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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Single spots of slow harddisk performance, but no bad sectors?

I use a Samsung 1.5TB harddisk (EcoGreen F2) and recently tidied up quite a lot. So 500GB is written, the rest is free. Now when I am copying some huge files (gigabyte sized), the harddisk shows full ...
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2answers
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cannot format bad hard disk

I think I have a problem with my hard drive. I tried to boot the system, and it was taking a long time. After a while it said that the drive was not bootable. I tried running check disk, but it was ...
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2answers
330 views

SuperFetch vs. SRT. Both, or just SuperFetch?

I've looked around and haven't found an answer to my specific scenario. Building a new desktop, using the Z68 chipset, 1.5 TB Caviar Black HDD, 60 GB Agility 3 SSD. I have about 200 GB of ...
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7answers
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How to force a remap of sectors reported in S.M.A.R.T C5 (Current Pending Sector Count)?

The S.M.A.R.T C5 value of my Samsung HM640JJ Hard Drive (in an HP Pavilion dv6 laptop) is "yellow status = caution" C5 was 10 yesterday, and it's 21 today. C4 (Reallocation Event Count) = 0 and 05 ...
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2answers
773 views

Do S.M.A.R.T. requests wear off the harddrive?

In a german ubuntu guide for the hddtemp program is claimed that every S.M.A.R.T. request wakes up the drive although no data is read. Because some harddrives that can park their head into a parking ...
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1answer
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HDD health - what do the numbers actually mean?

Defraggler had a little tool that shows the health of the HDD. But I'm unsure what this all means. Could someone explain them, and which values are good and which are bad?
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1answer
784 views

Installed Ubuntu 11.10, getting hard disk health warnings

I'm getting hard disk health problem warnings... When I click the "examine" button the disk utility pops up. None of my drives are reporting any major issues, and the very first drive doesn't even ...
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3answers
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Is my hard drive failing?

I'm beginning to worry about my ~3yr old WD Green drive. In the last few days i've noticed that my media player is acting weird, it won't move to the next track after a song has finished and also ...
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1answer
2k views

Possibility of hard drive failure? Current Pending Sector

I have a year old WD20EADS 2TB drive and the current pending sector count was going up. When I first noticed it using HD Tune Pro, it was at 15 and over the course of a month it steadily went up to ...
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1answer
2k views

Acer Aspire 5740g Harddisk Failure (smart error)

here is the story of my day off: (you can pass to the read here section, this introductory) My audio jack was giving me some troubles, so i got annoyed and slapped the surface of the laptop. It was ...
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3answers
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WD S.M.A.R.T errors - can claim RMA?

Last time I replaced another WD HDD, because of Re-allocated Sector Count, which I guess means bad sector. This time I have 2 other WD drives and HD Tune software shows warnings on Re-allocated Sector ...
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How to access S.M.A.R.T. values when using RAID and Intel Matrix Storage?

We have a RAID 5 array using Intel Matrix Storage (i.e. a motherboard based RAID). One of the hard drives has started to make a grinding noise, and the array is currently rebuilding. We'd like to ...
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4answers
2k views

Interpreting Hard Drive status from S.M.A.R.T. results

I had Windows running CHKDSK on a drive at boot recently, I had to cancel every time because it took more than a day once and I didn't have that much time. I immediately backed up the data and ...
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3answers
1k views

How close to death is my hard drive?

I ran Crystal Disk Info to look at the SMART information on my external 2 TB drive and it's reporting a "Caution" health status. The specific error is the Current Pending Sector Count, which is 196. I ...
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1answer
926 views

Does Power-Management Affect a Hard-Drive’s SMART Statistics?

Among the various fields in a hard-drive’s SMART statistics, a few are flagged as “life-critical”, that is, those values determine the primary health of the drive and how long it may have left before ...
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1answer
21k views

How to disable S.M.A.R.T. warnings at computer startup?

