{"id":773,"date":"2018-04-16T16:43:11","date_gmt":"2018-04-16T08:43:11","guid":{"rendered":"https:\/\/blog.jsjs.org\/?p=773"},"modified":"2018-04-16T16:43:11","modified_gmt":"2018-04-16T08:43:11","slug":"linux%e4%b8%8bhadoop2-7-1%e9%9b%86%e7%be%a4%e7%8e%af%e5%a2%83%e7%9a%84%e6%90%ad%e5%bb%ba%ef%bc%88%e8%b6%85%e8%af%a6%e7%bb%86%e7%89%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/blog.jsjs.org\/?p=773","title":{"rendered":"Linux\u4e0bHadoop2.7.1\u96c6\u7fa4\u73af\u5883\u7684\u642d\u5efa\uff08\u8d85\u8be6\u7ec6\u7248\uff09"},"content":{"rendered":"
https:\/\/www.cnblogs.com\/zishengY\/p\/6819160.html<\/div>\n
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\u672c\u6587\u65e8\u5728\u63d0\u4f9b\u6700\u57fa\u672c\u7684\uff0c\u53ef\u4ee5\u7528\u4e8e\u5728\u751f\u4ea7\u73af\u5883\u8fdb\u884cHadoop\u3001HDFS\u5206\u5e03\u5f0f\u73af\u5883\u7684\u642d\u5efa\uff0c\u5bf9\u81ea\u5df1\u662f\u4e2a\u603b\u7ed3\u548c\u6574\u7406\uff0c\u4e5f\u80fd\u65b9\u4fbf\u65b0\u4eba\u5b66\u4e60\u4f7f\u7528\u3002<\/div>\n
\u4e00\u3001\u57fa\u7840\u73af\u5883<\/strong><\/div>\n
\n
\n
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\u5728Linux\u4e0a\u5b89\u88c5Hadoop\u4e4b\u524d\uff0c\u9700\u8981\u5148\u5b89\u88c5\u4e24\u4e2a\u7a0b\u5e8f\uff1a<\/div>\n
1.1 \u5b89\u88c5\u8bf4\u660e<\/strong><\/div>\n
1. JDK 1.6\u6216\u66f4\u9ad8\u7248\u672c\uff08\u672c\u6587\u6240\u63d0\u5230\u7684\u5b89\u88c5\u7684\u662fjdk1.7\uff09;<\/div>\n
2. SSH(\u5b89\u5168\u5916\u58f3\u534f\u8bae)\uff0c\u63a8\u8350\u5b89\u88c5OpenSSH\u3002<\/div>\n
<\/div>\n<\/div>\n<\/div>\n
\u4e0b\u9762\u7b80\u8ff0\u4e00\u4e0b\u5b89\u88c5\u8fd9\u4e24\u4e2a\u7a0b\u5e8f\u7684\u539f\u56e0\uff1a<\/div>\n
1. Hadoop\u662f\u7528Java\u5f00\u53d1\u7684\uff0cHadoop\u7684\u7f16\u8bd1\u53caMapReduce\u7684\u8fd0\u884c\u90fd\u9700\u8981\u4f7f\u7528JDK\u3002<\/div>\n
2. Hadoop\u9700\u8981\u901a\u8fc7SSH\u6765\u542f\u52a8salve\u5217\u8868\u4e2d\u5404\u53f0\u4e3b\u673a\u7684\u5b88\u62a4\u8fdb\u7a0b\uff0c\u56e0\u6b64SSH\u4e5f\u662f\u5fc5\u987b\u5b89\u88c5\u7684\uff0c\u5373\u4f7f\u662f\u5b89\u88c5\u4f2a\u5206\u5e03\u5f0f\u7248\u672c(\u56e0\u4e3aHadoop\u5e76\u6ca1\u6709\u533a\u5206\u96c6\u7fa4\u5f0f\u548c\u4f2a\u5206\u5e03\u5f0f)\u3002\u5bf9\u4e8e\u4f2a\u5206\u5e03\u5f0f\uff0cHadoop\u4f1a\u91c7\u7528\u4e0e\u96c6\u7fa4\u76f8\u540c\u7684\u5904\u7406\u65b9\u5f0f\uff0c\u5373\u4f9d\u6b21\u5e8f\u542f\u52a8\u6587\u4ef6conf\/slaves\u4e2d\u8bb0\u8f7d\u7684\u4e3b\u673a\u4e0a\u7684\u8fdb\u7a0b\uff0c\u53ea\u4e0d\u8fc7\u4f2a\u5206\u5e03\u5f0f\u4e2dsalve\u4e3alocalhost(\u5373\u4e3a\u81ea\u8eab)\uff0c\u6240\u4ee5\u5bf9\u4e8e\u4f2a\u5206\u5e03\u5f0fHadoop\uff0cSSH\u4e00\u6837\u662f\u5fc5\u987b\u7684\u3002<\/div>\n
1.1 JDK\u7684\u5b89\u88c5\u4e0e\u914d\u7f6e<\/strong><\/div>\n
