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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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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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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68 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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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 ...
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41 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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Ubuntu and LogiLink 4-bay docking station - unable to get S.M.A.R.T. data from all disks

I recently bought LogiLink QP0021 USB2.0 4-bay docking station. It is visible as: 152d:0539 JMicron Technology Corp. / JMicron USA Technology Corp. JMS539 SuperSpeed SATA II 3.0G Bridge: for the ...
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84 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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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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119 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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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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96 views

Get 'Uncorrectable error in data' error in my hard drive error log. Is it failing?

In my drive's error log, I get a loto of Uncorrectable error in data errors and 'Media write protected errors' The total error count is 2534! Have 1 re-allocated even count but no re-allocated ...
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170 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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91 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 ...
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85 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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38 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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194 views

External HDD being detected on Smart TV but not on PC

I've 1TB external HDD. When i connect it to my smart TV it gets connected normally. I can view movie songs etc but at the same time when i connect it to my pc it does not. It is not being detected on ...
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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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151 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 ...
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53 views

Common SMART values for all vendors?

Is there a list of SMART values that all HDD/SSD vendors have in common ? Or just every vendor implements its own list of SMART values ? Our application might handle HDD or SSD.
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smartmontools on Windows: how to get email alerts on disk problems, as in linux?

I use smartmontools on my linux machines, happy and confident with the accurate level of warning it features. I want the same service on Windows, where, unless I'm mistaken, it does not exit ...
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42 views

System freeze when running badblocks

quick background: a file transfer between two partitions did not complete, had to restart (running LinuxMint) - from then on, I'm getting the Smart-warning msg to replace my hard-drive soon - output ...
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114 views

20 Million Raw_Read_Error_Rate per minute

My computer is going a little heavy on the raw reads.... I decided to check the SMART status of my hard drive, and I saw it had 125239624 raw read errors. Just a minute later I checked again for ...
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63 views

Smart disk error?

I performed disk tests with DLGDIAG and HDAT2 and none found bad sectors, but there is a !Smart error flag in HDAT2, What does this mean? Here's a screenshot.
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388 views

High S.M.A.R.T read error rate

I have a Seagate ST9750420AS HDD in my laptop, which I have been using for the last couple of years. I recently realized that the disk was noticeable slower than before, so I decided to check the ...
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Can I repair HDD with completed_read_failure reported?

I have a broken HDD here. There were some problems reading from it so I ran on it smartctl -t short smartctl -a The result is: SMART Self-test log structure revision number 1 Num Test_Description ...
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210 views

What raw data value of S.M.A.R.T. Raw_Read_Error_Rate means?

My Synology NAS shows the following S.M.A.R.T. data for my Western Digital WD20EADS-00S2B0: What is this Raw data value equal to 402 means? The current Value and Worst value looks OK. Should I be ...
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278 views

Reading SMART results for failing disk

I recently started having trouble with my Dell laptop and would appreciate any recommendations on the next steps for my issue. I have portions of the dmesg log below to show the errors I'm getting. ...
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3k views

Can I modify the SMART value of Raw Read Error Rate Worst Value to be greater than 1?

I have a HP Pavilion g6 2136tx Laptop which was functioning correctly until one day Windows 7 Ultimate x64 couldn't boot up. Tried System Restore and Windows Startup Repair tool, both of which failed. ...
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384 views

HDD Surface Read test showing very slow blocks (> 500 ms). How can I fix?

I am performing a hdd read surface test with hddscan and it is showing some very slow sectors. Is this ok? Can I fix this somehow?
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135 views

Something strange happened to my hard drive

Around 2-3 months ago I discovered my primary hard drive (Western Digital, WD-1002FEAX-00Z3A0) had 1 write error count. I kept checking everyday (I'm serious) if the value was increasing but it didn't ...
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116 views

fix wrong parameters sectors heads cylinders (partition table)

I turn on my computer and it shows me an error with my harddisk (S.M.A.R.T message) I put a Hiren's Boot CD to run Partition Magic and the program said that the parameters of my partition table are ...
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583 views

Failing end-to-end-error on new drive

I have a 1tb HD that has been assessed as having a failing end-to-end-error. Its powered on time is 5 months and 24 days. This seems like a very short life for a hard disk. Am I correct? How is such a ...
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What does it mean when my HDD doesn't show any S.M.A.R.T attributes?

