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Quote: Cedar uses a free page bit map; reconstruct if necessary; shadow bitmap for uncommitted file deletes
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Topic:
disk allocation
Quotation Skeleton
The free page information [for Cedar's new file system] is kept in … [stored in volatile memory]. During a controlled shutdown and idle periods, the VAM is … properly saved. If not, it is reconstructed from … [This takes about twenty seconds on a 300 Mbyte system] … Pages in deleted files are kept in a … free in the VAM. Google-1 Google-2
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Topic: disk allocation (32 items)