WD Red sleeps then spins up for no apparent reason

spin wdExternal portable and desktop hard drives will spin down after 10 minutes of no inactivity. This is called, sleep, standby or power saver mode. Access the drive will wake itMost newer consumer drives are rated for 300k loadunload cycles (spinning upspinning down). Enterprise drives 600k. And with the timeout built in, obviously drives are made to endure