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Setting Up RAID 1 On Already Running OS Drive


In any case, it's always advisable to back up everything before using an existing drive to build an array. md6 is different in that we can see it is a raid 5 array, striped across 3 disks. I also prefer not to use dynamic disks for data recovery issues.. RAID allows you to turn multiple physical hard drives into a single logical hard drive. http://hcsprogramming.com/raid-1/two-raid-0-and-one-non-raid-drive.php

Then you will need to know how to fix it. Basic Steps to Create Software RAID 1 on Linux First you need to have a Linux distribution installed on your hard drive. I have another SSD, but is 256GB. brshoemak Ars Tribunus Militum Tribus: PA Registered: Apr 10, 2008Posts: 2082 Posted: Wed Oct 20, 2010 8:47 am Are you intending on using hardware RAID (setup before Windows boots) or are http://serverfault.com/questions/766104/can-i-setup-raid-1-after-the-system-is-already-running

Mdadm Create Raid 1 With Existing Data

If one drive fails, you will run fine with just one drive.FYI, Windows RAID works this way too nicknomo wrote:You can even reverse the process by simply turning RAID off in We will now format and set the mount point for other RAID drives. There are some tutorials online for this.

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  • You dont need journaling for your boot partition :) and why make a raid array for swap?
  • Go to Use as Select Ext 3 for your normal partitions or swap area for your swap partition If you select Ext 3 then select your mount point if you only
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  • Simply put, I am looking for minimal work to recover my PC should the boot drive crash. (This has happened once already while playing around with the new Windows 10 (64)).
  • Instead of: update-initramfs -u I had to do: dpkg-reconfigure mdadm When asked to specify the arrays needed for the root filesystem, I answered with the appropriate devices (in my case only
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I believe you can also click on 'Set up backup' and schedule automatic creations of System Images. Did NIST fudge this news story about absolute zero? Are there any gotcha’s or things that I should watch out for? Debian Software Raid Install You can see that md5 is a raid1 array and made up of disk /dev/sda partition 7, and /dev/sdb partition 7, containing 62685504 blocks, with 2 out of 2 disks available

There certainly are other ways you would be alerted, not least of which is the note as you go through the boot sequence that the RAID array is working just fine Software Raid 1 Linux Second: Yes, you can set up software RAID, but make sure you RAID all parts you want. (e.g. If you have two hard drives in RAID 1, then data will be written to both drives. http://www.tomshardware.com/forum/252455-32-raid-array-data-disk Tutorials will be made available within 2 days!

The BIOS RAID process is more complex to turn on than Windows software RAID (driver needs to be installed & BIOS settings adjusted), and is hardware dependant. Ubuntu Software Raid 1 They copy a source drive on to the second drive... shouldn't it be better to add /dev/sda2 and /dev/sdb2 directly as two separate swap devices? It should be noted that I've seen a few instances under Windows RAID where the disk cables needed to be swapped to get the system to boot.nicknomo wrote:You are better off

Software Raid 1 Linux

and no... http://www.intel.com/content/www/us/en/support/boards-and-kits/000005815.html Step 1: Format Hard Drive Insert two hard drives into your Linux computer, then open up a terminal window. Mdadm Create Raid 1 With Existing Data Can I create a Raid1 mirror using the current OS drive and the other blank drive or will this process wipe out the OS drive? Install Mdadm Debian I tried mirroring but stopped when I received the following warning message………..

Generated Fri, 20 Jan 2017 12:39:48 GMT by s_hp87 (squid/3.5.23) http://hcsprogramming.com/raid-1/raid-died-while-swapping-out-a-failed-drive.php nicknomo Ars Tribunus Militum Registered: Mar 14, 2006Posts: 1696 Posted: Thu Oct 21, 2010 10:36 am elh wrote:The only reason I'd want to go to RAID-1 is to better protect the I went in the BIOS and set it to RAID then I pressed ctrl-l to start the raid manager but it disappear after 2 seconds. Raid is available as a hardware solution, provided by expensive disk controller hardware or a software solution where multiple disks are managed by a software process to control the RAID functionality. Debian Jessie Raid 1

But if your boot part is not in the RAID then you get 50% chance to boot after a disk failure. (Note that the data would still be safe in that IfyoucreatedorchangedaDOSpartition,/dev/foo7,say,thenusedd(1) tozerothefirst512bytes:ddif=/dev/zeroof=/dev/foo7bs=512count=1 (Seefdisk(8).) server1:~# The command fdisk -l should now show that both HDDs have the same layout: server1:~#fdisk-l Disk/dev/sda:5368MB,5368709120bytes 255heads,63sectors/track,652cylinders Units=cylindersof16065*512=8225280bytes DeviceBootStartEndBlocksIdSystem /dev/sda1*118144553+83Linux /dev/sda2198049801582Linuxswap/Solaris /dev/sda381652459459083Linux Disk/dev/sdb:5368MB,5368709120bytes 255heads,63sectors/track,652cylinders Units=cylindersof16065*512=8225280bytes DeviceBootStartEndBlocksIdSystem /dev/sdb1*118144553+83Linux Ask a new question Read More Hard Drives NAS / RAID Windows Vista Storage Related Resources How do I set up a RAID1 on just my data volume? weblink Then to install RAID, I followed the tutorial perfectly I think, but at the end of step 6 after rebooting, I still show sda1 rather than md0. [emailprotected]:~# df -hFilesystem Size

Usually the RAID setup screens will have tools to identify exactly which drive has trouble and which is still working. Debian Jessie Software Raid If Russia hacked the election, how or why can we proceed with inaugurating Trump? Repeat steps 3 to 7 with each pair of partitions you have created.

A lot of RAID cards (and Intel RAID) let you perform a RAID migration, and let you go from JBOD to RAID 1.

Wednesday, January 20, 2016 10:47 PM Reply | Quote 1 Sign in to vote If you make an image of your system partition, you will not have to reinstall everything. Software RAID1Laptop offers RAID option - how does that work?0Simultaneous failure of 8x SSD's in raid 100How would hardware RAID compare to Windows software RAID?-2software or hardware RAID 5 for home The number of reboots has brobably been reduced.I would trust Windows software RAID more than I'd trust BIOS RAID (the suggestion of a few posters). Grub Software Raid share|improve this answer answered Mar 25 '16 at 15:42 user205223 267 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign

Boot Loader Installation continues as normal until you have to install a bootloader. Look in the manual for any other ways to check.Read up also on what to do when trouble happens. By default the partition type is Linux. http://hcsprogramming.com/raid-1/raid-1-w-hard-drive-failure-question.php Would descendants of Earth people stranded on another planet eventually forget about Earth?

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