{"id":1648,"date":"2012-12-27T12:04:39","date_gmt":"2012-12-27T03:04:39","guid":{"rendered":"http:\/\/auctionpro.co.kr\/?p=1648"},"modified":"2018-07-31T10:39:19","modified_gmt":"2018-07-31T01:39:19","slug":"%ed%95%98%eb%91%a1hadoop-%ec%84%a4%ec%b9%98%ed%95%98%ea%b8%b0-pseudo-distributed","status":"publish","type":"post","link":"https:\/\/www.auctionpro.co.kr\/?p=1648","title":{"rendered":"\ud558\ub461(Hadoop) \uc124\uce58\ud558\uae30 \u2013 Pseudo-Distributed"},"content":{"rendered":"<p>\ubd84\uc0b0 \ud30c\uc77c \uc2dc\uc2a4\ud15c \ud558\ub461 (<a href=\"http:\/\/hadoop.apache.org\/\">http:\/\/hadoop.apache.org\/<\/a>)<\/p>\n<p><a href=\"http:\/\/misoin.files.wordpress.com\/2012\/06\/ec82acec9aa9ec9e90-eca780eca095-11.jpg\"><img decoding=\"async\" title=\"\uc0ac\uc6a9\uc790 \uc9c0\uc815 1\" alt=\"\" src=\"http:\/\/misoin.files.wordpress.com\/2012\/06\/ec82acec9aa9ec9e90-eca780eca095-11.jpg?w=620\" \/><\/a><\/p>\n<p>\uc124\uce58\ub97c \ud574\ubcf4\uc790. CentOS \uae30\uc900.<br \/>\n\ud604\uc7ac \uc548\uc815\ubc84\uc804\uc740 1.0.3\uc774\uace0, 2.0.0\uc774 \uc54c\ud30c\ubc84\uc804\uc73c\ub85c \ub098\uc628 \uc0c1\ud0dc<\/p>\n<p>\uc124\uce58\uc5d0\ub294 Single Node Setup \uc640 Cluster Setup \uc774 \uc788\ub2e4<\/p>\n<p>Single Node Setup : \uc11c\ubc84 \ud55c\ub300\uc5d0..<\/p>\n<p><a href=\"http:\/\/hadoop.apache.org\/common\/docs\/r1.0.3\/single_node_setup.html\" rel=\"nofollow\">http:\/\/hadoop.apache.org\/common\/docs\/r1.0.3\/single_node_setup.html<\/a><\/p>\n<p>Cluster Setup : \uc5ec\ub7ec \uc11c\ubc84\uc5d0 \ubd84\uc0b0 \uc124\uce58..<\/p>\n<p><a href=\"http:\/\/hadoop.apache.org\/common\/docs\/r1.0.3\/cluster_setup.html\" rel=\"nofollow\">http:\/\/hadoop.apache.org\/common\/docs\/r1.0.3\/cluster_setup.html<\/a><\/p>\n<p>Single Node Setup \uc740 \ub2e4\uc2dc \ub450\uac00\uc9c0\ub85c \ub098\ub220\uc9c8 \uc218 \uc788\ub294\ub370<br \/>\n1. Standalone Operation : \ub370\ubaac\uc5c6\uc774 \ud558\ub098\uc758 \uc790\ubc14 \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \uad6c\ub3d9 (\ud14c\uc2a4\ud2b8\/\ub514\ubc84\uae45\uc774 \uc6a9\uc774\ud574\uc11c \uac1c\ubc1c\uc2dc \uc720\uc6a9\ud558\ub2e8\ub2e4)<br \/>\n2. Pseudo-Distributed Operation : \uac01\uac01\uc758 \ud558\ub461 \ub370\ubaac\uc774 \uac01\uc790\uc758 \uc790\ubc14 \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \uad6c\ub3d9<\/p>\n<p>\uc544\ub798\uc640 \uac19\uc740 \uc694\uad6c\uc0ac\ud56d\uc744 \ub530\ub77c\uc57c\ud55c\ub2e4.<\/p>\n<p>1. JavaTM 1.6.x, preferably from Sun, must be installed.<br \/>\n2. ssh must be installed and sshd must be running to use the Hadoop scripts that manage remote Hadoop daemons.