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Have I A Faulty Disk?

About this wikiHow How helpful is this? If you are unsure how much life is left on your hard drive, read this article to find out what signs may reveal an approaching failure. 1. My computer is extremely slow, CPU usage at minimum, at first there was a problem when opening files, so I did a reinstall, and I was certainly surprised to see that Don't want to create it by hand ;)

From: Reply Hi, If you look at this tutorial, which is newer, you can you the "--force" switch: http://www.howtoforge.com/how-to-set-up-software-raid1-on-a-running-system-incl-grub2-configuration-ubuntu-10.04-p4 sfdisk -d /dev/sda

This should list the health state of each disk. The One Law Beyond the seemingly obvious facts, there is ONE fundamental law that should be tattooed on the brain of every computer system operator responsible for RAID-5 data storage: A S.M.A.R.T. Reply Christopher John Ulrich Burke July 23, 2016 at 5:32 am Just a Cautionary Tale....

Could you replace it with a different read head just to recover the data? Author: S.E. By using this site, you agree to the Terms of Use and Privacy Policy. Cheers and thanks.

From: pupu Reply I can add the procedure I've just used to replace failed /dev/sda on my Fedora system.

This was just the article I needed after one of my disks failed and I had to get the array back up and running. b - the boot drive is NOT RAIDed.  If I care much about rebuilding the / partition, then I will make an image (dd image) of the system for ease of Now I THOUGHT I was lucky, because finding that kinda stuff is sorta my good point. Good luck!

Hard drives may also be rendered inoperable through data corruption, disruption or destruction of the hard drive's master boot record, or through malware deliberately destroying the disk's contents. From: Anonymous Reply Many Thanks Works exactly to the point!

From: Taurus II Reply This was a great help but, I got an error whilst trying to copy If you had important data in that sector, however, it may be lost -- possibly corrupting one or more files. http://www.wikihow.com/Tell-if-a-Hard-Drive-Is-Bad parameters.[14] Unpredictable breakdown may occur at any time in normal use, with potential loss of all data.

All Rights Reserved. TestDisk - Fantastic free and open source utility to test and fix different hard drive errors. How-To Geek Articles l l How Do Night Vision Cameras Work? A different model would be to sell the service rather than the hardware.

Connect with him on Google+. check that Sony,[9] HP with their HP 3D DriveGuard[10] and Toshiba[11] have released similar technology in their notebook computers. Reply Mango Wodzak September 23, 2011 at 2:32 am I'm pretty sure that for most failed harddrives, the data is still recoverable. What is it for?

Every week he sent a DVD home to mom of his current essays. But, there may be less of them than people think! Yes, my password is: Forgot your password? The use of computers comes down to manipulating data, and the hard drive is, of course, where we store all our data; family albums, music, work documents, email, the list goes

Causes of Hard Bad Sectors Your hard drive may have shipped from the factory with bad sectors. However, regardless of what the issue behind these symptoms is, it is recommended that you immediately make a backup. I'm sure this was just an oversight on part of the author as otherwise Falko Timmes RAID howtos have been very correct and god send. I have lost every single photo of my whole life because I have scanned them and saved them on my computer.

snowark.com. ^ "Hard Drive Circuit Board Replacement Guide or How To Swap HDD PCB". To correct a file-system error on drive C:, open a command-prompt while running your computer as an administrator if necessary - if using Windows Vista or later - and type "chkdsk Everything looked the same, nothing worked.

The chances are, however, that if you are reading this page something has already gone awry, multiple drives have gone off-line, your digital asset repository is now threatened, in need of

However, as the popularity of an integrated RAID controller board, this technology can be used in our daily life .here is my blog about What is the difference between RAID 0 Answer this question Flag as... While again this could be due to a multitude of issues, it is also a typical sign for a gradual hard drive failure. If there’s time, get your data backed up.

Should I use enclosure to backup the data on my hard drive? its actually a lot gentler than the freezer method and preserves the warranty. Continued on the step to add sdb2 to md1 and sdb3 to md2 (use cat /proc/mdstat to see mapping) Resync of disk started beautifully.  Know i'm going to clean my house The other part below may add to confusion to some about disk dying, disk dead, versus an array issue itself.

I'd unplug it and plug it back in to get it to show up. Recognize that if as many as two hard drive elements have failed (that means any more than ONE), there is no possibility for regaining access to stored data without high-level data I would keep backups (you can clone the drive or make a system image). Let the rescue procedure process to the point you are offered shell 3.

This is an extremely short time to reliably store important data. And most definitely ensure that if you do crack it open, the platters don’t get exposed to the open air—hard drives can only be opened in Class 100 clean rooms or So anyway hd's are not that expensive and I shall be installing a new one. But that does NOT mean (by any stretch of the imagination) that disk is failing or failed.

So does using Windows XP. The array is rebuilding at this moment. asked 4 years ago viewed 9271 times active 4 years ago Linked 4 Can't boot after Disk 0 of software raid is replaced Related 4HP Onboard Software SATA RAID. As with all data storage, back up regularly!

Actually, mdadm itself has the possibility to specify 'missing' for a disk, upon creation (and it would show a _ in its place in /proc/mdstat). The former typically presents as a drive that can no longer be detected by CMOS setup, or that fails to pass BIOS POST so that the operating system never sees it. Did NOAA publish a fake map with temperature data it doesn't have? Image Credit: Jeff Kubina on Flickr, moppet65535 on Flickr JOIN THE DISCUSSION (9 REPLIES) October 9, 2013 Lewis Barnett If you have reason to believe that bad sectors or a failing

Althouth this paper is dated 2003 and the author refers to 'raidtools' instead of 'mdadm', there are two very useful sections. parameters affect failure probability, a large fraction of failed drives do not produce predictive S.M.A.R.T. Thanks! 2 - In my case, when I shut down, removed the failing drive (and did the above mapping and labelling!), and then rebooted - the removes had been done for