Compaction

Sophia scheduler is responsible for planning all background tasks.

The schedule handles following tasks: garbage collection, node compaction, expire, log ration, and so on.

Sophia has multi-thread scallable compaction. Number of active background workers (threads) can be set using scheduler.threads variable.

sp_setint(env, "scheduler.threads", 5);

Please take a look at the Compaction and Scheduler configuration sections for more details.

It is important to correctly set cache size, please check memory requirements.