From the course: Hard Drive Management for Creative Pros
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What is in a hard drive?
From the course: Hard Drive Management for Creative Pros
What is in a hard drive?
- It's been said that the beginning is a very good place to start. And when it comes to hard drives, what's in a hard drive is that very good place. We have to understand how they're made and what they do internally so that we can understand how to protect them from failure for as long as possible. So what's in a hard drive? The first component is the spinning platter. The platter is where the data is stored. It's written by the read-write head, and these two interact. What happens is the spinning platter is running between 5400 RPM or 7200 RPM. That means, in a 7200-RPM drive, the edge of the platter is traveling at about 67 miles per hour. It's been suggested by people that they just speed up the platter spin on the hard drive to be able to get a faster read-write. They said, "Well, why don't they go to 20,000 RPMs?" Well, at that speed, the edge of the platter is hitting close to the speed of sound, which would tear the drive apart. The read-write head moves across the platter and…
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