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17ab39f743
The cache mode of a new cache pool is always explicitly included in the vg metadata. If a cache mode is not specified on the command line, the cache mode is taken from lvm.conf allocation/cache_pool_cachemode, which defaults to "writethrough". The cache mode can be displayed with lvs -o+cachemode.
177 lines
16 KiB
C
177 lines
16 KiB
C
/*
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* Copyright (C) 2002-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2013 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* This file defines the fields (columns) for the reporting commands
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* (pvs/vgs/lvs).
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*
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* The preferred order of the field descriptions in the help text
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* determines the order the entries appear in this file.
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*
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* When adding new entries take care to use the existing style.
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* Displayed fields names normally have a type prefix and use underscores.
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* Field-specific internal functions names normally match the displayed
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* field names but without underscores.
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* Help text ends with a full stop.
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*/
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/*
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* FIELD(report_object_type, structure, sort_type, heading, structure_field, output width, reporting_function, field_id, description, settable_via_lib)
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*/
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/* *INDENT-OFF* */
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FIELD(LVS, lv, STR, "LV UUID", lvid.id[1], 38, uuid, lv_uuid, "Unique identifier.", 0)
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FIELD(LVS, lv, STR, "LV", lvid, 4, lvname, lv_name, "Name. LVs created for internal use are enclosed in brackets.", 0)
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FIELD(LVS, lv, STR, "LV", lvid, 4, lvfullname, lv_full_name, "Full name of LV including its VG, namely VG/LV.", 0)
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FIELD(LVS, lv, STR, "Path", lvid, 4, lvpath, lv_path, "Full pathname for LV. Blank for internal LVs.", 0)
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FIELD(LVS, lv, STR, "DMPath", lvid, 6, lvdmpath, lv_dm_path, "Internal device-mapper pathname for LV (in /dev/mapper directory).", 0)
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FIELD(LVS, lv, STR, "Parent", lvid, 6, lvparent, lv_parent, "For LVs that are components of another LV, the parent LV.", 0)
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FIELD(LVS, lv, STR, "Attr", lvid, 4, lvstatus, lv_attr, "Various attributes - see man page.", 0)
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FIELD(LVS, lv, STR_LIST, "Layout", lvid, 10, lvlayout, lv_layout, "LV layout.", 0)
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FIELD(LVS, lv, STR_LIST, "Role", lvid, 10, lvrole, lv_role, "LV role.", 0)
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FIELD(LVS, lv, BIN, "InitImgSync", lvid, 10, lvinitialimagesync, lv_initial_image_sync, "Set if mirror/RAID images underwent initial resynchronization.", 0)
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FIELD(LVS, lv, BIN, "ImgSynced", lvid, 10, lvimagesynced, lv_image_synced, "Set if mirror/RAID image is synchronized.", 0)
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FIELD(LVS, lv, BIN, "Merging", lvid, 10, lvmerging, lv_merging, "Set if snapshot LV is being merged to origin.", 0)
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FIELD(LVS, lv, BIN, "Converting", lvid, 10, lvconverting, lv_converting, "Set if LV is being converted.", 0)
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FIELD(LVS, lv, STR, "AllocPol", lvid, 10, lvallocationpolicy, lv_allocation_policy, "LV allocation policy.", 0)
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FIELD(LVS, lv, BIN, "AllocLock", lvid, 10, lvallocationlocked, lv_allocation_locked, "Set if LV is locked against allocation changes.", 0)
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FIELD(LVS, lv, BIN, "FixMin", lvid, 10, lvfixedminor, lv_fixed_minor, "Set if LV has fixed minor number assigned.", 0)
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FIELD(LVS, lv, BIN, "MergeFailed", lvid, 15, lvmergefailed, lv_merge_failed, "Set if snapshot merge failed.", 0)
