presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/metadata/MetadataConfig.java/MetadataConfig/setReassignmentDelay
class MetadataConfig:    @Config("raptor.reassignment-delay")
    @ConfigDescription("Minimum delay before allowing reassignments for a node")
    public MetadataConfig setReassignmentDelay(Duration reassignmentDelay)
    {
        this.reassignmentDelay = reassignmentDelay;
        return this;
    }