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4.4. Answers

  1. It will change to the extent form with 1 filesystem block for the EA names and values, and will mark the large value EA (60K) as remote and store its value in remote blocks. We did this in the lab :)
  2. This table shows for various number of EA's named “name.xx” and value “value” on a 512 byte inode,what the fork offset will be and the maximum number of inline extents one can have (only a couple of these entries have been filled in).
Number of EA's Fork Offset Fork Offset bytes Max # of inline extents
1 47 376 23
2 47 376
4 44 352
8 37 296
16 22 176
20 14 112
21 12 96
22 10 80
23 9 72
24 7 56 3
25 24 (extent format) 192
Table 4.1.