Pvcreate

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pvcreate[1] initialize a disk for use by LVM. Also partition, meta device, or loopback file are supported.

pvcreate


lsblk
pvcreate /dev/sdt
  Physical volume "/dev/sdt" successfully created.

Check:
  blkid | grep sdt
pvcreate /dev/sdb
WARNING: ext4 signature detected on /dev/sdb at offset 1080. Wipe it? [y/n]:
 pvcreate /dev/sdc
  Device /dev/sdc excluded by a filter.

Use gdisk to check if GPT partition information is on device and delete it. https://serverfault.com/a/951589


pvcreate /dev/mapper/3600a09803831417a5a244f5665797a47
  Can't open /dev/mapper/3600a09803831417a5a244f5665797a47 exclusively.  Mounted filesystem?


pvcreate /dev/mapper/3600a09803831417a5a244f5665797a47
  Physical volume "/dev/mapper/3600a09803831417a5a244f5665797a47" successfully created.


pvcreate /dev/sda234
 Can't open /dev/sda234 exclusively.  Mounted filesystem?
 Can't open /dev/sda234 exclusively.  Mounted filesystem?

Successful

pvcreate /dev/dm-24
  Physical volume "/dev/dm-24" successfully created.
pvcreate /dev/sdb
  Physical volume "/dev/sdb" successfully created.
pvcreate --uuid "FmGRh3-zhok-iVI8-7qTD-S5BI-MAEN-NYM5Sk" --restorefile /etc/lvm/archive/VG_00050.vg /dev/sdh1
  Physical volume "/dev/sdh1" successfully created
 --uuid requires use of --restorefile is compulsory unless the --norestorefile is used
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/logical_volume_manager_administration/mdatarecover
See also: UUID and vgcfgrestore

Related commands


Activities

Basic:

  1. Initialize a new disk to be used by Linux LVM with pvcreate command.
  2. Initialize a new multipath disk and make user lvm.conf if properly configured.[2]

Related:

  1. Multipath: remove multipath device unpresented to host

See also

scan: pvscan vgscan
LVM: lvs lvmscan lvm fullreport lvmreport lvmconfig lvmdump lvmcheck lvm dumpconfig
Scan: pvs vgs lvs pvscan vgscan
PV: pvcreate pvremove pvscan pvremove pvscan pvs pvchange pvck pvdisplay pvresize
LV: lvdisplay lvcreate lvremove, lvresize, lvextend, lvreduce, lvrename
VG: vgdisplay,vgcreate,vgremove, vgextend, vgreduce, vgscan, vgchange, vgrename, vgcfgbackup, vgcfgrestore, vgimportclone, vgck
Check commands: pvck vgck
  • http://man7.org/linux/man-pages/man8/pvcreate.8.html
  • https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/4/html/DM_Multipath/multipath_logical_volumes.html
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