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FIELD(LVS, lv, BIN, "SnapInvalid", lvid, 15, lvsnapshotinvalid, lv_snapshot_invalid, "Set if snapshot LV is invalid.", 0)
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FIELD(LVS, lv, STR, "Health", lvid, 15, lvhealthstatus, lv_health_status, "LV health status.", 0)
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FIELD(LVS, lv, BIN, "SkipAct", lvid, 15, lvskipactivation, lv_skip_activation, "Set if LV is skipped on activation.", 0)
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FIELD(LVS, lv, STR, "Active", lvid, 6, lvactive, lv_active, "Active state of the LV.", 0)
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FIELD(LVS, lv, BIN, "ActLocal", lvid, 10, lvactivelocally, lv_active_locally, "Set if the LV is active locally.", 0)
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FIELD(LVS, lv, BIN, "ActRemote", lvid, 10, lvactiveremotely, lv_active_remotely, "Set if the LV is active remotely.", 0)
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FIELD(LVS, lv, BIN, "ActExcl", lvid, 10, lvactiveexclusively, lv_active_exclusively, "Set if the LV is active exclusively.", 0)
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FIELD(LVS, lv, NUM, "Maj", major, 3, int32, lv_major, "Persistent major number or -1 if not persistent.", 0)
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FIELD(LVS, lv, NUM, "Min", minor, 3, int32, lv_minor, "Persistent minor number or -1 if not persistent.", 0)
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FIELD(LVS, lv, SIZ, "Rahead", lvid, 6, lvreadahead, lv_read_ahead, "Read ahead setting in current units.", 0)
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FIELD(LVS, lv, SIZ, "LSize", size, 5, size64, lv_size, "Size of LV in current units.", 0)
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FIELD(LVS, lv, SIZ, "MSize", lvid, 6, lvmetadatasize, lv_metadata_size, "For thin pools, the size of the LV that holds the metadata.", 0)
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FIELD(LVS, lv, NUM, "#Seg", lvid, 4, lvsegcount, seg_count, "Number of segments in LV.", 0)
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FIELD(LVS, lv, STR, "Origin", lvid, 6, origin, origin, "For snapshots, the origin device of this LV.", 0)
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FIELD(LVS, lv, SIZ, "OSize", lvid, 5, originsize, origin_size, "For snapshots, the size of the origin device of this LV.", 0)
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FIELD(LVS, lv, PCT, "Data%", lvid, 6, datapercent, data_percent, "For snapshot and thin pools and volumes, the percentage full if LV is active.", 0)
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FIELD(LVS, lv, PCT, "Snap%", lvid, 6, snpercent, snap_percent, "For snapshots, the percentage full if LV is active.", 0)
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FIELD(LVS, lv, PCT, "Meta%", lvid, 6, metadatapercent, metadata_percent, "For thin pools, the percentage of metadata full if LV is active.", 0)
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FIELD(LVS, lv, PCT, "Cpy%Sync", lvid, 8, copypercent, copy_percent, "For RAID, mirrors and pvmove, current percentage in-sync.", 0)
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FIELD(LVS, lv, PCT, "Cpy%Sync", lvid, 8, copypercent, sync_percent, "For RAID, mirrors and pvmove, current percentage in-sync.", 0)
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FIELD(LVS, lv, NUM, "Mismatches", lvid, 10, raidmismatchcount, raid_mismatch_count, "For RAID, number of mismatches found or repaired.", 0)
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FIELD(LVS, lv, STR, "SyncAction", lvid, 10, raidsyncaction, raid_sync_action, "For RAID, the current synchronization action being performed.", 0)
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FIELD(LVS, lv, NUM, "WBehind", lvid, 7, raidwritebehind, raid_write_behind, "For RAID1, the number of outstanding writes allowed to writemostly devices.", 0)
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FIELD(LVS, lv, NUM, "MinSync", lvid, 7, raidminrecoveryrate, raid_min_recovery_rate, "For RAID1, the minimum recovery I/O load in kiB/sec/disk.", 0)
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FIELD(LVS, lv, NUM, "MaxSync", lvid, 7, raidmaxrecoveryrate, raid_max_recovery_rate, "For RAID1, the maximum recovery I/O load in kiB/sec/disk.", 0)
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FIELD(LVS, lv, STR, "Move", lvid, 4, movepv, move_pv, "For pvmove, Source PV of temporary LV created by pvmove.", 0)
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FIELD(LVS, lv, STR, "Convert", lvid, 7, convertlv, convert_lv, "For lvconvert, Name of temporary LV created by lvconvert.", 0)
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FIELD(LVS, lv, STR, "Log", lvid, 3, loglv, mirror_log, "For mirrors, the LV holding the synchronisation log.", 0)
