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Cannot Start Dirty Degraded Array

Yes, my password is: Password Remain logged in Lost Password Search subject only Display results as threads More Options Dashboard Forum Undone Threads Members Undone Threads Go to Page Bottom Sitemap Unless someone else reading this got similar issue as mine was, and is coping with it at this time. I was able to start the array, for reading at least. (baby steps...) Here's how: Code: [[email protected] ~]# cat /sys/block/md0/md/array_state inactive [[email protected] ~]# echo "clean" > /sys/block/md0/md/array_state [[email protected] ~]# cat /sys/block/md0/md/array_state So the only way I know how to boot the server is to go to the datacenter, pick up the server and take it to the office. http://culturahq.com/cannot-start/cannot-start-dirty-degraded-array-for-md2.html

Events : 8448 Events : 8448 Events : 8448 Events : 8448 However, the array details showed that it had 4 out of 5 devices available: [[email protected] sr]# mdadm --detail /dev/md2 Execute bash script from vim Why is Professor Lewin correct regarding dimensional analysis, and I'm not? 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 asked 6 years ago viewed 128897 times active 3 years ago Linked 11 How do I reactivate my MDADM RAID5 array? 6 Creating a RAID1 partition with mdadm on Ubuntu 1 http://www.linuxquestions.org/questions/linux-general-1/raid5-with-mdadm-does-not-ron-or-rebuild-505361/

It boots from another disk /dev/sda1 but tries to mount the raid array /dev/md0 and as this fails the boot stops at a rescue prompt. I didn't define any spare device ... Find More Posts by myrons41 03-22-2007, 09:03 PM #7 myrons41 LQ Newbie Registered: Nov 2002 Location: Zagreb, Croatia Distribution: Suse 10.2 Posts: 8 Rep: Well, I decided to reboot

md: kicking non-fresh sdc1 from array! mdadm --create --level= --raid-devices= For example, this command creates a mirror: mdadm --create /dev/md0 --level=1 --raid-devices=2 /dev/hd[ab]1 and this command creates a raid 5 array of 8 disks, where But when I tried to mount /dev/sda1 , it wouldn't. Anyway, half of the problem seems solved so +1 for that. –Jonik Mar 9 '10 at 15:14 Actually mdadm.conf doesn't contain any configuration name, at least directly (it does

So for me I can simple copy the partition table from any working drive in a couple of seconds sfdisk -d /dev/sda | sfdisk /dev/sdb where I want to copy from Join Date Nov 2006 Posts 4 Eeek! Count trailing truths Was a massive case of voter fraud uncovered in Florida? More about the author Recently that array went down, and I was advised by the listto try mdadm.

not very descriptive. Yay! If anyone has suggestions, feel free to jump in at any time!! 11-28-2006 #3 cwilkins View Profile View Forum Posts Private Message View Articles Just Joined! Here is my /etc/mdadm.conf file:# cat /etc/mdadm.confDEVICE partitionsARRAY /dev/md0 level=raid5 num-devices=7 UUID=d312c423:e2eeeff5:3401806f:ab10e3cdevices=/dev/ide/host2/bus0/target0/lun0/part2,/dev/ide/host2/bus0/target1/lun0/part2,/dev/ide/host2/bus1/target0/lun0/part2,/dev/ide/host2/bus1/target1/lun0/part2,/dev/ide/host6/bus0/target0/lun0/part4,/dev/ide/host6/bus1/target0/lun0/part2Since /proc/mdstat reports that six of the seven drives are alreadyassembled, I tried running as-is:# mdadm --run /dev/md0mdadm: failed to

