mirror of
git://sourceware.org/git/lvm2.git
synced 2024-12-22 17:35:59 +03:00
324 lines
12 KiB
C
324 lines
12 KiB
C
/*
|
|
* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
|
|
* Copyright (C) 2004-2014 Red Hat, Inc. All rights reserved.
|
|
*
|
|
* This file is part of LVM2.
|
|
*
|
|
* This copyrighted material is made available to anyone wishing to use,
|
|
* modify, copy, or redistribute it subject to the terms and conditions
|
|
* of the GNU Lesser General Public License v.2.1.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with this program; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef _LVM_DEFAULTS_H
|
|
#define _LVM_DEFAULTS_H
|
|
|
|
#include "device_mapper/vdo/vdo_limits.h"
|
|
|
|
|
|
/*
|
|
* By default the first PE is placed at 1 MiB.
|
|
*
|
|
* If default_data_alignment is 2, then the first PE
|
|
* is placed at 2 * 1 MiB.
|
|
*
|
|
* If default_data_alignment is 3, then the first PE
|
|
* is placed at 3 * 1 MiB.
|
|
*/
|
|
#define FIRST_PE_AT_ONE_MB_IN_SECTORS 2048 /* 1 MiB in 512 byte sectors */
|
|
#define FIRST_PE_AT_ONE_MB_IN_MB 1
|
|
|
|
#define DEFAULT_ARCHIVE_ENABLED 1
|
|
#define DEFAULT_BACKUP_ENABLED 1
|
|
|
|
#define DEFAULT_CACHE_FILE_PREFIX ""
|
|
|
|
#define DEFAULT_ARCHIVE_DAYS 30
|
|
#define DEFAULT_ARCHIVE_NUMBER 10
|
|
|
|
#define DEFAULT_DEV_DIR "/dev"
|
|
#define DEFAULT_PROC_DIR "/proc"
|
|
#define DEFAULT_SYSTEM_ID_SOURCE "none"
|
|
#define DEFAULT_OBTAIN_DEVICE_LIST_FROM_UDEV 1
|
|
#define DEFAULT_EXTERNAL_DEVICE_INFO_SOURCE "none"
|
|
#define DEFAULT_SYSFS_SCAN 1
|
|
#define DEFAULT_MD_COMPONENT_DETECTION 1
|
|
#define DEFAULT_FW_RAID_COMPONENT_DETECTION 0
|
|
#define DEFAULT_MD_CHUNK_ALIGNMENT 1
|
|
#define DEFAULT_IGNORE_LVM_MIRRORS 1
|
|
#define DEFAULT_MULTIPATH_COMPONENT_DETECTION 1
|
|
#define DEFAULT_IGNORE_SUSPENDED_DEVICES 0
|
|
#define DEFAULT_REQUIRE_RESTOREFILE_WITH_UUID 1
|
|
#define DEFAULT_DATA_ALIGNMENT_OFFSET_DETECTION 1
|
|
#define DEFAULT_DATA_ALIGNMENT_DETECTION 1
|
|
#define DEFAULT_ISSUE_DISCARDS 0
|
|
#define DEFAULT_PV_MIN_SIZE_KB 2048
|
|
#define DEFAULT_ALLOW_CHANGES_WITH_DUPLICATE_PVS 0
|
|
|
|
#define DEFAULT_LOCKING_LIB "liblvm2clusterlock.so"
|
|
#define DEFAULT_ERROR_WHEN_FULL 0
|
|
#define DEFAULT_FALLBACK_TO_LOCAL_LOCKING 1
|
|
#define DEFAULT_FALLBACK_TO_CLUSTERED_LOCKING 1