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FIELD(LVS, lv, STR, "Data", lvid, 4, datalv, data_lv, "For thin pools, the LV holding the associated data.", 0)
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FIELD(LVS, lv, STR, "Meta", lvid, 4, metadatalv, metadata_lv, "For thin pools, the LV holding the associated metadata.", 0)
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FIELD(LVS, lv, STR, "Pool", lvid, 4, poollv, pool_lv, "For thin volumes, the thin pool LV for this volume.", 0)
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FIELD(LVS, lv, STR_LIST, "LV Tags", tags, 7, tags, lv_tags, "Tags, if any.", 0)
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FIELD(LVS, lv, STR, "LProfile", lvid, 8, lvprofile, lv_profile, "Configuration profile attached to this LV.", 0)
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FIELD(LVS, lv, STR, "Time", lvid, 26, lvtime, lv_time, "Creation time of the LV, if known", 0)
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FIELD(LVS, lv, STR, "Host", lvid, 10, lvhost, lv_host, "Creation host of the LV, if known.", 0)
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FIELD(LVS, lv, STR_LIST, "Modules", lvid, 7, modules, lv_modules, "Kernel device-mapper modules required for this LV.", 0)
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FIELD(LVSINFO, lv, NUM, "KMaj", lvid, 4, lvkmaj, lv_kernel_major, "Currently assigned major number or -1 if LV is not active.", 0)
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FIELD(LVSINFO, lv, NUM, "KMin", lvid, 4, lvkmin, lv_kernel_minor, "Currently assigned minor number or -1 if LV is not active.", 0)
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FIELD(LVSINFO, lv, SIZ, "KRahead", lvid, 7, lvkreadahead, lv_kernel_read_ahead, "Currently-in-use read ahead setting in current units.", 0)
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FIELD(LVSINFO, lv, STR, "LPerms", lvid, 8, lvpermissions, lv_permissions, "LV permissions.", 0)
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FIELD(LVSINFO, lv, BIN, "Suspended", lvid, 10, lvsuspended, lv_suspended, "Set if LV is suspended.", 0)
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FIELD(LVSINFO, lv, BIN, "LiveTable", lvid, 20, lvlivetable, lv_live_table, "Set if LV has live table present.", 0)
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FIELD(LVSINFO, lv, BIN, "InactiveTable", lvid, 20, lvinactivetable, lv_inactive_table, "Set if LV has inactive table present.", 0)
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FIELD(LVSINFO, lv, BIN, "DevOpen", lvid, 10, lvdeviceopen, lv_device_open, "Set if LV device is open.", 0)
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FIELD(LABEL, label, STR, "Fmt", type, 3, pvfmt, pv_fmt, "Type of metadata.", 0)
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FIELD(LABEL, label, STR, "PV UUID", type, 38, pvuuid, pv_uuid, "Unique identifier.", 0)
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FIELD(LABEL, label, SIZ, "DevSize", dev, 7, devsize, dev_size, "Size of underlying device in current units.", 0)
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FIELD(LABEL, label, STR, "PV", dev, 10, dev_name, pv_name, "Name.", 0)
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FIELD(LABEL, label, SIZ, "PMdaFree", type, 9, pvmdafree, pv_mda_free, "Free metadata area space on this device in current units.", 0)
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FIELD(LABEL, label, SIZ, "PMdaSize", type, 9, pvmdasize, pv_mda_size, "Size of smallest metadata area on this device in current units.", 0)
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FIELD(PVS, pv, NUM, "1st PE", pe_start, 7, size64, pe_start, "Offset to the start of data on the underlying device.", 0)
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FIELD(PVS, pv, SIZ, "PSize", id, 5, pvsize, pv_size, "Size of PV in current units.", 0)
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FIELD(PVS, pv, SIZ, "PFree", id, 5, pvfree, pv_free, "Total amount of unallocated space in current units.", 0)
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FIELD(PVS, pv, SIZ, "Used", id, 4, pvused, pv_used, "Total amount of allocated space in current units.", 0)
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FIELD(PVS, pv, STR, "Attr", id, 4, pvstatus, pv_attr, "Various attributes - see man page.", 0)
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FIELD(PVS, pv, BIN, "Allocatable", id, 10, pvallocatable, pv_allocatable, "Set if this device can be used for allocation.", 0)
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FIELD(PVS, pv, BIN, "Exported", id, 10, pvexported, pv_exported, "Set if this device is exported.", 0)
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FIELD(PVS, pv, BIN, "Missing", id, 10, pvmissing, pv_missing, "Set if this device is missing in system.", 0)
