Questions tagged [drive-failure]

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RAID 10 - 2 Disk Failure, how to know which drives are mirrored and if data is safe?

The server is currently experiencing a 2 disk failure and was looking for a way to know if my data is lost or not. I tried searching everyone but I didn't find an answer (I'm sorry - new to this). I ...
Mohamed Ebrahim's user avatar
-3 votes
1 answer
55 views

Has my RAID drive failed?

I checked the output of my server today and it said: root@s01 [~]# mdadm --detail /dev/md1 /dev/md1: Version : 1.1 Creation Time : Sat Jul 7 18:23:24 2012 Raid Level : raid1 ...
theplau's user avatar
  • 107
-1 votes
1 answer
715 views

What incident may happen that stops a VM on Azure? [closed]

We were hosting a Website and a CMS at an external supplier. They told us that they host everything on Microsoft Azure. Yesterday I saw that my website was down and contacted them. Later that day they ...
RayofCommand's user avatar
  • 1,451
0 votes
2 answers
60 views

Are there any risks I'm not considering for when a swap partition fails?

I'm planning to setup 4 drives in a raid10 configuration, but putting separate swap partitions on each (no raid), and letting the kernel do something similar to raid0. When/if one of the drive fails ...
Shelvacu's user avatar
  • 374
1 vote
0 answers
188 views

Does mdstat showing very different block sizes for identical drives indicate a failing drive?

One of my servers has a RAID1 array composed of two 240GB SSDs. It is managed/controlled via Linux, not via a hardware card. Recently, for no apparent reason, the array needed rebuilding. I rebooted ...
Jeff Widman's user avatar
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1 vote
0 answers
761 views

Server throwing error on drive: status: { DRDY ERR }, error: { ABRT }, failed command: READ DMA EXT

I have a server from Red Barn that has been throwing errors accessing its local SATA flash drive. Here are some facts: I'm running Ubuntu 15.10, although two other similar Supermicro servers are as ...
Timothy Miller's user avatar
2 votes
1 answer
324 views

Should I expect both disks in my RAID1 array to fail at about the same time?

I have an Ubuntu server with two HDD drives in a software RAID1 array. These are identical drives, and I'm assuming they're seeing the same level of read/write activity over their lifetimes (correct ...
kontextify's user avatar
0 votes
1 answer
52 views

recover original file system from raid6 iso's

I started with 5 drives. 1 has failed (i.e. fails to communicate anything) and 2 more are returning read errors. My plan is to use ddrescue to store the 4 working drives to iso files. After this I ...
user5672707's user avatar
1 vote
0 answers
152 views

RAID5 needs drive to be added every reboot

I have a 3 disk RAID5 mdadm array total 4TB on an Ubuntu Server 14.04.3 LTS. Since a kernel panic caused by a device unrelated to the array and that has been already replaced, after every reboot the ...
Arthur's user avatar
  • 11
1 vote
1 answer
46 views

RAID 5 failure Ubutnu 12.04 not rebooting

I have Ubuntu 12.04 setup with software RAID 5. Dmesg started to show I/O errors continuously. I thought to reboot the system and lo and behold, it got stuck on GRUB ERROR Loading 21 I then used an ...
user2065276's user avatar
3 votes
1 answer
201 views

Is there an automated way to report and open cases with HP for drive failure?

I want to take failed drives, send a diagnostic report to HP so I can automatically have the drives shipped to the right location. I'm considering writing C# code to automatically log in, post a case ...
makerofthings7's user avatar
1 vote
1 answer
596 views

zfsonlinux, raidz1: two disk corruptions: How I can use dd/dd_rescue and deceive zpool?