<\/p>\n<p>\uc790\ubc14\ub294 \uc124\uce58\ub418\uc5b4\uc788\ub2e4\uace0 \uac00\uc815\ud558\uace0,<\/p>\n<p># yum install ssh<br \/>\n# yum install rsync<br \/>\n# yum install openssh<\/p>\n<p>sshd\uac00 \uad6c\ub3d9\ub418\uc5b4\uc788\ub294\uc9c0 \ud655\uc778 \ud6c4<\/p>\n<p># ps -ef | grep sshd<br \/>\nroot 2664 1 0 May25 ? 00:00:00 \/usr\/sbin\/sshd<\/p>\n<p>\uad6c\ub3d9\ub418\uc5b4\uc788\uc9c0 \uc54a\uc73c\uba74 \uad6c\ub3d9\ud558\uba74 \ub41c\ub2e4.<\/p>\n<p>\ubcf8\uaca9\uc801\uc73c\ub85c \ud558\ub461\uc744 \uc124\uce58\ud558\uc790.<br \/>\n\uc6b0\uc120, Pseudo-Distributed Operation \uc124\uce58 \ubc29\uc2dd\uc73c\ub85c \ud574\ubcf4\uc790.<\/p>\n<p>\ub2e4\uc6b4\ub85c\ub4dc :\u00a0<a href=\"http:\/\/www.apache.org\/dyn\/closer.cgi\/hadoop\/common\/\">http:\/\/www.apache.org\/dyn\/closer.cgi\/hadoop\/common\/<\/a><br \/>\nHadoop 1.0.3 Documentation :\u00a0<a href=\"http:\/\/hadoop.apache.org\/common\/docs\/r1.0.3\/\">http:\/\/hadoop.apache.org\/common\/docs\/r1.0.3\/<\/a><\/p>\n<p># cd \/usr\/local\/src<br \/>\n# wget\u00a0<a href=\"http:\/\/ftp.daum.net\/apache\/hadoop\/common\/stable\/hadoop-1.0.3.tar.gz\" rel=\"nofollow\">http:\/\/ftp.daum.net\/apache\/hadoop\/common\/stable\/hadoop-1.0.4.tar.gz<\/a><br \/>\n# tar zxvf hadoop-1.0.4.tar.gz<br \/>\n# cp -Rf hadoop-1.0.4 \/usr\/local\/hadoop<br \/>\n# cd \/usr\/local\/hadoop<\/p>\n<p>\ud558\ub461\ud30c\uc77c\uc2dc\uc2a4\ud15c\uc73c\ub85c \uc0ac\uc6a9\ud560 \ub514\ub809\ud1a0\ub9ac\ub97c \ub9cc\ub4e4\uc790<\/p>\n<p># mkdir -p \/data\/hadoop\/fs\/name \/data\/hadoop\/fs\/data<br \/>\n# mkdir -p \/data\/hadoop\/mapred\/system<\/p>\n<p>\ud658\uacbd \uc124\uc815\uc744 \ud55c\ub2e4.<\/p>\n<p>\uba3c\uc800 core-site.xml<\/p>\n<p># vi conf\/core-site.xml<\/p>\n<p>&lt;configuration&gt;<br \/>\n&lt;property&gt;<br \/>\n&lt;name&gt;fs.default.name&lt;\/name&gt;<br \/>\n&lt;value&gt;hdfs:\/\/localhost:9000&lt;\/value&gt;<br \/>\n&lt;\/property&gt;<br \/>\n&lt;\/configuration&gt;<\/p>\n<p>\ub2e4\uc74c\uc740 conf\/hdfs-site.xml<\/p>\n<p># vi hdfs-site.xml<\/p>\n<p>&lt;configuration&gt;<br \/>\n&lt;property&gt;<br \/>\n&lt;name&gt;dfs.name.dir&lt;\/name&gt;<br \/>\n&lt;value&gt;\/data\/hadoop\/fs\/name&lt;\/value&gt;<br \/>\n&lt;\/property&gt;<br \/>\n&lt;property&gt;<br \/>\n&lt;name&gt;dfs.data.dir&lt;\/name&gt;<br \/>\n&lt;value&gt;\/data\/hadoop\/fs\/data&lt;\/value&gt;<br \/>\n&lt;\/property&gt;<br \/>\n&lt;property&gt;<br \/>\n&lt;name&gt;dfs.replication&lt;\/name&gt;<br \/>\n&lt;value&gt;1&lt;\/value&gt;<br \/>\n&lt;\/property&gt;<br \/>\n&lt;\/configuration&gt;<\/p>\n<p>\ub9c8\uc9c0\ub9c9\uc73c\ub85c mapred-site.xml<\/p>\n<p># vi