Lucent Technologies 585-210-940 manual Installing Mirrored Systems

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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

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6. Edit /etc/vfstab. The relevant portion of the file looks like this:

----------------- /etc/vfstab ----------------

. . .

/dev/dsk/c0t0d0s4 - swap - no - /dev/dsk/c0t2d0s4 - swap - no -

--------------------------------------------------

Do the following steps to modify the file:

a.Copy the c0t0d0s4 entry and insert the copy on the succeeding line.

b.Comment out the original entry by inserting a pound sign at the beginning of the line.

c.Alter the copy by:

1.replacing c0t0d0s4 with d17

2.adding md/ after the dev/

d.Immediately after the line just added should be a line naming the secondary boot disk. Comment out that line by inserting a pound sign at the beginning of the line.

When you have finished a through d, the relevant lines of the file might look something like this:

----------------- /etc/vfstab ----------------

. . .

 

 

 

 

 

#/dev/dsk/c0t0d0s4

-

swap

-

no

-

/dev/md/dsk/d17

-

swap

-

no

-

#/dev/dsk/c0t2d0s4

-

swap

-

no

-

----------------------------------------------

e.Save the file and quit the editor.

7.Set up the swap space by entering the following command:

#swap -a /dev/md/dsk/d17

#

Page 29
Image 29
Lucent Technologies 585-210-940 manual Installing Mirrored Systems