|
|
#define DEFAULT_WAIT_FOR_LOCKS 1
|
|
#define DEFAULT_LVMLOCKD_LOCK_RETRIES 3
|
|
#define DEFAULT_LVMETAD_UPDATE_WAIT_TIME 10
|
|
#define DEFAULT_PRIORITISE_WRITE_LOCKS 1
|
|
#define DEFAULT_USE_MLOCKALL 0
|
|
#define DEFAULT_METADATA_READ_ONLY 0
|
|
#define DEFAULT_LVDISPLAY_SHOWS_FULL_DEVICE_PATH 0
|
|
#define DEFAULT_UNKNOWN_DEVICE_NAME "[unknown]"
|
|
#define DEFAULT_USE_AIO 1
|
|
|
|
#define DEFAULT_SANLOCK_LV_EXTEND_MB 256
|
|
|
|
#define DEFAULT_MIRRORLOG MIRROR_LOG_DISK
|
|
#define DEFAULT_MIRROR_LOG_FAULT_POLICY "allocate"
|
|
#define DEFAULT_MIRROR_IMAGE_FAULT_POLICY "remove"
|
|
#define DEFAULT_MIRROR_MAX_IMAGES 8 /* limited by kernel DM_KCOPYD_MAX_REGIONS */
|
|
/* Limited by kernel failed devices bitfield in superblock (raid4/5/6 MD max 253) */
|
|
/*
|
|
* FIXME: Increase these to 64 and further to the MD maximum
|
|
* once the SubLVs split and name shift got enhanced
|
|
*/
|
|
#define DEFAULT_RAID1_MAX_IMAGES 64
|
|
#define DEFAULT_RAID_MAX_IMAGES 64
|
|
#define DEFAULT_ALLOCATION_STRIPE_ALL_DEVICES 0 /* Don't stripe across all devices if not -i/--stripes given */
|
|
|
|
#define DEFAULT_RAID_FAULT_POLICY "warn"
|
|
|
|
#define DEFAULT_DMEVENTD_RAID_LIB "libdevmapper-event-lvm2raid.so"
|
|
#define DEFAULT_DMEVENTD_MIRROR_LIB "libdevmapper-event-lvm2mirror.so"
|
|
#define DEFAULT_DMEVENTD_SNAPSHOT_LIB "libdevmapper-event-lvm2snapshot.so"
|
|
#define DEFAULT_DMEVENTD_THIN_LIB "libdevmapper-event-lvm2thin.so"
|
|
#define DEFAULT_DMEVENTD_THIN_COMMAND "lvm lvextend --use-policies"
|
|
#define DEFAULT_DMEVENTD_VDO_LIB "libdevmapper-event-lvm2vdo.so"
|
|
#define DEFAULT_DMEVENTD_VDO_COMMAND "lvm lvextend --use-policies"
|
|
#define DEFAULT_DMEVENTD_MONITOR 1
|
|
#define DEFAULT_BACKGROUND_POLLING 1
|
|
|
|
#ifndef DMEVENTD_PATH
|
|
# define DEFAULT_DMEVENTD_PATH ""
|
|
#else
|
|
# define DEFAULT_DMEVENTD_PATH DMEVENTD_PATH
|
|
#endif
|
|
|
|
#ifdef THIN_CHECK_NEEDS_CHECK
|
|
# define DEFAULT_THIN_CHECK_OPTION1 "-q"
|
|
# define DEFAULT_THIN_CHECK_OPTION2 "--clear-needs-check-flag"
|
|
# define DEFAULT_THIN_CHECK_OPTIONS_CONFIG "#S" DEFAULT_THIN_CHECK_OPTION1 "#S" DEFAULT_THIN_CHECK_OPTION2
|
|
#else
|
|
# define DEFAULT_THIN_CHECK_OPTION1 "-q"
|
|
# define DEFAULT_THIN_CHECK_OPTION2 ""
|
|
