SpecialGSWorkerStatusUpdateRate
This special flag determines the number of seconds at which the worker updates its last modification time periodically.
For example, if N = 5, then the worker will update its Last modification time every 5 seconds.
Valid values: >= 1
Default value: 10
Since version: 3.3e and 4.6 (not available in any version between 4.0 and 4.5a, including both)