1\u3001\u4e0a\u4f20\u538b\u7f29\u5305<\/div>\n
\u6211\u8fd9\u91cc\u4f7f\u7528\u7684\u662fWinScp\u5de5\u5177\u00a0\u4e0a\u4f20jdk-7u76-linux-x64.tar.gz\u538b\u7f29\u5305<\/div>\n
\"\"<\/p>\n
2\u3001\u89e3\u538b\u538b\u7f29\u5305<\/div>\n
tar -zxvf\u00a0jdk-7u76-linux-x64.tar.gz<\/div>\n
3\u3001\u5c06\u89e3\u538b\u7684\u76ee\u5f55\u79fb\u52a8\u5230\/usr\/local\u76ee\u5f55\u4e0b<\/div>\n
mv \/lutong\/jdk1.7.0_76\/ \/usr\/local\/<\/div>\n
\"\"<\/div>\n
4\u3001\u914d\u7f6e\u73af\u5883\u53d8\u91cf<\/div>\n
vim \/etc\/profile<\/div>\n
\"\"<\/p>\n
5\u3001\u91cd\u65b0\u52a0\u8f7d\/etc\/profile\uff0c\u4f7f\u914d\u7f6e\u751f\u6548<\/div>\n
source \/etc\/profile<\/div>\n
6\u3001\u67e5\u770b\u914d\u7f6e\u662f\u5426\u751f\u6548<\/div>\n
echo $PATH<\/div>\n
java -version<\/div>\n
\"\"<\/p>\n
\u51fa\u73b0\u5982\u4e0a\u4fe1\u606f\u8868\u793a\u5df2\u7ecf\u914d\u7f6e\u597d\u4e86\u3002<\/div>\n
<\/div>\n
\n

\u4e8c\u3001Host\u914d\u7f6e<\/h3>\n
\n
\u7531\u4e8e\u6211\u642d\u5efaHadoop\u96c6\u7fa4\u5305\u542b\u4e09\u53f0\u673a\u5668\uff0c\u6240\u4ee5\u9700\u8981\u4fee\u6539\u8c03\u6574\u5404\u53f0\u673a\u5668\u7684hosts\u6587\u4ef6\u914d\u7f6e\uff0c\u8fdb\u5165\/etc\/hosts\uff0c\u914d\u7f6e\u4e3b\u673a\u540d\u548cip\u7684\u6620\u5c04\uff0c\u547d\u4ee4\u5982\u4e0b\uff1a<\/div>\n
vim \/etc\/hosts<\/div>\n
\n
\u5982\u679c\u6ca1\u6709\u8db3\u591f\u7684\u6743\u9650\uff0c\u53ef\u4ee5\u5207\u6362\u7528\u6237\u4e3aroot\u3002<\/div>\n
\u4e09\u53f0\u673a\u5668\u7684\u5185\u5bb9\u7edf\u4e00\u589e\u52a0\u4ee5\u4e0bhost\u914d\u7f6e\uff1a<\/div>\n
\u53ef\u4ee5\u901a\u8fc7hostname\u6765\u4fee\u6539\u670d\u52a1\u5668\u540d\u79f0\u4e3amaster\u3001slave1\u3001slave2<\/div>\n
hostname\u00a0master<\/div>\n
\"\" <\/p>\n
\n
\n

\u4e09\u3001Hadoop\u7684\u5b89\u88c5\u4e0e\u914d\u7f6e<\/strong><\/h3>\n
3.1 \u521b\u5efa\u6587\u4ef6\u76ee\u5f55<\/strong><\/div>\n
\u4e3a\u4e86\u4fbf\u4e8e\u7ba1\u7406\uff0c\u7ed9Master\u7684hdfs\u7684NameNode\u3001DataNode\u53ca\u4e34\u65f6\u6587\u4ef6\uff0c\u5728\u7528\u6237\u76ee\u5f55\u4e0b\u521b\u5efa\u76ee\u5f55\uff1a<\/div>\n
\/data\/hdfs\/name<\/div>\n
\/data\/hdfs\/data<\/div>\n
\n
\/data\/hdfs\/tmp<\/div>\n
\u7136\u540e\u5c06\u8fd9\u4e9b\u76ee\u5f55\u901a\u8fc7scp\u547d\u4ee4\u62f7\u8d1d\u5230Slave1\u548cSlave2\u7684\u76f8\u540c\u76ee\u5f55\u4e0b\u3002<\/div>\n<\/div>\n<\/div>\n

<\/a>3.2 \u4e0b\u8f7d<\/strong><\/p>\n

\n
\u9996\u5148\u5230Apache\u5b98\u7f51\uff08http:\/\/www.apache.org\/dyn\/closer.cgi\/hadoop\/common\/\uff09\u4e0b\u8f7dHadoop\uff0c\u4ece\u4e2d\u9009\u62e9\u63a8\u8350\u7684\u4e0b\u8f7d\u955c\u50cf\uff08http:\/\/mirrors.hust.edu.cn\/apache\/hadoop\/common\/\uff09\uff0c\u6211\u9009\u62e9hadoop-2.6.0\u7684\u7248\u672c\uff0c\u5e76\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4e0b\u8f7d\u5230Master\u673a\u5668\u7684<\/div>\n
