![]() Perform a check of your monitor and verification of iSight functions Scan your local networks, and report on all devices found, their IP address, and what services and ports are active (Figure 5) Verify and repair disk permissions (Disk Utility does this, too, but with less detailed results) Securely erase data (Disk Utility can do this, too, with fewer options) Įnable or disable file system journaling (Disk Utility can do this as well) Recover files from a damaged volume, or in certain cases, from the trash Optimize a volume to consolidate free space Perform a check of volume directory corruption (again, Disk Utility can do this, too, but with less detailed results) ĭefragment a drive (Mac OS X does this automatically, but not with the same manic sense of completeness) Perform a SMART check of a hard drive, confirming that the on-board electronics are working and properly reporting drive health (Figure 3 Disk Utility can do this, too, but with less information on results) Perform a surface scan of a hard drive, checking every byte for bad blocks Clone a volume (Figure 2 Disk Utility can do this, too, but with fewer options) ![]()
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