04-17-2008
Mirroring keeps your server alive when a disk fails.
Backups keep your company alive in case of a disaster.
With backups you can recover from logical errors, maybe a user deleting a business critical file - mirroring cant help you here.
Business critical servers need both: service continuity (mirroring) in case of a disk failure and business continuity (backup) in case you lose the entire server.
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1. HP-UX
Being somewhat extremely new to Unix, I have just had a system crash
One of my Volume Groups has crashed
However, this Volume Group is actually mirrored
How do I switch to use the mirrored copy?
Any assistance greatly appreciated
Thanks (1 Reply)
Discussion started by: cobdeng
1 Replies
2. Solaris
Hi,
need some help.
I’m new to solaris and trying to find out how to mirror a data disk (not the root disk).
In AIX it is easy but with solaris 5.8 I don’t find my way even with the SUN docs (disk/suide is installed).
What is behind is I want to migrate a disk from 1 storage system to... (7 Replies)
Discussion started by: ccTester
7 Replies
3. Solaris
Is it possible to create a Mirror with zfs ??
I'm experimented user with Solstice Disk suite.
Or Sun Volume manager or veritas volume manager.
But, i would like switch from Disksuite to Zfs.
All my mirrored disks. (1 Reply)
Discussion started by: simquest
1 Replies
4. Solaris
Hi,
I want to know if one disk is failed in mirror in solaris and system is booted from another disk, is it possible to find out from which disk system is booted at command level? (1 Reply)
Discussion started by: manoj.solaris
1 Replies
5. Filesystems, Disks and Memory
I have a SUN 440 running Solaris 8 that is generating funny errors on /dev/dsk/c1t0d0 and I would like to dupe the drive(the non offending drives are removed for this process), swap it with the dupe and reboot. From what I have read, the process seems simple:
dd if=/dev/dsk/c1t0d0... (1 Reply)
Discussion started by: hardyj
1 Replies
6. 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
7. Solaris
Long time Linux, relatively new to Solaris.
Currently I have a Solaris 9 machine which has a mirrored root disk. We will be running some tests on this machine, and when those tests are done we want to restore it to "pre-test" status.
What I would like to do is break the mirror, pull the first... (2 Replies)
Discussion started by: brianr
2 Replies
8. AIX
Hi Admins,
I am new into aix.I was surfing aix pages and reading how to replace failed mirror disks.I read in one of the posts that we have to reboot the server to replace the disk. actually i was a HPUX admin and many times replaced root mirror disk online.Ofcourse it was hot swappable.
... (2 Replies)
Discussion started by: newaix
2 Replies
9. AIX
hello folks,
I have a 300GB ROOTVG volume groups with one filesystem /backup having 200GB allocated space
Now, I cannot alt disk clone or mirrorvg this hdisk with another smaller disk. The disk size has to be 300GB; I tried alt disk clone and mirrorvg , it doesn't work. you cannot copy LVs as... (9 Replies)
Discussion started by: filosophizer
9 Replies
10. HP-UX
what is the difference between DRD and Root Mirror Disk using LVM mirror ? (3 Replies)
Discussion started by: maxim42
3 Replies
LEARN ABOUT DEBIAN
storebackupcheckbackup
STOREBACKUPCHECKBACKUP(1) User Contributed Perl Documentation STOREBACKUPCHECKBACKUP(1)
NAME
storeBackupCheckBackup.pl - checks if a file in the backup is missing or corrupted
SYNOPSIS
storeBackupCheckBackup.pl -c backupDir [-v level] [-p number] [-i]
DESCRIPTION
This program calculates md5 sums from the files in the backup and compares them with md5 sums stored by storeBackup.pl. It so will
recognize, if a file in the backup is missing or currupted. It only checks plain files, not special files or symbolic links.
OPTIONS
--print
print configuration parameters and stop
--checkDir, -c
backup or top of backups to check
--backupRoot, -b
root of storeBackup tree, normally not needed
--verbose, -v
generate statistics
--parJobs, -p
number of parallel jobs, default = chosen automatically
-i, <--includeRenamedBackups>
include renamed backups into the check
renamed backups must follow the convention <backupDir>-<something>
COPYRIGHT
Copyright (c) 2008-2012 by Heinz-Josef Claes (see README) Published under the GNU General Public License v3 or any later version
perl v5.14.2 2012-03-03 STOREBACKUPCHECKBACKUP(1)