{"id":882,"date":"2021-02-19T10:32:23","date_gmt":"2021-02-19T01:32:23","guid":{"rendered":"https:\/\/technologyagency.net\/wordpress\/?p=882"},"modified":"2021-02-20T19:25:20","modified_gmt":"2021-02-20T10:25:20","slug":"raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893","status":"publish","type":"post","link":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/","title":{"rendered":"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8)"},"content":{"rendered":"\n

\u524d\u56de<\/a>\u306e\u69cb\u6210\u3067\u306fNameNode\u304c\u5358\u4e00\u969c\u5bb3\u70b9\u306b\u306a\u3063\u3066\u3044\u305f\u305f\u3081\u3001HDFS\u9ad8\u53ef\u7528\u6027\uff08HA\uff09\u6a5f\u80fd\u3092\u8a66\u3057\u3066\u307f\u308b\u3002<\/p>\n\n\n\n

\u30b5\u30fc\u30d0\u30fc\u69cb\u6210\u3092\u691c\u8a0e<\/h2>\n\n\n\n

\u30b9\u30bf\u30f3\u30d0\u30a4\u306eNameNode\u304cSecondary NameNode\u306e\u4ee3\u308f\u308a\u306b\u306a\u308b\u305f\u3081\u3001Secondary NameNode\u306f\u4e0d\u8981\u306b\u306a\u308b\u3002<\/p>\n\n\n\n

master1\u30fb\u30fb\u30fbZookeeper,NameNode(Active), ResourceManager
master2\u30fb\u30fb\u30fbZookeeper,NameNode(Standby)
master3\u30fb\u30fb\u30fbZookeeper,NameNode(Standby)
slave1\u30fb\u30fb\u30fbDataNode, NodeManager
slave2\u30fb\u30fb\u30fbDataNode, NodeManager
slave3\u30fb\u30fb\u30fbDataNode, NodeManager
slave4\u30fb\u30fb\u30fbDataNode, NodeManager<\/p>\n\n\n\n

Zookeeper\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h2>\n\n\n\n

master1\uff5e3\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3002<\/p>\n\n\n

