![]() The firmware on the hard drive constantly monitors the state of each sector and if it comes across a bad sector it will automatically remap the sector to one of sectors in the pool. ![]() There is a small pool of sectors that is held in reserve. In modern disk drives, you do not have access to all of the sectors. When I was having problems with Seagate drives (all 3 of them failed and had to be replaced) I was reading some of the documentation that Seagate provided (if I can ever find it again I will provide a link or a quote). I apologize for not being technically accurate. … It marks a bad sector as unusable and allocates a different, usable sector.Ĭafed00d: Which is, of course, what I meant. A sector is a physical location on the hard drive. ![]() Cafed00d: However, if either tool comes across a bad sector, the hardware in the hard drive will automatically move the bad sector to a new location.ībearran: Not quite.
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