I have zfsonlinux (Centos 7), and raidz1. And I have trouble: two disks are dying. The first disk have Raw_Read_Error_Rate failure in SMART and Reallocated_Sector_Ct error (the disk has run out of ...
Xeniya Lisovskaya's user avatar
2 votes
1 answer
416 views

Replacing a Self encrypting Hard Drive in an IBM xseries server raid

I have a failed drive in a RAID 5 array in an IBM x3650, Machine Type 7945. The RAID is composed entirely of original IBM SED SAS drives, 300GB ea. Unfortunately I am the purchasing Tech, not the ...
ApollionCitizen's user avatar
1 vote
2 answers
747 views

Diagnose RAID utilisation on a failed drive

I am facing a problem on a server I didn't install, the former guy isn't here anymore to explain me anything. Some processes crashed due to what seems to be a disk failure, so I searched in the logs ...
dbourcet's user avatar
  • 185
0 votes
2 answers
858 views

Mirror Server IIS

We are keeping two IIS servers, each has a copy of sites.Both having DNS entries. How can I switch to immediately upon a failure. The objective is the secondary server should start running when the ...
Rahul C's user avatar
  • 21
2 votes
1 answer
5k views

S.M.A.R.T long self test. Does the test continue after finding bad blocks?

I've been watching a SMART enabled HDD closely recently (connected to an OSX Server, which is not very helpful with SMART output out of the box). The drive is definitely failing- the heads click, ...
questions's user avatar
0 votes
1 answer
1k views

Good way to simulate a disk failure in vSphere

I need to be able to demonstrate SQL Server recovery procedures and since our DBs are all virtualized and using a SAN for backend storage, I need to know what the best way is to simulate a disk ...
Drew Lanclos'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
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
1 vote
1 answer
2k views

Recovering a RAID5 with 2 disks out of the array

I don't want to approach this in a trial-and-error manner as I know this is the best thing to do if I want to loose my data. I have a server with 4*2TB disks in RAID5 (yes I know it's not wise) on a ...
Buzut's user avatar
  • 825
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
1 vote
2 answers
2k views

How can you force linux software raid not to disable a disk for recovery?

I'm trying to recover data from a RAID5 array. 2 of my 4 disks unexpectedly failed at the same time. I am able to start the array by forcing it. mdadm --assemble --scan --force The array starts up ...
Marinus's user avatar
  • 237
4 votes
1 answer
11k views

Steady red light on 2 HP SAS drives in RAID 1

I have a HP ProLiant web server with two HP 300GB SAS SFF 2.5 inch drives (Model: HP 507127-B21). Both drives have a solid red light, however there is no indication within the management software that ...
QFDev's user avatar
  • 395
1 vote
1 answer
2k views

How to change / replace a failed "system" disk on EMC Clariion CX500?

On the first DAE, the first 5 disks are considered "special" because they host the OS of the storage array. One of those 5 disks is faulty : what is the procedure to change it? By the way, what ...
Totor's user avatar
  • 2,996
0 votes
0 answers
385 views

SMART: Raw Read Error Rate Errors on Mirrored Drives

Thanks for reading. I have a pair of 150GB WD Velociraptors that have failed SMART status. The only fail they have is the Raw Read Error Rate, which is as follows. .........Status:....Value:.......
Eli's user avatar
  • 741
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
1 vote
0 answers
4k views

KVM LVM-based guest... kernel: Buffer I/O error on device. Failing drive?

Currently setting up a small KVM host to run a few VMs for a small business. The server has 2 drives in software md RAID 1, then I have it set as a PV in an LVM setup. Guests and hosts are all CentOS ...
batfastad's user avatar
  • 466
2 votes
1 answer
847 views

linux raid 1: right after replacing and syncing one drive, the other disk fails - understanding what is going on with mdstat/mdadm

We have an old RAID 1 Linux server (Ubuntu Lucid 10.04), with four partitions. A few days ago /dev/sdb failed, and today we noticed /dev/sda had pre-failure ominous SMART signs (~4000 reallocated ...
devicerandom's user avatar
6 votes
3 answers
72k views

Reinserted a RAID disk. Defined as foreign. Is import or clear the correct choice?

I have re-inserted a RAID disk, on a DELL server with Windows Server 2008. The drive-status indicator was changing between a green and amber light, and the monitor gave the following message: ...
Petrus's user avatar
  • 61
1 vote
1 answer
4k views

MacBooks are destroying SSDs

I'm opening this topic to find the cause of our SSD failure rate of +50%. We work with Mac (13" Macbook Pro & 13" Macbook Air), with installations of both Mac OSX Mountain Lion and Ubuntu. 90% of ...
user196611's user avatar
0 votes
2 answers
541 views

A faulty Caviar Blue hard drive?

