Я следил за каждым шагом установки Hadoop с этого сайта https://www.digitalocean.com/community/tutorials/how-to-install-hadoop-on-ubuntu-13-10
Все шаги идут отлично, за исключением последнего шага, на котором я запускаю Hadoop с использованием start-dfs.sh
и start-dfs.sh
множество ошибок. Пожалуйста помоги. Ошибки:
15/04/07 00:08:16 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Starting namenodes on [localhost]
localhost: mkdir: cannot create directory ‘/usr/local/hadoop/logs: Permission denied
localhost: chown: cannot access ‘/usr/local/hadoop/logs: No such file or directory
localhost: starting namenode, logging to /usr/local/hadoop/logs/hadoop-tushar-namenode-tushar-VirtualBox.out
localhost: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 159: /usr/local/hadoop/logs/hadoop-tushar-namenode-tushar-VirtualBox.out: No such file or directory
localhost: head: cannot open ‘/usr/local/hadoop/logs/hadoop-tushar-namenode-tushar-VirtualBox.out for reading: No such file or directory
localhost: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 177: /usr/local/hadoop/logs/hadoop-tushar-namenode-tushar-VirtualBox.out: No such file or directory
localhost: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 178: /usr/local/hadoop/logs/hadoop-tushar-namenode-tushar-VirtualBox.out: No such file or directory
localhost: mkdir: cannot create directory ‘/usr/local/hadoop/logs: Permission denied
localhost: chown: cannot access ‘/usr/local/hadoop/logs: No such file or directory
localhost: starting datanode, logging to /usr/local/hadoop/logs/hadoop-tushar-datanode-tushar-VirtualBox.out
localhost: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 159: /usr/local/hadoop/logs/hadoop-tushar-datanode-tushar-VirtualBox.out: No such file or directory
localhost: head: cannot open ‘/usr/local/hadoop/logs/hadoop-tushar-datanode-tushar-VirtualBox.out for reading: No such file or directory
localhost: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 177: /usr/local/hadoop/logs/hadoop-tushar-datanode-tushar-VirtualBox.out: No such file or directory
localhost: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 178: /usr/local/hadoop/logs/hadoop-tushar-datanode-tushar-VirtualBox.out: No such file or directory
Starting secondary namenodes [0.0.0.0]
0.0.0.0: mkdir: cannot create directory ‘/usr/local/hadoop/logs: Permission denied
0.0.0.0: chown: cannot access ‘/usr/local/hadoop/logs: No such file or directory
0.0.0.0: starting secondarynamenode, logging to /usr/local/hadoop/logs/hadoop-tushar-secondarynamenode-tushar-VirtualBox.out
0.0.0.0: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 159: /usr/local/hadoop/logs/hadoop-tushar-secondarynamenode-tushar-VirtualBox.out: No such file or directory
0.0.0.0: head: cannot open ‘/usr/local/hadoop/logs/hadoop-tushar-secondarynamenode-tushar-VirtualBox.out for reading: No such file or directory
0.0.0.0: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 177: /usr/local/hadoop/logs/hadoop-tushar-secondarynamenode-tushar-VirtualBox.out: No such file or directory
0.0.0.0: /usr/local/hadoop/sbin/hadoop-daemon.sh: line 178: /usr/local/hadoop/logs/hadoop-tushar-secondarynamenode-tushar-VirtualBox.out: No such file or directory
15/04/07 00:08:34 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
У вашей учетной записи пользователя нет правильных разрешений для каталога /usr/local/hadoop
, поэтому Hadoop не работает при попытке создать свои журналы. Попробуйте запустить sudo chown -R <username>/usr/local/hadoop
где ваше имя пользователя. Чтобы получить свое имя пользователя, вы можете использовать команду whoami
.