# define DEFAULT_THIN_CHECK_OPTIONS_CONFIG "#S" DEFAULT_THIN_CHECK_OPTION1
|
|
#endif
|
|
|
|
#define DEFAULT_THIN_REPAIR_OPTION1 ""
|
|
#define DEFAULT_THIN_REPAIR_OPTIONS_CONFIG "#S" DEFAULT_THIN_REPAIR_OPTION1
|
|
#define DEFAULT_THIN_POOL_METADATA_REQUIRE_SEPARATE_PVS 0
|
|
#define DEFAULT_THIN_POOL_MAX_METADATA_SIZE (DM_THIN_MAX_METADATA_SIZE / 2) /* KB */
|
|
#define DEFAULT_THIN_POOL_MIN_METADATA_SIZE 2048 /* KB */
|
|
#define DEFAULT_THIN_POOL_OPTIMAL_METADATA_SIZE (128 * 1024) /* KB */
|
|
#define DEFAULT_THIN_POOL_CHUNK_SIZE_POLICY "generic"
|
|
#define DEFAULT_THIN_POOL_CHUNK_SIZE 64 /* KB */
|
|
#define DEFAULT_THIN_POOL_CHUNK_SIZE_PERFORMANCE 512 /* KB */
|
|
/* Chunk size big enough it no longer needs jump by power-of-2 */
|
|
#define DEFAULT_THIN_POOL_CHUNK_SIZE_ALIGNED 1024 /* KB */
|
|
#define DEFAULT_THIN_POOL_DISCARDS "passdown"
|
|
#define DEFAULT_THIN_POOL_ZERO 1
|
|
#define DEFAULT_POOL_METADATA_SPARE 1 /* thin + cache */
|
|
|
|
#ifdef CACHE_CHECK_NEEDS_CHECK
|
|
# define DEFAULT_CACHE_CHECK_OPTION1 "-q"
|
|
# define DEFAULT_CACHE_CHECK_OPTION2 "--clear-needs-check-flag"
|
|
# define DEFAULT_CACHE_CHECK_OPTIONS_CONFIG "#S" DEFAULT_CACHE_CHECK_OPTION1 "#S" DEFAULT_CACHE_CHECK_OPTION2
|
|
#else
|
|
# define DEFAULT_CACHE_CHECK_OPTION1 "-q"
|
|
# define DEFAULT_CACHE_CHECK_OPTION2 ""
|
|
# define DEFAULT_CACHE_CHECK_OPTIONS_CONFIG "#S" DEFAULT_CACHE_CHECK_OPTION1
|
|
#endif
|
|
|
|
#define DEFAULT_CACHE_REPAIR_OPTION1 ""
|
|
#define DEFAULT_CACHE_REPAIR_OPTIONS_CONFIG "#S" DEFAULT_CACHE_REPAIR_OPTION1
|
|
#define DEFAULT_CACHE_POOL_METADATA_REQUIRE_SEPARATE_PVS 0
|
|
#define DEFAULT_CACHE_POOL_CHUNK_SIZE 64 /* KB */
|
|
#define DEFAULT_CACHE_POOL_MAX_CHUNKS 1000000
|
|
#define DEFAULT_CACHE_POOL_MIN_METADATA_SIZE 2048 /* KB */
|
|
#define DEFAULT_CACHE_POOL_MAX_METADATA_SIZE (16 * 1024 * 1024) /* KB */
|
|
#define DEFAULT_CACHE_POLICY "mq"
|
|
#define DEFAULT_CACHE_METADATA_FORMAT CACHE_METADATA_FORMAT_UNSELECTED /* Autodetect */
|
|
#define DEFAULT_CACHE_MODE "writethrough"
|
|
|
|
|
|
/* VDO defaults */
|
|
#define DEFAULT_VDO_USE_COMPRESSION (true)
|
|
#define DEFAULT_VDO_USE_DEDUPLICATION (true)
|
|
#define DEFAULT_VDO_USE_METADATA_HINTS (true)
|
|
#define DEFAULT_VDO_MINIMUM_IO_SIZE (4096)
|
|
#define DEFAULT_VDO_BLOCK_MAP_CACHE_SIZE_MB (DM_VDO_BLOCK_MAP_CACHE_SIZE_MINIMUM_MB)
