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Buffer I O Error On Device Raid


Symbiotic benefits for large sentient bio-machine \Huge Text in Tabular touches table border My girlfriend has mentioned disowning her 14 y/o transgender daughter How would I pass the output of one Password Linux - Software This forum is for Software issues. I cannot use smartmontools because the disks are handled by a 3ware card which has it's own (very limited tw_cli utility). [2522065.275739] sd 0:0:1:0: [sdg] CDB: [2522065.275741] Read(10): 28 00 2e Does anyone know anything about this error message? navigate to this website

I'm trying to provide as much information as possible. Code: $ mdadm -v -A --force --run /dev/md1 /dev/loop0 /dev/loop1 /dev/loop2 mdadm: looking for devices for /dev/md1 mdadm: /dev/loop0 is identified as a member of /dev/md1, slot 0. Post your question in this forum. Full time Geek, part time moderator. great post to read

Clonezilla Buffer I O Error On Device

And I don't know why I am getting "Buffer I/O error on device sda, logical block 0". Syslog seems to continue working, but obviously cannot write useful data out to disk. After you fix your RAID: Please click on the remove button, then let the system run for a bit and download and send us your system log files for us to

raidextract required me to know which disk the parity began on. Redirect output of a program to a file fails Ability damage plus leveling up equals confusion more hot questions question feed about us tour help blog chat data legal privacy policy Note, you will also have to upgrade your CV s/w to at least V6.0 or 6.0.2. Kernel: Buffer I/o Error On Device Example 1 Buffer I/O error on device dm-6, logical block 235528 lost page write due to I/O error on dm-6 sd 1:0:0:0: rejecting I/O to offline device Example 2 (failed disk

Therefore, I scan my logs for that now. Buffer I O Error On Device Logical Block Top jamesNJ Posts: 18 Joined: 2015/02/25 21:49:44 Re: CentOS server freeze/crash on megaraid rebuild, analysis Quote Postby jamesNJ » 2015/08/02 04:12:14 Do you mean fd as in floppy disk? Are there any saltwater rivers on Earth? https://community.hpe.com/t5/Disk-Disk-Arrays-Retired/Seeing-quot-Buffer-I-O-error-on-device-sda-logical-block-0-quot/td-p/884905 How was it created?

I started running a fsck on the file system, however, the array dropped a second disk. Buffer I/o Error On Device Dm-3 Oct 2 15:24:19 it kernel: [1687112.821837] md/raid:md0: read error not correctable (sector 881423424 on xvde). Also, I don’t know why the system is trying to spawn this mdadm process. I had backed up all of the critical data, but not the "nice to have" data.

Buffer I O Error On Device Logical Block

Tru64 UNIX 2. http://kb.open-e.com/Buffer-I/O-Errors_139.html Note that if the special character device nodes /dev/twa? Clonezilla Buffer I O Error On Device I looked at the utilities mentioned in this link. Buffer I/o Error On Device Dm-2 Logical Block Ubuntu Ubuntu Insights Planet Ubuntu Activity Page Please read before SSO login Advanced Search Forum The Ubuntu Forum Community Ubuntu Specialised Support Ubuntu Servers, Cloud and Juju Server Platforms [ubuntu] RAID

The issue is difficult to narrow down because this “automated action” seems to result in all file systems being marked read-only. http://entrelinks.com/buffer-i/buffer-i-o-error-on-device-dm-11.php You are currently viewing LQ as a guest. Not advised by HP to change/modify this LUN. A value of 1 will then be allowed for linear, multipath, RAID0 and RAID1. Buffer I/o Error On Device Sda Logical Block 0

Is dm-0 an LVM linear map across multiple disks? It has Multipulse installed. Cleared from lvmetad cache.Jul 15 00:45:44 server1 systemd: Stopped LVM2 PV scan on device 8:3.Can anyone tell me what this systemd-udev process is trying to do, and why it might have my review here Note that the /dev/sda-z form is deprecated starting with the Linux 2.6 kernel series and may not be supported by the Linux kernel in the near future.

They hope these examples will help you to get a better understanding of the Linux system and that you feel encouraged to try out things on your own. Kernel Buffer I/o Error On Device Dm-2 Logical Block Oct 2 15:24:19 it kernel: [1687112.821837] md/raid:md0: read error not correctable (sector 881423416 on xvde). Since the program continues and doesn't stop, my understanding is that it is able to account for the bad parity on drive 1 using the blocks from the other disks in

Everything is fine thus far.

My understanding is that the output should represent an assembled array. Your OS may already include a cron job for this. The allowed values of N are from 0 to 31 inclusive. Buffer I/o Error On Device Sdb Logical Block 0 Linux Thanks in advance!

Oct 2 15:24:19 it kernel: [1687112.821837] md/raid:md0: read error not correctable (sector 881423400 on xvde). Adv Reply August 8th, 2008 #2 aaronanderson View Profile View Forum Posts Private Message Spilled the Beans Join Date Aug 2008 Beans 17 Re: RAID 5 issue So I believe Nov 16 02:49:36 storage kernel: raid5: Disk failure on hdb, disabling device. get redirected here I need to understand this so I can have a RAID that wont fail because of a single disk failure.

Maxwell's Demon: Why does the entropy of the overall system decrease? smallpond View Public Profile View LQ Blog View Review Entries View HCL Entries View LQ Wiki Contributions Find More Posts by smallpond 07-24-2014, 12:28 PM #3 MikeyCarter Member Registered: Because I have four VDISKS presented to this host, my expectation is to see four devices (/dev/sda, /dev/sdb, /dev/sdc, /dev/sdd) but actually there are five: # ll /dev/sd* brw-r----- 1 root Also worth noting, if the linux is plugged into the SAN, but there are zero VDISKS presented to the host, this sda still appears regardless. ========================================= # ll /dev/sd* brw-r------ 1

http://www.datarecoveryadvice.org/ backup means 2 copies!! mdadm: /dev/loop2 is identified as a member of /dev/md1, slot 2. And this here is md attempting to read a sector from xvde (one of the remaining three devices). Are you new to LinuxQuestions.org?

The other messages are telling you that md is attempting to do a recovery, probably on to a hot spare (which might be the device that failed out before, if you've Click Here to receive this Complete Guide absolutely free. I attempted to scroll up but there was no other useful information. Can you elaborate on the last paragraph a bit?

You can check for a problem with something like: e2fsck -fv /dev/sdX If you see reallocated sectors within smart you should change the drive in my opinion. Sense: Scsi parity error [ 6990.099323] sd 8:0:0:0: [sdb] CDB: [ 6990.099325] Write(16): 8a 00 00 00 00 02 7f fc 42 52 00 00 00 48 00 00 [ 6990.099333] I was able to capture 2 points of data that seem to start out with the same error condition.This only seems to occur when a drive fails and the MegRAID rebuilds UPDATE This is the output from blkid: $ blkid /dev/xvda1: LABEL="/" UUID="4797c72d-85bd-421a-9c01-52243aa28f6c" TYPE="ext4" /dev/xvdc: UUID="feb2c515-6003-478b-beb0-089fed71b33f" TYPE="ext3" /dev/xvdd: UUID="feb2c515-6003-478b-beb0-089fed71b33f" SEC_TYPE="ext2" TYPE="ext3" /dev/xvde: UUID="feb2c515-6003-478b-beb0-089fed71b33f" SEC_TYPE="ext2" TYPE="ext3" /dev/xvdf: UUID="feb2c515-6003-478b-beb0-089fed71b33f" SEC_TYPE="ext2" TYPE="ext3" The TYPE and