the root is installed on LVM, and two types of file systems are used - btrfs for root and xfs for /home. Are there any issues?
fdisk -l
Disk /dev/sda: 120 GiB, 128849018880 bytes, 251658240 sectors
Disk model: Virtual disk
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: 232F490C-1E01-4EB7-BF9D-2475B8CC4830
Device Start End Sectors Size Type
/dev/sda1 2048 1050623 1048576 512M EFI System
/dev/sda2 1050624 251658206 250607583 119.5G Linux LVM
Disk /dev/mapper/system-swap: 7.7 GiB, 8266973184 bytes, 16146432 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/mapper/system-root: 40 GiB, 42949672960 bytes, 83886080 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/mapper/system-home: 25 GiB, 26843545600 bytes, 52428800 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
df -h
Filesystem Size Used Avail Use% Mounted on
devtmpfs 4.0M 4.0K 4.0M 1% /dev
tmpfs 3.7G 4.0K 3.7G 1% /dev/shm
tmpfs 1.5G 18M 1.5G 2% /run
tmpfs 4.0M 0 4.0M 0% /sys/fs/cgroup
/dev/mapper/system-root 40G 1.8G 39G 5% /
/dev/mapper/system-root 40G 1.8G 39G 5% /.snapshots
/dev/mapper/system-root 40G 1.8G 39G 5% /root
/dev/mapper/system-root 40G 1.8G 39G 5% /tmp
/dev/mapper/system-root 40G 1.8G 39G 5% /opt
/dev/mapper/system-root 40G 1.8G 39G 5% /var
/dev/mapper/system-root 40G 1.8G 39G 5% /usr/local
/dev/mapper/system-root 40G 1.8G 39G 5% /srv
/dev/mapper/system-root 40G 1.8G 39G 5% /boot/grub2/x86_64-efi
/dev/mapper/system-root 40G 1.8G 39G 5% /boot/grub2/i386-pc
/dev/sda1 511M 5.2M 506M 1% /boot/efi
/dev/mapper/system-home 25G 59M 25G 1% /home
tmpfs 751M 0 751M 0% /run/user/1000