vgsync(1M) vgsync(1M)
Requires Optional HP MirrorDisk/UX Software
NAME [Toc] [Back]
vgsync - synchronize stale logical volume mirrors in LVM volume groups
SYNOPSIS [Toc] [Back]
/usr/sbin/vgsync vg_name ...
Remarks [Toc] [Back]
This command requires the installation of the optional HP MirrorDisk/UX
software, which is not included in the standard HP-UX operating system.
DESCRIPTION [Toc] [Back]
The vgsync command synchronizes the physical extents of each mirrored
logical volume in the volume group specified by vg_name ....
Synchronization occurs only on the physical extents that are stale
mirrors of the original logical extent.
The synchronization process can be time consuming, depending on the
hardware characteristics and the amount of data. Unless disabled, the
mirrors within a volume group are synchronized automatically when the
volume group is activated by the vgchange -a y command.
Arguments [Toc] [Back]
vgsync recognizes the following argument:
vg_name The path name of a volume group.
EXTERNAL INFLUENCES [Toc] [Back]
Environment Variables
LANG determines the language in which messages are displayed.
If LANG is not specified or is null, it defaults to "C" (see lang(5)).
If any internationalization variable contains an invalid setting, all
internationalization variables default to "C" (see environ(5)).
EXAMPLES [Toc] [Back]
Synchronize the mirrors on volume group /dev/vg04:
vgsync /dev/vg04
WARNINGS [Toc] [Back]
It is not advisable to interrupt a vgsync process.
SEE ALSO [Toc] [Back]
lvsync(1M), vgchange(1M), vgdisplay(1M).
Hewlett-Packard Company - 1 - HP-UX 11i Version 2: August 2003 [ Back ] |
