Lucent Technologies Speaker 585-210-940 User Manual
Installing Mirrored Systems
CentreVu CMS Release 3 Version 8 Disk-Mirrored Systems
How to upgrade an Enterprise platform to disk mirroring
19
The root metadevice definitions go into the #metaroot section,
which you must create for the occasion; d20 goes into the #/cms
section, which already exists in the file. The swap metadevice
definitions go into the #swap section which, like #metaroot, must
be created for the occasion.
which you must create for the occasion; d20 goes into the #/cms
section, which already exists in the file. The swap metadevice
definitions go into the #swap section which, like #metaroot, must
be created for the occasion.
The lines you add must be in the following general format:
d<
x>
<y>
1
<device>
d
<x> is the metadevice name.
<y> denotes the total number of disks named in the line.
1
1
<device> indicates one disk with the device name <device>. You
.
The pattern 1 (space)
<device> repeats until all disks in the
metadevice have been named. The d12 entry must specify one disk;
the d20 entry must specify the same number of disks as the existing
d19 entry. If your system has two disks in slots 0 and 1 and you are
adding a two-disk mirror in slots 2 and 3, for example, you would
add the
the d20 entry must specify the same number of disks as the existing
d19 entry. If your system has two disks in slots 0 and 1 and you are
adding a two-disk mirror in slots 2 and 3, for example, you would
add the
md.tab lines shown in boldface in the following sample:
-------- /etc/opt/SUNWmd/md.tab - EXAMPLE ONLY --------------
.
.
.
#metaroot
d11
1
1
c0t0d0s0
d12
1
1
c0t2d0s0
d13
-m
d11
#/cms
d19 2 1 /dev/rdsk/c0t0d0s3 1 /dev/rdsk/c0t1d0s1
d20 2 1 /dev/rdsk/c0t2d0s3 1 /dev/rdsk/c0t3d0s1
d21 -m d19
#metaswap
(for load r3v6aj.c or later)
d15
1
1
c0t0d0s4
d16
1
1
c0t2d0s4
d17
-m
d15
-------------------------------------------------------------
3. Save the
/etc/opt/SUNWmd/md.tab file and quit the editor.