* If specified and not zero, this limits the speed through the thruput processor to the specified
rate in kilobytes per second.
* To control the CPU load while indexing, use this to throttle the number of events this indexer
processes to the rate (in KBps) you specify. `
While it specifically mentions CPU load, I've seen several people using this to limit data for just this purpose.
Basically, just bring it back online, exceed your license for the day, and move on. You can exceed a free license 3 times in 30 days without losing your ability to search, and you can do the same 5 times on an enterprise license. So the only real recommendation is to start the process at 12:01 AM server time, to make the best use of your license exceptions (or at least, don't start it at 11 PM).