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Mdadm Cannot Find /dev/sdb1 No Such File Or Directory

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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 DogWalker Linux - Hardware 2 08-30-2004 11:52 PM All times are GMT -5. Related 1Testing my raid array / is my mdadm raid working OK?1MDADM Raid 0 won't mount: one drive has bad superblock2Raid Issues Cannot Boot and Getting Superblock Errors3mdadm warning (system unbootable) After formatting it now the system cannot do anything with it, including start over. http://usableflash.com/mdadm-remove/mdadm-cannot-find-dev-sda1-no-such-file-or-directory.php

I will post more in a bit with more ideas. I had no idea what I was doing and I wanted some peace of mind that nothing I'd done was still messing me up with the full installation. I couldn't live with the fact that Ubuntu is still detecting RAID information on these disks from years ago when they were part of a Windows system. coffee412August 10th, 2011, 01:23 PMcoffee, I guess I'm not making sense or not typing enough to describe what's going on. http://unix.stackexchange.com/questions/197139/mdadm-cant-remove-components-in-raid-1

Mdadm -r Detached

Why do languages require parenthesis around expressions when used with "if" and "while"? Sometimes you can hit a key combination during boot to enter the controller's BIOS. Change it to type 83 /dev/sda1 * 1 38913 312568641 83 Linux Thats my first raid drive. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed

Partition table entries are not in disk order Disk /dev/sdc: 500.1 GB, 500107862016 bytes 255 heads, 63 sectors/track, 60801 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector Is this the right order to do things? 1. Polyglot Anagrams Robbers' Thread How to clear all output cells and run all input cells Technological gradient within a solar system? Mdadm Remove Array I believe I need to recreate the superblocks and UUIDs somehow, but was reluctant to barrel into something as to not lose a bunch of data.

Thanks for your time in advance. *edit* When i run dumpe2fs /dev/sda i get: dumpe2fs 1.41.14 (22-Dec-2010) Filesystem volume name: Last mounted on: Filesystem UUID: bbe6fb91-d37c-414a-8c2b-c76a30b9b5c5 Filesystem magic Mdadm Remove Removed Disk If not, find out which one is the failed drive, copy or recreate the partitions (type fd) and try to add the drive back to the array. Is adding the ‘tbl’ prefix to table names really a problem? http://www.linuxquestions.org/questions/linux-newbie-8/mdadm-cannot-remove-failed-drive-drive-name-changed-782827/ What did syslog report?

The second causes any device which is no longer connected to the system (i.e an open returns ENXIO) to be removed. Mdadm Zero Superblock Maybe the wrong device is used? They must not be active. Find More Posts by schworak 08-26-2012, 07:39 PM #5 xaminmo LQ Newbie Registered: Feb 2010 Location: TX Distribution: Debian Posts: 10 Rep: mdadmin remove failed devices I'm glad it

Mdadm Remove Removed Disk

It is not working even with everything set up as shown in the fdisk -l output. http://www.centos.org/forums/viewtopic.php?t=2934 On my server mdadm.conf is located in /home/imhotep531 instead of /etc. Mdadm -r Detached Wrong way on a bike lane? Mdadm: Hot Remove Failed Device Or Resource Busy To remove the failed and missing drives, don't specify them, use mdadm /dev/md0 -r detached Code: /bin/bash# mdadm /dev/md2 -r detached mdadm: hot removed 8:19 from /dev/md2 mdadm: hot removed 8:35

The UBE (Unrecoverable Bit Error) rate is typically specified at 1 bit in 10^15 for enterprise class drives (SCSI, FC, SAS), and 1 bit in 10^14 for desktop class drives (IDE/ATA/PATA, coffee412August 3rd, 2011, 04:54 PMDid you edit your fstab file like I mentioned a few posts ago and add the line with the right devices? sfdisk ?thanks a lot. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Mdadm Remove Failed Drive

How do /dev/mapper and dmraid relate to all this mdadm stuff anyway? Go into your bios on the computer and see if the drives are setup as AHCI devices or IDE. THANK YOU SO MUCH! Source Non-Repetitive Quine Start a coup online without the government intervening What is a Rotary Club Word™?

Ok, The line in your fstab file should read: /dev/md_0 /nas ext3 defaults 0 0 I dont like ntfs partitions they get messy. Man Mdadm Rather you can delete any existing arrays and it will only list the drives individually. That is your raid.

See fstab(5). # # proc /proc proc nodev,noexec,nosuid 0 0 /dev/mapper/nvidia_afgceafe1 / ext4 errors=remount-ro 0 1 /dev/mapper/nvidia_afgceafe5 none swap sw 0 0 /dev/md0

Otherwise, Looks good to go and I would start using it. I adjusted the speed limit/min a little, but I'm not sure it's going any faster. I tried removing dmraid packages (and running update-initramfs though I'm not sure if that was relevant). Mdadm Create Well I guess it renames that raid array after syncing is complete because I get the following now: [email protected]:/# mount /dev/md0 /nas mount: special device /dev/md0 does not exist So I

Mounting /dev/md0 was the last thing I did before I rebooted the system. Or, honestly, just ignore it—it's not really a problem, and should go away the next time you reboot. Washington DC odd tour request issue Find the Emirps! Polyglot Anagrams Cops' Thread Why is (a % 256) different than (a & 0xFF)?

schworak View Public Profile View LQ Blog View Review Entries View HCL Entries Visit schworak's homepage! Which of these names should I put in mdadm.conf? sudo mkfs.ext3 /dev/md_0 ext3 file system is just fine for doing most things. Then its ready to use.

What now?