We have a small "homemade" server running fully updated Debian Wheezy (amd64). One hard drive installed: WDC WD6400AAKS. The motherboard is ASUS M4N68T V2. The usual load: CPU: an average of 20% ...
Glister's user avatar
  • 53
0 votes
1 answer
343 views

Raid0 assemble disk again?

Our server recently suffered a disk failure, so our hosting provider put a new Disk in with CentOS so we can login and see if we can recover the data. We had 2 x 120 GB SSD drives in software RAID0 ...
Latheesan's user avatar
  • 357
5 votes
2 answers
857 views

Is it safe to place write-intensive partitions on an SSD (in an SSD+HDD system)?

I'm setting up a (sort of) powerful workstation for SW development work on Linux. It's a Xeon system with multiple cores, 32GB memory, a large HDD and a 120 GB SSD (Samsung MZ7WD120HAFV a.k.a. SM843T)...
einpoklum's user avatar
  • 1,722
0 votes
2 answers
72 views

re-use after logical failure [closed]

I may not have enough information for a good answer but here goes. I have a home ubuntu server with one wd 1.5 TB hard drive that was about 1.5 years old. After a 2-week shutdown it wouldn't boot. ...
John's user avatar
  • 103
1 vote
1 answer
2k views

Smartarray hpacucli command not showing individual drive status

Having a problem with the HPACUCLI cmd on linux, at boot a hp p600 card is reporting an error, but I'm unable to determine which drive it is. Instead of listing the separate drive status, I get one ...
Todd Bailey's user avatar
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
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
-2 votes
2 answers
2k views

How can I detect hard drive failures? [closed]

I am in charge of a large number of Windows servers. Recently, many have been reporting hard drive errors with event codes 11 and 55. CHKDSK indicates that the drives are fine most of the time. What ...
Francis's user avatar
  • 13
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
1 vote
1 answer
2k views

HDD Failed in Windows Server 2008 R2

We have a windows server 2008 r2 installed dedicated server. Our provider moved our server to their new data center location recently. After this process, we cannot able to open our server. They ...
arunes's user avatar
  • 113
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
913 views

Linux mdadm RAID5 data recovery with one drive failed, one drive failing

Improbably I had two drives fail in the same Raid5 array within 2 weeks of one another. Which means the array is dead. Yes yes hot spares not being lazy about replacing the failed drive I know. But ...
cecilkorik's user avatar
1 vote
2 answers
1k views

Failing disks in RAID array - strategy suggestions required

I have a linux based software RAID 5 array. SMART has just started to send me emails complaining that one of the 5 disks has a Current Pending Sector Count of 9 and also an Offline Uncorrectable Count ...
Tony Rogers's user avatar
1 vote
3 answers
9k views

Dell Open Manage physical disk failure predicted

I've installed the Open Manage Server Administrator on my Dell T100 to monitor RAID Controller and disks. From the Physical Controller report web page I see a table listing the two disks I have but ...
Marco's user avatar
  • 11
0 votes
1 answer
427 views

Linux RAID10 hit bad disk while re-syncing. Is it hosed?

I have a Linux software RAID10 device on md0. It's made up of 4 1TB disks sd[abcd]. Yesterday Smart emailed me to say a disk was going bad (seek errors going up and reallocated sectors). I rebooted ...
Server Fault's user avatar
  • 3,774
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
3 votes
1 answer
2k views

reliably and automatically determine connection path of physical position of HDD from /dev/sdX device file

This is kind of a FAQ, but all the answers I found so far are not suited for full automation, which is what I need. So here it goes again. In Linux: Is there a reliable way to resolve the udev ...
Jost's user avatar
  • 31
3 votes
1 answer
6k views

HDD Health tool for CentOS? [closed]

Does anyone know some good tool for checking HDD failure in Cent OS (Red Hat Systems) without downtime. And tell me how to use it. Thanks.
Luka's user avatar
  • 375
5 votes
2 answers
21k views

Understanding the S.M.A.R.T. values from a Synology 1812+ device

I have a Synology 1812+ NAS with 8 3TB drives configured as RAID 5. Its running DSM 4.1. It was purchased to replace USB drives, consolidate storage and short term OS X backups using Time Machine. ...
bloudraak's user avatar
  • 462