com.hazelcast.map.impl.eviction

Class ExpirationManager

java.lang.Object

com.hazelcast.map.impl.eviction.ExpirationManager

public final class ExpirationManager
extends Object

Responsible for gradual cleanup of expired entries due to the time-to-live and max-idle-seconds. By using these system properties, one can accelerate or slow down background expiration process.

: Background task runs in every this period seconds. Default is

: Scannable percentage of entries of a map partition in every run round. Default is %

: Number of scannable partitions in every run round. No default value exists. Dynamically calculated from partition and partition-thread counts

These parameters can be set node-wide via Config object or system-wide via system property

Node-wide setting example:

          Config config = new Config();
          config.setProperty("", "3");
          Hazelcast.newHazelcastInstance(config);
      

System-wide setting example:

       System.setProperty("", "3");
   

Since:

3.3