I have a Seagate 2TB HDD (about 3 years old) and I've started having strange issues since installing a new PSU (my previous one was on the blink as it kept intermittently restarting my PC). 1 day ...
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Can it be that two S.M.A.R.T. hard drives die at the same time?

I have a PC with 2 S.M.A.R.T. drives, of different makes and age. Both started complaining about bad sectors this week and finally failed. The PC didn't fall or something. Can it be that it's a ...
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Do I have a mechanical failure or a PCB failure?

In reference to a question I asked earlier today, I switched from Recuvra to HDD Regenerator 2011, with better results. The tool has been running for 11 minutes now, and it has recovered 18 bad ...
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530 views

How much “Load_cycle_count” can my hard drive hypotethically sustain?

I'm using S.M.A.R.T. to check my hard drives, i recently purchased a used WD Caviar Blue 2.5" and i noticed that the Load_Cycle_Count has already exceeded the 300k mark, which is the maximum that the ...
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42 views

Is my HDD partially healing itself?

I have a disk with a raw value of ~20000 for S.M.A.R.T.'s Raw Read Error Rate and a worst value for Temperature (Celsius)of 95. I ran gddrescue 1.17 multiple times and diffed the ddrescue log files. ...
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Can I reuse an overheated HDD after formatting in a ZFS RAID1?

I have a WD50EFRX which overheated according to SMART data (95 degrees celsius) and damaged some blocks (raw value of Raw Read Error Rate ~ 22000). There're no other values besides the Raw Read Error ...
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My hard drive has been running for 26 billion years?

I have a Ubuntu server I'm loading up with (used, pulled from other systems) hard drives for storing downloaded files. I've been using smartctl to test each drive before I start using it. One of the ...
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115 views

SMART data on a new disk shows 5 years of usage

I just bought a new 500GB Western Digital hard drive from a reseller and I noticed it was too slow, so I proceeded to check its smart data and almost all attributes are in Pre-Fail or Old Age state ...
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246 views

Performance of MSATA to 2.5" SATA adapter

I have recently bought an MSATA SSD as well as an adapter case that fits into my laptop 2.5" SATA bay. I have connected it in two configurations: - first through the adapter to the 2.5" SATA slot - ...
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Unusable HDD and wrong 'Power-On hours' of S.M.A.R.T

Recently (last month) I bought a 120GB Maxtor (Model: 6L120P0) Hard disk drive and and now, I can not even format or re-partition it and I understood that there are some bad sectors on the disk. So I ...
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741 views

Seagate st3000dm001-9yn1 smart attribute [b8] [closed]

Seagate st3000dm001-9yn1 smart attribute [b8] The status of this smart attribute is showing: failed b8 Unknown Attribute 99 30 30 FAILED Where can I find more info about the 'unknown' [b8] ...
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236 views

SMART results shows serious disk problems?

I have bought a new computer 2 months ago. Computer performance has continuously gone down until a point that Windows7 freezes a lot with the light that indicates the disk usage fixed and turned on. I ...
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107 views

What do the columns in smartctl output mean?

Here's a part of my smartctl -H /dev/sda output: ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 190 Airflow_Temperature_Cel 0x0022 053 028 045 ...
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S.M.A.R.T. Reports Failing Hard Drive, Can it be a Motherboard Issue?

I recently made a return under warranty for a hard drive that was reporting over 1000 reallocated sectors, over 100 pending sectors, and 2 uncorrectable sectors. During the chat session with their ...
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390 views

HDDs occasionally “click” and dump this error

Every once in a while, my HDDs (6 1TB drives in a Linux md RAID-6 array) make a brief "click" sound, and I get this from dmesg. I don't really have any clue how to start diagnose this, or even how ...
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136 views

SMART Current Status vs Data

I know that current is the currently detected value, worst is the worst value the HDD ever had and threshold is the minimum value a healthy drive can have. I can judge the mechanical state of the ...
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709 views

Actual (current) value of UltraDMA CRC error count (SMART)?

I have some positive counts in UltraDMA CRC error count entry of SMART data on my HDD. How to know if this value is actual? It is possible related with bad cable I had previously. Does this counter ...