Home > Read Error > Read Error Not Correctable

Read Error Not Correctable


Offline data collection capabilities: (0x7b) SMART execute Offline immediate. latex invoice package Can I use GitHub and be PCI DSS compliant? y mdadm: array /dev/md0 started. pravesh jangra View Public Profile View LQ Blog View Review Entries View HCL Entries View LQ Wiki Contributions Find More Posts by pravesh jangra View Blog Thread Tools Show Printable useful reference

For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration. What coast or river-adjacent city is in this photo? disabledaccountFebruary 11th, 2011, 02:51 PMFrem end to begin: This is critical to have write-intent bitmap configured with such big array -> rebuild can take seconds (in many cases only fraction of Of course it all depends on the extent of the damage to sde1. –S.Haran Jun 15 '14 at 13:58 add a comment| Your Answer draft saved draft discarded Sign up

Hdparm Read-sector

SMART support is: Enabled === START OF READ SMART DATA SECTION === SMART overall-health self-assessment test result: PASSED General SMART Values: Offline data collection status: (0x82) Offline data collection activity was Is it safe for a CR2032 coin cell to be in an oven? Password Linux - Server This forum is for the discussion of Linux Software used in a server related context. Short self-test routine recommended polling time: ( 2) minutes.

Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the The errors are as follows: 1st Try: Code: [159850.291539] end_request: critical target error, dev sdc, sector 737196544 [159850.291598] md/raid:md0: read error not correctable (sector 737194496 on sdc1). [159850.291603] md/raid:md0: Disk failure Everything went fine so I tried re-adding the disk with mdadm --add /dev/md0 /dev/sdd, mdadm was rebuilding the array so after a couple of hours I checked and something went wrong, Sense Key : Medium Error [current] I am running a RAID10 but I am not yet sure I trust it.

Contact Us - Advertising Info - Rules - LQ Merchandise - Donations - Contributing Member - LQ Sitemap - Main Menu Linux Forum Android Forum Chrome OS Forum Search LQ current community blog chat Super User Meta Super User your communities Sign up or log in to customize your list. Best regards, ashikaga. mdadm: /dev/sdc1 is identified as a member of /dev/md0, slot -1.

General Purpose Logging supported. Hdparm Yes I Know What I Am Doing How to explain the concept of test automation to a team that only knows manual testing? If you need more details then please let me know. DDoS: Why not block originating IP addresses?

Add. Sense: Unrecovered Read Error - Auto Reallocate Failed

If Selective self-test is pending on power-up, resume after 0 minute delay. rubylaserFebruary 9th, 2011, 01:29 PMFor some reason, your drives are falling out of the array. Hdparm Read-sector NOTE: On older kernels—not sure the exact version—check may not fix bad blocks. Hdparm Make Bad Sector I suspect now that my re-sync attempts have actually never been finishing (I've been leaving them go overnight), and that IO errors have been consistently messing it up at some point.

LinuxQuestions.org > Forums > Linux Forums > Linux - Server RAID 5 quits re-syncing with read error User Name Remember Me? http://vealcine.com/read-error/read-error-read-21-is-a-directory.php The array was recovering during the night, and today I get this:ata2: EH completeata2.00: NCQ disabled due to excessive errorsata2.00: exception Emask 0x0 SAct 0x7fe SErr 0x0 action 0x6 frozenata2.00: failed Passing a lambda into a function template more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Auto Offline Data Collection: Enabled. Hdparm Repair-sector

Rubylaser: This array uses v90 superblock, what means that you have to erase last 128+/-64KB on the drive: eraseNumKB=256 totalSec=$(fdisk -ul /dev/sdc 2>/dev/null | grep 'total' | cut -d" " -f8) Last edited by Fackamato (2010-10-20 18:59:55) Offline #7 2010-10-21 06:43:28 Fackamato Member Registered: 2006-03-31 Posts: 575 Re: [SOLVED] mdadm / RAID trouble This is weird. Further, if one drive has failed and they were bought together (and in service together in the same conditions) then the probability of the companions starting to fail soon thereafter is this page Consider making a Bitcoin donation to: 1LFxPcJXRyLpr6KG4A7WNLXvo64CNLovwh Tagsc++ compression Debian Eclipse email gmail GPS hotmail HOTP KVM Linux London map OATH OTP programming Qt reachability research SIGMOD subversion svn transitive closure

Oct 2 15:22:25 it kernel: [1686999.697076] XFS (md0): Mounting Filesystem Oct 2 15:22:26 it kernel: [1686999.889961] XFS (md0): Ending clean mount Oct 2 15:24:19 it kernel: [1687112.817845] end_request: I/O error, dev Hdparm Pending Sector have you disabled the 8 second head park on them using the WDIDLE3 utility? This site is not affiliated with Linus Torvalds or The Open Group in any way.

For large drives, you need to consider RAID6 - this can tolerate a complete drive failure plus any number of UREs during rebuild. –J...

here. (http://ubuntuforums.org/showthread.php?t=1494846) Do you think this problem is a due to incorrect implementation of NCQ by WD or do you think it is a undesirable limitation of mdadm? I'm email-subscribed to the thread still, so if anyone has any other questions or wants me to try anything else, feel free to post. md: pers->run() failed ... Unhandled Sense Code Total time to complete Offline data collection: (37500) seconds.

Error logging capability: (0x01) Error logging supported. I'm thinking you either have a bad SATA cable or head on your motherboard. It's all about managing risk. –Chris Smith Jul 17 '12 at 3:24 | show 2 more comments active oldest votes Know someone who can answer? http://vealcine.com/read-error/read-error-in-data-read-ansys.php For posterity's/interest's sake, my PSU is a stock 350W one from the Antec NSK1380 (http://www.antec.com/pdf/flyers/NSK1380_flyer_EC.pdf) (PDF warning on that link!) and mobo is the ASUS M4A88TD-M. (http://www.asus.com/product.aspx?P_ID=dCFJVtaiZVk1PJCL) Drives are all WD20EARS

SCT Feature Control supported. From different recovery attempts I getmd/raid:md0: read error not correctable (sector 3882927384 on sdb1)etc.. Good so far. Can you provide the output of blkid from this server? –slm♦ Oct 7 '13 at 22:32 | show 1 more comment Your Answer draft saved draft discarded Sign up or

However, sometimes the disk won't automatically reallocate these sectors and you'll have to do that manually yourself. The benefit of this is that you can pull the array out of one system and put it into another, an bring your array right back up, because the drives contain Click Here to receive this Complete Guide absolutely free. Should I expect any surprise when trying to shoot green fireballs like this?

Introduction to Linux - A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started Of course properly configured mdadm.conf can prevent such errors (by using ARRAY mdX, devices= ) ashikaga: NCQ is known to cause problems, but untill you show SMART reports and system logs Oct 2 15:24:19 it kernel: [1687112.821837] md/raid:md0: Operation continuing on 2 devices. I have done this many times successfully in similar RAID5 failure scenarios.

How to translate "used to"? I have not used any hdparm modifications and have not changed anything regarding NCQ. Thanks again. :) BakCompatMarch 22nd, 2011, 12:32 AMashikaga, just curious about your usage of WD20EARS drives...