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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Can read errors loged in S.M.A.R.T. be caused by the controller?

I have one little server at a remote location that gives me some headaches, as it now seemingly ate up the third hdd in a specific slot in a row. The last replacement was done in may (a 3TB WDC ...
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Do SMART values have any sense at all?

Is it possible to understand SMART values somehow? Here is an example of values shown for one of my drives: Following questions arise: If Reallocated Sectors Count is 2 and threshold is 36, then ...
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GoodRAM CX240 S.M.A.R.T shows low values under LBAs written - how to interpret it?

I found information that Total_LBAs_Written attribute indicates amount of data written to ssd disk in 512B sectors. Whereas it looks legit on my Samsung PRO 850 and EVO 850 (around 30TB) GoodRAM CX200 ...
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38 views

Is there a procedure that could potentially restore my hard disk to reliable operation?

Some time ago my main hard disk started going really slow. S.M.A.R.T. tests were failing or giving errors so I bought another one. Now, my dying hard disk is not totally dead; sometimes it works and ...
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9 views

How to map (such as) ata4.01 to device?

I'm seeing messages link this on a CentOS 6.8 server: Jun 12 22:01:12 myserver kernel: ata4: lost interrupt (Status 0x51) Jun 12 22:01:12 myserver kernel: ata4.01: exception Emask 0x0 SAct 0x0 SErr ...
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34 views

SMART values for brand new drive

I'm trying to work out what SMART values I should be seeing from a brand new SSD. Having received one yesterday which is reporting quite a few power on hours (4803 = 200 days) and reboots (1136), but ...
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21 views

There is a way to see the physical location of reallocated disk sectors?

Before SMART, you could just read the HDD, count the LBA position and guess what is on what position and display on a graph or something. Now HDDs reallocate sectors on their own, and present to the ...
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88 views

Is my HDD failing as SMART parameter (Reallocated Sector count) is very high(390K)

I have a 2 year old 500GB HGST 5400rpm laptop HDD. I started tracking its SMART parameters a while ago, and number of Reallocated sectors(in decimal) has increased from 65k in Nov,2015 to 390k in May,...
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14 views

Can a SATA 2.5" disk with a smart error work as removable disk?

I have a hard disk that reports a smart error when I try to use it as the installation disk for w10, but when i plug it as an external device it seems to work fine. Can I use it as removable disk ?
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30 views

USB flash drives or SD cards with S.M.A.R.T

Do any mainstream manufacturers incorporate Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T.) into their USB flash drives (aka "USB sticks") or SD cards? If not, why not? It can't be ...
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80 views

How should I read CrystalDiskInfo reports?

My USB disks keeps showing (after each Check Disk pass) keeps informing me about new clusters added to Bad Clusters File: but it does not list them as "damaged sectors" in disk summary: and thus ...
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56 views

Can you make a drive led blink with smartctl?

I have a failed disk that I would like to identify, on one of my servers. I can do it by matching the serial number on the disk with the serial number from the smartctl's output of the failed disk, ...
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37 views

SMART Warnings on UDMA CRC & Write Error Rate/Count: Excel Hanging

I am working on a Dell Latitude E5530 and it is hanging during copy/paste operations in Excel. MS Office has been uninstalled and reinstalled already but this issue is continuing. I ran HDAT 2 on the ...
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57 views

Is this SSD dead? what should I do if so

So my dad's laptop won't boot, It won't go beyond the "starting windows" loading screen and when I try to boot it in safe mode it will hang on loading classpnp.sys So now I tried to perform a self-...
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66 views

Why is a SMART attributing failing even though the normalized value is still 100?

I recently did a SMART scan for an external 2TB Toshiba HDD (using HDD Sentinel): As you can see the value of Reallocated Sector Count is currently 4856 (raw 0x000012F8 in hex), so the drive is ...
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36 views

Pending sector count went down to zero without being reallocated?

A week ago I had a smartctl alert saying that the Current Pending Sector count went up to 1. The alert had repeated for 4 days, and stopped. I was expecting for the sector to become reallocated, but ...
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54 views

Do I need to replace my laptop's HDD? (GSmartControl analysis)

I've got an ASUS laptop that is 5 years old already, never had a problem with it. After some weeks with it being not as responsive as usual, yesterday I formatted and repartitioned the HDD, and gave ...
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43 views

Can data patterns on HDD cause corruption?

