sudo apt-get update
sudo apt-get install xfsprogs
sudo modprobe -v xfs
sudo grep xfs /proc/filesystems
sudo modprobe nbd max_part=8
sudo qemu-nbd --connect=/dev/nbd0 /var/lib/libvirt/images/centos7.0.qcow2
sudo fdisk /dev/nbd0 -l
sudo mkdir /mnt/part1
sudo mkdir /mnt/part2
sudo mount /dev/nbd0p1 /mnt/part1
sudo pvs
sudo vgs
Монтируем LV Path от корневого раздела виртуальной машины, локальный не надо трогать, он вроде бы итак уже смонтирован.
sudo lvdisplay
--- Logical volume ---
LV Path /dev/vg_centos/root
LV Name root
VG Name vg_centos
LV UUID YcwJGJ-GtOF-1jZe-nx2w-PBWi-Qqoc-jPANS4
LV Write Access read/write
LV Creation host, time localhost, 2022-07-15 19:58:25 +0300
LV Status available
# open 0
LV Size <18.50 GiB
Current LE 4735
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:3
--- Logical volume ---
LV Path /dev/vg_centos/swap
LV Name swap
VG Name vg_centos
LV UUID oh0XeK-Wd9P-h3T0-dqza-vWQW-bPtM-ssD56a
LV Write Access read/write
LV Creation host, time localhost, 2022-07-15 19:58:26 +0300
LV Status available
# open 0
LV Size 1.00 GiB
Current LE 256
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:4
sudo vgchange -a y
sudo mount /dev/vg_centos/root /mnt/part2
sudo ls /mnt/part2
bin boot dev etc home lib lib64 lost+found media mnt opt proc root run sbin srv sys tmp usr var
bin boot dev etc home lib lib64 lost+found media mnt opt proc root run sbin srv sys tmp usr var
cat /mnt/part2/etc/os-release
NAME="CentOS Linux"
VERSION="7 (Core)"
ID="centos"
ID_LIKE="rhel fedora"
VERSION_ID="7"
PRETTY_NAME="CentOS Linux 7 (Core)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:centos:centos:7"
HOME_URL="https://www.centos.org/"
BUG_REPORT_URL="https://bugs.centos.org/"
CENTOS_MANTISBT_PROJECT="CentOS-7"
CENTOS_MANTISBT_PROJECT_VERSION="7"
REDHAT_SUPPORT_PRODUCT="centos"
REDHAT_SUPPORT_PRODUCT_VERSION="7"
VERSION="7 (Core)"
ID="centos"
ID_LIKE="rhel fedora"
VERSION_ID="7"
PRETTY_NAME="CentOS Linux 7 (Core)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:centos:centos:7"
HOME_URL="https://www.centos.org/"
BUG_REPORT_URL="https://bugs.centos.org/"
CENTOS_MANTISBT_PROJECT="CentOS-7"
CENTOS_MANTISBT_PROJECT_VERSION="7"
REDHAT_SUPPORT_PRODUCT="centos"
REDHAT_SUPPORT_PRODUCT_VERSION="7"
https://www.cyberciti.biz/faq/how-to-install-xfs-and-create-xfs-file-system-on-debianubuntu-linux/
https://gist.github.com/shamil/62935d9b456a6f9877b5?permalink_comment_id=3608240
https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/7/html/virtualization_deployment_and_administration_guide/sect-guest_virtual_machine_disk_access_with_offline_tools-the_guestfish_shell#sect-Guest_virtual_machine_disk_access_with_offline_tools-The_guestfish_shell
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