var runtime.forcegcperiod

3 uses

	runtime (current package)
		mgc.go#L561: 		return lastgc != 0 && t.now-lastgc > forcegcperiod
		proc.go#L5038: var forcegcperiod int64 = 2 * 60 * 1e9
		proc.go#L5094: 					sleep := forcegcperiod / 2