All Questions
Tagged with data-recovery mdadm
12
questions
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66
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Degraded four-drive RAID 5 with missing superblock on single drive
I'll start with the question: Based on the following information, is there a mdadm command I can make in the readyNAS to reassemble all four drives in the raid 5 in a working state where I can pull ...
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54
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Unable to access data on Intel "fake RAID" after failed Ubuntu update
Recently I did an update of my Ubuntu, it seems to work at first but after restart it shows:
kernell ofset relocation range kernel panic not syncing: VFS
I try to use different older kernel from Grub ...
- 101
2
votes
1
answer
336
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Read data from a raid1 disk, superblocks erased
I have a disk that used to be inside my qnap NAS (it was in raid1 with another disk, which I still have). The NAS died and I mounted the disk on my ubuntu machine using mdadm to create the raid array ...
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250
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Mount & Access DATA in RAID1 configured HDD outside of Synology Box on Linux [mount: wrong fs type, bad option, bad superblock]
Background
My Two-Disk Synology DS14+ won't power on and I want to access the files stored in the HDDs on my Ubuntu computer. I tried following the official guide on Synology's FAQ but I always get ...
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1
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0
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838
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Restoring/Accessing Synology Raid 1
I was recently asked to try to restore the data from a raid on a synology NAS. The raid consists of 2 disks of 2TB in size. It is a raid 1.
From what I was told, One of the drives has failed and the ...
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1
vote
1
answer
937
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CentOS 6 LVM RAID5, unable to activate VG / LV. "device-mapper: reload ioctl on (253:119) failed: Input/output error"
I've found myself in a complex Linux LVM-RAID5 / device-mapper problem after one temporary device failure, and one bad block encountered during that time. The logical volume can now not be activated ...
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1
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2
answers
2k
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Recovering LVM Raid-5 Array
I have a failed raid-5 array that I can't seem to recover. Basically the story is I had this data in raid 5 and I was using LVM which has built-in raid now. I noticed one of the disks going bad so I ...
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2
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1
answer
6k
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How do I recover data from only a single drive in RAID 1 setup on Synology DS214+ NAS?
I'm doing this so I know how to recover my data in case the NAS itself dies out and I'm only left with just a single drive from the 2nd bay (or from the 1st bay).
Setup
Synology DS214+ NAS
2x 4TB ...
- 667
1
vote
0
answers
707
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mdadm: faulty Array, how to get recover as much as possible?
I have a RAID5 with 4 Disks in my PC. All of them were healthy (and the RAID itself) until before.
I tried to install windows 8.1 which automatically creates this "SystemReserved"-Partition. The ...
- 11
0
votes
1
answer
846
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Safety of Truecrypt for Large Raid5 using ubuntu, mdadm, lvm, ext3?
I'm planning to set up a large (probably 6-9Tb) raid-5 array on ubuntu using mdadm, lvm and ext3. Does anyone have any opinions or suggestions on the safety of using a Truecrypt volume for that amount ...
- 557
3
votes
2
answers
4k
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Recover data from RAID 0 disk images
I have four (4) disks which are in RAID 0, but the (Lacie) hardware enclosure failed and I'm trying to recover the data stored. I'm now trying to rebuild the RAID to access the data stored, but can't ...
- 133
1
vote
2
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392
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Is it possible to safely get data off a hard drive thats a member of a mdadm-mounted RAID1 array via USB?
I have a RAID1 array of two drives created with mdadm. Is it possible to remove one of the drives, hook it up to a USB SATA adapter, and safely mount it, get the info off of it, and return the drive?
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