I am really baffled that one of my movie files doesn't seem to like Samsung HDDs and I was wondering if certain data patterns can cause or at least favor data corruption over time. It first started ...
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124 views

Why CrystalDiskInfo says “caution” on my disk and AIDA64 does not?

I have a WD disk. It seemed to worked without problems; but I noticed CrystalDiskInfo showing "CAUTION" on it: AIDA64 and some other utilities also show no errors on the suspicious disk: AIDA64 ...
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110 views

The meaning of Reallocated Sectors Count = 0, Reallocated Event Count = 1, Current Pending Sector Count = 0 on SMART

My Windows OS hung then I forced the machine to shutdown by pressing power button. Later I run chkdsk and found out there were bad sectors on the hard drive. The Current Pending Sector Count was 24 (...
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2k views

Samsung SSD “Wear_Leveling_Count” meaning

I have Samsung SSDs on my own laptop and on some servers. When I do: smartctl -a /dev/sda | grep 177 I get results that I cannot understand. Here are some examples: # my laptop Samsung SSD 850 ...
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54 views

SMART says my hard drive is okay, but it's randomly respinning. What is happening?

I have a 320GB WD Caviar SATA hard drive on a 2007 desktop machine. Lately it has taken to randomly spinning down and up again during active usage (streaming a video off it, for example: the disk ...
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97 views

FreeBSD - HDD Temp in collectd (or graphite, influxDB, …)

Is there a good way to log SMART values, like HDD temperature, with collectd? I only found collectd-exec plugin solutions, which use smartctl with extra sudo config.
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I just rented a Kimisufi server, and I run a smartctl, is my hdd going to fail soon?

I just rented a kimisufi server and I wanted to check if the HDD was going to fail soon.... I run a smartcl --all and this are the result SMART Attributes Data Structure revision number: 16 Vendor ...
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Lots of bad sectors on a new SSD drive

I have a two week old laptop with a 128GB SSD. After a week during (presumably) the first fsck job run on the machine, I got a load of short read errors. After allowing fsck to fix the errors, I ...
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HDD Guardian reports ATA error

I have just ran HDD Guardian on my Hitachi Travelstar 7K1000 hard drive (2.5, 7200rpm) and noticed that the drive reported an ATA error. The error occurred 37 hours (of disk power-on time) ago, and ...
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60 views

Outlook 2010 is very slow and error in HDD SMART [closed]

I've got a problem with PC performance when I run Outlook 2010. It's starting for 20 minutes or more. My PST data file is 50 GB, so it's a lot. I moved some messages to new data file, so it takes now ...
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107 views

Do S.M.A.R.T. tests wear out the hard disk?

I was wondering, is it safe to do "extended" smart test on a 1TB hdd regularly ( once a month) ? what about "short" and "conveyance"
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172 views

Reset SMART on Hard Drive

I'm wondering if there's any common way to reset SMART readings on a hard disk. The reason is that I got long ago one of those cheap USB 3.0 drives (sold by LG but the inner HDD seems to be Toshiba)....
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74 views

SMART Extended Self-test keeps aborting “manually”

So I have this older 1TB Toshiba hard drive (P/N MK1059GSM), and it won't finish a Smart Extended Self-Test... The drive seems to work fine in operation, and a short self-test completes normally, but ...
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66 views

Does a disk failing a test mean trouble? How serious is the situation?

So I have two drives in my computer, a HDD (Seagate Barracuda ST2000DM001) and an SSD (Corsair Force 3 120GB). They are both 3 years old and I thought they should last much longer, especially the HDD. ...
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44 views

Sharing a smart tv signal

If I have a new, up to date in 2015, samsung smart tv with comcast cable in my LR is there a way to use screen mirroring / wi-fi to watch that movie in my kitchen...on my tablet or on another smart tv?...
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How do hard drive diagnostic tools know if a sector is bad?

When I run into a a hard drive that may be failing, I scan it using ViVARD, which reliably lets me know if the drive needs replacing. How do these sorts of tools work? How can they tell a bad sector ...
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Are few UDMA_CRC_Error_Count errors in an SSD an issue?

