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Questions tagged [smart]

S.M.A.R.T. (Self-Monitoring Analysis and Reporting Technology) is a monitoring system for computer hard disk drives to detect and report on various indicators of reliability, in the hope of anticipating failures.

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Is it required to manually run e2fsck at regular intervals?

Is it required to manually run the e2fsck (used to check a Linux ext2/ext3/ext4 file system) at regular intervals, an if so, how often should I run it? Or can I rely on a present S.M.A.R.T. (Self-...
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What does it mean when my new HDD reports errors at a time that shouldn't exist?

I just installed several new HDDs in a machine and I happened to notice one of them had two errors reported, so I ran smartctl -x on it and got this: smartctl 6.5 2016-01-24 r4214 [x86_64-linux-4.4.0-...
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37 views

Is my drive failing?

I have a RAID10 array on my Ubuntu 14.04 LTS server (4 drives). mdadm reports one of my drives as having failed or dropped out of the array. I am trying to determine if this drive is failing or ...
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38 views

Does a non-zero value of reallocated sectors count indicate imminent failure? (in spite of SMART reporting OK)

I've been told many times that in S.M.A.R.T., the only acceptable value of Reallocated Sectors Count is zero. Any value larger than zero indicates a dying drive; it should be stopped being used, all ...
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29 views

Dell PERC H810 - Import foreign config with 2 drivers with SMART errors and 1 total fail?

We have a 12 drive, 40 TB storage bay that all of a sudden encountered multiple drive failures On RAID 5. One drive we have replaced outright, while another two have SMART errors. When the drives ...
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1answer
39 views

CrystalDiskinfo “Caution” :

I have a Toshiba C50-A laptop. When I checked my HDD (500 GB) with crystalDiskinfo disk health shows caution reallocated sectors count:16. Screenshot. Does it mean my HDD is failing? Does it have bad ...
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1answer
58 views

Are SMART Data Address Mark errors a concern on an SSD in particular?

I have a Crucial 500 GB SSD (CT500MX500SSD4) which is reporting a non-zero number of data address mark errors. Other parameters appear fine (wear leveling is occurring, there are currently no I/O ...
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74 views

How to execute an Extended SMART self-test on a hard drive in Windows?

I have an old internal IDE hard drive that needs to be tested. I used an IDE-to-USB adapter to connect it to a USB port on a Windows PC. Then I tried using GSmartControl to execute the Short SMART ...
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1answer
194 views

Reallocated sector count high and increasing

I have an old Western Digital HDD which started getting some bad sectors by a bad SATA cable, after replacing the cable I tried to fill the disk with zeroes using dd utility but it kept returning I/O ...
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1answer
35 views

How bad is my HDD for usage? [closed]

I bought an Acer Aspire F5-573G a year ago. It runs on Windows 10 Home x64 and has a 1TB HDD. From the get-go I received my system, I had been experiencing major hiccups in my system performance. The ...
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1answer
68 views

Can a PSU outage cause a Mechanical Start Failure on a S.M.A.R.T. drive?

Recently, my PSU crunched out on me and I had to replace it. The drive in question was running at the time, and during an attempt at start up afterwards (during which the PSU did not output enough ...
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1answer
239 views

How bad is a SMART Seek Error Rate?

Since a few days ago I'm getting Seek Error Rate [07h] increase and decrease of Raw Data value. It is oscillating between 0 and 2. That HDD is 7 years old and has 29000 power on hours. There are no ...
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207 views

Total LBA written grows fast

OS: Ubuntu 16.04 HDD: Samsung SSD 750 EVO 250GB i am web developer. my desktop (2 years old) works 24/7. i have noticed big numbers of "Total LBAs Written" in SMART-statistics. tried to identify ...
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1answer
78 views

Reading SMART Data - What does it mean?

I have this drive attached to a raspi that, all of the sudden, became extremely slow. On another site, someone recommended to run smartctl -a /dev/sdc but I don't know what I'm looking at and how to ...
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55 views

Smartmontools self-test log giving wrong information

I have scheduled all the computers to run a short test every day with smartd but I'm having issues with two SSD's. I see multiple instances of the scheduled test. One run completed; others are still ...
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1answer
80 views

SMART test hard disk

I'm trying to understand if my disk has some problems or not. I have a Western Digital wdc wd10eads-00m2b0 that sometimes crashes. Fortunally is not my primary drive, is just for storage but happen ...
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50 views

How severe must a hard drive be damaged to earn a non-verified S.M.A.R.T. status on a Mac

The Seagate Barracuda in my 2011 iMac started to have hard drive failures. However, disk utility and system information report S.M.A.R.T. status: verified I've retrieved detailed information using ...
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95 views

How to find out if an SSD is bad or about to die (health check)? [duplicate]

What can be done to find out if an SSD is bad, i.e., in bad health to the point that it's already corrupting data or about to do so? There's smartctl and its graphical version gsmartcontrol, which ...
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1answer
25 views

External hard drive lost SMART data after wipe?

