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Questions tagged [drive-failure]

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0
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1answer
11 views

OfflineUncorrectableSector & CurrentPendingSector emails - what should I do?

Running Centos 7: I've just done a yum update followed by a reboot on one of my servers, and when it came back up I got two emails: First: OfflineUncorrectableSector Device: /dev/sdb [SAT], 28 ...
1
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1answer
44 views

HP server with failed disk in hardware RAID 5, how to replace (have same-spec disk)?

My system Admin suddenly took an emergency leave and I am not so good in system administration. Seeking your help. I have a HP server running VMware. The server contain Hardware Raid 5 with three SAS ...
0
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0answers
20 views

Change disk in Predictive failure on Proliant 360G7

sorry for my bad english. a physical disk of my Proliant 360G7 is in the state of "predictive failure" (honestly I do not know how long it is in this state). The logical drive has two disks ...
3
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0answers
44 views

Is this disk about to die?

I have a WD Red 4 TB disk (WD40EFRX-68WT0N0, firmware 82.00A82) that is occasionally showing uncorrectable read errors in the SMART error log, e.g.: Error 43 [18] occurred at disk power-on lifetime: ...
2
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2answers
48 views

ZFS replace disks in freebsd, how and when

I have the following zpool configuration: zpool status NAME STATE READ WRITE CKSUM data ONLINE 0 0 0 raidz2-0 ONLINE 0 0 0 da1 ...
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0answers
13 views

Removing failed Raid0 volume from CentOSv6 boot sequence

I need help. To date the majority of my Linux 'software RAID' use has been done via the Graphical Installer. Now, one of the drives comprising my RAID-0 volume has failed and at boot, the system ...
0
votes
1answer
255 views

Is there any way to mount an EXT4 file system with errors?

I may have been somewhat foolish, but kept putting off the warning signs about the impending failure of my EXT4-on-LVM Ubuntu machine (like the partition remounting itself R/O, SMART errors, etc.) and ...
1
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2answers
140 views

Repeated disk failure on Dell T610 Server

I purchased a used Poweredge T610 and upgraded it to 2x Hexcore Xeon X5675 processors and 96 GB RAM. Initially, I used 3 WD green 2TB drives in a RAID-5 array (Perc6i controller) and installed Ubuntu ...
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0answers
19 views

hard drive clone on live production server [duplicate]

I am having some trouble, want to clone one of my old server hdd to new hard disk without taking all instances or server down and booting into live cd/usd. My old hardrive showing pre-fail status. So, ...
1
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1answer
44 views

Do more mirrors in raid 1 reduce the likelihood of spit-brain failures?

I'm setting up a server, and my predecessor had a habit of setting up multiple RAID 1s with only 2 disks, which eventually resulted in split-brain situations which were difficult to recover from. ...
6
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2answers
1k views

What does it mean, if all LEDs of an LTO-6 drive are flashing? [closed]

All LEDs of an half height LTO-6 drive are flashing with ~ 4 Hz. An LTO-5 tape is still inside, the drive does not react on commands, the flashing continues after a power cycle. I could not find the ...
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0answers
574 views

Troubleshooting `Buffer I/O error` on software-raid/md-device

I've got a RAID-5 mdadm array that reliably causes Buffer I/O error on dev md0, logical block 1598030208, async page read to be written do dmesg when reading that block. Of course, the read also ...
0
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1answer
324 views

What will happen if encountered a URE?

About hdd URE, I knew these points: For some reasons, when harddisk reading a sector that the FEC(Foward Error Correction data) could not correct the errors on that sector, we encontered an URE. The ...
1
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0answers
77 views

Smartd supress/change level for FAILURE PREDICTION THRESHOLD EXCEEDED

I'm using smartd to monitor drive health It started compaining about FAILURE PREDICTION THRESHOLD EXCEEDED for one drive, but I extensively tested that drive and it's fully functional That drive is ...
2
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3answers
198 views

Which is the worst-case scenario: dying HDD or SSD?

We all know SSD offer many advantages (such as speed) over HDD drives but which one is safer when it comes to data rescue if, for instance, the drive is failing? From my understandings on SSD drive ...
1
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0answers
100 views

Can ESXi pause VMs on a datastore in APD state?

I know that using VMCP on VMware ESXi, it's possible to make the ESXi host shut down or restart a virtual machine when a datastore that the VM resides on goes into All Paths Down (APD) state. I'm ...
3
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0answers
179 views

ZFS keeps repairing the same disk when scrubbing - what does that mean?

