Lvm.conf
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cat /etc/lvm/lvm.conf | grep -v "#" | grep .
Default Ubuntu 18.04 LTS /etc/lvm/lvm.conf config file:
config {
checks = 1
abort_on_errors = 0
profile_dir = "/etc/lvm/profile"
}
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
}
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
}
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" ]
}
backup {
backup = 1
backup_dir = "/etc/lvm/backup"
archive = 1
archive_dir = "/etc/lvm/archive"
retain_min = 10
retain_days = 30
}
shell {
history_size = 100
}
global {
umask = 077
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
}
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"
}
dmeventd {
mirror_library = "libdevmapper-event-lvm2mirror.so"
snapshot_library = "libdevmapper-event-lvm2snapshot.so"
thin_library = "libdevmapper-event-lvm2thin.so"
}
Related terms[edit]
See also[edit]
- scan:
pvscanvgscan - LVM:
lvslvmscanlvm fullreportlvmreportlvmconfiglvmdumplvmchecklvm dumpconfig - Scan:
pvsvgslvspvscanvgscan - PV:
pvcreatepvremovepvscanpvremovepvscanpvspvchangepvckpvdisplaypvresize - LV:
lvdisplaylvcreatelvremove,lvresize,lvextend,lvreduce,lvrename - VG:
vgdisplay,vgcreate,vgremove,vgextend,vgreduce,vgscan,vgchange,vgrename,vgcfgbackup,vgcfgrestore,vgimportclone,vgck - Check commands:
pvckvgck
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