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/ Mac Magazin/MacEasy 24 / Mac Magazin and MacEasy Magazine CD - Issue 24.iso / Utilities / CopyThru ƒ / CopyThru2.2.9 Docs / CopyThru2.2.9 Docs.rsrc / PICT_9.png

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Portable Network Graphic  |  1996-06-28  |  145KB  |  816x1056  |  8-bit (256 colors)

Labels: book | bulletin board | reckoner | sky | windowpane
OCR: If the destination volume has bad blocks, the situation can be even more bizarre. the source clean, CopyThru will simply rej ject your request to perform the copy. both the source and destination volumes are dirty then, CopyThru will traverse both the source and destination extent B*Trees and collect set of bad blocks from each If the source bad-block set subset of the destination bad -block set, then source volume can be copied since any bad source block will already have corresponding bad destination block On first consideration it would seem unlikely that, with thousands of allocation blocks the physi ical defects of the source disk would coincide with those of the destination. This may not be as unlikely as it seems since the Disk Initial lization Manager marks whole track as bad if th ...

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