|
|
#define DEFAULT_VDO_BLOCK_MAP_ERA_LENGTH (DM_VDO_BLOCK_MAP_ERA_LENGTH_MAXIMUM)
|
|
#define DEFAULT_VDO_USE_SPARSE_INDEX (false)
|
|
#define DEFAULT_VDO_CHECK_POINT_FREQUENCY (0)
|
|
#define DEFAULT_VDO_INDEX_MEMORY_SIZE_MB (DM_VDO_INDEX_MEMORY_SIZE_MINIMUM_MB)
|
|
#define DEFAULT_VDO_SLAB_SIZE_MB (2 * 1024) // 2GiB ... 19 slabbits
|
|
#define DEFAULT_VDO_ACK_THREADS (1)
|
|
#define DEFAULT_VDO_BIO_THREADS (4)
|
|
#define DEFAULT_VDO_BIO_ROTATION (64)
|
|
#define DEFAULT_VDO_CPU_THREADS (2)
|
|
#define DEFAULT_VDO_HASH_ZONE_THREADS (1)
|
|
#define DEFAULT_VDO_LOGICAL_THREADS (1)
|
|
#define DEFAULT_VDO_PHYSICAL_THREADS (1)
|
|
#define DEFAULT_VDO_WRITE_POLICY "auto"
|
|
#define DEFAULT_VDO_MAX_DISCARD (DM_VDO_MAX_DISCARD_MINIMUM)
|
|
|
|
#define DEFAULT_VDO_FORMAT_OPTIONS_CONFIG "#S" ""
|
|
/*
|
|
* VDO pool will reverve some sectors in the front and the back of pool device to avoid
|
|
* seeing same device twice in the system.
|
|
*/
|
|
#define DEFAULT_VDO_POOL_HEADER_SIZE (1024) // 512KiB
|
|
|
|
|
|
|
|
#define DEFAULT_FSADM_PATH FSADM_PATH
|
|
|
|
#define DEFAULT_UMASK 0077
|
|
|
|
#define DEFAULT_FORMAT "lvm2"
|
|
|
|
#define DEFAULT_STRIPESIZE 64 /* KB */
|
|
#define DEFAULT_RECORD_LVS_HISTORY 0
|
|
#define DEFAULT_LVS_HISTORY_RETENTION_TIME 0
|
|
#define DEFAULT_PVMETADATAIGNORE 0
|
|
#define DEFAULT_PVMETADATACOPIES 1
|
|
#define DEFAULT_VGMETADATACOPIES 0
|
|
#define DEFAULT_LABELSECTOR UINT64_C(1)
|
|
#define DEFAULT_READ_AHEAD "auto"
|
|
#define DEFAULT_UDEV_RULES 1
|
|
#define DEFAULT_UDEV_SYNC 1
|
|
#define DEFAULT_NOTIFY_DBUS 1
|
|
#define DEFAULT_VERIFY_UDEV_OPERATIONS 0
|
|
#define DEFAULT_RETRY_DEACTIVATION 1
|
|
#define DEFAULT_ACTIVATION_CHECKS 0
|
|
#define DEFAULT_EXTENT_SIZE 4096 /* In KB */
|
|
#define DEFAULT_MAX_PV 0
|
|
#define DEFAULT_MAX_LV 0
|
|
#define DEFAULT_ALLOC_POLICY ALLOC_NORMAL
|
|
#define DEFAULT_MIRROR_LOGS_REQUIRE_SEPARATE_PVS 0
|
|
#define DEFAULT_MAXIMISE_CLING 1
|
|
#define DEFAULT_CLUSTERED 0
|
|
|
|
#define DEFAULT_MSG_PREFIX " "
|
|
#define DEFAULT_CMD_NAME 0
|
|
#define DEFAULT_OVERWRITE 0
|
|
|
|
#ifndef DEFAULT_LOG_FACILITY
|
|
# define DEFAULT_LOG_FACILITY LOG_USER
|
|
#endif
|
|
|
|
#define DEFAULT_COMMAND_LOG_REPORT 0
|
|
#define DEFAULT_SYSLOG 1
|
|
#define DEFAULT_VERBOSE 0