I have an external hard drive I used for backups a Seagate 5TB ST5000DM000. It started having issues so I did a surface test and discovered over 20000 bad sectors (all in one spot so obvious drop). ...
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135 views

How to run smartctl test on macbook? (SMART Self-test Log not supported)

I am a Linux user and new to macbook. I am trying to figure out how to run smartctl tests. Please check the following commands and outputs. It seems that macbook does not support smart self tests? ...
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34 views

Write HFS+ formatted drive image to smaller capacity drive on Linux

I imaged a potentially defective 1TB hard disk drive containing about 270GB worth of actual data, using ddrescue, on a Lubuntu live system. The recovery is 99.9% complete, there's only a 52KB area ...
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1answer
314 views

Is my SSD drive failing?

I'm using a fairly new SSD (bought 5 months ago), and I recently experienced a read failure. Here is what the kernel reported: Jul 1 01:02:44 tryphon kernel: [1554891.463590] ata2.00: exception ...
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1answer
163 views

Hard drive suddenly slow enough to failing load of OS

Problem In short, what happened to me, is that suddenly my HDD became such slow to don't let windows/Arch-Linux (the 2 OSs I've installed) be loaded. So I decided to investigate what happened on my ...
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2answers
163 views

HDD Issues: SMART, Self Test & Extended test point to Ultra DMA Connector / SATA cable connection issues - Accurate Diagnoisis & Solution?

I know the default line being please back up your data - done that and will attemp doing again if this "connection" allows it. That would be stating the obvious to someone who has played with ...
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1answer
160 views

How to interpret S.M.A.R.T and Badblocks results

I have bought a used SSHD ( Seagate Laptop SSHD - ST500LM000-1EJ162 ) on ebay. Regarding to S.M.A.R.T the disk might be damaged somehow, I am not sure. To correctly interpret the S.M.A.R.T values, I ...
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72 views

Smartd informs that “self-test log error count increased” but produces no logs

I installed and set up smartd to run short SMART tests daily, and long SMART tests weekly, and notify me when errors are logged: $ ls /dev/sd* /dev/sda /dev/sda1 /dev/sda2 /dev/sdb /dev/sdb1 /dev/...
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59 views

Hard drive SMART error but sector appears readable

TL;DR: Where is my bad sector? Hi, I have a disk that fails its SMART test. There is supposedly a bad sector at LBA 1565541432, but when I try to read that sector with dd, the sector seems to read ...
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1answer
459 views

Can this SSD be salvaged?

I have an SSD drive that I have determined to be the source of many random BSODs and hangups, as detailed in What is causing this ntoskrnl.exe BSOD?. Apparently the drive fails in some way, but both S....
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2answers
286 views

Smartctl reports identical results for two drives in a WD My Book Duo drive enclosure

I am observing strange behavior of smartctl with two WD Red 3TiB drives inserted in a WD My Book Duo drive enclosure and connected to the computer over USB. Namely, running a test on one of the drives ...
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398 views

Why did the uncorrectable sector count decrease?

A few months ago, a Seagate ST31000528AS (1 TB) hard drive was reporting 8 uncorrectable sectors on CrystalDiskInfo (which triggered the "warning" status), so I ramped up the backup frequency ...
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Different HDD diagnostic tools report different S.M.A.R.T. attributes for my disk

I have an old Seagate 250GB HDD that I bought on 2006. It works well without any issues. I measured the performance of the drive and it's still the same as it was when I bought it. However, I tried ...
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1answer
154 views

Smart Error BIOHD-8 on boot

When booting my computer running Windows 7, I get a "Hard Drive Failure" error. I did a diagnosis and it said " Error code: BIOHD-8" and it said there was a SMART error. The only stuff I could find ...
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1answer
254 views

ZFS scrub finds checksum errors, but badblocks and smartctl do not

I have configured a ZFS pool with two drives as a mirror. The operating system is Ubuntu 16.04 and I have been using the zfs 0.6.5 as packaged by the vendor. The drives are 3T WD Green and 3T WD Red (...
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1answer
203 views

SMART-status: Reallocated_Sector_Ct should I be worried?

