Question: Add extent - based files to the xv 6 file system. An extent is a ( pointer , length ) pair. The pointer points to

Add extent

-

based files to the xv

6

file system. An extent is a

(

pointer

,

length

)

pair. The pointer points to a sector address; the length indicates how many consecutive blocks are occupied by that extent. Operations on large extent

-

based files are faster than the pointer

-

based files that xv

6

have now

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