Sun Microsystems Fire X4540, Руководство администратора

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118 Sun Fire X4500/ X4540 Servers Administration Guide • October 2008
■
components-per-stripe specifies the number of components each stripe should
have.
■
component-names specifies the names of the components that are used.
metaroot
Command
Once the mirrors are created using the
metainit
command, you need to remount
your newly mirrored file system, and then reboot the system. To remount the file
system, use the following
metaroot
command syntax:
For more information, see the
metaroot
(1M) man page.
After the file system is remounted and the system rebooted, you can attach the
second submirror. To attach the second submirror, use the following
metattach
command syntax:
where
■
volume-name specifies the name of the RAID-1 volume to add to the submirror
■
submirror-name specifies the name of the component that will be the second mirror
attached to the mirror.
See the
metattach
(1M) man page for more information.
Re-creating the Preinstalled OS
To re-create the preinstalled OS, perform the following procedures:
■
Mirror the root disk by:
■
Creating a metadevice from the original root, using the
metainit
command.
■
Creating a metadevice for the root mirror.
■
Setting up a one-way mirror of the root metadevice.
■
Configuring the system to boot the root file system from the metadevice, using
the
metaroot
command.
#
metaroot volume-name
#
init 6
#
metaroot
volume-name submirror-name