I'm wondering if I should be woried about these SMART values on my harddrive: and statistics:
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1answer
188 views

High amount of high fly writes on recently bought disk

I recently (about a week ago) bought a hard drive (Seagate ST3000VN007), and set up S.M.A.R.T. Monitoring. I also used badblocks on it to see if there was any important damage because of the shipping ...
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58 views

HDD Abnormalities

I am pretty sure that my HDD is broken, but tests after show that it is mostly fine. About 1 month ago, my HDD clicked about 10 times on Windows 10 boot, this corrupted the boot sector of every ...
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1answer
86 views

How do I get the wear leveling data for my HGST HCC545032A7E380 SSD?

smartctl -a /dev/sda won't show what I need. grep -i matches none of "wear", "life", "left", "level". It does offer information on Raw_Read_Error_Rate, Throughput_Performance, Spin_Up_Time, ...
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3k views

What may cause very high CRC errors on SSD (Apart from bad SATA cables, if any)?

My SATA SSD, in a span of about 2 years has developed over 37K CRC errors. These have not linearly increased. There have been just 3 -4 instances where Windows hung and later after inspecting SMART ...
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1answer
51 views

What does this SMART data say about my Mac HDD?

My 2013 MacBook Pro with 500GB HDD was operating extremely slow after having some user login error issues. I backed it up, erased, and reinstalled Mavericks. Now I am getting this SMART data. How ...
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1answer
74 views

How can I diagnose and fix an intermittent disk connection issue?

I have a Lenovo X250 notebook running Debian testing. It has a 512 GB Crucial MX100 2.5" SATA SSD. Occasionally, the computer will lock up, and I'll need to restart. If I'm able to switch to a ...
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60 views

Hard Drive going to die ? (Read SMART report) [duplicate]

I'm running an old WD Green 3TB, SMART is Passed, however I`m trying to understand the expected lifespan left. the Load Cycle Count of 1 is worrying me. I saw the other posts, however is not clear if ...
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2answers
167 views

Can a HGST Replacement Hard Disk contain the wdidle3 parameter?

/dev/sda: SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 00 0a 04 51 00 00 21 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 ...
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126 views

Does my disk have SMART support? (got outputs)

I can't run SMART tests on disks of our servers and I couldn't make sure if they support this feature or not (CentOS 7.2). Short story: We have a bunch of identical servers those assambled in a big ...
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2answers
447 views

SMART Error for HDD, cannot mount drive

My primary HDD on my main PC seems to have failed. After a power outage a few days ago, when turning on the PC, I get two beeps from my BIOS and a message saying that a S.M.A.R.T. error on the drive ...
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3answers
87 views

Is my hard-drive actually dead or not?

The title might be a bit exaggerated, but I'm scared of the worst. My system is constantly spitting out "Windows detected a hard disk problem." Not wanting to believe this announcement out of the blue,...
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1answer
397 views

Brand new laptop with hard-drive clicking and a weird S.M.A.R.T report on Ubuntu 16.04.3 LTS

I bought a brand new factory-sealed HP Omen 15-ce084no laptop that came with Windows 10. It has a 256GB SSD and 1TB mechanical disk. After checking that everything worked on Windows, I got rid of it ...
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1answer
89 views

S.M.A.R.T pending and offline sectors warning

Here are information on my 8 month armor a 65 external hard drive by HD tune HD Tune Pro: PHD 3.0 Silicon-Power Health ID Current Worst ThresholdData ...
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284 views

What could cause the power-on hours of a disk to reset?

I have three hard disks in my laptop, bought about 4½ years ago (March 2013). One 500 GB disk is from an older laptop (so 5+ years old), one 500 GB came with the laptop, and I added a 1 TB disk two ...
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3answers
343 views

Is my SMART test failing or not?

It shows that test ended with read failure but overall result is PASSED. So what is the state of this hard disk? root@master:~# smartctl -i /dev/sda smartctl 6.2 2013-07-26 r3841 [x86_64-linux-3.13.0-...
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338 views

Why S.M.A.R.T. Power On Hours Count seems capped at 31847 on most Hard Drives?

I have many hard drives used for very long time. Despite different producers (WD, Seagate and Toshiba) and different sizes and warranty policies, all hard drives show no more than 31847 hours of usage....