\/data\u76ee\u5f55\uff1a<\/div>\n<\/div>\n<\/div>\n
wget http:\/\/mirror.bit.edu.cn\/apache\/hadoop\/common\/hadoop-2.7.1\/hadoop-2.7.1.tar.gz<\/strong><\/div>\n
\u7136\u540e\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5c06hadoop-2.7.1.tar.gz<\/strong>\u00a0\u89e3\u538b\u7f29\u5230\/data\u76ee\u5f55<\/div>\n
tar -zxvf hadoop-2.7.1.tar.gz<\/div>\n
\"\"<\/p>\n
3.3 \u914d\u7f6e\u73af\u5883\u53d8\u91cf<\/strong><\/div>\n
\n
\u56de\u5230\/data\u76ee\u5f55\uff0c\u914d\u7f6ehadoop\u73af\u5883\u53d8\u91cf\uff0c\u547d\u4ee4\u5982\u4e0b\uff1a<\/div>\n
vim \/etc\/profile<\/div>\n
\u5728\/etc\/profile\u6dfb\u52a0\u5982\u4e0b\u5185\u5bb9<\/div>\n
\"\"<\/p>\n
\u7acb\u523b\u8ba9hadoop\u73af\u5883\u53d8\u91cf\u751f\u6548\uff0c\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff1a<\/div>\n
source \/etc\/profile<\/div>\n
\u518d\u4f7f\u7528hadoop\u547d\u4ee4\uff0c\u53d1\u73b0\u53ef\u4ee5\u6709\u63d0\u793a\u4e86\uff0c\u5219\u8868\u793a\u914d\u7f6e\u751f\u6548\u4e86\u3002<\/div>\n
\"\"<\/p>\n
3.4 Hadoop\u7684\u914d\u7f6e<\/strong><\/div>\n
\u8fdb\u5165hadoop-2.7.1\u7684\u914d\u7f6e\u76ee\u5f55\uff1a<\/div>\n
cd \/data\/hadoop-2.7.1\/etc\/hadoop<\/div>\n
\u4f9d\u6b21\u4fee\u6539core-site.xml\u3001hdfs-site.xml\u3001mapred-site.xml\u3001yarn-site.xml\u4ee5\u53caslaves\u6587\u4ef6\u3002<\/div>\n
\"\"<\/p>\n
3.4.1 \u4fee\u6539core-site.xml<\/strong><\/div>\n
vim core-site.xml<\/div>\n
\n
\n
\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span><\/div>\n
 1 <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n 2 <?xml-stylesheet type=\"text\/xsl\" href=\"configuration.xsl\"?>\n 3 <!--\n 4   Licensed under the Apache License, Version 2.0 (the \"License\");\n 5   you may not use this file except in compliance with the License.\n 6   You may obtain a copy of the License at\n 7\n 8     http:\/\/www.apache.org\/licenses\/LICENSE-2.0\n 9   Unless required by applicable law or agreed to in writing, software\n10   distributed under the License is distributed on an \"AS IS\" BASIS,\n11   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n12   See the License for the specific language governing permissions and\n13   limitations under the License. See accompanying LICENSE file.\n14 -->\n15\n16 <!-- Put site-specific property overrides in this file. -->\n17 <configuration>\n18 <property>\n19   <name>hadoop.tmp.dir<\/name>\n20   <value>file:\/data\/hdfs\/tmp<\/value>\n21   <description>A base for other temporary directories.<\/description>\n22 <\/property>\n23 <property>\n24   <name>io.file.buffer.size<\/name>\n25   <value>131072<\/value>\n26 <\/property>\n27 <property>\n28   <name>fs.default.name<\/name>\n29   <value>hdfs:\/\/master:9000<\/value>\n30 <\/property>\n31 <property>\n32 <name>hadoop.proxyuser.root.hosts<\/name>\n33 <value>*<\/value>\n34 <\/property>\n35 <property>\n36 <name>hadoop.proxyuser.root.groups<\/name>\n37 <value>*<\/value>\n38 <\/property>\n39 <\/configuration><\/pre>\n