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FIELD(PVS, pv, NUM, "PE", pe_count, 3, uint32, pv_pe_count, "Total number of Physical Extents.", 0)
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FIELD(PVS, pv, NUM, "Alloc", pe_alloc_count, 5, uint32, pv_pe_alloc_count, "Total number of allocated Physical Extents.", 0)
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FIELD(PVS, pv, STR_LIST, "PV Tags", tags, 7, tags, pv_tags, "Tags, if any.", 0)
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FIELD(PVS, pv, NUM, "#PMda", id, 5, pvmdas, pv_mda_count, "Number of metadata areas on this device.", 0)
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FIELD(PVS, pv, NUM, "#PMdaUse", id, 8, pvmdasused, pv_mda_used_count, "Number of metadata areas in use on this device.", 0)
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FIELD(PVS, pv, NUM, "BA start", ba_start, 8, size64, pv_ba_start, "Offset to the start of PV Bootloader Area on the underlying device in current units.", 0)
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FIELD(PVS, pv, SIZ, "BA size", ba_size, 7, size64, pv_ba_size, "Size of PV Bootloader Area in current units.", 0)
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FIELD(VGS, vg, STR, "Fmt", cmd, 3, vgfmt, vg_fmt, "Type of metadata.", 0)
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FIELD(VGS, vg, STR, "VG UUID", id, 38, uuid, vg_uuid, "Unique identifier.", 0)
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FIELD(VGS, vg, STR, "VG", name, 4, string, vg_name, "Name.", 0)
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FIELD(VGS, vg, STR, "Attr", cmd, 5, vgstatus, vg_attr, "Various attributes - see man page.", 0)
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FIELD(VGS, vg, STR, "VPerms", cmd, 10, vgpermissions, vg_permissions, "VG permissions.", 0)
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FIELD(VGS, vg, BIN, "Extendable", cmd, 10, vgextendable, vg_extendable, "Set if VG is extendable.", 0)
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FIELD(VGS, vg, BIN, "Exported", cmd, 10, vgexported, vg_exported, "Set if VG is exported.", 0)
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FIELD(VGS, vg, BIN, "Partial", cmd, 10, vgpartial, vg_partial, "Set if VG is partial.", 0)
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FIELD(VGS, vg, STR, "AllocPol", cmd, 10, vgallocationpolicy, vg_allocation_policy, "VG allocation policy.", 0)
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FIELD(VGS, vg, BIN, "Clustered", cmd, 10, vgclustered, vg_clustered, "Set if VG is clustered.", 0)
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FIELD(VGS, vg, SIZ, "VSize", cmd, 5, vgsize, vg_size, "Total size of VG in current units.", 0)
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FIELD(VGS, vg, NUM, "VFree", cmd, 5, vgfree, vg_free, "Total amount of free space in current units.", 0)
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FIELD(VGS, vg, STR, "SYS ID", system_id, 6, string, vg_sysid, "System ID indicating when and where it was created.", 0)
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FIELD(VGS, vg, SIZ, "Ext", extent_size, 3, size32, vg_extent_size, "Size of Physical Extents in current units.", 0)
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FIELD(VGS, vg, NUM, "#Ext", extent_count, 4, uint32, vg_extent_count, "Total number of Physical Extents.", 0)
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FIELD(VGS, vg, NUM, "Free", free_count, 4, uint32, vg_free_count, "Total number of unallocated Physical Extents.", 0)
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FIELD(VGS, vg, NUM, "MaxLV", max_lv, 5, uint32, max_lv, "Maximum number of LVs allowed in VG or 0 if unlimited.", 0)
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FIELD(VGS, vg, NUM, "MaxPV", max_pv, 5, uint32, max_pv, "Maximum number of PVs allowed in VG or 0 if unlimited.", 0)
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FIELD(VGS, vg, NUM, "#PV", pv_count, 3, uint32, pv_count, "Number of PVs.", 0)
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FIELD(VGS, vg, NUM, "#LV", cmd, 3, lvcount, lv_count, "Number of LVs.", 0)
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FIELD(VGS, vg, NUM, "#SN", cmd, 3, snapcount, snap_count, "Number of snapshots.", 0)
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FIELD(VGS, vg, NUM, "Seq", seqno, 3, uint32, vg_seqno, "Revision number of internal metadata. Incremented whenever it changes.", 0)
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FIELD(VGS, vg, STR_LIST, "VG Tags", tags, 7, tags, vg_tags, "Tags, if any.", 0)
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FIELD(VGS, vg, STR, "VProfile", cmd, 8, vgprofile, vg_profile, "Configuration profile attached to this VG.", 0)
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FIELD(VGS, vg, NUM, "#VMda", cmd, 5, vgmdas, vg_mda_count, "Number of metadata areas on this VG.", 0)