My computer recently presented me with a possibility that my hard drive is about to fail. On further investigation I found out that it was a S.M.A.R.T. status failure. I've got a WD hard drive, so I ...
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1answer
1k views

Seeking USB hard drive SMART diagnostic tool

I have a pair of hardrives from a RAID which was warning of degraing on a desktop machine. That machien is out of commision & whether I repeair it depands on whether I can still use 0, 1, or 2 ...
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1answer
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Is one reallocated sector a cause for concern? [duplicate]

Possible Duplicate: Can I trust a hard drive that has had to reallocate sectors? I just ran CrystalDiskInfo and found that the hard drive has one reallocated sector: Should I worry about ...
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2answers
3k views

What does this SMART status mean? [closed]

What does this SMART status mean for my HDD?
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2answers
471 views

What tools are available for understanding the workings of modern storage like SSD and Hard Drives?

My knowledge of storage Hard Drives and SSD is getting out of date and I would like to know what tools are available to read more extensive SMART and other data from modern drives than just "SMART ...
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2answers
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Is there any way to reset the SMART data of hard disks?

I want to reset the "worst" case of the SMART's read error rate (currently at 100/max). The reason is simple: I don't want to be hassled by (1) the "press F1 to continue" for the error message at ...
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3answers
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My Smart-Pad doesn't work, even when I activate it

I have an Asus X5DIJ, and I have had it since Christmas. However, today, the Smart-Pad stopped working. I wasn't clicking anything, I was just typing. Someone suggested downloading drivers, and I'm ...
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2answers
108 views

Will my hdd fail?

I'm running badblocks in parallel on 2 identical hard drives. The problem is that /dev/sda has already finished without error the tests but /dev/sdb it at 363353920/488386583 (about 75%) but didn't ...
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1answer
2k views

What is the quickest way to tell whether a SATA cable is bad?

To check whether a SATA cable is bad, currently I'd run a disk benchmark and look at the SMART attribute "UltraDMD CRC Error Count." However, that attribute seems to be a rolling average and may not ...
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1answer
381 views

Mac Mail.app & Smart Mailbox conditions

I'm having some trouble with my Smart Mailbox setup. I've got a Smart Mailbox named "Unread". And Contains messages that match any of the following conditions: Message is Unread Message is not in ...
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3answers
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What does Raw Read Error Rate mean in SSD SMART?

I downloaded trial version of HD Tune Pro and I'm using it to benchmark my hard drives. In Health tab of SSD I found Raw Read Error Rate property. What does this property say about my hard drive? ...
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2answers
6k views

Samsung SMART B8 parameter(End-to-End error) fail. What does it mean? What could be the cause? What should I do?

On a secondary PC, when I started it the mainboard boot screen said the SMART failed for my HDD, and that I should backup asap. I've checked in Windows with HDD Health, and it seems that parameter ...
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1answer
3k views

Using MHDD 4.6 to check hard drives

Following on from my previous post, I have run MHDD 4.6 from Hiren's Boot CD. 1) Does anyone know which commands I should be running to check the health of a drive? 2) I have run 'scan', but about ...
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0answers
404 views

Files disappearing, errors during linux boot

On my laptop I've got - Windows 7 (NTFS), Ubuntu 10.10 x64 (ext4) and a few NTFS partitions which are also mounted under Ubuntu. 1.Today when I opened console text like this appeared: "I don't know ...
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3answers
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65537 bad sectors on my 320Gb usb drive. Is it really dead?

After 222 days of usage my external usb drive's S.M.A.R.T. system warned about having too many bad sectors on the disk (65537 reallocated sectors). I tested it with badblocks -svw and no bad block ...
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1answer
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How do I get a report of HD smart data in FreeBSD 7.x/8.x

Is there a simple way to convince FreeBSD 7.x or 8.x to give me SMART data on hard drives? Preferably from the command line since I normally run these systems as headless servers. I've been spoiled by ...
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Multitasking while running SMART tests?

Does it affect anything if you multitask (windows 7 x64) while running SMART tests to scan for HDD errors?
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1answer
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external hard drive current pending sector (or number of unstable sectors) was 445, but after 0-fill format went back to 0

so is the drive in good condition? the drive is very new and i can exchange it for a new one, if the number is back to 0 and reallocated is also 0, does that mean the hard drive is in perfect health? ...
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What does the S.M.A.R.T. data indicate?