\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span><\/div>\n<\/div>\n<\/div>\n
\n
\u6ce8\u610f\uff1ahadoop.tmp.dir\u7684value\u586b\u5199\u5bf9\u5e94\u524d\u9762\u521b\u5efa\u7684\u76ee\u5f55<\/div>\n
<\/div>\n
3.4.2 \u4fee\u6539vim hdfs-site.xml<\/strong><\/div>\n
vim hdfs-site.xml<\/div>\n
\n
\n
\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span><\/div>\n
 1 <?xml version=\"1.0\" encoding=\"UTF-8\"?>\n 2 <?xml-stylesheet type=\"text\/xsl\" href=\"configuration.xsl\"?>\n 3 <!--\n 4   Licensed under the Apache License, Version 2.0 (the \"License\");\n 5   you may not use this file except in compliance with the License.\n 6   You may obtain a copy of the License at\n 7\n 8     http:\/\/www.apache.org\/licenses\/LICENSE-2.0\n 9\n10   Unless required by applicable law or agreed to in writing, software\n11   distributed under the License is distributed on an \"AS IS\" BASIS,\n12   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n13   See the License for the specific language governing permissions and\n14   limitations under the License. See accompanying LICENSE file.\n15 -->\n16\n17 <!-- Put site-specific property overrides in this file. -->\n18\n19 <configuration>\n20 <property>\n21 <name>dfs.replication<\/name>\n22   <value>2<\/value>\n23 <\/property>\n24 <property>\n25   <name>dfs.namenode.name.dir<\/name>\n26   <value>file:\/data\/hdfs\/name<\/value>\n27   <final>true<\/final>\n28 <\/property>\n29 <property>\n30   <name>dfs.datanode.data.dir<\/name>\n31   <value>file:\/data\/hdfs\/data<\/value>\n32   <final>true<\/final>\n33 <\/property>\n34 <property>\n35   <name>dfs.namenode.secondary.http-address<\/name>\n36   <value>master:9001<\/value>\n37 <\/property>\n38 <property>\n39   <name>dfs.webhdfs.enabled<\/name>\n40   <value>true<\/value>\n41 <\/property>\n42 <property>\n43   <name>dfs.permissions<\/name>\n44   <value>false<\/value>\n45 <\/property>\n46 <\/configuration><\/pre>\n
\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span><\/div>\n<\/div>\n
\u6ce8\u610f\uff1adfs.namenode.name.dir\u548cdfs.datanode.data.dir\u7684value\u586b\u5199\u5bf9\u5e94\u524d\u9762\u521b\u5efa\u7684\u76ee\u5f55<\/p>\n<\/div>\n
\n
3.4.3 \u4fee\u6539vim mapred-site.xml<\/strong><\/div>\n
\n
\u590d\u5236template\uff0c\u751f\u6210xml\uff0c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n
cp mapred-site.xml.template mapred-site.xml<\/p>\n<\/div>\n
vim\u00a0 mapred-site.xml<\/div>\n
\n
\n
\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span><\/div>\n
