Lucent Technologies 585-210-940 User Manual
Installing Mirrored Systems
CentreVu CMS Release 3 Version 8 Disk-Mirrored Systems
Factory installation procedures for disk mirroring
34
2. Complete the table below by filling in (1a) and (1b) as instructed.
3. Compare the figures in (1a) and (1b). They should be
approximately
equal. The two will not correspond exactly, but they should be within
about 10% of the /cms size figure. A major discrepancy between the
disk space you should have and the space recognized by the
software usually indicates a connectivity problem. You can check
connectivity by checking the output of a
about 10% of the /cms size figure. A major discrepancy between the
disk space you should have and the space recognized by the
software usually indicates a connectivity problem. You can check
connectivity by checking the output of a
metastat
command to see
that all the disks are recognized. For example:
If the stripes of d19 and d20 do not account for all the disk drives on your
system, check your disk drive connections. If discrepancies persist,
telephone the Lucent National Customer Care Center at 1.800.242.2121,
or contact your Lucent representative or distributor.
system, check your disk drive connections. If discrepancies persist,
telephone the Lucent National Customer Care Center at 1.800.242.2121,
or contact your Lucent representative or distributor.
Disk Space Verification
Total No.
of Disks
/cms size in MB
(4-GB disks)
/cms size in MB
(9-GB disks)
Calculations:
2
3104
6208
(1a) Enter /cms
line’s ‘kbytes’ figure
divided by 1000
(move decimal
three places left):
line’s ‘kbytes’ figure
divided by 1000
(move decimal
three places left):
(1a)
4
7137
14274
6
11170
22340
8
15203
30406
10
19236
(1b) Enter “/cms
Size” (above left)
corresponding to
the number of hard
disks and disk size:
Size” (above left)
corresponding to
the number of hard
disks and disk size:
(1b)
#
metastat
.
.
.
d21: Mirror
Submirror 0: d19
State: Okay
Submirror 1: d20
State: Okay
Submirror 0: d19
State: Okay
Submirror 1: d20
State: Okay
.
.
.
d19: Submirror of d21
State: Okay
Size: 14398560 blocks
Stripe 0:
Device
State: Okay
Size: 14398560 blocks
Stripe 0:
Device
Start Block
Dbase
State Hot Spare
c0t0d0s3
0
No
Okay
Stripe 1:
Device
Device
Start Block Dbase State Hot Spare
c0t2d0s1
0
No
Okay
d20: Submirror of d21
State: Okay
Size: 14398560 blocks
Stripe 0:
Device
State: Okay
Size: 14398560 blocks
Stripe 0:
Device
Start Block Dbase State Hot Spare
c0t1d0s3 0 No Okay
Stripe 1:
Device
Stripe 1:
Device
Start Block Dbase State Hot Spare
c0t3d0s1 0 No Okay