Speccy gives me this information for one of my hard drives: Manufacturer Western Digital Interface IDE Capacity 977GB Real size 1 000 204 886 016 bytes S.M.A.R.T 01 Read Error Rate ...
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Hard drive misbehaving, SMART and manufacturer diagnostics pass. Should I replace it?

My laptop is an Asus G50Vt-X5, which came with a Seagate Momentus HDD. After owning this computer for a while, I added a second HDD from an older Toshiba laptop that had a broken screen. Both hard ...
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3answers
2k views

Disk health status warning. Should I be alarmed?

I ran HDTunePRO today and saw that my disk has a Current Pending Sector warning: I read in wikipedia that the lower this attribute is the better and that it is a "Potential indicator of imminent ...
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1answer
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SMART error Offline uncorrectable sectors is this serious?

I install freenas and activated smartd and I got a report of 3 faulty drives. On drive /dev/ad20 (Western digital green 1500gb) Device: /dev/ad20, 4 Offline uncorrectable sectors Device: /dev/ad20, ...
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My damaged Hard Disk doesn't pass SMART test, and Linux won't boot with it connected, even from a Live CD (Windows does). Is there any way to fix it?

Its basically an old SATA Hard Drive with a Windows XP partition I was trying to sell. When my computer does the BIOS checks, it doesn't pass the SMART test (but I can boot it anyway), although I ...
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1answer
1k views

What determines whether S.M.A.R.T. data can be retrieved from an external USB drive?

Not so long ago I was confident that I understood why information like the temperature and the other hard drive S.M.A.R.T. data could not be retrieved from an external hard drive. My understanding ...
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2Tb HDD that doesn't have Load_Cycle_Count problem

I'm looking to get a qnap NAS and am looking for a couple of 2TB drives to put in it. I thought the decision would easy as the WD green WD15EARS looked rather good for the price but after a bit of ...
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1answer
76 views

good application to detect drive failures

Right now, i've got a machine with several drives in it, of various size/make, in various configurations. I'm running Windows 2008R2 server. Every once in a while, i will hear one of the drives ...
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1answer
4k views

HDD health power on count/hours

In this question i checked my HDD health on a drive i had for roughly a year. It has 188 power on count and 896 power on hours. Is this slow or high value for a drive that may be failing? What are ...
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Util to check external USB Drive health? [closed]

I tried a few utils and none of them worked. Either USB wasnt supported or the drive was 'recognized'. I am trying to figure out if i should dump the drive or not. Its only a year old but the warranty ...
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Bad Sectors on Hard Drive

I run check disk pretty regularly on my hard drive, and lately it's been saying that I have some bad sectores (66, to be exact). I've run smartctl and HD Tune. Both tell me that I have bad sectors and ...
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Unreadable sectors reported by smartd, is it serious?

I have a RAID 5 array of 4 disks. In the last 2 days I began to see these messages in the log: Jun 13 23:01:05 localhost smartd[4537]: Device: /dev/sda [SAT], 1 Currently unreadable (pending) sectors ...
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Making sense of S.M.A.R.T

First of all, I think everyone knows that hard drives fail a lot more than the manufacturers would like to admit. Google did a study that indicates that certain raw data attributes that the S.M.A.R.T ...
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1answer
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Mac Mini drive problems but SMART verified: bad hard drive or controller?

I have a 3-year-old Intel Mac Mini (EDIT: pretty sure it's the 1.66 GHz Core Duo T2300) at home. About a month ago, it stopped booting from the hard drive (internal, SATA, 80GB). I tried booting ...
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1answer
787 views

Samsung SSD SMART failure warning on macbook proA

My 9 month old 256GB Samsung SSD is now reporting the following SMART failures: Rsvd_Blk_Cnt_Chip FAILING NOW 184 Available_Reservd_Space FAILING NOW 20 Can anyone explain the meaning of ...
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3answers
354 views

Should I care about my HDD?

This is screenshot of HD Tune: Should I care about my HDD? Are these warnings important?
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2answers
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S.M.A.R.T. broken sectors

Recently I received my hard drive (LaCie) that I've sent away for warranty, my disk failed, and I used Palimpsest Disk utility to check if anything was wrong in the S.M.A.R.T Status. And it said that ...