You may need to reboot to re-read your partition table. https://forum.qnap.com/viewtopic.php?t=92339 DEVICE partitions # auto-create devices with Debian standard permissions CREATE owner=root group=disk mode=0660 auto=yes # automatically tag new arrays as belonging to the local system HOMEHOST # instruct the monitoring Code: [[email protected] ~]# cat /proc/mdstat Personalities : [raid6] [raid5] [raid4] md0 : inactive sdc1[1] sdi1[7] sdh1[6] sdg1[5] sdf1[4] sde1[3] sdd1[2] 2734961152 blocks unused devices: Attempts to force assembly fail: Code: taenus View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by taenus Tags mdadm, raid, raid5 Thread Tools Show Printable Version Email this Page

for example, I was rebuilding on a live array and the server took a dive. his comment is here Ok... How to show that something is not completely metrizable Do humans have an obligation to prevent animal on animal violence? Search this Thread 11-27-2006, 07:00 PM #1 adiehl LQ Newbie Registered: Nov 2006 Location: Mannheim, Germany Distribution: Debian & Ubuntu Posts: 11 Rep: raid5 with mdadm does not ron

So after that, I did the following: Code: umount /data Code: mdadm /dev/md0 -a /dev/sdb1 The drive was added without error. As far as I can tell there was a power interruption which resulted in the storage of some sort of faulty data which prevented the autorebuild of the array using the Join our community today! this contact form I run RAID6 to provide a little extra protection, not to slam into these kinds of brick walls.

Ultimately, I started reading through the kernel source and wandered into a helpful text file Documentation/md.txt in the kernel source tree. share|improve this answer edited Aug 1 '11 at 7:00 Gaff 12.5k113655 answered Aug 1 '11 at 2:41 Erik 7111 1 So essentially you're saying the same thing as the currently Question is, how to make the device active again (using mdmadm, I presume)? (Other times it's alright (active) after boot, and I can mount it manually without problems.

I was able to start the array, for reading at least. (baby steps...) Here's how: Code: [[email protected] ~]# cat /sys/block/md0/md/array_state inactive [[email protected] ~]# echo "clean" > /sys/block/md0/md/array_state [[email protected] ~]# cat /sys/block/md0/md/array_state

Why can't I simply force this thing back together in active degraded mode with 7 drives and then add a fresh /dev/sdb1? 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. Cables & Drives are OK (tested on this and another system). I ran this command as mentioned in the above solutions: mdadm --examine --scan >> /etc/mdadm/mdadm.conf This will append the results from "mdadm --examine --scan" to "/etc/mdadm/mdadm.conf" In my case, this was:

SATA cable. This is wrong. asked 4 years ago viewed 2415 times active 4 years ago Related 0Kernel panic almost daily, why?3dirty degraded array, unable superblock, kernel panic0How to log kernel panics without KVM1Ext4 kernel panic2CentOS navigate here And what was: > Raid Level : raid5 > Device Size : 34700288 (33.09 GiB 35.53 GB) is now: Raid Level : raid5 Array Size : 138801152 (132.37 GiB 142.13 GB)

How can a Cleric be proficient in warhammers? SATA cable. Password Linux - General This Linux forum is for general Linux questions and discussion. Reason: Moved to a new thread HellesAngel View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by HellesAngel 02-16-2010, 11:31 PM #12 jonbers

What movie is this? It has been 2 days and I cannot detect any issues with the original fault. All the tests are errors pretty much line up exactly. What I want to do is off course: - boot the machine - check hard drive for errors - mark the drive as clean centos kernel-panic share|improve this question asked Sep

Heinz Lindemann - Oct 3rd 2014, 4:44am RAID Cannot access WEbUI after trying to set up nginx Athor - Oct 2nd 2014, 11:20pm General How to mount single active disk from Edit: My /etc/mdadm/mdadm.conf looks like this. as documented in the /usr/linux/Documentation/md.txt (cwilkins post). mdadm --create /dev/md1 --level=5 --raid-devices=8 /dev/sd[a-g]1 missing Grow an array You can grow both the number of devices (for RAID1) and the size of the devices (for RAID1).

I can't be certain, but I think the problem was that the state of the good drives (and the array) were marked as "active" rather than "clean." (active == dirty?) I Browse other questions tagged centos kernel-panic or ask your own question. I'm able to access the file-system without any problem. My raid: sA2-AT8:/home/miroa # mdadm -D /dev/md3 /dev/md3: Version : 00.90.03 Creation Time : Thu Mar 22 23:10:03 2007 Raid Level : raid5 Device Size : 34700288 (33.09 GiB 35.53 GB)

No. Yet trying to fail the device...

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