Commit ec4dc420 authored by Jan Siwiec's avatar Jan Siwiec

Update java.md

parent e0797081
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# Java
Java is available on the cluster. Activate java by loading the Java module
Java is available on the cluster. Activate Java by loading the Java module:
```console
$ ml Java
```
Note that the Java module must be loaded on the compute nodes as well, in order to run java on compute nodes.
Note that the Java module must be loaded on the compute nodes as well, in order to run Java on compute nodes.
Check for java version and path
Check for Java version and path:
```console
$ java -version
......@@ -22,13 +22,13 @@ $ javac -version
$ which javac
```
Java applications may use MPI for inter-process communication, in conjunction with OpenMPI. Read more [here][a]. This functionality is currently not supported on Anselm cluster. In case you require the java interface to MPI, contact [cluster support][b].
Java applications may use MPI for inter-process communication, in conjunction with OpenMPI. Read more [here][a]. This functionality is currently not supported on Anselm cluster. In case you require the Java interface to MPI, contact [cluster support][b].
## Java With OpenMPI
Because there is an increasing interest in using Java for HPC. Also, MPI can benefit from Java because its widespread use makes it likely to find new uses beyond traditional HPC applications.
Because there is an increasing interest in using Java for HPC. In addition, MPI can benefit from Java because its widespread use makes it likely to find new uses beyond traditional HPC applications.
The Java bindings are integrated into OpenMPI starting from the v1.7 series. Beginning with the v2.0 series, the Java bindings include coverage of MPI-3.1.
Java bindings are integrated into OpenMPI starting from the v1.7 series. Beginning with the v2.0 series, Java bindings include coverage of MPI-3.1.
### Example (Hello.java)
......
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