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Can you leave external hard drives on all the time?
If the drive is simply on — fully powered up and spinning, even while it’s not needed — you’re wasting energy, and putting needless wear on the drive bearings. You’re also exposing the drive electronics to extra risk from electrical problems (spikes, surges, sags, etc.).
Why is it necessary to safely remove an external storage device from your computer when you have finished using it?
Pulling a memory card out of its reader or removing an external drive out of the USB port could cause corrupted files, unreadable media or both. Whether you are using a Windows-based computer or a Mac, you can safely remove your external storage devices using built-in utilities designed for disconnecting hardware.
What does an external hard drive enclosure do?
An external drive enclosure is the physical case that houses and powers a hard drive. Enclosures, which can be purchased separately, contain the electronics and interfaces that allow a hard drive to connect to a computer. External hard drive enclosures may also be called disk enclosures or disk caddies.
How can I use internal hard drive as external without enclosure?
If you have an internal hard drive that you want to connect to a computer without opening the case (or if it’s a laptop), then there are USB adapters you can purchase, such as this one that adapts both PATA and SATA to USB, which I have used at work with no problems.
How to safely disconnect an external drive from your computer?
In Mac OS the drive appears as an icon on the desktop. Before unplugging the drive, it needs to be dismounted by dragging the drive to the Trash Can. Wait a few seconds after the drive has gone into the Trash Can; once the activity light has gone out, you can safely remove the drive. Once the drive is turned off, disconnect the interface cable.
How can I safely remove a SATA disk from a running..?
The first, scsi-drop, is to safely detach a single disk: Its main benefit is that you can pass it a symlink, such as found in /dev/disk/by-id/ and it will resolve that to the real device. It does require chase to be installed; you might be able to get the same result using readlink -e.
How to safely remove an external drive from a Mac?
In Mac OS the drive appears as an icon on the desktop. Before unplugging the drive, it needs to be dismounted by dragging the drive to the Trash Can. Wait a few seconds after the drive has gone into the Trash Can; once the activity light has gone out, you can safely remove the drive.
Can a SATA controller be hotplugged in Linux?
If you’re using an AHCI controller, it should cope with devices being unplugged. If you’re using some other sort of SATA controller, the driver might be confused by hotplugging. In my experience, SATA hotplugging (with AHCI) works pretty well in Linux.