External Hard Drive Always Spinning Mac

Sep 02, 2009 Whil. 2, 2009 3:15 a.m. People have been noticing that their external hard drives continue to spin even when they have stopped using the drive. Some Time Machine users are. Reconnect the External Hard Drive. Activate your sleeping external hard drive by reconnecting it to your Mac. The drive will now be visible in Finder, and you can access the storage medium for read-write operation. Reboot Your Mac. With the external hard drive connected, reboot your Mac to fix any system misconfiguration, error, or otherwise. Over the last four days or so my five external 4Tb hard drives plugged in to my Dell XPS 15 9560 via an independently powered 7 port hub have begun spinning up and spinning down every few minutes. This is despite them having been working optimally for several years before that. What is Keep Drive Spinning for Mac. Keep Drive Spinning ensures that a connected drive never goes into low-power mode. Normally this can be controlled using the Energy Saver preference pane in System Preferences, and that should be your first resort in dealing with the problem, rather than this or any other third party software.

  1. External Hard Drive Always Spinning Macbook
  2. External Hard Drive Always Spinning Mac Wheel

There might be some variables. I have an OWC USB3 dual dock for hard drives:


In another bay there is a 3TB HD partitioned into three, and when I unmount them all (Command-E), the volumes unmount, and the drive spins down-up three times, until finally it spins down.

External hard drive always spinning mac wheel


In another bay there is a 1.5 TB HD partitioned into two, and when I unmount them (Command-E), the volumes unmount (*), but the drive keeps spinning until I cut its power. (*)Usually the other volume holding the (fully indexed) Photos library is reluctant to unmount and sometimes it must be force-ejected. Maybe the photolibraryd still wants to inspect the photos.

External Hard Drive Always Spinning Macbook

External Hard Drive Always Spinning Mac Wheel

Sep 8, 2019 12:50 AM