I have a ZFS pool comprised of 6 disk, arranged in 3 stripped mirrors. The server is a Supermicro X11SSM-F with a Xeon CPU, 32 GB of ECC RAM running Ubuntu 17.04. I'm using 2 Icy Dock MB154SP-B to ...
0
votes
1answer
59 views

RAID DP brain teaser [closed]

Someone knows what happens if the parity disk fails simultaneously with a data disk? It is supposed to handle double disk failure but since one parity disk fails it seems impossible. Does anybody have ...
-6
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1answer
78 views

Dell Poweredge 2900 - Raid 10 - 7 Disks - 3 failed - Am i screwed? [closed]

Just want to know how screwed I am, I have Dell Poweredge 2900 running Raid 10 - 7 disks and 3 have failed. Edit: I'm blind. There are a total of 8 disks and from I can see 3 have failed. Here ...
2
votes
1answer
549 views

How to scan an entire empty ZFS raid-z array for bad sectors (blocks)?

Is there a method for scanning all of the devices in a raid-z array for bad sectors (blocks) simultaneously or must this be performed on a device-by-device basis with a separate drive testing ...
0
votes
1answer
251 views

How to identify which disk failed on RAID 10?

RAID 10 set up from 16 SATA (4TB) disks. How to identify from pictures which disk is failed? Here is my screenshots: The output of lcpci: 00:00.0 Host bridge: Intel Corporation Xeon E7 v2/Xeon E5 ...
-3
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1answer
110 views

Adjusting spare sectors on SATA drive? [closed]

As far as I know, hard drives usually have a number of spare sectors to which data is remapped/reallocated from faulty sectors. Is it possible to increase the number of these spare sectors (at the ...
0
votes
1answer
227 views

Dell r510 esxi raid 10 disk failure: lost config

I had a server go offline yesterday complaining of disk failure. I re-seated the disks in the set and all of the light went green. I rebooted the machine only to find that now it won't boot into esxi. ...
2
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1answer
433 views

Linux software RAID becomes unresponsive after removing a disk from server

I am running a CentOS 7 machine (standard kernel: 3.10.0-327.36.3.el7.x86_64) with a software RAID-10 over 16x 1 TB SSDs (to be more precise, there are two RAID arrays on the disks; one of the arrays ...
3
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2answers
214 views

S.M.A.R.T. Errors of previous hdd or need to replace?

I ran s.m.a.r.t and came up with some weird errors, although the disk is pretty fresh Power_On_Minutes 427h+41m I'm curious, are these the errors of previous hdd? Error 1 occurred at disk power-on ...
3
votes
1answer
80 views

Isolate a failed SSD drive

I have recently had a Samsung 840 Pro 256 GB SSD fail on our server. The drive was configured in a RAID 1 array and a reboot was sufficient to bring things back online. When looking at the Intel ...
0
votes
1answer
147 views

Possible disk failure. Should I be worried?

I think our HDD is failing. Before I dump all the relevant logs: don't worry, everything is backed up daily, HDD can be replaced. I just need to confirm my suspicions. HDD is in raid so there is ...
10
votes
4answers
9k 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 ...
0
votes
1answer
117 views

HP Proliant DL380 G6 - Recover after 2nd disk failure during RAID 1 rebuild

** Disclaimer, I just recently became an administrator to this system and realized that the backups are unusable. As well, the state of administration software is terrible ** The system (Ubuntu 14.04)...
3
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0answers
792 views

Dealing with CONFIG FAILURE on fresh drive (3ware / LSI RAID)

This is not about DRIVE failure. It's about drive CONFIG failure. I bought 3 brand new drives for my server, because existing ones have worked for over 4 years and one of them is failing (shows ECC ...
1
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1answer
486 views

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 ...
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1answer
40 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 ...
-1
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1answer
412 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 ...
0
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2answers
35 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 ...
1
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0answers
43 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 ...
1
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0answers
329 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 ...
2
votes
1answer
59 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 ...
0
votes
1answer
40 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 ...
1
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0answers
93 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 ...
1
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1answer
40 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 ...
3
votes
1answer
186 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 ...
1
vote
1answer
277 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 ...
2
votes
1answer
333 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 ...
1
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2answers
480 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 ...
0
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2answers
327 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 ...
1
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1answer
2k 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, ...
0
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1answer
737 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 ...
19
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6answers
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 ...
1
vote
3answers
3k 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 ...
1
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1answer
1k 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 ...