|
|
#define DEFAULT_SILENT 0
|
|
#define DEFAULT_LOGLEVEL 0
|
|
#define DEFAULT_INDENT 0
|
|
#define DEFAULT_ABORT_ON_INTERNAL_ERRORS 0
|
|
#define DEFAULT_UNITS "r"
|
|
#define DEFAULT_SUFFIX 1
|
|
#define DEFAULT_HOSTTAGS 0
|
|
|
|
#ifndef DEFAULT_SI_UNIT_CONSISTENCY
|
|
# define DEFAULT_SI_UNIT_CONSISTENCY 1
|
|
#endif
|
|
|
|
#ifdef DEVMAPPER_SUPPORT
|
|
# define DEFAULT_ACTIVATION 1
|
|
#else
|
|
# define DEFAULT_ACTIVATION 0
|
|
#endif
|
|
|
|
#define DEFAULT_RESERVED_MEMORY 8192
|
|
#define DEFAULT_RESERVED_STACK 64 /* KB */
|
|
#define DEFAULT_PROCESS_PRIORITY -18
|
|
|
|
#define DEFAULT_AUTO_SET_ACTIVATION_SKIP 1
|
|
#define DEFAULT_ACTIVATION_MODE "degraded"
|
|
#define DEFAULT_USE_LINEAR_TARGET 1
|
|
#define DEFAULT_STRIPE_FILLER "error"
|
|
#define DEFAULT_RAID_REGION_SIZE 2048 /* KB */
|
|
#define DEFAULT_INTERVAL 15
|
|
|
|
#define DEFAULT_MAX_HISTORY 100
|
|
|
|
#define DEFAULT_REP_COMPACT_OUTPUT 0
|
|
#define DEFAULT_REP_ALIGNED 1
|
|
#define DEFAULT_REP_BUFFERED 1
|
|
#define DEFAULT_REP_COLUMNS_AS_ROWS 0
|
|
#define DEFAULT_REP_HEADINGS 1
|
|
#define DEFAULT_REP_PREFIXES 0
|
|
#define DEFAULT_REP_QUOTED 1
|
|
#define DEFAULT_REP_SEPARATOR " "
|
|
#define DEFAULT_REP_LIST_ITEM_SEPARATOR ","
|
|
#define DEFAULT_TIME_FORMAT "%Y-%m-%d %T %z"
|
|
|
|
#define DEFAULT_REP_OUTPUT_FORMAT "basic"
|
|
#define DEFAULT_COMPACT_OUTPUT_COLS ""
|
|
|
|
#define DEFAULT_COMMAND_LOG_SELECTION "!(log_type=status && message=success)"
|
|
|
|
#define DEFAULT_LVS_COLS "lv_name,vg_name,lv_attr,lv_size,pool_lv,origin,data_percent,metadata_percent,move_pv,mirror_log,copy_percent,convert_lv"
|
|
#define DEFAULT_VGS_COLS "vg_name,pv_count,lv_count,snap_count,vg_attr,vg_size,vg_free"
|
|
#define DEFAULT_PVS_COLS "pv_name,vg_name,pv_fmt,pv_attr,pv_size,pv_free"
|
|
#define DEFAULT_SEGS_COLS "lv_name,vg_name,lv_attr,stripes,segtype,seg_size"
|
|
#define DEFAULT_PVSEGS_COLS "pv_name,vg_name,pv_fmt,pv_attr,pv_size,pv_free,pvseg_start,pvseg_size"
|
|
#define DEFAULT_DEVTYPES_COLS "devtype_name,devtype_max_partitions,devtype_description"
|
|
#define DEFAULT_COMMAND_LOG_COLS "log_seq_num,log_type,log_context,log_object_type,log_object_name,log_object_id,log_object_group,log_object_group_id,log_message,log_errno,log_ret_code"
|
|
|
|
