0c\u8c03\u5927\u8be5\u503c\u3002<br \/>\n\u8be5\u53c2\u6570\u7684\u503c\u5728\u6570\u636e\u8fc1\u79fb\u5b8c\u6210\u4e4b\u540e\u9700\u8981\u8fd8\u539f\u5230\u9ed8\u8ba4\u503c\u3002<br \/>\n\u5728hyperbase\u4e2d\u4fee\u6539\u9ed8\u8ba4\u503c\uff0c\u7136\u540e\u914d\u7f6e\u670d\u52a1\u91cd\u542fhyperbase\u670d\u52a1\u3002<br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2020\/04\/image-1587540046468.png\" alt=\"file\" \/><\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8981\u8bf4\u660e \u9762\u5bf9\u4e00\u4e9b\u91cd\u8981\u6570\u636e\uff0c\u5f88\u591a\u573a\u666f\u4e0b\u90fd\u9700\u8981\u5c06\u6570\u636e\u4ed3\u5e93\u8fdb\u884c\u590d\u5236\uff0c\u8fd9\u53ef\u4ee5\u662f\u6574\u4e2a\u6570\u636e\u5e93\u7684\u66f4\u5e7f\u6cdb\u7ea7\u522b\uff0c\u4e5f\u53ef\u4ee5\u662f\u8f83\u5c0f\u7684 ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/kbwp.transwarp.cn\/?p=2911\" 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":[36],"tags":[],"class_list":["post-2911","post","type-post","status-publish","format-standard","hentry","category-migration"],"acf":[],"_links":{"self":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/2911","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=2911"}],"version-history":[{"count":2,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/2911\/revisions"}],"predecessor-version":[{"id":5581,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=\/wp\/v2\/posts\/2911\/revisions\/5581"}],"wp:attachment":[{"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2911"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2911"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kbwp.transwarp.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}