troubleshooting Question

problem creating new luks volume on new VM disk

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XetroximynFlag for United States of America asked on
LinuxUnix OSVMwareVirtualizationOperating Systems
5 Comments2 Solutions432 ViewsLast Modified:
Running RHEL 6 on ESXI 6


I am running into problems.... see below... I have a new disk sdc.  I add a single primary partition, then I run luksFormat, seems OK but when I try to run luksUUID it tells me "Device /dev/sdc1 is not a valid LUKS device."

What am I doing wrong?



[root@server.vm.domain.com] /root # ls -l /dev/sd*
brw-rw---- 1 root disk    8,   0 Oct 24 04:30 /dev/sda
brw-rw---- 1 root disk    8,   1 Oct 24 03:46 /dev/sda1
brw-rw---- 1 root disk    8,  16 Oct 24 04:30 /dev/sdb
brw-rw---- 1 root disk    8,  17 Oct 24 03:46 /dev/sdb1
brw-rw---- 1 root disk    8,  32 Oct 24 04:32 /dev/sdc



[root@server.vm.domain.com] /root # parted /dev/sdc
GNU Parted 2.1
Using /dev/sdc
Welcome to GNU Parted! Type 'help' to view a list of commands.


(parted) print
Model: VMware Virtual disk (scsi)
Disk /dev/sdc: 1100GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos

Number  Start  End  Size  Type  File system  Flags


(parted) mkpart primary 1 -1s

(parted) print
Model: VMware Virtual disk (scsi)
Disk /dev/sdc: 1100GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos

Number  Start   End     Size    Type     File system  Flags
 1      1049kB  1100GB  1100GB  primary


(parted) quit
Information: You may need to update /etc/fstab.

[root@server.vm.domain.com] /root # cryptsetup -c aes-xts-plain64 luksFormat /dev/sdc1

WARNING!
========
This will overwrite data on /dev/sdc1 irrevocably.

Are you sure? (Type uppercase yes): yes
[root@server.vm.domain.com] /root # cryptsetup luksUUID /dev/sdc1
Device /dev/sdc1 is not a valid LUKS device.

[root@server.vm.domain.com] /root # ls -l /dev/sd*
brw-rw---- 1 root disk    8,   0 Oct 24 04:30 /dev/sda
brw-rw---- 1 root disk    8,   1 Oct 24 03:46 /dev/sda1
brw-rw---- 1 root disk    8,  16 Oct 24 04:30 /dev/sdb
brw-rw---- 1 root disk    8,  17 Oct 24 03:46 /dev/sdb1
brw-rw---- 1 root disk    8,  32 Oct 24 04:32 /dev/sdc
brw-rw---- 1 root disk    8,  33 Oct 24 04:31 /dev/sdc1
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