Questions tagged [drive-failure]

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23 votes
4 answers
25k views

what is exactly an URE?

I have been looking into RAID5 Vs RAID6 lately and I keep seeing that RAID5 is not secure enough anymore because of the URE ratings and increasing size of the drives. Basically, most of the content I ...
Memes's user avatar
  • 408
5 votes
1 answer
3k views

HP Proliant ML350 G5 SAS HDD

I am getting problem in HP Proliant ML350 G5. Some few days back one of the SAS HDD failed. It was 146GB SAS 15krpm HDD. We got new one which is 146GB SAS 10k rpm HDD. Its on RAID 1(1+0) configuration....
Gurpreet Singh's user avatar
19 votes
6 answers
2k views

Should I 'run in' one disk of a new RAID 1 pair to decrease the chance of a similar failure time?

I'm setting up a RAID1 array of two new 4TB hard drives. I heard somewhere previously, that making a RAID1 array of new identical hard drives bought at the same time, increased the chance that they ...
a_henderson's user avatar
6 votes
2 answers
1k views

Age replacement policy for hard disks and SSDs at servers

I'm planing an age replacement policy for our storage and servers. Most of them are for DBs and some for images (static content) so yes, they have an huge I/O everytime. Also, we use Samsung 840 Pro ...
Nico's user avatar
  • 157
45 votes
10 answers
29k views

How should I burn in hard drives?

Google did a very thorough study on hard drive failures which found that a significant portion of hard drives fail within the first 3 months of heavy usage. My coworkers and I are thinking we could ...
Phil's user avatar
  • 1,013
37 votes
5 answers
28k views

Mean Time Between Failures -- SSD

The Mean Time Between Failures, or MTBF, for this SSD is listed as 1,500,000 hours. That is a lot of hours. 1,500,000 hours is roughly 170 years. Since the invention of this particular SSD is post-...
OSE's user avatar
  • 473
6 votes
1 answer
4k views

Replace HP Smart Array E200i without losing data

I've got a Smart Array 200i which seems to have some bad slots (slot 3 and slot 5). It doesn't matter what HD I put in these slots, it keeps telling me the drive is bad. My question is two-fold: Is ...
Michael's user avatar
  • 63
5 votes
2 answers
3k views

ZFS Reporting (on FreeBSD and Linux via ZoL)

As a longtime mdadm user is was just experiencing a disk error and remembered that I configured a Auto Mail reporting for mdadm on disk errors. Therefore i just had to insert my Mail address inside /...
Daywalker's user avatar
  • 495
3 votes
1 answer
152 views

Taking an image of a failing boot drive

Ok, so my Ubuntu 12.10 install seems to have gone slightly sideways. It currently boots from a Compactflash card that I was planning on replacing soon, but as luck would have it it's gone down now. ...
alanbeard's user avatar
  • 141
3 votes
1 answer
4k views

Smart Array P400i Physical Drive failed after being replaced

We have replaced the bad drives in a few HP systems (ProLiant DL360 G5), but they continue to show failed. The drives are part of RAID, and I think this might be why they are appearing as failed. The ...
EGr's user avatar
  • 629
2 votes
3 answers
7k views

How to recover resize2fs failure

I was resizing my hard drive last night and was not successful. My system and drives are local on an ESXi 5.1 vm. I'm running Debian 6 x64 and have a 2TB mount that I was resizing. It was about 1.8T ...
tdbui22's user avatar
  • 103
1 vote
1 answer
17k views

Raid 1 disk failure recovery on Dell Poweredge 2850 - how to repair?

Ive just spotted an amber disk error message on my 2850, E0D76 BP drive 4 fail. Drives are ULTRA 320 SCSI. Its been a while since this server was set up so I cannot be abolutely sure my memory is ...
Saul's user avatar
  • 281
1 vote
3 answers
6k views

HP ProLiant disk failure, proceed or do not proceed

We have a HP proliant DL385 G7 server that’s a vmware ESXI host with a failed hard drive – the drive is a HP SAS-MDL, 7.2 K, 2TB. When we boot the server we get the attached message and we are not ...
Josh Purcell's user avatar