RAID 1 Data Loss After Rebuild
not so easy to figure out... Five analytics priorities for 2017 The International Institute for Analytics recommends embracing AI, clearly defining roles, and finding a balance between ... So that is not the place i would be doing recovery work. #10 taltamir, Dec 5, 2008 BTRY B 529th FA BN Lifer Joined: Nov 26, 2005 Messages: 14,225 Likes These repair tools assume that there is a good backup of the data and can overwrite file pointers to make a file system consistent. http://hcsprogramming.com/raid-1/raid-1-rebuild.php
but now it's in Migration!Thanks for your time man! Disk /dev/sdb: 2000 GB, 2000396321280 bytes 255 heads, 63 sectors/track, 243201 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Device Boot Start End Blocks Id System /dev/sdb1 1 Just did it and your steps worked perfectly. This works even with RAID 1.
Rebuild Raid 5 Without Losing Data
I've read that guide before, and on Page 31 follows this screen:I don't have this point, it says it will delete my system disk. The program ... I'm sure this was just an oversight on part of the author as otherwise Falko Timmes RAID howtos have been very correct and god send.
Simply because having to get a new disk is not fun and I've also seen arrays degraded and the disks are fine. The closest is the card I suggested. Very satisfying to be able to replace a failed hard drive with less than half an hours down time. Raid 5 Rebuild You can not post a blank message.
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This is the card I use for my clientshttp://www.microbarn.com/details.aspx?rid=101458It is very inexpensive, I keep them in stock in case one fails. Rebuild Raid 1 After Drive Failure especially the sfdisk trick is really clever! No, create an account now. Thanks again!From: Paul Bruner Reply I think the auther needs to put in how to find the physical drive though.
Raid Rebuild Time Calculator
It was just a thought, as in the example above it looks like the sync'ing is done simultaniously (md0 at 9.9% and md1 at 6.4%). rezilient1 Junior Member Joined: Feb 25, 2008 Messages: 23 Likes Received: 0 Hi there. Rebuild Raid 5 Without Losing Data The volume I have created is called "raid".I can't understand why I can't add my sdb disk to the raid array: mdadm --manage /dev/md/raid --add /dev/sdb1 mdadm: Cannot add disks to a How To Rebuild Raid And believe me, when I say it's not fun, I will go further and say I've had more than one disk die at the same time.
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- DOS and Linux will interpret the contents differently.
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- More resources See also Is it possible to do RAID 1 without destroying data?
- So can I just hook up 1 drive at a time and turn off RAID within the bios.Click to expand...
- I have access to Ontrack EasyRecovery Pro through work, anyone use that before? #5 rezilient1, Dec 4, 2008 Keitero Golden Member Joined: Jun 28, 2004 Messages: 1,890 Likes Received: 0
- I'm assuming you have your bootloader in MBR; if not, adjust arguments at point 7 and 8 1.
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My boot drive is a Raptor 150gb, but for data I have two SATA WD 320gb drives in RAID-1 and it has been running fine; until yesterday. - when I came Add My Comment Cancel -ADS BY GOOGLE Latest TechTarget resources CIO Security Networking Data Center Data Management SearchCIO Securing a board appointment: CIO requirements and benefits A corporate board appointment Several questions came up about RAID and drive rebuilds and preventing data loss since the original posting, and Part 2 will attempt to address those questions. Check This Out A couple of gotchas in my case (using lilo and sata drives, failed device sda): lilo must be patched and drive must be ejected in order for machine to be re-boot-able
Thanks! 2 - In my case, when I shut down, removed the failing drive (and did the above mapping and labelling!), and then rebooted - the removes had been done for Create Raid 1 Without Losing Data The number of drives also affects the rebuild time as the array has to read from each remaining drive to determine the data to put on the replacement drive. how can i make sure if my board support hot-swap ?
The higher the priority given to the rebuild process, the faster it will be, although this will result in degraded host-access performance.
Chances are slim if both drives are bad. I know you're not writing about backups but I'll say it anyway: Disk arrays is not a backup solution. I've been doing a lot of research on this, and this was a really great read. Create Raid 0 Without Losing Data it STILL won't fix the problem?Are you new to how RAID systems work?
unbelievable i must accept, my files are lost, i have a very old back up because of raid 10, which i trusted so much. I was wondering if reboot step is necessary? Add My Comment Cancel [-] Billy Marshall - 11 Mar 2014 10:53 AM Here is a good checklist for RAID 5 rebuilds. http://hcsprogramming.com/raid-1/two-raid-0-and-one-non-raid-drive.php RebateMonger: Can those steps be performed on the same machine the drives are currently hooked up to?
So if possible, avoid using the array or the disks contained within it until you have had a consultation about your data recovery prospects. Do I need to format it before put it on the linux server? No, create an account now. If I click next, a warning appears telling me all data from my System-Disk will be lost:I also tried to insert a third drive, but anyway I try, RST tells my
Will repeat that: it is NOT a backup solution.