 1 <?xml version=\"1.0\"?>\n 2 <?xml-stylesheet type=\"text\/xsl\" href=\"configuration.xsl\"?>\n 3 <!--\n 4   Licensed under the Apache License, Version 2.0 (the \"License\");\n 5   you may not use this file except in compliance with the License.\n 6   You may obtain a copy of the License at\n 7\n 8     http:\/\/www.apache.org\/licenses\/LICENSE-2.0\n 9\n10   Unless required by applicable law or agreed to in writing, software\n11   distributed under the License is distributed on an \"AS IS\" BASIS,\n12   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n13   See the License for the specific language governing permissions and\n14   limitations under the License. See accompanying LICENSE file.\n15 -->\n16\n17 <!-- Put site-specific property overrides in this file. -->\n18\n19 <configuration>\n20\n21 <property>\n22   <name>mapreduce.framework.name<\/name>\n23   <value>yarn<\/value>\n24 <\/property>\n25\n26 <\/configuration><\/pre>\n
\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span><\/div>\n<\/div>\n<\/div>\n
\n
<\/div>\n
3.4.4 \u4fee\u6539vim\u00a0yarn-site.xml<\/strong><\/div>\n
vim\u00a0 yarn-site.xml<\/div>\n
\n
\n
\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span><\/div>\n
 1 <?xml version=\"1.0\"?>\n 2 <!--\n 3   Licensed under the Apache License, Version 2.0 (the \"License\");\n 4   you may not use this file except in compliance with the License.\n 5   You may obtain a copy of the License at\n 6\n 7     http:\/\/www.apache.org\/licenses\/LICENSE-2.0\n 8\n 9   Unless required by applicable law or agreed to in writing, software\n10   distributed under the License is distributed on an \"AS IS\" BASIS,\n11   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n12   See the License for the specific language governing permissions and\n13   limitations under the License. See accompanying LICENSE file.\n14 -->\n15 <configuration>\n16\n17 <!-- Site specific YARN configuration properties -->\n18 <property>\n19 <name>yarn.resourcemanager.address<\/name>\n20   <value>master:18040<\/value>\n21 <\/property>\n22 <property>\n23   <name>yarn.resourcemanager.scheduler.address<\/name>\n24   <value>master:18030<\/value>\n25 <\/property>\n26 <property>\n27   <name>yarn.resourcemanager.webapp.address<\/name>\n28   <value>master:18088<\/value>\n29 <\/property>\n30 <property>\n31   <name>yarn.resourcemanager.resource-tracker.address<\/name>\n32   <value>master:18025<\/value>\n33 <\/property>\n34 <property>\n35   <name>yarn.resourcemanager.admin.address<\/name>\n36   <value>master:18141<\/value>\n37 <\/property>\n38 <property>\n39   <name>yarn.nodemanager.aux-services<\/name>\n40   <value>mapreduce.shuffle<\/value>\n41 <\/property>\n42 <property>\n43   <name>yarn.nodemanager.aux-services.mapreduce.shuffle.class<\/name>\n44   <value>org.apache.hadoop.mapred.ShuffleHandler<\/value>\n45 <\/property>\n46 <\/configuration><\/pre>\n
