use_lvmetad=1
        use_lvmlockd=0
        system_id_source="none"
        use_lvmpolld=1
        notify_dbus=1
}
shell {
        history_size=100
}
backup {
        backup=1
        backup_dir="/etc/lvm/backup"
        archive=1
        archive_dir="/etc/lvm/archive"
        retain_min=10
        retain_days=30
}
log {
        verbose=0
        silent=0
        syslog=1
        overwrite=0
        level=0
        indent=1
        command_names=0
        prefix="  "
        activation=0
        debug_classes=["memory","devices","activation","allocation","lvmetad","metadata","cache","locking","lvmpolld","dbus"]
}
allocation {
        maximise_cling=1
        use_blkid_wiping=1
        wipe_signatures_when_zeroing_new_lvs=1
        mirror_logs_require_separate_pvs=0
        cache_pool_metadata_require_separate_pvs=0
        thin_pool_metadata_require_separate_pvs=0
}
devices {
        dir="/dev"
        scan="/dev"
        obtain_device_list_from_udev=1
        external_device_info_source="none"
        cache_dir="/run/lvm"
        cache_file_prefix=""
        write_cache_state=1
        sysfs_scan=1
        multipath_component_detection=1
        md_component_detection=1
        fw_raid_component_detection=0
        md_chunk_alignment=1
        data_alignment_detection=1
        data_alignment=0
        data_alignment_offset_detection=1
        ignore_suspended_devices=0
        ignore_lvm_mirrors=1
        disable_after_error_count=0
        require_restorefile_with_uuid=1
        pv_min_size=2048
        issue_discards=1
        allow_changes_with_duplicate_pvs=0
}
kubuntu@kubuntu:~$ clear
kubuntu@kubuntu:~$ sudo lvmconfig
config {
        checks=1
        abort_on_errors=0
        profile_dir="/etc/lvm/profile"
}
local {
}
dmeventd {
        mirror_library="libdevmapper-event-lvm2mirror.so"
        snapshot_library="libdevmapper-event-lvm2snapshot.so"
        thin_library="libdevmapper-event-lvm2thin.so"
}
activation {
        checks=0
        udev_sync=1
        udev_rules=1
        verify_udev_operations=0
        retry_deactivation=1
        missing_stripe_filler="error"
        use_linear_target=1
        reserved_stack=64
        reserved_memory=8192
        process_priority=-18
        raid_region_size=2048
        readahead="auto"
        raid_fault_policy="warn"
        mirror_image_fault_policy="remove"
        mirror_log_fault_policy="allocate"
        snapshot_autoextend_threshold=100
        snapshot_autoextend_percent=20
        thin_pool_autoextend_threshold=100
        thin_pool_autoextend_percent=20
        use_mlockall=0
        monitoring=1
        polling_interval=15
        activation_mode="degraded"
}
global {
        umask=63
        test=0
        units="r"
        si_unit_consistency=1
        suffix=1
        activation=1
        proc="/proc"
        etc="/etc"
        locking_type=1
        wait_for_locks=1
        fallback_to_clustered_locking=1
        fallback_to_local_locking=1
        locking_dir="/run/lock/lvm"
        prioritise_write_locks=1
        abort_on_internal_errors=0
        detect_internal_vg_cache_corruption=0
        metadata_read_only=0
        mirror_segtype_default="raid1"
        raid10_segtype_default="raid10"
        sparse_segtype_default="thin"
        use_lvmetad=1
        use_lvmlockd=0
        system_id_source="none"
        use_lvmpolld=1
        notify_dbus=1
}
shell {
        history_size=100
}
backup {
        backup=1
        backup_dir="/etc/lvm/backup"
        archive=1
        archive_dir="/etc/lvm/archive"
        retain_min=10
        retain_days=30
}
log {
        verbose=0
        silent=0
        syslog=1
        overwrite=0
        level=0
        indent=1
        command_names=0
        prefix="  "
        activation=0
        debug_classes=["memory","devices","activation","allocation","lvmetad","metadata","cache","locking","lvmpolld","dbus"]
}
allocation {
        maximise_cling=1
        use_blkid_wiping=1
        wipe_signatures_when_zeroing_new_lvs=1
        mirror_logs_require_separate_pvs=0
        cache_pool_metadata_require_separate_pvs=0
        thin_pool_metadata_require_separate_pvs=0
}
devices {
        dir="/dev"
        scan="/dev"
        obtain_device_list_from_udev=1
        external_device_info_source="none"
        cache_dir="/run/lvm"
        cache_file_prefix=""
        write_cache_state=1
        sysfs_scan=1
        multipath_component_detection=1
        md_component_detection=1
        fw_raid_component_detection=0
        md_chunk_alignment=1
        data_alignment_detection=1
        data_alignment=0
        data_alignment_offset_detection=1
        ignore_suspended_devices=0
        ignore_lvm_mirrors=1
        disable_after_error_count=0
        require_restorefile_with_uuid=1
        pv_min_size=2048
        issue_discards=1
        allow_changes_with_duplicate_pvs=0
}
kubuntu@kubuntu:~$ sudo vgchange --verbose -a y
    No volume groups found.
kubuntu@kubuntu:~$ pvs
File descriptor 19 (socket:[38195]) leaked on pvs invocation. Parent PID 3762: /bin/bash
  WARNING: Running as a non-root user. Functionality may be unavailable.
  /run/lvm/lvmetad.socket: access failed: Permission denied
  WARNING: Failed to connect to lvmetad. Falling back to device scanning.
  /run/lock/lvm/P_global:aux: open failed: Permission denied
  Unable to obtain global lock.
kubuntu@kubuntu:~$ sudo pvs
kubuntu@kubuntu:~$ sudo vgs
kubuntu@kubuntu:~$ sudo lvs
kubuntu@kubuntu:~$ lsblk
NAME        MAJ:MIN RM   SIZE RO TYPE  MOUNTPOINT
loop0         7:0    0   1,7G  1 loop  /rofs
loop1         7:1    0  92,9G  1 loop  
└─loopsluks 253:0    0  92,9G  1 crypt 
sda           8:0    0 465,8G  0 disk  
└─sda1        8:1    0 465,8G  0 part  
sdb           8:16   0  93,2G  0 disk  
sdc           8:32   1   3,8G  0 disk  /cdrom
└─sdc1        8:33   1   1,8G  0 part  
sr0          11:0    1  1024M  0 rom   
kubuntu@kubuntu:~$