\nwget https:\/\/downloads.apache.org\/zookeeper\/zookeeper-3.6.2\/apache-zookeeper-3.6.2-bin.tar.gz\ntar xvfz apache-zookeeper-3.6.2-bin.tar.gz\nln -nfs \/home\/xxx\/apache-zookeeper-3.6.2-bin zookeeper-latest\n<\/pre><\/div>\n\n\n
master1\uff5e3\u306econf\/zoo.cfg\u3092\u7de8\u96c6\u3059\u308b\u3002<\/p>\n\n\n
\ntickTime=2000\ninitLimit=5\nsyncLimit=2\ndataDir=\/home\/xxx\/zookeeper-latest\/data\nclientPort=2181\nserver.1=master1:2888:3888\nserver.2=master2:2888:3888\nserver.3=master3:2888:3888\n<\/pre><\/div>\n\n\n
master1\uff5e3\u306e~\/zookeeper-latest\/data\/myid\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3001server.x\u3067\u6307\u5b9a\u3057\u305f\u6570\u5b57\u3068\u540c\u3058\u6570\u5b57\u3092\u8a18\u5165\u3059\u308b\u3002
\u305d\u306e\u5f8c\u3001master1\uff5e3\u306eZookeeper\u3092\u9806\u6b21\u8d77\u52d5\u3059\u308b\u3002<\/p>\n\n\n
\n~\/zookeeper-latest\/bin\/zkServer.sh start\n<\/pre><\/div>\n\n\n
HDFS\u9ad8\u53ef\u7528\u6027\uff08HA\uff09\u6a5f\u80fd\u306e\u8a2d\u5b9a<\/h2>\n\n\n\n
master1\uff5e3\u306eetc\/hadoop\/hdfs-site.xml\u3092\u7de8\u96c6\u3059\u308b\u3002<\/p>\n\n\n
\n  <property>\n    <name>dfs.nameservices<\/name>\n    <value>rpcluster<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.namenodes.rpcluster<\/name>\n    <value>nn1,nn2,nn3<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.rpc-address.rpcluster.nn1<\/name>\n    <value>master1:8020<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.rpc-address.rpcluster.nn2<\/name>\n    <value>master2:8020<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.rpc-address.rpcluster.nn3<\/name>\n    <value>master3:8020<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.http-address.rpcluster.nn1<\/name>\n    <value>master1:9870<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.http-address.rpcluster.nn2<\/name>\n    <value>master2:9870<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.http-address.rpcluster.nn3<\/name>\n    <value>master3:9870<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.shared.edits.dir<\/name>\n    <value>qjournal:\/\/master1:8485;master2:8485;master3:8485\/rpcluster<\/value>\n  <\/property>\n  <property>\n    <name>dfs.client.failover.proxy.provider.rpcluster<\/name>\n    <value>org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.fencing.methods<\/name>\n    <value>sshfence<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.fencing.ssh.private-key-files<\/name>\n    <value>\/home\/ubuntu\/.ssh\/id_rsa<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.fencing.methods<\/name>\n    <value>shell(\/bin\/true)<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.automatic-failover.enabled<\/name>\n    <value>true<\/value>\n  <\/property>\n  <property>\n    <name>ha.zookeeper.quorum<\/name>\n    <value>master1:2181,master2:2181,master3:2181<\/value>\n  <\/property>\n  <property>\n    <name>dfs.journalnode.edits.dir<\/name>\n    <value>\/home\/ubuntu\/hadoop-latest\/dfs\/journalnode<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.name.dir<\/name>\n    <value>\/home\/ubuntu\/hadoop-latest\/dfs\/namenode<\/value>\n  <\/property>\n  <property>\n    <name>dfs.replication<\/name>\n    <value>3<\/value>\n  <\/property>\n<\/pre><\/div>\n\n\n
slave1\uff5e4\u306eetc\/hadoop\/hdfs-site.xml\u3092\u7de8\u96c6\u3059\u308b\u3002<\/p>\n\n\n
\n   <property>\n    <name>dfs.nameservices<\/name>\n    <value>rpcluster<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.namenodes.rpcluster<\/name>\n    <value>nn1,nn2,nn3<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.rpc-address.rpcluster.nn1<\/name>\n    <value>master1:8020<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.rpc-address.rpcluster.nn2<\/name>\n    <value>master2:8020<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.rpc-address.rpcluster.nn3<\/name>\n    <value>master3:8020<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.http-address.rpcluster.nn1<\/name>\n    <value>master1:9870<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.http-address.rpcluster.nn2<\/name>\n    <value>master2:9870<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.http-address.rpcluster.nn3<\/name>\n    <value>master3:9870<\/value>\n  <\/property>\n  <property>\n    <name>dfs.namenode.shared.edits.dir<\/name>\n    <value>qjournal:\/\/master1:8485;master2:8485;master3:8485\/rpcluster<\/value>\n  <\/property>\n  <property>\n    <name>dfs.client.failover.proxy.provider.rpcluster<\/name>\n    <value>org.apache.hadoop.hdfs.server.namenode.ha.ConfiguredFailoverProxyProvider<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.fencing.methods<\/name>\n    <value>sshfence<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.fencing.ssh.private-key-files<\/name>\n    <value>\/home\/ubuntu\/.ssh\/id_rsa<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.fencing.methods<\/name>\n    <value>shell(\/bin\/true)<\/value>\n  <\/property>\n  <property>\n    <name>dfs.ha.automatic-failover.enabled<\/name>\n    <value>true<\/value>\n  <\/property>\n  <property>\n    <name>ha.zookeeper.quorum<\/name>\n    <value>master1:2181,master2:2181,master3:2181<\/value>\n  <\/property>\n  <property>\n    <name>dfs.datanode.data.dir<\/name>\n    <value>\/mnt\/usbhdd\/hadoop\/data<\/value>\n  <\/property>\n<\/pre><\/div>\n\n\n