\"\u590d\u5236\u4ee3\u7801\"<\/a><\/span><\/div>\n<\/div>\n<\/div>\n
\n
\u7531\u4e8e\u6211\u4eec\u5df2\u7ecf\u914d\u7f6e\u4e86JAVA_HOME\u7684\u73af\u5883\u53d8\u91cf\uff0c\u6240\u4ee5hadoop-env.sh\u4e0eyarn-env.sh\u8fd9\u4e24\u4e2a\u6587\u4ef6\u4e0d\u7528\u4fee\u6539\uff0c\u56e0\u4e3a\u91cc\u9762\u7684\u914d\u7f6e\u662f\uff1a<\/div>\n
export\u00a0JAVA_HOME=${JAVA_HOME}<\/div>\n
<\/div>\n
3.4.5 \u4fee\u6539data\/hadoop-2.7.1\/etc\/hadoop\/slaves<\/strong><\/div>\n
\u5c06\u539f\u6765\u7684localhost\u5220\u9664\uff0c\u6539\u6210\u5982\u4e0b\u5185\u5bb9<\/strong><\/div>\n
\n
vim\u00a0\/data\/hadoop-2.7.1\/etc\/hadoop\/slaves<\/div>\n
\"\"\u6700\u540e\uff0c\u5c06\u6574\u4e2ahadoop-2.7.1\u6587\u4ef6\u5939\u53ca\u5176\u5b50\u6587\u4ef6\u5939\u4f7f\u7528scp\u590d\u5236\u5230slave1\u548cslave2\u7684\u76f8\u540c\u76ee\u5f55\u4e2d\uff1a<\/p>\n
scp\u00a0-r \/data\/hadoop-2.7.1\u00a0root@slave1:\/data<\/p>\n<\/div>\n
scp\u00a0-r \/data\/hadoop-2.7.1\u00a0root@slave2:\/data<\/div>\n<\/div>\n
<\/div>\n
\n
\n
\u56db\u3001\u8fd0\u884cHadoop<\/h3>\n
<\/a>4.1 \u683c\u5f0f\u5316NameNode<\/h4>\n<\/div>\n
\u6267\u884c\u547d\u4ee4\uff1a<\/div>\n
hadoop\u00a0namenode\u00a0-format<\/div>\n
\u6267\u884c\u8fc7\u7a0b\u5982\u4e0b\u56fe\uff1a<\/div>\n
\"\"\u6700\u540e\u7684\u6267\u884c\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/p>\n
\"\"<\/p>\n
\n
4.2 \u542f\u52a8NameNode<\/h4>\n<\/div>\n
\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/div>\n
\/data\/hadoop-2.7.1\/sbin\/hadoop-daemon.sh start namenode<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\"\"<\/p>\n
\u5728Master\u4e0a\u6267\u884cjps\u547d\u4ee4\uff0c\u5f97\u5230\u5982\u4e0b\u7ed3\u679c\uff1a<\/p>\n
\"\"<\/p>\n
4.3 \u542f\u52a8DataNode<\/strong><\/div>\n
\n
\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/div>\n
\/data\/hadoop-2.7.1\/sbin\/hadoop-daemons.sh start datanode<\/div>\n
\u6267\u884c\u7ed3\u679c\u5982\u4e0b\uff1a<\/div>\n
\"\"master<\/p>\n
\"\"<\/p>\n
slave1<\/p>\n
\"\"<\/p>\n
slave2<\/p>\n
\"\"<\/p>\n
\u8bf4\u660eSlave1\u548cSlave2\u4e0a\u7684DataNode\u8fd0\u884c\u6b63\u5e38\u3002<\/div>\n
\u4ee5\u4e0a\u542f\u52a8NameNode\u548cDataNode\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u7528start-dfs.sh\u811a\u672c\u66ff\u4ee3\uff1a<\/div>\n
\/data\/hadoop-2.7.1\/sbin\/start-all.sh<\/div>\n
4.4 \u8fd0\u884cYARN<\/strong><\/div>\n
\n
\u8fd0\u884cYarn\u4e5f\u6709\u4e0e\u8fd0\u884cHDFS\u7c7b\u4f3c\u7684\u65b9\u5f0f\u3002\u542f\u52a8ResourceManager\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/div>\n
