01-16-2013
I believe you know about Mirror.
DRD is for normally OS patching like Solaris Live Upgrade..
We can do OS patch on DRD on business hours and then just reboot from DRD disk to get a patched OS.
It saves OS downtime.
Cheers,
This User Gave Thanks to Joseph_TKLee For This Post:
9 More Discussions You Might Find Interesting
1. Solaris
I've looked a little but haven't found a solid answer, assuming there is one.
What's better, hardware mirroring or ZFS mirroring? Common practice for us was to use the raid controllers on the Sun x86 servers. Now we've been using ZFS mirroring since U6. Any performance difference? Any other... (3 Replies)
Discussion started by: Lespaul20
3 Replies
2. Solaris
Hi all
Can someone explain to me the different syntax regarding how root / mirror disks are represented. I never truely understand the namely / device tress etc.
Let me give you an example. On one my my servers, the root and mirror drives are :-
A domain on a sunfire 6800 :- ... (6 Replies)
Discussion started by: sbk1972
6 Replies
3. Solaris
Hi all
I wish to mirror for the root disk, but last time i do, make the server cannot boot up. :p So this time, hope you guys can assist me on it. =)
At the last code, is the step i wish to do. Please help to check and correct me if got any wrong.
root@leo # format </dev/null
Searching for... (17 Replies)
Discussion started by: SmartAntz
17 Replies
4. Linux
Hi Guys,
I have a mirrored LVM volume, and wish to break the mirror leaving only copy1 (effectively removing copy 0).
Here's the config:
# lvs -a -o +devices
lvdata vg01 mwi-ao 2.19T lvdata_mlog 100.00 lvdata_mimage_0(0),lvdata_mimage_1(0)
vg01... (0 Replies)
Discussion started by: badoshi
0 Replies
5. UNIX for Advanced & Expert Users
I apologize is this isn't an appropriate post for the 'advanced' UNIX, so please let me know if I should post this under UNIX for dummies, but here's my problem in a nutshell: I having problems creating a mirrored logical volume.
I have created two new physical volumes
... (2 Replies)
Discussion started by: simonrodan
2 Replies
6. AIX
Hi,
I need to know who can I create an script in order to check server mirror in AIX. I got this script
!/usr/bin/ksh
#
# Check if a VG is mirrored.
#
# lsattr -El <lvname> -a strictness -a copies
# If copies=2 and scrictness=y, then VG is mirrored
#
# LVs are retrieved via 'lsvg -l... (5 Replies)
Discussion started by: fede_mont
5 Replies
7. HP-UX
Hi,
I have old server hp rp 3440 hp-ux 11.11. One mirrored disk is faulty. I need spesial patch PHKL_31216 and PHCO_30698, which give to correctly remove disk. Unfortunately I don't have access to hp support site. Please help me find it patch.
regards,Andre (0 Replies)
Discussion started by: andre9
0 Replies
8. Linux
Hello,
I am trying to convert a single-drive Centos 7.2 installation with LVM into a two-disk mdadm mirror with mrrored LVM. I was able to follow the excellent instructions at:
http://www.dgoradia.com/creating-a-raid1-mirrored-on-an-existing-centos-on-lvm/and did create a two-disk mirror... (1 Reply)
Discussion started by: Clovis_Sangrail
1 Replies
9. Solaris
Got a V490 with one existing root disk. Other disk slot was never populated.
Want to ensure we've got disk mirroring.
Currently vfstab mounts the physical disk - no mirroring set up.
Whats best way to achieve this without losing current disk? (1 Reply)
Discussion started by: psychocandy
1 Replies
LEARN ABOUT DEBIAN
ropkg::simba::mirror
RoPkg::Simba::Mirror(3pm) User Contributed Perl Documentation RoPkg::Simba::Mirror(3pm)
NAME
RoPkg::Simba::Mirror - a mirror class
VERSION
0.1.3
DESCRIPTION
RoPkg::Simba::Mirror is a class used to hold all the information a mirror has. Also, the RoPkg::Simba::Mirror can be used to add/del/update
a mirror to/from the database. Simba is derivated from RoPkg::DBObject.
SYNOPSIS
!#/usr/bin/perl
use RoPkg::DB;
use RoPkg::Simba::Mirror;
sub main {
my $dbp = new RoPkg::DB();
$dbp->Add('dbi:mysql:database=mysql;host=localhost',
'root',
'',
'local');
my $m = new RoPkg::Simba::Mirror(dbo => $dbp, dbo_method => 'db_local');
$m->Name('debian');
$m->Load();
}
main();
SUBROUTINES
/METHODS
All methods raise OutsideClass exception when called outside class instance. Besides this, each method, may raise other exceptions. Check
each method section to find out more.
new()
The class constructor. At this moment, it just calls RoPkg::DBObject->new() . Please read the RoPkg::DBObject manual page for more
information about the new() parameters.
table()
Returns the name of the mirrors database table.
Add()
Adds the mirror to the database. This method is a wrapper for RoPkg::DBObject::SQL_Insert . On success 0 is returned. On error, DBI
exception is raised.
Delete()
Deletes the current mirror from the database. Before calling this method, you should set the id of the mirror . If you don't set the id
Param::Missing exception is raised. On database operation success, 0 is returned. On database error, DBI exception is raised.
Update()
Update the current mirror object with the database. Before calling this method, you should set the id of the mirror . If you don't set the
id Param::Missing exception is raised. On database operation success, 0 is returned. On database error, DBI exception is raised.
Load()
Load the mirror information from the database, into the current object. Before calling this method you should have set id or Name. If id or
Name are not set, then Param::Missing is raised. On database operation success 0 is returned. On database error, DBI exception is raised.
GetMethods()
Returns a array with the current object methods names. In scalar context returns the number of methods.
The following methods are get/set methods for all fields of a mirror.
*) id
*) Name
*) Description
*) HomeSite
*) LocalDir
*) Size
*) SyncMethod
*) CommandID
*) LastErrorCode
*) Active
*) InProgress
*) SyncSource
*) SyncSourceUser
*) SyncSourcePass
*) SyncSourceModule
*) Contact
*) LastUpdated
*) LastUpdateDuration
*) LastUpdateSpeed
*) LastUpdateFilesNo
*) LastUpdateBytes
*) LocalURL
*) StdOut
*) StdErr
DIAGNOSTICS
Unpack the source, and use 'make test' command
CONFIGURATION AND ENVIRONMENT
This module does not use any configuration files or environment variables
DEPENDENCIES
RoPkg::DBObject and RoPkg::Exceptions
INCOMPATIBILITIES
None known to the author
BUGS AND LIMITATIONS
None known to the author
PERL CRITIC
This module is perl critic level 2 compliant (with 1 exception)
SEE ALSO
RoPkg::Simba RoPkg::Simba::Mirrors RoPkg::DBObject RoPkg::Object
AUTHOR
Subredu Manuel <diablo@iasi.roedu.net>
LICENSE AND COPYRIGHT
Copyright (C) 2005 Subredu Manuel. All Rights Reserved. This module is free software; you can redistribute it and/or modify it under the
same terms as Perl itself. The LICENSE file contains the full text of the license.
perl v5.14.2 2006-07-04 RoPkg::Simba::Mirror(3pm)