Java startup parameters
From Open-Xchange
The backend component is written in Java. The Java environment can be fine-tuned using several parameters which are explained here. Not every setting makes sense in every context, though.
| Parameter | currently in use | Reasons for/against use |
|---|---|---|
| -XX:+UnlockExperimentalVMOptions | No | ... |
| -XX:+UseG1GC | No | ... |
| -XX:+UseConcMarkSweepGC | Yes | |
| -XX:+UseParNewGC | Yes | |
| -XX:CMSInitiatingOccupancyFraction=75 | Yes | |
| -XX:+UseCMSInitiatingOccupancyOnly | Yes |