\u4ee5\u4e0a\u65b9\u5f0f\u6211\u4eec\u5c31\u4e0d\u8d58\u8ff0\u4e86\uff0c\u6765\u770b\u770b\u4f7f\u7528start-yarn.sh\u7684\u7b80\u6d01\u7684\u542f\u52a8\u65b9\u5f0f\uff1a<\/div>\n
\n
\u5728Master\u4e0a\u6267\u884cjps\uff1a<\/div>\n
\n
\u8bf4\u660eResourceManager\u8fd0\u884c\u6b63\u5e38\u3002<\/p>\n<\/div>\n
\u5728\u4e24\u53f0Slave\u4e0a\u6267\u884cjps\uff0c\u4e5f\u4f1a\u770b\u5230NodeManager\u8fd0\u884c\u6b63\u5e38\uff0c\u5982\u4e0b\u56fe\uff1a<\/div>\n
<\/div>\n
\"\"<\/div>\n
4.5 \u67e5\u770b\u96c6\u7fa4\u662f\u5426\u542f\u52a8\u6210\u529f\uff1a<\/strong>\u3000\u3000jps<\/p>\n
Master\u663e\u793a\uff1a<\/p>\n
SecondaryNameNode<\/p>\n
ResourceManager<\/p>\n
NameNode<\/p>\n
 <\/p>\n
Slave\u663e\u793a\uff1a<\/p>\n
NodeManager<\/p>\n
DataNode<\/p>\n
\u4e94\u3001\u6d4b\u8bd5hadoop<\/h3>\n
5.1 \u6d4b\u8bd5HDFS<\/h4>\n
\u6700\u540e\u6d4b\u8bd5<\/a>\u4e0b\u4eb2\u624b\u642d\u5efa\u7684Hadoop\u96c6\u7fa4\u662f\u5426\u6267\u884c\u6b63\u5e38\uff0c\u6d4b\u8bd5\u7684\u547d\u4ee4\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n
\"\"<\/p>\n
5.2 \u67e5\u770b\u96c6\u7fa4\u72b6\u6001<\/strong><\/p>\n
\u3000\u3000<\/strong>\/data\/hadoop-2.7.1\/bin\/hdfs dfsadmin -report<\/p>\n
\"\"<\/p>\n
\n
5.3 \u6d4b\u8bd5YARN<\/h4>\n<\/div>\n
\u53ef\u4ee5\u8bbf\u95eeYARN\u7684\u7ba1\u7406\u754c\u9762\uff0c\u9a8c\u8bc1YARN\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/div>\n
\"\"<\/p>\n
\n
5.4 \u6d4b\u8bd5mapreduce<\/strong><\/p>\n<\/div>\n
\n
\u4e0d\u60f3\u7f16\u5199mapreduce\u4ee3\u7801\u3002\u5e78\u597dHadoop\u5b89\u88c5\u5305\u91cc\u63d0\u4f9b\u4e86\u73b0\u6210\u7684\u4f8b\u5b50\uff0c\u5728Hadoop\u7684share\/hadoop\/mapreduce\u76ee\u5f55\u4e0b\u3002\u8fd0\u884c\u4f8b\u5b50\uff1a<\/div>\n
\"\"\"\"<\/p>\n
\u00a05.5 \u6d4b\u8bd5\u67e5\u770bHDFS\uff1a<\/strong><\/p>\n
http:\/\/115.29.51.97:50070\/dfshealth.html#tab-overview<\/strong><\/p>\n
\"\"<\/p>\n
 <\/p>\n
\u516d\u3001\u914d\u7f6e\u8fd0\u884cHadoop\u4e2d\u9047\u89c1\u7684\u95ee\u9898<\/strong><\/h3>\n
6.1 JAVA_HOME\u672a\u8bbe\u7f6e\uff1f<\/strong><\/div>\n
\u542f\u52a8\u7684\u65f6\u5019\u62a5:<\/div>\n
\"\"\u5219\u9700\u8981\/data\/hadoop-2.7.1\/etc\/hadoop\/hadoop-env.sh\uff0c\u6dfb\u52a0JAVA_HOME\u8def\u5f84<\/p>\n
\"\"<\/p>\n
6.2 ncompatible clusterIDs<\/strong><\/p>\n
\u7531\u4e8e\u914d\u7f6eHadoop\u96c6\u7fa4\u4e0d\u662f\u4e00\u8e74\u800c\u5c31\u7684\uff0c\u6240\u4ee5\u5f80\u5f80\u4f34\u968f\u7740\u914d\u7f6e\u2014\u2014>\u8fd0\u884c\u2014\u2014>\u3002\u3002\u3002\u2014\u2014>\u914d\u7f6e\u2014\u2014>\u8fd0\u884c\u7684\u8fc7\u7a0b\uff0c\u6240\u4ee5DataNode\u542f\u52a8\u4e0d\u4e86\u65f6\uff0c\u5f80\u5f80\u4f1a\u5728\u67e5\u770b\u65e5\u5fd7\u540e\uff0c\u53d1\u73b0\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n
\"\"<\/p>\n<\/div>\n
\n