master1\uff5e3\u3001slave1\uff5e4\u306eetc\/hadoop\/core-site.xml\u3092\u7de8\u96c6\u3059\u308b\u3002<\/p>\n\n\n
\n  <property>\n    <name>fs.defaultFS<\/name>\n    <value>hdfs:\/\/rpcluster<\/value>\n  <\/property>\n  <property>\n    <name>ha.zookeeper.quorum<\/name>\n    <value>master1:2181,master2:2181,master3:2181<\/value>\n  <\/property>\n<\/pre><\/div>\n\n\n
HDFS\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/h2>\n\n\n\n
master1\uff5e3\u306eJournalNode\u306e\u307f\u8d77\u52d5\u3059\u308b\u3002<\/p>\n\n\n
\n$HADOOP_HOME\/bin\/hdfs --daemon start journalnode\n<\/pre><\/div>\n\n\n
master1\u3067NameNode\u3092\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3059\u308b\u3002<\/p>\n\n\n
\n$HADOOP_HOME\/bin\/hdfs namenode -format\n$HADOOP_HOME\/bin\/hdfs namenode -initializeSharedEdits -force\n$HADOOP_HOME\/bin\/hdfs zkfc -formatZK -force\n<\/pre><\/div>\n\n\n
master1\u306eNameNode\u306e\u307f\u8d77\u52d5\u3059\u308b\u3002<\/p>\n\n\n
\n$HADOOP_HOME\/bin\/hdfs --daemon start namenode\n<\/pre><\/div>\n\n\n
master2\u30013\u3067\u30b9\u30bf\u30f3\u30d0\u30a4\u7528\u306eNameNode\u3092\u4f5c\u6210\u3059\u308b\u3002<\/p>\n\n\n
\n$HADOOP_HOME\/bin\/hdfs namenode -bootstrapStandby -force\n<\/pre><\/div>\n\n\n
HDFS\u306e\u8d77\u52d5<\/h2>\n\n\n\n
\u5168\u3066\u306eNameNode\u3001JournalNode\u3092\u505c\u6b62\u3059\u308b\u3002<\/p>\n\n\n
\n$HADOOP_HOME\/bin\/hdfs --daemon stop namenode\n$HADOOP_HOME\/bin\/hdfs --daemon stop journalnode\n<\/pre><\/div>\n\n\n
master1\u3067\u4e0b\u8a18\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3001HDFS\u3092\u518d\u8d77\u52d5\u3059\u308b\u3002<\/p>\n\n\n
\n$HADOOP_HOME\/sbin\/start-dfs.sh\n<\/pre><\/div>\n\n\n
\u6b21\u56de<\/a>\u3001ResourceManager\u3092HA\u5316\u3059\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u524d\u56de\u306e\u69cb\u6210\u3067\u306fNameNode\u304c\u5358\u4e00\u969c\u5bb3\u70b9\u306b\u306a\u3063\u3066\u3044\u305f\u305f\u3081\u3001HDFS\u9ad8\u53ef\u7528\u6027\uff08HA\uff09\u6a5f\u80fd\u3092\u8a66\u3057\u3066\u307f\u308b\u3002 \u30b5\u30fc\u30d0\u30fc\u69cb\u6210\u3092\u691c\u8a0e \u30b9\u30bf\u30f3\u30d0\u30a4\u306eNameNode\u304cSecondary NameNode\u306e\u4ee3\u308f\u308a\u306b\u306a\u308b\u305f\u3081\u3001Secon … “Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8)” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[55,54,57],"class_list":["post-882","post","type-post","status-publish","format-standard","hentry","category-28","tag-hadoop","tag-raspberry-pi","tag-zookeeper"],"yoast_head":"\nRaspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8) - I want to lead an easy life.<\/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:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc93\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8) - I want to lead an easy life.\" \/>\n<meta property=\"og:description\" content=\"\u524d\u56de\u306e\u69cb\u6210\u3067\u306fNameNode\u304c\u5358\u4e00\u969c\u5bb3\u70b9\u306b\u306a\u3063\u3066\u3044\u305f\u305f\u3081\u3001HDFS\u9ad8\u53ef\u7528\u6027\uff08HA\uff09\u6a5f\u80fd\u3092\u8a66\u3057\u3066\u307f\u308b\u3002 \u30b5\u30fc\u30d0\u30fc\u69cb\u6210\u3092\u691c\u8a0e \u30b9\u30bf\u30f3\u30d0\u30a4\u306eNameNode\u304cSecondary NameNode\u306e\u4ee3\u308f\u308a\u306b\u306a\u308b\u305f\u3081\u3001Secon … "Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8)" \u306e\u7d9a\u304d\u3092\u8aad\u3080\" \/>\n<meta property=\"og:url\" content=\"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc93\/\" \/>\n<meta property=\"og:site_name\" content=\"I want to lead an easy life.\" \/>\n<meta property=\"article:published_time\" content=\"2021-02-19T01:32:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-02-20T10:25:20+00:00\" \/>\n<meta name=\"author\" content=\"hide6644\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"hide6644\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/\"},\"author\":{\"name\":\"hide6644\",\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/#\\\/schema\\\/person\\\/a25355beaa102da2b2d79b00f5865b63\"},\"headline\":\"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8)\",\"datePublished\":\"2021-02-19T01:32:23+00:00\",\"dateModified\":\"2021-02-20T10:25:20+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/\"},\"wordCount\":80,\"commentCount\":0,\"keywords\":[\"Hadoop\",\"Raspberry Pi\",\"Zookeeper\"],\"articleSection\":[\"\u30b5\u30fc\u30d0\u30fc\u69cb\u7bc9\"],\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/\",\"url\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/\",\"name\":\"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8) - I want to lead an easy life.\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/#website\"},\"datePublished\":\"2021-02-19T01:32:23+00:00\",\"dateModified\":\"2021-02-20T10:25:20+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/#\\\/schema\\\/person\\\/a25355beaa102da2b2d79b00f5865b63\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/2021\\\/02\\\/19\\\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u30db\u30fc\u30e0\",\"item\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/#website\",\"url\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/\",\"name\":\"I want to lead an easy life.