Spotfire® Service for R Installation and Administration

Engine pruning

When the Spotfire Service for R reaches a certain percentage of capacity of usage, then the Spotfire Service for R begins pruning R engines to free service resources.

Configuration property Default setting Description
engine.prune 10 The time, in seconds, that a R engine can be idle before the Spotfire Service for R prunes it.
dynamic.prune.threshold 60 The Spotfire Service for R capacity at which idle pruning is engaged, as a percentage value.
By default, when the Spotfire Service for R reaches 60% capacity of usage, then it begins the idle-pruning process as specified by engine.prune.
  • Set to 0 to always prune when a R engine is idle.
  • Set to 100 to never prune when a R engine is idle.

For more information, see Service resource management scenarios.