Questions tagged [drive-failure]

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Drive failing SMART self-test, but rewriting the affected server does not reallocate it

I have a drive (a Seagate Momentus 7200.4 2.5" 7200 rpm drive of 500 GB, device model ST9500420AS) which is behaving strangely. I know the answer is probably just "throw it away" but I'm curious to ...
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1answer
24 views

Fixing a readonly-filesystem on Raid-1?

I have an Ubuntu 18 server using a software RAID-1 array, and smartctl is indicating that my /dev/sda is failing. Both Throughput_Performance and Reallocated_Sector_Ct are listed as "FAILING_NOW". ...
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2answers
72 views

HP Proliant DL180 G6 HHD failure and replacement

One of the HP HDD in our HP Proliant DL180 G6 had failed, I've replaced the failed HDD with a standard 1 TB Seagate HDD, the Array controller won't start rebuilding on a Seagate, I had the new Seagate ...
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0answers
135 views

How to identify which disk is failing in a HP ProLiant RAID controller?

I have a hard time identifying which drive is failing in my HP ProLiant DL360p Gen8. It has the following RAID controller: Smart Array P420i. I see tons of errors in dmesg: [40425140.998750] sd 0:1:0:...
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2answers
70 views

Recover harddrive after abruptly power cut [closed]

Following is my partition table, mercurial@providence:~$ sudo fdisk -l Disk /dev/sda: 465.78 GiB, 500107862016 bytes, 976773168 sectors Disk model: ST9500420AS Units: sectors of 1 * 512 = 512 ...
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1answer
83 views

How do I troubleshoot possible drive issues on ESXi 6.7?

I have a Dell Poweredge R630 with 4 drives in a RAID. I'm not sure if it's RAID 10 or RAID 5 because I didn't order or set up the server originally and I'm just the default network admin, it's not my ...
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1answer
950 views

Degraded volume on Synology NAS

Today my Synology NAS's OS (DSM) told me that I have a degraded volume. The advice on their site is to replace the failed drive. I've gone ahead and bought the same drive model and capacity, and it ...
2
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1answer
148 views

MEGARAID RAID 1 SSD WITH HOT SPARE AVAILABLE

I do not know whether this requires immediate action or not. W2012R2 server with two 500GB SSDs plus one identical Hot Global Spare. RAID is Megaraid. Screenshots from the RAID Utility are attached ...
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3answers
1k views

HP P840 HDD RAID 5 many strange drive failures

I've been using a RAID5 HDD storage (8x6TB) at my HP P840 for like 2 years now and it has always had unusually many drive failures. Everything was good for half a year, but now drives are failing in a ...
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456 views

MegaRAID SAS Phy is bad on enclosure, no SAS address

I've inherited a MegaRAID SAS 24 bay RAID, that is also attached to two additional enclosures ( one 24 bay, and one 12 bay). I attempted to load 6 new drives into 6 consecutive empty drive bays on ...
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2answers
65 views

RAID: Comparision of load on disks while expanding disk space or upgrading RAID level

I have an Areca ARC-1880IX-24 RAID Controller (FW 1.51) with several different Seagate 3TB disks (SAS and SATA, and of different age) attached to it to form a RAID5. When I tried to expand it by two ...
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1answer
386 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 ...
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1answer
97 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 ...
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0answers
123 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: ...
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2answers
288 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
24 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 ...
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1answer
2k 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 ...
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2answers
370 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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1answer
55 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
3k 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
2k 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 ...
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1answer
579 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 ...
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0answers
265 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
269 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 ...
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0answers
247 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 ...
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0answers
498 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 ...
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1answer
122 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 ...
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1answer
102 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 ...
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1answer
1k 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
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1answer
657 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 ...
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1answer
174 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
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1answer
286 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
545 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
413 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
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1answer
87 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 ...
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1answer
423 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 ...
14
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4answers
15k 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
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1answer
300 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)...
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1answer
1k 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 ...
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1answer
799 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
41 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 ...
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1answer
556 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
36 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 ...
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0answers
76 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 ...
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0answers
413 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
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1answer
127 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
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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 ...
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0answers
116 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 ...
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1answer
41 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
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1answer
192 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 ...