#define DEFAULT_LVS_COLS_VERB "lv_name,vg_name,seg_count,lv_attr,lv_size,lv_major,lv_minor,lv_kernel_major,lv_kernel_minor,pool_lv,origin,data_percent,metadata_percent,move_pv,copy_percent,mirror_log,convert_lv,lv_uuid,lv_profile"
|
|
#define DEFAULT_VGS_COLS_VERB "vg_name,vg_attr,vg_extent_size,pv_count,lv_count,snap_count,vg_size,vg_free,vg_uuid,vg_profile"
|
|
#define DEFAULT_PVS_COLS_VERB "pv_name,vg_name,pv_fmt,pv_attr,pv_size,pv_free,dev_size,pv_uuid"
|
|
#define DEFAULT_SEGS_COLS_VERB "lv_name,vg_name,lv_attr,seg_start,seg_size,stripes,segtype,stripesize,chunksize"
|
|
#define DEFAULT_PVSEGS_COLS_VERB "pv_name,vg_name,pv_fmt,pv_attr,pv_size,pv_free,pvseg_start,pvseg_size,lv_name,seg_start_pe,segtype,seg_pe_ranges"
|
|
#define DEFAULT_DEVTYPES_COLS_VERB "devtype_name,devtype_max_partitions,devtype_description"
|
|
|
|
#define DEFAULT_VGS_COLS_FULL "vg_all"
|
|
#define DEFAULT_PVS_COLS_FULL "pv_all"
|
|
#define DEFAULT_LVS_COLS_FULL "lv_all"
|
|
#define DEFAULT_PVSEGS_COLS_FULL "pvseg_all,pv_uuid,lv_uuid"
|
|
#define DEFAULT_SEGS_COLS_FULL "seg_all,lv_uuid"
|
|
|
|
#define DEFAULT_LVS_SORT "vg_name,lv_name"
|
|
#define DEFAULT_VGS_SORT "vg_name"
|
|
#define DEFAULT_PVS_SORT "pv_name"
|
|
#define DEFAULT_SEGS_SORT "vg_name,lv_name,seg_start"
|
|
#define DEFAULT_PVSEGS_SORT "pv_name,pvseg_start"
|
|
#define DEFAULT_DEVTYPES_SORT "devtype_name"
|
|
#define DEFAULT_COMMAND_LOG_SORT "log_seq_num"
|
|
|
|
#define DEFAULT_VGS_SORT_FULL "vg_name"
|
|
#define DEFAULT_PVS_SORT_FULL "pv_name"
|
|
#define DEFAULT_LVS_SORT_FULL "vg_name,lv_name"
|
|
#define DEFAULT_PVSEGS_SORT_FULL "pv_uuid,pvseg_start"
|
|
#define DEFAULT_SEGS_SORT_FULL "lv_uuid,seg_start"
|
|
|
|
#define DEFAULT_MIRROR_DEVICE_FAULT_POLICY "remove"
|
|
#define DEFAULT_MIRROR_LOG_FAULT_POLICY "allocate"
|
|
#define DEFAULT_SNAPSHOT_AUTOEXTEND_THRESHOLD 100
|
|
#define DEFAULT_SNAPSHOT_AUTOEXTEND_PERCENT 20
|
|
#define DEFAULT_THIN_POOL_AUTOEXTEND_THRESHOLD 100
|
|
#define DEFAULT_THIN_POOL_AUTOEXTEND_PERCENT 20
|
|
#define DEFAULT_VDO_POOL_AUTOEXTEND_THRESHOLD 100
|
|
#define DEFAULT_VDO_POOL_AUTOEXTEND_PERCENT 20
|
|
|
|
#define DEFAULT_SCAN_LVS 0
|
|
|
|
#define DEFAULT_HINTS "all"
|
|
|
|
#define DEFAULT_IO_MEMORY_SIZE_KB 8192
|
|
|
|
#define DEFAULT_MD_COMPONENT_CHECKS "auto"
|
|
|
|
#endif /* _LVM_DEFAULTS_H */
|