Mdadm Super1.x Cannot Open /dev/sdb1 Device Or Resource Busy
I failed big time!!! fdisk -l Will display a long list look for something like /dev/sd* Armed with this information fdisk -l | grep /dev/sd This will list all of the disks. sudo fdisk -l Disk /dev/sda: 2000.4 GB, 2000397852160 bytes 255 heads, 63 sectors/track, 243201 cylinders, total 3907027055 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): Quick Search: in All availableThis forumThis topic FAQ | Search | Memberlist | Usergroups | Statistics | Profile | Log in to check your private messages | Log in | have a peek at this web-site
But where I really run into trouble is when I actually try using mdadm. 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 I do not understand why sdb was busy... That was the problem. https://forums.opensuse.org/showthread.php/489778-How-do-I-delete-a-RAID-volume-that-was-created-with-mdadm
Mdadm Couldn't Open For Write - Not Zeroing
Teque5October 20th, 2011, 06:08 AMThis thread was finished over at Overclockers.com (http://www.overclockers.com/forums/showthread.php?t=689300). I can start and mount the RAID array normally. There are many difference bonding modes these are described in the Tips and tricks for bonding interfaces.
mvb187 Linux - Software 3 12-04-2009 09:38 AM Adding an old software-RAID array to a software-RAID installation.. Once you have stopped the RAID, issue the mdadm -create command This will start the creation of the RAID array. The driver is enabled. Mdadm Remove Array I used cfdisk.
I had to remove the drives and install them in a Windows system and used the RAID card in that system to clean the drives. Mdadm Is Not Suitable For This Array I want to balance my NIC to get the best throughput so I an using mode 5 echo "alias bond0 bonding" > /etc/modprobe.d/bonding.conf echo "options bond0 mode=5 miimon=100" >> /etc/modprobe.d/bonding.conf echo "alias bond1 How do I make an alien technology feel alien? http://askubuntu.com/questions/111311/device-or-resource-busy-errors-when-setting-up-a-raid-array Other things I've tried: Code: # mdadm --query /dev/sdb /dev/sdb: is not an md array /dev/sdb: device 0 in 4 device unknown raid6 array.
linux raid share|improve this question edited Oct 5 '14 at 17:00 asked Oct 5 '14 at 16:52 Siler 147211 Do you want so set up a normal Linux software Mdadm Cannot Get Exclusive Access To Originally Posted by JibsMan The Linux system did not have a HW RAID card. The storage is for VMware files. I've tried several things already: Code: mdadm --stop /dev/md0 This stopped the array, removed /dev/md0 but left the 4 drives with data so I can't use them to create another RAID
Mdadm Is Not Suitable For This Array
I have repartitioned the drives several times. https://survivalguides.wordpress.com/tag/mdadm/ wpa_supplicant (pid 2412) is running... Mdadm Couldn't Open For Write - Not Zeroing I STRG+C'd it immidiatly but the partition table of sdb is already destroyed.Additionally I freaked out and did a:Code: Select allshutdown -r nowSo please hit me in the face ... Mdadm Zero Superblock Linux OS is CENTOS 6.3 I know you may wonder why I did not use FreeNAS or NAS4Free.
As we are direct connecting the servers, I am going to to configure the network too two IP hosts per connection Therefore bond0 details (server) IPADDR=192.168.100.1 NETWORK=192.168.100.0 NETMASK=255.255.255.252 bond0 details (client) http://usableflash.com/cannot-open/mdadm-cannot-open-dev-md0.php The Survival Guides's Blog Create a free website or blog at WordPress.com. mdadm --assemble --scan -v mdadm: looking for devices for /dev/md0 mdadm: no RAID superblock on /dev/sde mdadm: /dev/sde has wrong uuid. On the other drives examine says **no RAID superblock on /dev/sdX**. Mdadm Remove Disk
mounted in /media or anything? vi /etc/exports /mnt/storage 192.168.100.0/255.255.255.252(rw,sync,no_root_squash) /mnt/storage 192.168.101.0/255.255.255.252(rw,sync,no_root_squash) exportfs -a I have compiled this almost how to guide from the resources below Blog Stats 161,621 hits Search Search for: CategoriesCategories Select Category General nope. http://usableflash.com/cannot-open/mdadm-cannot-open-dev-sda1-device-or-resource-busy.php auditd (pid 2057) is running...
C++ calculator using classes Photographing Sea Turtles hatching on the beach Is adding the ‘tbl’ prefix to table names really a problem? Mdadm: Cannot Open /dev/sdb1: Device Or Resource Busy sh-3.1# fdisk -l Disk /dev/sda: 500.1 GB, 500107862016 bytes 255 heads, 63 sectors/track, 60801 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Device Boot Start End Blocks Id Why is looping over find's output bad practice?
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.
Made sure that no one is using this device by checking using lsof gopimallikharjun View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by httpd is stopped innd is stopped irattach is stopped irqbalance (pid 2085) is running... There is a menu with it so you do not have to remember the switches🙂 cfdisk /dev/sd* Delete any partitions and save and exit. Mdadm: Unrecognised Md Component Device Contact Us - Advertising Info - Rules - LQ Merchandise - Donations - Contributing Member - LQ Sitemap - Main Menu Linux Forum Android Forum Chrome OS Forum Search LQ
I created a RAID volume with mdadm on a debian system with this command: Code: mdadm --create --verbose /dev/md0 --level-raid6 --raid-devices=4 /dev/sdb /dev/sdc /dev/sdd /dev/sde I am trying to delete the Not the answer you're looking for? Join 32 other followers Create a free website or blog at WordPress.com. have a peek here Main Menu LQ Calendar LQ Rules LQ Sitemap Site FAQ View New Posts View Latest Posts Zero Reply Threads LQ Wiki Most Wanted Jeremy's Blog Report LQ Bug Syndicate Latest
Welcome! Can someone with experience please help me? Secondly, I'm confused about the relationship between /dev/sda and /dev/sdb and this strange /dev/mapper device I see, which also reports the existence of my 2 hard drives. For security I would keep this as small as possible and due to the namture an amount of traffic should be on a separate network.
nvidia.ko for kernel 22.214.171.124-159.fc10.x86_64 was found. How to prove that authentication system works, and that customer uses the wrong password? 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. I am creating a RAID 6 array with 2 spare disks.
did you check if the device was maybe mounted at that time? To make this a permanent mount then you need to add a line to fstab vi /etc/fstab /dev/vg_target00/lv_target00 /mnt/storage xfs defaults 0 0 From this it looks like I have no UUIDs and no Superblocks for sda, sdc, and sde. mdadm: no RAID superblock on /dev/sdb2 mdadm: /dev/sdb2 has wrong uuid.
libvirtd (pid 2590) is running...