Cannot use device /dev/md0 with duplicates

Author: iumu

August undefined, 2024

WebOct 2, 2006 · If so, and I assume from the above that you have two hard disks, I discovered through a LOT of trial and error, mostly error, that you can initiate a RAID 0 array like this: 1. Boot to the install CD and run cfdisk. 2. Partition both disks identically and make your non-swap partitions type "Raid Autodetect". WebJul 30, 2024 · WARNING: found device with duplicate /dev/md3 WARNING: found device with duplicate /dev/sdb3 WARNING: Disabling lvmetad cache which does not support PVs WARNING: Scan found …

How to get rid of "Device is busy error" when trying to set up ... - Reddit

WebMay 3, 2015 · As you can see, I have it specified to setup the RAID as /dev/md0. But every time I reboot, my /proc/mdstat shows: Code: root@maples-server:~# cat /proc/mdstat Personalities : [raid0] md127 : active raid0 sdc1 [1] sdb1 [0] 488016896 blocks super 1.2 512k chunks unused devices: . I can confirm that it's actually md127 by looking … WebJun 18, 2015 · After power cycling them I was unable to add them to the array again: mdadm: /dev/md0 has failed so using --add cannot work and might destroy mdadm: data on /dev/sdX1. You should stop the array and re-assemble it. Since rebooting, I've tried: --assemble, fails due to "faulty" disks. --assemble --force, fails: cty tnhh emivest feedmill

mdadm array won

WebNOTE: If you attempt to create an LVM physical volume on a whole device on which you have configured partitions, the pvcreate command will fail. If you wish to use the whole device rather than a partition, you must remove the existing partitions from the device. You can remove existing partitions with the kpartx -d and the fdisk commands. WebFeb 6, 2024 · You can not stop both devices at the same time, while in use. If you can not stop the array itself by unmounting whatever partitions are mounted on it and then stopping it, you will need to migrate device by device. ... Before executing them I wipe the /dev/md0 area using the dd command, dd if=/dev/zero of=/dev/md0 Share. Improve this answer ... WebJun 26, 2024 · Execute the following command to create RAID 1. The logical drive will be named /dev/md0. sudo mdadm --create /dev/md0 --level=mirror --raid-devices=2 /dev/sdb1 /dev/sdc1. Note: If you see this message: “Device or resource busy”, then you may need to reboot the OS. Now we can check it with: cty tnhh hct family food

mdadm does not find the superblock during the assemble operation

WebOct 2, 2024 · mdadm --detail --scan /dev/md127 >> /etc/mdadm/mdadm.conf. vim /etc/mdadm/mdadm.conf, edit the appended line to look like this: ARRAY /dev/md0 metadata=1.2 UUID=XXXXXXXX:XXXXXXXX:XXXXXXXX:XXXXXXXX. In other words, remove the name part, and set the device to /dev/md0. update-initramfs -u. Reboot cty tnhh freetrend industrialWebFeb 7, 2016 · Code: cryptsetup luksFormat /dev/sdb1 crytpsetup luksFormat /dev/sdb1 encrypt_sdb1. Then I can't begin to create a file system on that partition, then place it in the /etc/crypttab, and then add it into /etc/fstab and run either. Code: mount -a mount -o remount,ro /dev/sdb1. To mount it or test mount it. cty tnhh feddy

"WebFeb 25, 2014 · Linux Powerpath " Found duplicate PV "问题求助. 奇怪的问题。. 系统环境：rhel 5.5 ，PP 5.5. 分配了EMC高端存储的盘，有80个LUN，对这些LUN做了pvcreate，均显示成功，但pvs看的时候却报了好多 Found duplicate PV，无语了。. 关键是有60多个LUN是正常的emcpower device，但还有10多个就不 ... " - Cannot use device /dev/md0 with duplicates

Cannot use device /dev/md0 with duplicates

Issues with RAID- creating as /dev/md127 instead of what

WebOct 26, 2024 · Mar 30 09:02:18 x systemd-cryptsetup [537]: Failed to activate with specified passphrase: Device or resource busy Mar 30 09:02:18 x systemd [1]: [email protected]: Main process exited, code=exited, status=1/FAILURE Mar 30 09:02:18 x systemd [1]: [email protected]: Failed … WebDec 3, 2024 · 1. Restart you NAS. Before Synology "Turn On beep" ssh to device. df -h to get drives. Found out drive with use > 99% (probably it is /dev/md0 if deletion of files from volume1 does not help) navigate to / (root dir) sudo du -hs * list biggest directories/files. Delete file that is causing the problem (in my case this was a video file that I ...