conf\/mapred-site.xml<\/p>\n<p>&lt;configuration&gt;<br \/>\n&lt;property&gt;<br \/>\n&lt;name&gt;mapred.job.tracker&lt;\/name&gt;<br \/>\n&lt;value&gt;localhost:9001&lt;\/value&gt;<br \/>\n&lt;\/property&gt;<br \/>\n&lt;property&gt;<br \/>\n&lt;name&gt;mapred.system.dir&lt;\/name&gt;<br \/>\n&lt;value&gt;\/data\/hadoop\/mapred\/system&lt;\/value&gt;<br \/>\n&lt;\/property&gt;<br \/>\n&lt;\/configuration&gt;<\/p>\n<p>hadoop-env.sh \uc744 \uc5f4\uc5b4 JAVA_HOME\uc744 \uc124\uc815\ud574\uc900\ub2e4.<\/p>\n<p># vi conf\/hadoop-env.sh<\/p>\n<p>JAVA_HOME=\/usr\/local\/jdk1.6.0_31<\/p>\n<p>\uadf8\ub9ac\uace0, \uc554\ud638\uc5c6\uc774 ssh \uc5f0\uacb0\uc744 \ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uc815\ud558\uc790<\/p>\n<p># ssh-keygen -t rsa -P \u201d -f ~\/.ssh\/id_rsa<br \/>\n# cat ~\/.ssh\/id_rsa.pub &gt;&gt; ~\/.ssh\/authorized_keys<\/p>\n<p>\ub124\uc784\ub178\ub4dc \ud3ec\ub9f7 (\ub124\uc784\ub178\ub4dc\uac00 \uc788\ub294 \uc11c\ubc84\uc5d0\uc11c\ub9cc \ud558\uba74 \ub428)<\/p>\n<p># bin\/hadoop namenode -format<\/p>\n<p>\uc124\uce58\uac00 \ub2e4 \ub418\uc5c8\ub2e4.<\/p>\n<p>bin\ud3f4\ub354\uc5d0 \ubcf4\uba74 start-all.sh \uc640 stop-all.sh \uac00 \uc788\ub294\ub370,<br \/>\ndfs\uc640 mapred\ub97c \ub3d9\uc2dc\uc5d0 \uc2e4\ud589\uc2dc\ucf1c\uc8fc\uace0 \uc911\uc9c0\uc2dc\ucf1c\uc8fc\ub294 \uc5ed\ud560\uc744 \ud55c\ub2e4.<\/p>\n<p>\uc2e4\ud589..<\/p>\n<p># bin\/start-all.sh<\/p>\n<p>\ud544\uc694\ud558\ub2e4\uba74 \/etc\/profile \uc5d0 \ud328\uc2a4 \uc124\uc815<\/p>\n<p># vi \/etc\/profile<\/p>\n<p>HADOOP_HOME=\/usr\/local\/hadoop<br \/>\nexport HADOOP_HOME<br \/>\nJAVA_HOME=\/usr\/local\/jdk1.6.0_31<br \/>\nexport JAVA_HOME<br \/>\nPATH=$PATH:$JAVA_HOME\/bin:$HADOOP_HOME\/bin<br \/>\nexport PATH<\/p>\n<p># source \/etc\/profile<\/p>\n<p>\ub85c\uadf8\ub294 ${HADOOP_LOG_DIR} \ub514\ub809\ud1a0\ub9ac\uc5d0 \uc800\uc7a5\ub418\uace0<br \/>\n\uae30\ubcf8\uac12\uc740 ${HADOOP_HOME}\/logs \uc774\ub2e4.<\/p>\n<p>NameNode\uc640 JobTracker \ub97c \uc704\ud55c \uc6f9 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc81c\uacf5\ud55c\ub2e4.<\/p>\n<ul>\n<li>NameNode \u2013\u00a0<a href=\"http:\/\/localhost:50070\/\">http:\/\/localhost:50070\/<\/a><\/li>\n<li>JobTracker \u2013\u00a0<a href=\"http:\/\/localhost:50030\/\">http:\/\/localhost:50030\/<\/a><\/li>\n<\/ul>\n<p><a href=\"http:\/\/misoin.files.wordpress.com\/2012\/06\/ec82acec9aa9ec9e90-eca780eca095-2.jpg\"><img decoding=\"async\" title=\"\uc0ac\uc6a9\uc790 \uc9c0\uc815 2\" alt=\"\" src=\"http:\/\/misoin.files.wordpress.com\/2012\/06\/ec82acec9aa9ec9e90-eca780eca095-2.jpg?w=620\" \/><\/a><\/p>\n<p><a href=\"http:\/\/misoin.files.wordpress.com\/2012\/06\/ec82acec9aa9ec9e90-eca780eca095-3.jpg\"><img decoding=\"async\" title=\"\uc0ac\uc6a9\uc790 \uc9c0\uc815 3\" alt=\"\" src=\"http:\/\/misoin.files.wordpress.com\/2012\/06\/ec82acec9aa9ec9e90-eca780eca095-3.jpg?w=620\" \/><\/a><\/p>\n<p>\uc798 \uc2e4\ud589\uc774 \ub418\uc5c8\uc73c\uba74 \ud14c\uc2a4\ud2b8\ub97c \ud574\ubcf4\uc790.