安装CDH找不到java_home的错误

以前没有注意这个问题,我们用tar包自己解压安装jdk的时候,应该要安装到/usr/java目录下,没有就新建.

这样就不会报错了,否则在安装hive,oozie 检测mysql连接的时候会报错.后面安装zookeeper也会有错.

最好的解决办法是用rpm包安装jdk

2017-12-04 19:46:06,768 INFO CommandPusher:com.cloudera.cmf.model.DbCommand: Command 75(OozieTestDatabaseConnection) has completed. finalstate:FINISHED, success:false, msg:Unexpected error. Unable to verify database connection.

2017-12-04 19:46:06,808 INFO CommandPusher:com.cloudera.cmf.service.AbstractOneOffHostCommand: Unsuccessful 'HiveTestDatabaseConnection'

2017-12-04 19:46:06,808 INFO CommandPusher:com.cloudera.cmf.service.AbstractDbConnectionTestCommand: Command exited with code: 1

2017-12-04 19:46:06,808 INFO CommandPusher:com.cloudera.cmf.service.AbstractDbConnectionTestCommand: ++ ls -rvd '/usr/lib/jvm/j2sdk1.6-oracle/jre*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/java/jdk1.6*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/java/jre1.6*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/Library/Java/Home*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/java/default*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/default-java*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/java-openjdk*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/jre-openjdk*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/java-1.7.0-openjdk*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/java-7-openjdk*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/java-1.8.0-openjdk*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/java-8-openjdk*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/java-1.6.0-openjdk*'

+ for candidate_regex in '${JAVA_HOME_CANDIDATES[@]}'

++ ls -rvd '/usr/lib/jvm/jre-1.6.0-openjdk*'

+ verify_java_home

+ '[' -z '' ']'

+ cat

+======================================================================+

| Error: JAVA_HOME is not set and Java could not be found |

+----------------------------------------------------------------------+

| Please download the latest Oracle JDK from the Oracle Java web site |

| > http://www.oracle.com/technetwork/java/javase/index.html < |

| |

| Cloudera Manager requires Java 1.6 or later. |

| NOTE: This script will find Oracle Java whether you install using |

| the binary or the RPM based installer. |

+======================================================================+

+ exit 1

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