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Apple Pro Training Series: OS X Support Essentials by Kevin M. White

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Lesson 13. File System Troubleshooting

Goals

• Examine file system elements

• Troubleshoot and repair partition and volume issues

• Troubleshoot and repair file system permission issues

Because the operating system requires a functional file system, the software that drives the file system is very reliable. In fact, most file system failures are due to bad hardware or media. It doesn’t matter how good the software is, though; if the hardware is no longer reading or writing bits, it’s pretty much useless to the file system.

If, during troubleshooting, you determine that catastrophic hardware failure is the problem, there really isn’t anything you can do from a software perspective to repair the device. Only a data recovery service, such as DriveSavers, ...

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