Did you know?

Web2 Answers. Maybe device-mapper is 'stealing' this device. Try this: [root@host ~]# dmsetup ls sdb (253, 2) VolGroup00-LogVol01 (253, 1) VolGroup00-LogVol00 (253, 0) If you find … WebJul 25, 2014 · If the system cannot see the device then it wouldn't have said that there is something wrong with file system check, it would have simply said that device not found. And yes in rescue mode also it tries to mount the partitions unless you specify it with nomount option or if the fs is corrupt then it wont be able to mount it.

WebJun 17, 2024 · Hi all! I’m a new buyer of this amazing board. In these days i’m trying to build the nas but i’m in trouble with the configuration of mdadm. Looking the wiki, i’ve fixed the Jmicron issue and i’ve installed OMV5. For now i’m using 3 disks (500gb hdd, 240 ssd, 120 ssd) until the other 1Tb disk arrive. I’ve formatted all my disks with fdisk and i’ve changed … WebApr 7, 2024 · If I try to assemble the md0 array using verbose output, then it says, that there is no superblock on /dev/sda1 and /dev/sdb1: # mdadm -vv --assemble /dev/md0 mdadm: looking for devices for /dev/md0 mdadm: no RAID superblock on /dev/md/3 mdadm: no RAID superblock on /dev/md/2 mdadm: no RAID superblock on /dev/md/1 …

WebApr 26, 2024 · I would therefore like /dev/md0 to use the last 1 TB, too. I have tried: # mdadm --grow /dev/md0 --size=max mdadm: component size of /dev/md0 has been set to 2147479552K ... Cannot set device size for /dev/md0: No space left on device So somehow the system can see the disks are 3TB (in /proc/partitions), but the RAID … WebDec 17, 2024 · When having problems first have a look what you have with ls -l /dev/md*.If you have tried several times mdconfig without the -u option you might have something other than md0. From what you posted above I do not see any geli attach [-d] /dev/md. After that and having entered your passphrase you can mount /dev/md.eli.

WebAug 28, 2024 · After the partitions are ready, proceed to Create RAID 0 device. Level stripe is the same as RAID 0 since it only offers striping of data. sudo mdadm --create /dev/md0 --level=stripe --raid-devices=3 /dev/sd [b-d]1. Find out your RAID device status using any of the commands below:

WebJun 7, 2024 · Additional steps that didn’t seem to work: I copied away the /etc/mdadm/mdadm.conf file and removed the extra lines as I had when using BusyBox. … cty tnhh freetrend industrial a việt namWebOct 20, 2024 · sudo mdadm--grow--raid-devices = 3 /dev/ md0; The array will begin to reconfigure with an additional active disk. To view the progress of syncing the data, run the following: cat /proc/mdstat You can continue … easinote for seewoosWebMay 6, 2013 · In our system we use mmap() on the /dev/mem file to access a memory mapped hardware device. However, using this device file requires running the … eas in ohioWebHave the same problem.. The device is not mounted and its not the device that the OS is installed on... eas ink tag for supermarketWebOct 30, 2012 · 2. The only thing that's missing here is a problem. If --name is given in mdadm.conf, it assigns a random number, as you told it, that you prefer accessing the … easinote for macWeb6.8.1. Root Cause of Duplicate PV Warning. With a default configuration, LVM commands will scan for devices in /dev and check every resulting device for LVM metadata. This is … cty tnhh international b2b solutionWebMar 26, 2024 · Instead, use the /dev/serial/by-id/X serial device for your Z-Wave stick. This is likely good advice, but on Synology there is no /dev/serial path, so this advice is not for us. I’ve been using /dev/ttyACM0 with zwave (deprecated) with no issues. You can find your current device in the .storage/core.config_entries file. cty tnhh international art creation