24 Apr
2018
24 Apr
'18
1:57 a.m.
On Tue, 24 Apr 2018, Johnny Billquist wrote:
Which is also why the file system for RSX (ODS-1)
placed the index file
(equivalent of the inode table) at the middle of the disk by default.
Not sure if Unix did that optimization, but I would hope so. (Never dug into
that part of the code.)
That reminds me of the Apple ][, whose original DOS put the directory and
bitmap table on track 17 (0-indexed) on a 35-track floppy disk.
-uso.