﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>BlogJava-itstarting:IT进行时-随笔分类-hadoop及云计算</title><link>http://www.blogjava.net/itstarting/category/43133.html</link><description>想自己所想，做自己所爱</description><language>zh-cn</language><lastBuildDate>Tue, 15 Dec 2009 14:53:44 GMT</lastBuildDate><pubDate>Tue, 15 Dec 2009 14:53:44 GMT</pubDate><ttl>60</ttl><item><title>Hadoop-0.20.1+Ubuntu9.10实战</title><link>http://www.blogjava.net/itstarting/archive/2009/12/15/306076.html</link><dc:creator>IT进行时</dc:creator><author>IT进行时</author><pubDate>Tue, 15 Dec 2009 14:46:00 GMT</pubDate><guid>http://www.blogjava.net/itstarting/archive/2009/12/15/306076.html</guid><wfw:comment>http://www.blogjava.net/itstarting/comments/306076.html</wfw:comment><comments>http://www.blogjava.net/itstarting/archive/2009/12/15/306076.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/itstarting/comments/commentRss/306076.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/itstarting/services/trackbacks/306076.html</trackback:ping><description><![CDATA[经过几个晚上的奋战，Hadoop-0.20.1+Ubuntu9.10实战终于出炉。 <br />
<br />
目录： <br />
一、环境准备 1 <br />
二、安装JDK6 1 <br />
三、配置SSH 2 <br />
四、安装配置hadoop 4 <br />
4.1下载及安装 4 <br />
4.2配置 4 <br />
4.2.1配置$HADOOP_HOME/conf/hadoop-env.sh 4 <br />
4.2.2配置$HADOOP_HOME/conf/core-site.xml 4 <br />
4.2.3配置$HADOOP_HOME/conf/mapred-site.xml 5 <br />
4.2.4格式化namenode 5 <br />
4.3启动及验证 5 <br />
五、跑第一个wordcount例子 7 <br />
4.1准备工作 7 <br />
4.2运行例子 8 <br />
4.3看结果 11 <br />
4.4在eclipse中调试/运行 12 <br />
4.5分析代码 15 <br />
六、改进的wordcount例子 17 <br />
参考 23 <br />
FAQ 23 <br />
1、xxx is not in the sudoers file解决方法 23 <br />
2、/etc/sudoers is mode 0640, should be 0440怎么回事？ 24 <br />
3、如何增加ubuntu的SWAP空间？ 24 <br />
4、bin/hadoop dfs到底有哪些命令？ 25 <br />
<br />
原文和文档我放在了javaeye，这里给个链接吧：<br />
<a href="http://itstarting.javaeye.com/blog/520985">http://itstarting.javaeye.com/blog/520985</a>
<img src ="http://www.blogjava.net/itstarting/aggbug/306076.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/itstarting/" target="_blank">IT进行时</a> 2009-12-15 22:46 <a href="http://www.blogjava.net/itstarting/archive/2009/12/15/306076.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Hadoop学习笔记：在Windows下搭建运行环境</title><link>http://www.blogjava.net/itstarting/archive/2009/12/15/306074.html</link><dc:creator>IT进行时</dc:creator><author>IT进行时</author><pubDate>Tue, 15 Dec 2009 14:43:00 GMT</pubDate><guid>http://www.blogjava.net/itstarting/archive/2009/12/15/306074.html</guid><wfw:comment>http://www.blogjava.net/itstarting/comments/306074.html</wfw:comment><comments>http://www.blogjava.net/itstarting/archive/2009/12/15/306074.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/itstarting/comments/commentRss/306074.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/itstarting/services/trackbacks/306074.html</trackback:ping><description><![CDATA[<p class="a" style="margin: 24pt 0cm 12pt"><span style="font-size: 14pt"><strong><span><span style="font-size: small">——<span lang="EN-US">IT</span> 进行时<span lang="EN-US">(Email &amp; MSN:zhengxianquan AT hotmail.com)</span> </span></span></strong></span></p>
<p class="a" style="margin: 24pt 0cm 12pt"><span style="font-size: 14pt"><span><span lang="EN-US"><span style="font-size: small"><strong>说在前面的话：</strong> <span>作为一名技术人员，喜欢通过自己的实战去学习，也养成了写学习笔记的习惯。个人做企业应用更多，也涉及TB级别的非结构化数据，对于Hadoop倒是第一次接触，分布式计算总归有用武之地。但这个笔记只能说是自己的盲学，就是简单的看看。</span> </span></span></span></span></p>
<p class="a" style="margin: 24pt 0cm 12pt"><span style="font-size: 14pt"><span><span lang="EN-US"><span><span style="font-size: small">Keywords：Hadoop; HDFS; 学习笔记</span></span></span></span></span></p>
<p class="a" style="margin: 24pt 0cm 12pt"><span style="font-size: 14pt"><span><span lang="EN-US"><span><span style="font-size: small">目录：<br />
</span></span></span></span></span><span style="font-size: 14pt"><span><span lang="EN-US"><span><span style="font-size: small">1.&nbsp;准备工作&nbsp;2<br />
1.1.&nbsp;Supported Platforms&nbsp;2<br />
1.2.&nbsp;Hadoop需要的基础东西&nbsp;2<br />
1.3.&nbsp;安装Cygwin注意事项&nbsp;2<br />
2.&nbsp;单机上配置过程&nbsp;3<br />
2.1.&nbsp;配置SSH&nbsp;3<br />
2.1.1.&nbsp;配置服务&nbsp;3<br />
2.1.2.&nbsp;启动Cygwin sshd服务&nbsp;4<br />
2.1.3.&nbsp;Setup authorization keys&nbsp;5<br />
2.2.&nbsp;修订/配置/conf/core-site.xml&nbsp;7<br />
2.3.&nbsp;修订/配置/conf/mapred-site.xml&nbsp;9<br />
2.4.&nbsp;修订/配置\conf\masters和slaves&nbsp;9<br />
2.5.&nbsp;修订/配置\conf\hadoop-env.sh&nbsp;9<br />
2.6.&nbsp;其他数据节点类似，重复即可&nbsp;10<br />
3.&nbsp;格式化及启动&nbsp;10<br />
3.1.&nbsp;启动命令&nbsp;10<br />
3.2.&nbsp;如何验证启动成功&nbsp;11<br />
4.&nbsp;使用及开发&nbsp;12<br />
4.1.&nbsp;常用命令行使用方法&nbsp;12<br />
4.2.&nbsp;可以通过浏览器访问&nbsp;15<br />
5.&nbsp;FAQ&nbsp;16<br />
5.1.&nbsp;为什么启动不了？&nbsp;16<br />
5.2.&nbsp;配置文件可能导致的问题&nbsp;17<br />
5.3.&nbsp;JobTracker一直有问题？&nbsp;19<br />
5.4.&nbsp;如何验证配置并启动成功？&nbsp;19<br />
6.&nbsp;常用命令&nbsp;20<br />
7.&nbsp;参考&nbsp;21</span> </span></span></span></span></p>
地址：<a href="http://itstarting.javaeye.com/blog/513659">http://itstarting.javaeye.com/blog/513659</a><br />
<img src ="http://www.blogjava.net/itstarting/aggbug/306074.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/itstarting/" target="_blank">IT进行时</a> 2009-12-15 22:43 <a href="http://www.blogjava.net/itstarting/archive/2009/12/15/306074.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>