Page 127 - slides.dvi
P. 127
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Unix
Case
Unix
Disk
Files
Care
Unified
Study—
are
Low-level
Hierarchy
Processes
Everything
Files
Permissions
needed
is
see
Setuid/setgid
contains
and
built
a
to
for
the
list
file
file:
allow
name-space
of
from
File-System:
unstructured
ensure
Filesystem
owner,
for
root
implementation
byte
inodes
more
‘normal’
group
(multiple
descriptors:
(‘/’).
based
and
files,
Summary
(along
consistency.
small
streams.
flexible
around
with,
file-systems
of
everyone
integers
control.
directories,
may
inodes.
else.
be
course,
which
symbolic
map
actual
to
mounted
links,
on
data
system
any
special
file
leaf
blocks).
files.
table.
directory).
123