Some SMART stats: Device Model: Samsung SSD 850 EVO 500GB Firmware Version: EMT01B6Q 9 Power_On_Hours 0x0032 099 099 000 Old_age Always - 252 12 ...
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480 views

Bad blocks in hard disk - S.M.A.R.T - report

I have a DELL PRECISION M4400 running Windows 7 Professional. Recently, the laptop started freezing and would go to sleep and would not be able to wake up unless a hard reset was given. I downloaded ...
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97 views

What does “S. M. A. R. T Status BAD” mean when reported by the BIOS about my hard disk?

I have a portable (USB) disk with capacity 2T. This contain normal SATA HDD. I used as potable via USB with my P4 Laptop (OS type : Windows 7 Home) and also with my P4 Desktop (Os type : XP Service ...
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315 views

How to get a SMART offline test to complete on an active drive?

I would like to run a SMART offline test on one of my hard disks (internal SATA). The machine is running Ubuntu 14.04, so I simply do smartctl -t offline /dev/sdb (as root). It starts the test and ...
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35 views

HDD isn't re-allocating sectors

When a drive has bad sectors, I usually partition around it leaving 50~100 MB on either side of the bad area. I rarely go through SMART data. But this time when I was going through it I noticed this(...
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557 views

SMART Extended Self Test on a new Hard Disk

Is it normal that the SMART extended self test to run for hours on a new hard disk. So far, the test is running on my laptop for 2 hours. What is it doing? If I stop the test, will it damage the hard ...
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744 views

Did a Primary Hard Disk Self Test on my HP Pavilion dm4; what do these results mean?

I did a Primary Hard Disk Self Test and I would want to know what the results mean. I do know that my Hard Disk has failures... My laptop is HP Pavilion dm4. This is the first screen picture and ...
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138 views

Does having some Bad Sectors indicate that the drive will crash soon?

I have a Hitachi HTS723232L9SA62 320Gb 7200RPM HDD. I checked the SMART status and there are 3 bad sectors, totaling 1.5MB. This means that approximately 0.00046875% of my hard drive has gone bad. Is ...
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347 views

SSD SMART errors and strange dmesg errors, is this a dying disk?

I've started noticing weird things in my dmesg log, and my 4 months old SSD. For example: [ 9.647535] ata7.00: exception Emask 0x10 SAct 0x7ffffbff SErr 0x300000 action 0x6 frozen [ 9.647542] ...
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Anything I can do about erratic hard disk drive speeds

I don't seem to have very good luck with hard disk drives these days; 3 side-by-side (non-RAID) drives on my machine, replaced 5 drives in the last 4 years. My problem of the moment is that my largest ...
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272 views

Is it possible for SSD to mis-diagnose its lifespan S.M.A.R.T parameter?

I have my crucial M4 256GB SSD for a little over 2 years, always had windows 7 on it, the SMART data never showed any problem, the last time I check I think the SMART reported 80% lifespan left on the ...
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543 views

Can anyone make sense of the G-sense error rate?

Before I get to my problem, I have to ask this question. Can the normalized value ever be 0, and can it ever be a negative number? I read many sources saying that there is no such thing as a ...
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113 views

Will my hard drives be harmed if I hold down the power button for 5 seconds? [duplicate]

Sometimes I face the problems with my video card, so the system freezes. Reset button is broken, so the only way is to hold down power button for 5 secs. Guess that this action differs from power loss,...
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293 views

Drive does not do “selftest” when using “smartctl?”

I have one drive which does not want to do the selftest: # smartctl -t long /dev/ada3 smartctl 6.2 2013-07-26 r3841 [FreeBSD 9.2-RELEASE-p3 amd64] (local build) Copyright (C) 2002-13, Bruce Allen, ...
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77 views

Smart values drop to 0 then comes back up

Acronis Drive Monitor has been sending me the following (email) alerts Disk health has fallen below the warning threshold. Current health: 59% Warning threshold: 70% By the time I open ADM, disk ...
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How to interpret these SMART values?

The other day I checked my SMART stats and noticed a nonzero reallocated sector count using smartmontools. About a day or two ago it showed as "16 (0 2)" and now shows as "24 (0 3)". Similarly the ...
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1k views

Diagnosing whether a drive is reliable via S.M.A.R.T. attributes

I am trying to figure out if my hard drive is dying. I have researched the smart values and it looks like it might be, but it still reads and writes data just fine, and no new errors appear. There ...