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Installing Mirrored Systems CentreVu CMS Release 3 Version 8 Disk-Mirrored Systems
How to upgrade an Enterprise platform to disk mirroring 27
3. Reboot the system with the following command:
The system displays the
ok
prompt.
4. Create a device alias for the new boot device by entering the
following command (for example):
Replace
<device>
with what you recorded in item 2. For the
example shown, you would replace
<device>
with the following:
/sbus@3,0/SUNW,fas@3,8800000/sd@2,0
5. Test the alternate boot device name by entering the following
command:
6. Reboot the system as usual and verify that everything is normal.
Ignore any warnings you may get about a “forceload” failing.
7. Enter the following command:
The system starts the editor and loads the
cron
file.
8. Find the line for
/olds/chkDisks
and take one of the following actions:
If the line is commented out, uncomment it by deleting the pound
sign at the beginning of the line.
If there is no line for
/olds/chkDisks
, add the following line to
the end of the file:
15 0 * * * /olds/chkDisks > /dev/null 2>&1
9. Save the file and exit the editor.
10. Enter the following command:
# /usr/sbin/shutdown -y -i0 -g0
ok nvalias bootdevice2
<device>
ok boot bootdevice2
# crontab -e
# chmod +x /olds/chkDisks