0
votes
1answer
282 views

RAID1 - Possible to recover failed drives?

PowerEdge 1850 has two physical hard drives, configured as RAID1. Accessing via DRAC 4/I I can see that both drives indicate Failed & Offline. However, the DRAC log indicates that both drives ...
1
vote
3answers
207 views

Small office backups, small NAS (RAID) vs single disk

Assume a small office situation, 5-10 workstations (PCs), and a Windows server hosting a network share. The Windows server is in a 3+1 RAID 5. I am debating with myself over a backup solution and I ...
2
votes
1answer
579 views

Recover mdadm RAID 10 array: listing all as spares

I'm a bad person and haven't backed up my RAID elsewhere. I now have a RAID10 array that won't assemble, and I'm hopeful I can save it. Here's the details: I have five hard drives set up as RAID10 ...
2
votes
1answer
460 views

If my RAID card fails, how likely is it to corrupt the RAID?

My RAID card does not currently have a battery installed and its write mode is set to write-through. Data is rarely written to the RAID - large batches of data come in maybe every other week. Daily ...
0
votes
1answer
2k views

Use a linux (Ubuntu) live cd to read a hardware RAID array

I've got a Dell Poweredge 2900 server on it's face. We have had issues with it's PERC 6/i RAID controller over and over this last week. The server's OS is Small Business Server 2008 and it's RAID 5 ...
0
votes
1answer
868 views

How to recover data from failed Intel Matrix Storage Console rebuild process?

I have a server with 3 hard drives: one System Drive and two drives in RAID1 for data. Raid1 is done via Intel Storage Matrix software. Today Intel Storage Matrix said that array is degraded and must ...
1
vote
3answers
915 views

iSCSI RAID 1 on two servers, fail scenario

Imagine I have two servers, each server has two disks in RAID 1. Now I merge the two arrays with iSCSI to one RAID 1 disk. Two questions: Can I do the merging of the 4 disks in one go? I can't image ...
1
vote
4answers
5k views

LVM vs RAID0 vs RAID “linear” - Combine 2 disks as one, data recovery?

given two 2TB USB external disks that have to be combined to one 4TB volume and formatted with one big Filesystem (XFS), I have a small question to ask. Does LVM provide better Data recovery, should ...
0
votes
1answer
198 views

recovering from a crash. data stored on a 3ware 9650SE-LP mirrored set

So I'm hoping this will be very easy because my drive that failed is not part of my mirrored set. I had my OS drive go bad but my data drive ( my 2TB mirrored set ) is still ok. I just can't access ...
1
vote
3answers
178 views

Raid 0 with 2 failed disks

So, a legacy server of mine was using a PERC (5, if I am not wrong) with Raid 0 and he went down with 2 failed disks. We forced the disks back online but the filesystem is a mess. Is there any ...
0
votes
3answers
7k views

How long does it take to rebuild a drive in a RAID 6?

I'm building a 7-disk RAID 6 array on a DELL MD3000 DAS box. My top priority is storage space, so I'd like to use 2TB drives -- but I'm worried about how long it will take to rebuild a failed disk. ...
10
votes
3answers
8k views

Battery Backed Write Cache

I recently got some U server price quotes and some of them include BBWC: What exactly does it do? Is it just for RAID configurations? If there is a power malfunction, isn't the data loss ...