Download EOS User`s Guide, Release 2

8 EOS File System Viewer eosfsview
eosfsview s a primitive and not yet complete interactive browser that shows information about
an EOS storage area, databases, les and objects. The program accepts one argument, the name
of the area to be viewed.
When you run eosfsview you see this menu:
i
EOS Release x.y.z
Options: 0 - quit
1 - area info, 2 - list databases
4 - make db,
5 - open db,
6 - rm db, 7 - rename db
Command:
Option 2 displays all databases in the area. After a database is opened with the option 5, the
following menu is displayed:
Options: 0 quit, 1 go to main menu
2 ls,
3 cd
20 show names, 21 unix od
Command 2:
You may then list all objects in the current le option 2, change current le option 3, show
all names in the database option 20, and apply the Unix od command to see the contents of a
byte range of an object. When option 2 is chosen, the properties of objects within the current le
are displayed as follows:
----v-h
----v-h
--ln-----n---------f-nv--
20
20
5000
40
40
20
00008001-0002-ce-001
00008002-0002-ce-001
00007ffe-0002-73-001 my-large-obj
000070fe-0002-a2-001 my-small-obj
000070fe-0002-4c-002
00008802-0002-02-001 my-file
The set of dashes and characters refers to the object properties interpreted as follows:
r
f
l
n
v
p
h
root file object
file object
large object
named object
variable length object
page object
hash object
The object size in bytes is displayed next, followed by its oid page no, area no, unique no,
slot no, followed by the object's name, if any.
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