public void enablePreCache() {
		synchronized (preCacheLock) {
			if (preCacheStatus == PreCacheStatus.INIT) {
				startPreCacheIfNeeded();
			}
		}
	}
Enable and start source buffer file pre-cache if appropriate.
This may be forced for all use cases by setting the System property
db.always.precache=true
WARNING! EXPERIMENTAL !!!
Ghidra/Framework/DB/src/main/java/db/buffers/BufferMgr.java