【问题标题】:start-all.sh error while installing hadoop on ubuntu 12.04lts在 ubuntu 12.04lts 上安装 hadoop 时出现 start-all.sh 错误
【发布时间】:2013-02-28 13:52:03
【问题描述】:

hadoop-1.1.1 安装我一直在参考this link

我的所有文件和权限都已根据此链接设置。 但我收到此错误。请帮助。

hduser@ubuntu:/usr/local/hadoop$ bin/start-all.sh mkdir: 无法创建 目录/usr/local/hadoop/libexec/../logs': Permission denied chown: cannot access/usr/local/hadoop/libexec/../logs':没有这样的文件 或目录开始namenode,登录到 /usr/local/hadoop/libexec/../logs/hadoop-hduser-namenode-ubuntu.out /usr/local/hadoop/bin/hadoop-daemon.sh:第 136 行: /usr/local/hadoop/libexec/../logs/hadoop-hduser-namenode-ubuntu.out: 没有这样的文件或目录头:无法打开 /usr/local/hadoop/libexec/../logs/hadoop-hduser-namenode-ubuntu.out' for reading: No such file or directory localhost: mkdir: cannot create directory/usr/local/hadoop/libexec/../logs':权限被拒绝 本地主机:chown:无法访问/usr/local/hadoop/libexec/../logs': No such file or directory localhost: starting datanode, logging to /usr/local/hadoop/libexec/../logs/hadoop-hduser-datanode-ubuntu.out localhost: /usr/local/hadoop/bin/hadoop-daemon.sh: line 136: /usr/local/hadoop/libexec/../logs/hadoop-hduser-datanode-ubuntu.out: No such file or directory localhost: head: cannot open /usr/local/hadoop/libexec/../logs/hadoop-hduser-datanode-ubuntu.out' 阅读:没有这样的文件或目录本地主机:mkdir:无法创建 目录/usr/local/hadoop/libexec/../logs': Permission denied localhost: chown: cannot access/usr/local/hadoop/libexec/../logs': 没有这样的文件或目录 localhost:正在启动 secondarynamenode, 登录到 /usr/local/hadoop/libexec/../logs/hadoop-hduser-secondarynamenode-ubuntu.out 本地主机:/usr/local/hadoop/bin/hadoop-daemon.sh:第 136 行: /usr/local/hadoop/libexec/../logs/hadoop-hduser-secondarynamenode-ubuntu.out: 没有这样的文件或目录 localhost:head: 无法打开 /usr/local/hadoop/libexec/../logs/hadoop-hduser-secondarynamenode-ubuntu.out' for reading: No such file or directory mkdir: cannot create directory /usr/local/hadoop/libexec/../logs':权限被拒绝 chown:不能 访问/usr/local/hadoop/libexec/../logs': No such file or directory starting jobtracker, logging to /usr/local/hadoop/libexec/../logs/hadoop-hduser-jobtracker-ubuntu.out /usr/local/hadoop/bin/hadoop-daemon.sh: line 136: /usr/local/hadoop/libexec/../logs/hadoop-hduser-jobtracker-ubuntu.out: No such file or directory head: cannot open /usr/local/hadoop/libexec/../logs/hadoop-hduser-jobtracker-ubuntu.out' 阅读:没有这样的文件或目录本地主机:mkdir:无法创建 目录/usr/local/hadoop/libexec/../logs': Permission denied localhost: chown: cannot access/usr/local/hadoop/libexec/../logs': 没有这样的文件或目录 localhost:启动 tasktracker,登录到 /usr/local/hadoop/libexec/../logs/hadoop-hduser-tasktracker-ubuntu.out 本地主机:/usr/local/hadoop/bin/hadoop-daemon.sh:第 136 行: /usr/local/hadoop/libexec/../logs/hadoop-hduser-tasktracker-ubuntu.out: 没有这样的文件或目录 localhost:head: 无法打开 `/usr/local/hadoop/libexec/../logs/hadoop-hduser-tasktracker-ubuntu.out' 供阅读:没有这样的文件或目录

【问题讨论】:

  • 你在执行“bin/start-all.sh”之前是否格式化了namenode。看起来您的名称节点格式不正确。
  • 另外请检查/usr/local/hadoop/log/的权限。可以hduser访问这个目录吗?

标签: hadoop failed-installation


【解决方案1】:

由于错误表明您遇到了权限问题。 你需要给 hduser 适当的权限。试试:

sudo chown -R hduser /usr/local/hadoop/

【讨论】:

    【解决方案2】:

    运行此命令更改hadoop目录的权限

    sudo chmod 750 /app/hadoop

    【讨论】:

      【解决方案3】:

      以下是 2 条非常有用的建议:

      1. 检查一下HADOOP_HOME和JAVA_HOME是否设置好了 .bashrc 文件。有时,不设置这些环境变量 启动hadoop集群时也可能导致错误。

      2. 通过查看 /usr/local/hadoop/logs 目录中生成的日志文件来调试错误也很有用。

      【讨论】:

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