\u6b64\u95ee\u9898\u662f\u7531\u4e8e\u6bcf\u6b21\u542f\u52a8Hadoop\u96c6\u7fa4\u65f6\uff0c\u4f1a\u6709\u4e0d\u540c\u7684\u96c6\u7fa4ID\uff0c\u6240\u4ee5\u9700\u8981\u6e05\u7406\u542f\u52a8\u5931\u8d25\u8282\u70b9\u4e0adata\u76ee\u5f55\uff08\u6bd4\u5982\u6211\u521b\u5efa\u7684\/home\/jiaan.gja\/hdfs\/data\uff09\u4e2d\u7684\u6570\u636e\u3002<\/div>\n
\n
6.3 NativeCodeLoader\u7684\u8b66\u544a<\/strong><\/p>\n
\u5728\u6d4b\u8bd5Hadoop\u65f6\uff0c\u7ec6\u5fc3\u7684\u4eba\u53ef\u80fd\u770b\u5230\u622a\u56fe\u4e2d\u7684\u8b66\u544a\u4fe1\u606f\uff1a<\/p>\n
\"\"<\/p>\n
 <\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
https:\/\/www.cnblogs.com\/zishengY\/p\/6819160.html \u672c\u6587\u65e8\u5728\u63d0\u4f9b\u6700\u57fa\u672c\u7684\uff0c\u53ef\u4ee5\u7528\u4e8e\u5728\u751f\u4ea7\u73af\u5883\u8fdb\u884cHadoop\u3001HDFS\u5206\u5e03\u5f0f\u73af\u5883\u7684\u642d\u5efa\uff0c\u5bf9\u81ea\u5df1\u662f\u4e2a\u603b\u7ed3\u548c\u6574\u7406\uff0c\u4e5f\u80fd\u65b9\u4fbf\u65b0\u4eba\u5b66\u4e60\u4f7f\u7528\u3002 \u4e00\u3001\u57fa\u7840\u73af\u5883 \u5728Linux\u4e0a\u5b89\u88c5Hadoop\u4e4b\u524d\uff0c\u9700\u8981\u5148\u5b89\u88c5\u4e24\u4e2a\u7a0b\u5e8f\uff1a 1.1 \u5b89\u88c5\u8bf4\u660e 1. JDK 1.6\u6216\u66f4\u9ad8\u7248\u672c\uff08\u672c\u6587\u6240\u63d0\u5230\u7684\u5b89\u88c5\u7684\u662fjdk1.7\uff09; 2. SSH(\u5b89\u5168\u5916\u58f3\u534f\u8bae)\uff0c\u63a8\u8350\u5b89\u88c5OpenSSH\u3002 \u4e0b\u9762\u7b80\u8ff0\u4e00\u4e0b\u5b89\u88c5\u8fd9\u4e24\u4e2a\u7a0b\u5e8f\u7684\u539f\u56e0\uff1a 1. Hadoop\u662f\u7528Java\u5f00\u53d1\u7684\uff0cHadoop\u7684\u7f16\u8bd1\u53caMapReduce\u7684\u8fd0\u884c\u90fd\u9700\u8981\u4f7f\u7528JDK\u3002 2. Hadoop\u9700\u8981\u901a\u8fc7SSH\u6765\u542f\u52a8salve\u5217\u8868\u4e2d\u5404\u53f0\u4e3b\u673a\u7684\u5b88\u62a4\u8fdb\u7a0b\uff0c\u56e0\u6b64SSH\u4e5f\u662f\u5fc5\u987b\u5b89\u88c5\u7684\uff0c\u5373\u4f7f\u662f\u5b89\u88c5\u4f2a\u5206\u5e03\u5f0f\u7248\u672c(\u56e0\u4e3aHadoop\u5e76\u6ca1\u6709\u533a\u5206\u96c6\u7fa4\u5f0f\u548c\u4f2a\u5206\u5e03\u5f0f)\u3002\u5bf9\u4e8e\u4f2a\u5206\u5e03\u5f0f\uff0cHadoop\u4f1a\u91c7\u7528\u4e0e\u96c6\u7fa4\u76f8\u540c\u7684\u5904\u7406\u65b9\u5f0f\uff0c\u5373\u4f9d\u6b21\u5e8f\u542f\u52a8\u6587\u4ef6conf\/slaves\u4e2d\u8bb0\u8f7d\u7684\u4e3b\u673a\u4e0a\u7684\u8fdb\u7a0b\uff0c\u53ea\u4e0d\u8fc7\u4f2a\u5206\u5e03\u5f0f\u4e2dsalve\u4e3alocalhost(\u5373\u4e3a\u81ea\u8eab)\uff0c\u6240\u4ee5\u5bf9\u4e8e\u4f2a\u5206\u5e03\u5f0fHadoop\uff0cSSH\u4e00\u6837\u662f\u5fc5\u987b\u7684\u3002 1.1 JDK\u7684\u5b89\u88c5\u4e0e\u914d\u7f6e 1\u3001\u4e0a\u4f20\u538b\u7f29\u5305 \u6211\u8fd9\u91cc\u4f7f\u7528\u7684\u662fWinScp\u5de5\u5177\u00a0\u4e0a\u4f20jdk-7u76-linux-x64.tar.gz\u538b\u7f29\u5305 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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