我想运行HBase。我已经完全安装了 hadoop 并且当我运行 start-all.sh
时,它工作正常并给我以下输出:
hduser@CSLAP106:/usr/local/hadoop/bin$ jps
11956 SecondaryNameNode
12046 JobTracker
12193 TaskTracker
11800 DataNode
11656 NameNode
12254 Jps
但是当我想运行start-hbase.sh
时,它给了我一些权限被拒绝的错误,我不明白为什么:
hduser@CSLAP106:/usr/local/hbase/hbase-0.94.6.1/bin$ ./start-hbase.sh
localhost: starting zookeeper, logging to /usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-hduser-zookeeper-CSLAP106.out
localhost: /usr/local/hbase/hbase-0.94.6.1/bin/hbase-daemon.sh: line 150: /usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-hduser-zookeeper-CSLAP106.log: Permission denied
localhost: head: cannot open ‘/usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-hduser-zookeeper-CSLAP106.out’ for reading: No such file or directory
/usr/local/hbase/hbase-0.94.6.1/bin/hbase-daemon.sh: line 150: /usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-hduser-master-CSLAP106.log: Permission denied
head: cannot open ‘/usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-hduser-master-CSLAP106.out’ for reading: No such file or directory
localhost: starting regionserver, logging to /usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-hduser-regionserver-CSLAP106.out
localhost: /usr/local/hbase/hbase-0.94.6.1/bin/hbase-daemon.sh: line 150: /usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-hduser-regionserver-CSLAP106.log: Permission denied
localhost: head: cannot open ‘/usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-hduser-regionserver-CSLAP106.out’ for reading: No such file or directory
之后,我试着跑sudo ./start-hbase.sh
,我得到了更奇怪的东西!
root@localhost's password:
我不知道我应该在这里输入什么。 无论如何,我只是单击了Enter,它再次切换回hduser
:
root@localhost's password:
root@localhost's password: localhost: Permission denied, please try again.
root@localhost's password: localhost: Permission denied, please try again.
localhost: Permission denied (publickey,password).
starting master, logging to /usr/local/hbase/hbase-0.94.6.1/bin/../logs/hbase-root- master-CSLAP106.out
root@localhost's password:
root@localhost's password: localhost: Permission denied, please try again.
root@localhost's password: localhost: Permission denied, please try again.
localhost: Permission denied (publickey,password).
hduser@CSLAP106:/usr/local/hbase/hbase-0.94.6.1/bin$
我从我的hbase-env.sh
和hbase-site.xml
文件中放了一些行,以备不时之需:
hbase-env.sh
# File naming hosts on which HRegionServers will run. $HBASE_HOME/conf/regionservers by default.
export HBASE_REGIONSERVERS=/usr/local/hbase/hbase-0.94.6.1/conf/regionservers
# File naming hosts on which backup HMaster will run. $HBASE_HOME/conf/backup-masters by default.
export HBASE_BACKUP_MASTERS=/usr/local/hbase/hbase-0.94.6.1/conf/backup-masters
# Tell HBase whether it should manage it's own instance of Zookeeper or not.
export HBASE_MANAGES_ZK=true
HBase-site.xml
<configuration>
<property>
<name>hbase.rootdir</name>
<value>hdfs://localhost:54310/hbase</value>
</property>
<property>
<name>hbase.cluster.distributed</name>
<value>true</value>
</property>
那么,您认为HBase无法运行有什么问题!我真的为此筋疲力尽。我已经工作了几个星期,每次它都会出现一个新错误。我非常感谢您花时间和精力来帮助我:)
你说ls -l start-hbase.sh 的输出是:
-rwxr-xr-x 1 root root 1872 huhti 4 2013 start-hbase.sh
如果您想知道正在使用哪个用户和组登录,我们有简单的方法:
touch test
ls -l test
并检查用户:组...
问题是脚本的用户所有者和组所有者。您有两种解决方案:
1) sudo chown hduser:hduser start-hbase.sh #here hduser is example...you should know what user and group you have,,,
为了让它成为你的奴隶...具有可执行状态( sudo chmod +x start-hbase.sh
)
2) you can be root by: "su root" or "sudo su" or "sudo bash"
然后执行脚本...
如果在更改 start-hbase.sh 的权限后仍然遇到问题,请运行以下命令
sudo chown -R hduser:hadoop /usr/local/hbase
授予对"hbase"目录写入日志文件的权限。
我希望这对其他人有所帮助...