Formatting The Disk - Sun Microsystems Sun Workstation 100U System Manager's Manual

Sun 100/150 Installation Manual
Specify drive:
0- Fujitsu-M2312K (Sun 084)
1 - Fujitsu-M2284 (Sun 0169)
2 - Fujitsu-M2351 Eagle (Sun 0474)
3 - Fujitsu-M2294
4 - COC-Lark-cartridge
5 - COC-Lark-fixed
6 - COC-LarkII-cartridge
7 - COC-LarkII-fixed
8 - COC-9766
9 - COC-9730-160
10 - CDC-0730-80
11 - COC-9730-24
12 - COC-0730-12
13 - Ampex-Scorpio
14 - Ampex-Capricorn
15 - Other
which one! 0
ncyl 586 acyl 3 nhead 7 nsect 32 interleave 1
status:
drive stat us ready
Installing UNIX for the First Time
At this point, diag knows all it needs to know about the disk, and it displays its 'second phase'
prompt:
diag>
One of' the responses to this prompt can be the h (for help) command. If you use the h com-
mand, d'ag displays a list of its commands.
4.3.4.1.
Formatting the Disk
Next, you use diag
'8
disk formatting function. Begin by clearing any outstanding errors (espe-
cially important if you are using an Interphase disk controller) with the clear command:
diag> clear
clear
diag>
Now, type the format command. Diag warns you that formatting a disk destroys all informa-
tion which might already be stored on that disk, and asks for confirmation before going ahead
and doing the job:
diag> format
format/verify, OESTROYS ALL OISK OATA!
are you sure!
y
:/1=
of surface analysis passes! 5
When formatting a disk for the first time, five surface analysis passes is a reasonable number.
The surfaee analysis phase of the formatting is for detecting bad spots on the disk and mapping
them to alternate places. The format phase takes about 30 minutes for one surface analysis
Revision H of 12 March 1984
4-9