<\/p>\n<p>conf \ub514\ub809\ud1a0\ub9ac\uc5d0 \uc788\ub294 \ud30c\uc77c\uc744 \ud558\ub461\ud30c\uc77c\uc2dc\uc2a4\ud15c\uc758 input \ub514\ub809\ud1a0\ub9ac\ub85c \ubcf5\uc0ac\ud55c\ub2e4.<\/p>\n<p># bin\/hadoop fs -put conf input<\/p>\n<p>\ud655\uc778<\/p>\n<p># bin\/hadoop fs -ls<br \/>\nFound 1 items<br \/>\ndrwxr-xr-x \u2013 root supergroup 0 2012-06-03 17:01 \/user\/root\/input<\/p>\n<p>\ud558\ub461\ud30c\uc77c\uc2dc\uc2a4\ud15c\uc758 input \ub514\ub809\ud1a0\ub9ac\ub97c \uc870\ud68c\ud574\ubcf4\uae30\ub3c4 \ud558\uace0..<\/p>\n<p># bin\/hadoop fs -ls input<\/p>\n<p># bin\/hadoop jar hadoop-examples-*.jar grep input output \u2018dfs[a-z.]+\u2019<\/p>\n<p># bin\/hadoop fs -get output output<br \/>\n# cat output\/*<\/p>\n<p># bin\/hadoop fs -cat output\/*<\/p>\n<p>\ud558\ub461 \uba85\ub839\uc5b4\ub294 \uc544\ub798\uc5d0\uc11c \ucc38\uc870\ud560 \uc218 \uc788\uaca0\ub2e4. (1.0.3\ubc84\uc804)<\/p>\n<p><a href=\"http:\/\/hadoop.apache.org\/common\/docs\/r1.0.3\/commands_manual.html\">http:\/\/hadoop.apache.org\/common\/docs\/r1.0.3\/commands_manual.html<\/a><\/p>\n<p>\ucc38\uc870 :\u00a0http:\/\/misoin.wordpress.com\/2012\/06\/03\/%ED%95%98%EB%91%A1hadoop-%EC%84%A4%EC%B9%98%ED%95%98%EA%B8%B0-pseudo-distributed\/<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>\ubd84\uc0b0 \ud30c\uc77c \uc2dc\uc2a4\ud15c \ud558\ub461 (http:\/\/hadoop.apache.org\/) \uc124\uce58\ub97c \ud574\ubcf4\uc790. CentOS \uae30\uc900. \ud604\uc7ac \uc548\uc815\ubc84\uc804\uc740 1.0.3\uc774\uace0, 2.0.0\uc774 \uc54c\ud30c\ubc84\uc804\uc73c\ub85c \ub098\uc628 \uc0c1\ud0dc \uc124\uce58\uc5d0\ub294 Single Node Setup \uc640 Cluster Setup \uc774 \uc788\ub2e4 <a class=\"mh-excerpt-more\" href=\"https:\/\/www.auctionpro.co.kr\/?p=1648\" title=\"\ud558\ub461(Hadoop) \uc124\uce58\ud558\uae30 \u2013 Pseudo-Distributed\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":6,"featured_media":1660,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1648","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-auctonpro-is"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\ud558\ub461(Hadoop) \uc124\uce58\ud558\uae30 \u2013 Pseudo-Distributed - AuctionPro<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.auctionpro.co.kr\/?p=1648\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\ud558\ub461(Hadoop) \uc124\uce58\ud558\uae30 \u2013 Pseudo-Distributed - AuctionPro\" \/>\n<meta property=\"og:description\" content=\"\ubd84\uc0b0 \ud30c\uc77c \uc2dc\uc2a4\ud15c \ud558\ub461 (http:\/\/hadoop.apache.org\/) \uc124\uce58\ub97c \ud574\ubcf4\uc790. CentOS \uae30\uc900. \ud604\uc7ac \uc548\uc815\ubc84\uc804\uc740 1.0.3\uc774\uace0, 2.0.0\uc774 \uc54c\ud30c\ubc84\uc804\uc73c\ub85c \ub098\uc628 \uc0c1\ud0dc \uc124\uce58\uc5d0\ub294 Single Node Setup \uc640 Cluster Setup \uc774 \uc788\ub2e4 [...]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.auctionpro.co.kr\/?p=1648\" \/>\n<meta property=\"og:site_name\" content=\"AuctionPro\" \/>\n<meta property=\"article:published_time\" content=\"2012-12-27T03:04:39+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2018-07-31T01:39:19+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.auctionpro.co.kr\/wp-content\/uploads\/2012\/12\/hadoop-simple.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"525\" \/>\n\t<meta property=\"og:image:height\" content=\"395\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"golgol\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\uae00\uc4f4\uc774\" \/>\n\t<meta name=\"twitter:data1\" content=\"golgol\" \/>\n\t<meta name=\"twitter:label2\" content=\"\uc608\uc0c1 \ub418\ub294 \ud310\ub3c5 \uc2dc\uac04\" \/>\n\t<meta name=\"twitter:data2\" content=\"3\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.auctionpro.co.kr\\\/?p=1648#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.auctionpro.co.kr\\\/?p=1648\"},\"author\":{\"name\":\"golgol\",\"@id\":\"https:\\\/\\\/www.auctionpro.co.kr\\\/#\\\/schema\\\/person\\\/d3dbae599b06cd55f5b14a3e2116f7a2\"},\"headline\":\"\ud558\ub461(Hadoop) \uc124\uce58\ud558\uae30 \u2013 Pseudo-Distributed\",\"datePublished\":\"2012-12-27T03:04:39+00:00\",\"dateModified\":\"2018-07-31T01:39:19+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.auctionpro.co.kr\\\/?p=1648\"},\"wordCount\":506,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.auctionpro.co.kr\\\/?p=1648#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.auctionpro.co.kr\\\/wp-content\\\/uploads\\\/2012\\\/12\\\/hadoop-simple.jpg\",\"articleSection\":[\"AuctonPro is...\"],\"inLanguage\":\"ko-KR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.auctionpro.co.kr\\\/?p=1648#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.auctionpro.co.kr\\\/?p=1648\",\"url\":\"https:\\\/\\\/www.auctionpro.co.kr\\\/?p=1648\",\"name\":\"\ud558\ub461(Hadoop) \uc124\uce58\ud558\uae30 \u2013 Pseudo-Distributed - 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