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FIELD(VGS, vg, NUM, "#VMdaUse", cmd, 8, vgmdasused, vg_mda_used_count, "Number of metadata areas in use on this VG.", 0)
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FIELD(VGS, vg, SIZ, "VMdaFree", cmd, 9, vgmdafree, vg_mda_free, "Free metadata area space for this VG in current units.", 0)
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FIELD(VGS, vg, SIZ, "VMdaSize", cmd, 9, vgmdasize, vg_mda_size, "Size of smallest metadata area for this VG in current units.", 0)
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FIELD(VGS, vg, NUM, "#VMdaCps", cmd, 8, vgmdacopies, vg_mda_copies, "Target number of in use metadata areas in the VG.", 1)
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FIELD(SEGS, seg, STR, "Type", list, 4, segtype, segtype, "Type of LV segment.", 0)
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FIELD(SEGS, seg, NUM, "#Str", area_count, 4, uint32, stripes, "Number of stripes or mirror legs.", 0)
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FIELD(SEGS, seg, SIZ, "Stripe", stripe_size, 6, size32, stripesize, "For stripes, amount of data placed on one device before switching to the next.", 0)
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FIELD(SEGS, seg, SIZ, "Stripe", stripe_size, 6, size32, stripe_size, "For stripes, amount of data placed on one device before switching to the next.", 0)
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FIELD(SEGS, seg, SIZ, "Region", region_size, 6, size32, regionsize, "For mirrors, the unit of data copied when synchronising devices.", 0)
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FIELD(SEGS, seg, SIZ, "Region", region_size, 6, size32, region_size, "For mirrors, the unit of data copied when synchronising devices.", 0)
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FIELD(SEGS, seg, SIZ, "Chunk", list, 5, chunksize, chunksize, "For snapshots, the unit of data used when tracking changes.", 0)
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FIELD(SEGS, seg, SIZ, "Chunk", list, 5, chunksize, chunk_size, "For snapshots, the unit of data used when tracking changes.", 0)
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FIELD(SEGS, seg, NUM, "#Thins", list, 4, thincount, thin_count, "For thin pools, the number of thin volumes in this pool.", 0)
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FIELD(SEGS, seg, STR, "Discards", list, 8, discards, discards, "For thin pools, how discards are handled.", 0)
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FIELD(SEGS, seg, STR, "Cachemode", list, 9, cachemode, cachemode, "For cache pools, how writes are cached.", 0)
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FIELD(SEGS, seg, BIN, "Zero", list, 4, thinzero, zero, "For thin pools, if zeroing is enabled.", 0)
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FIELD(SEGS, seg, NUM, "TransId", list, 4, transactionid, transaction_id, "For thin pools, the transaction id.", 0)
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FIELD(SEGS, seg, NUM, "ThId", list, 4, thinid, thin_id, "For thin volume, the thin device id.", 0)
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FIELD(SEGS, seg, NUM, "Start", list, 5, segstart, seg_start, "Offset within the LV to the start of the segment in current units.", 0)
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FIELD(SEGS, seg, NUM, "Start", list, 5, segstartpe, seg_start_pe, "Offset within the LV to the start of the segment in physical extents.", 0)
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FIELD(SEGS, seg, SIZ, "SSize", list, 5, segsize, seg_size, "Size of segment in current units.", 0)
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FIELD(SEGS, seg, SIZ, "SSize", list, 5, segsizepe, seg_size_pe, "Size of segment in physical extents.", 0)
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FIELD(SEGS, seg, STR_LIST, "Seg Tags", tags, 8, tags, seg_tags, "Tags, if any.", 0)
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FIELD(SEGS, seg, STR, "PE Ranges", list, 9, peranges, seg_pe_ranges, "Ranges of Physical Extents of underlying devices in command line format.", 0)
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FIELD(SEGS, seg, STR, "Devices", list, 7, devices, devices, "Underlying devices used with starting extent numbers.", 0)
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FIELD(SEGS, seg, STR, "Monitor", list, 7, segmonitor, seg_monitor, "Dmeventd monitoring status of the segment.", 0)
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FIELD(PVSEGS, pvseg, NUM, "Start", pe, 5, uint32, pvseg_start, "Physical Extent number of start of segment.", 0)
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FIELD(PVSEGS, pvseg, NUM, "SSize", len, 5, uint32, pvseg_size, "Number of extents in segment.", 0)
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/* *INDENT-ON* */
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