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For information on how to change the JVM version, please see How to change JVM version |
In the following table, please find the recommendations for the appropriate Java version for 2021x.
Product | Version | Recommended and included in installation files** |
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| 2021x | OpenJDK 11.0.9* (for all OS) |
| 2021x | OpenJDK 11.0.9* Cassandra 3.11.x requires JDK 8 (either Oracle or Open JDK). |
| 2021x | OpenJDK 14.0.1* |
*OpenJDK. Based on the testing results, we recommend using OpenJDK HotSpot by AdoptJdk.
Note |
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We strongly advise using the HotSpot distribution rather than OpenJ9. For more information, see "Help Me Choose" tips at https://adoptopenjdk.net/. |
**Java is included only in installation files for Windows and macOS. Linux installation files do not have built-in Java.
See the JVM recommendations for versions up to 19.0 SP1.