Supported JDK Versions
CDH4 is supported with Oracle JDK.
: JDK 1.7
As of Cloudera Manager 4.7 and CDH4.4, Cloudera now supports users running applications compiled with Oracle JDK 7 (JDK 1.7), with the following restrictions:
- All CDH cluster nodes and services must be running a supported JDK 7 version.
- All CDH cluster nodes and services must be running the same major version (that is, all deployed on JDK 6 or all deployed on JDK 7). For example, you cannot run Hadoop on JDK 6 while running Sqoop on JDK 7.
- For JDK 1.6, CDH4 is certified with 1.6.0_31. The minimum supported version is 1.6.0_8.
- For JDK 1.7, CDH4.4 and later are certified with 1.7.0_15. CDH4.5 and later are certified with 1.7.0_55.
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