\",\"description\":\"Technical Notes\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/#\\\/schema\\\/person\\\/a25355beaa102da2b2d79b00f5865b63\",\"name\":\"hide6644\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a5df48aece572798f5aacd2dd90331e28bd249c13f736badb5116e3d43c5d5e9?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a5df48aece572798f5aacd2dd90331e28bd249c13f736badb5116e3d43c5d5e9?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a5df48aece572798f5aacd2dd90331e28bd249c13f736badb5116e3d43c5d5e9?s=96&d=mm&r=g\",\"caption\":\"hide6644\"},\"url\":\"https:\\\/\\\/technologyagency.net\\\/wordpress\\\/author\\\/hide6644\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8) - I want to lead an easy life.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc93\/","og_locale":"ja_JP","og_type":"article","og_title":"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8) - I want to lead an easy life.","og_description":"\u524d\u56de\u306e\u69cb\u6210\u3067\u306fNameNode\u304c\u5358\u4e00\u969c\u5bb3\u70b9\u306b\u306a\u3063\u3066\u3044\u305f\u305f\u3081\u3001HDFS\u9ad8\u53ef\u7528\u6027\uff08HA\uff09\u6a5f\u80fd\u3092\u8a66\u3057\u3066\u307f\u308b\u3002 \u30b5\u30fc\u30d0\u30fc\u69cb\u6210\u3092\u691c\u8a0e \u30b9\u30bf\u30f3\u30d0\u30a4\u306eNameNode\u304cSecondary NameNode\u306e\u4ee3\u308f\u308a\u306b\u306a\u308b\u305f\u3081\u3001Secon … \"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8)\" \u306e\u7d9a\u304d\u3092\u8aad\u3080","og_url":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc93\/","og_site_name":"I want to lead an easy life.","article_published_time":"2021-02-19T01:32:23+00:00","article_modified_time":"2021-02-20T10:25:20+00:00","author":"hide6644","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"hide6644","\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593":"2\u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/#article","isPartOf":{"@id":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/"},"author":{"name":"hide6644","@id":"https:\/\/technologyagency.net\/wordpress\/#\/schema\/person\/a25355beaa102da2b2d79b00f5865b63"},"headline":"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8)","datePublished":"2021-02-19T01:32:23+00:00","dateModified":"2021-02-20T10:25:20+00:00","mainEntityOfPage":{"@id":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/"},"wordCount":80,"commentCount":0,"keywords":["Hadoop","Raspberry Pi","Zookeeper"],"articleSection":["\u30b5\u30fc\u30d0\u30fc\u69cb\u7bc9"],"inLanguage":"ja","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/","url":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/","name":"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8) - I want to lead an easy life.","isPartOf":{"@id":"https:\/\/technologyagency.net\/wordpress\/#website"},"datePublished":"2021-02-19T01:32:23+00:00","dateModified":"2021-02-20T10:25:20+00:00","author":{"@id":"https:\/\/technologyagency.net\/wordpress\/#\/schema\/person\/a25355beaa102da2b2d79b00f5865b63"},"breadcrumb":{"@id":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/technologyagency.net\/wordpress\/2021\/02\/19\/raspberry-pi-2%e3%81%a7%e3%82%af%e3%83%a9%e3%82%b9%e3%82%bf%e6%a7%8b%e7%af%893\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u30db\u30fc\u30e0","item":"https:\/\/technologyagency.net\/wordpress\/"},{"@type":"ListItem","position":2,"name":"Raspberry Pi 2\u3067\u30af\u30e9\u30b9\u30bf\u69cb\u7bc9 \u305d\u306e\uff13(Hadoop\u7de8)"}]},{"@type":"WebSite","@id":"https:\/\/technologyagency.net\/wordpress\/#website","url":"https:\/\/technologyagency.net\/wordpress\/","name":"I want to lead an easy life.","description":"Technical Notes","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/technologyagency.net\/wordpress\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Person","@id":"https:\/\/technologyagency.net\/wordpress\/#\/schema\/person\/a25355beaa102da2b2d79b00f5865b63","name":"hide6644","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/secure.gravatar.com\/avatar\/a5df48aece572798f5aacd2dd90331e28bd249c13f736badb5116e3d43c5d5e9?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a5df48aece572798f5aacd2dd90331e28bd249c13f736badb5116e3d43c5d5e9?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/a5df48aece572798f5aacd2dd90331e28bd249c13f736badb5116e3d43c5d5e9?s=96&d=mm&r=g","caption":"hide6644"},"url":"https:\/\/technologyagency.net\/wordpress\/author\/hide6644\/"}]}},"_links":{"self":[{"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/posts\/882","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/comments?post=882"}],"version-history":[{"count":40,"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/posts\/882\/revisions"}],"predecessor-version":[{"id":955,"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/posts\/882\/revisions\/955"}],"wp:attachment":[{"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/media?parent=882"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/categories?post=882"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/technologyagency.net\/wordpress\/wp-json\/wp\/v2\/tags?post=882"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}