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WHATS_NEW
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Version 2.03.29 -
==================
Fix renaming of raid sub LVs when converting a volume to raid (2.03.28).
Fix segfault/VG write error for raid LV lvextend -i|--stripes -I|--stripesize.
Revert ignore -i|--stripes, -I|--stripesize for lvextend on raid0 LV (2.03.27).
Version 2.03.28 - 04th November 2024
====================================
Use radix_tree to lookup for UUID within committed metadata.
Use radix_tree to lookup LV list entry within VG struct.
Introduce setting config/validate_metadata = full | none.
Restore fs resize call for lvresize -r on the same size LV (2.03.17).
Correct off-by-one devicesfile backup counting.
Replace use of dm_hash with radix_tree for lv names and uuids.
Refactor vg_validate with uniq_insert and better use of CPU caches.
Add radix_tree_uniq_insert.
Update DM cache when taking next VG lock instead of dropping it.
Generate json string id only for json reporting.
For vgsummary use new API call dm_config_parse_only_section().
Use radix_tree for PV names mapping.
Split check_lv_segment into separate _in/complete_vg variant.
Use find_lv instead of find_lv_in_vg when possible.
Do a mirror fixup only when mirrors with logs are imported.
Add faster crc32 calculation from zlib code for x86_64.
Fall back to direct zeroing if BLKZEROOUT fails during new LV initialization.
Version 2.03.27 - 02nd October 2024
===================================
Fix swap device size detection using blkid for lvresize/lvreduce/lvextend.
Detect GPT partition table and pass partition filter if no partitions defined.
Add global/sanlock_align_size option to configure sanlock lease size.
Disable mem locking when activation/reserved_stack or reserved_memory is 0.
Fix locking issues in lvmlockd leaving thin pool locked.
Deprecate vdo settings vdo_write_policy and vdo_write_policy.
Lots of typo fixes across lvm2 code base (codespell).
Corrected integrity parameter interleave_sectors for DM table line.
Ignore -i|--stripes, -I|--stripesize for lvextend on raid0 LV, like raid10.
Do not accept duplicate device names for pvcreate.
Version 2.03.26 - 23rd August 2024
==================================
Fix internal error reported by pvmove on a VG with single PV.
Also accept --mknodes --refresh for vgscan.
Fix vgmknodes --refresh to wait for udev before checking /dev content.
Use log/report_command_log=1 config setting by default for JSON output format.
Fix unreleased memory pools on RAID lvextend.
Add --integritysettings option to manipulate dm-integrity settings.
Version 2.03.25 - 12nd July 2024
================================
Utilize more radix_tree instead of dm_hash and btree.
Refactor DM uuid caching from device_mapper directory.
Enhance checking for DM uuid device.
Fix lvm shell command completion on tab key (2.03.24).
Avoid lockd_vg call to lvmlockd for local VGs.
Allow forced change of locktype from none.
Handle OPTIONS defined in /etc/sysconfig/lvmlockd.
Version 2.03.24 - 16th May 2024
===============================
Lvconvert supports VDO options for thin-pool with vdo conversion.
Improve placement to .data.rel.ro and .rodata sections.
Fix support for -y and -W when creating thinpool with vdo.
Better support for runtime valgrind detection.
Allow command interruption when communicating with dmeventd.
Fix resize of VDO volume used for thin pool data volume.
Use -Wl,-z,now and -Wl,--as-needed for compilation by default.
Require 3.7 as minimal version for sanlock.
Share code for closing opened descriptors on program startup.
Fix memleak in lvmcache.
Add configure --with-default-event-activation=ON setting.
Fix return value from reporter function when hitting internal error.
Skip checking of pools for lvremove and vgremove commands.
VDO modprobes dm-vdo for 6.9 kernel and kvdo for older kernel version.
Fix lvs reporting for VDO volumes with new upstream kernel driver.
Don't import DM_UDEV_DISABLE_OTHER_RULES_FLAG in LVM rules, DM rules cover it.
Fix table line generation for cache snapshots using cachevol.
Enhance lvconvert support for external origins stacking.
When swapping LV names also swap properties like hostname, time and data.
Fix removal of stacked external origins.
Lock filesystem when converting volume to read-only external origin.
Support external origin between different thin-pool.
Improve validation of acceptable volumes for external origins.
Reduce amount of preloaded devices for complex device trees.
Avoid logging problems from monitoring snapshots with inactive origins.
Check for cache policy module presence in kernel's builtin modules file.
Add configure --with-modulesdir to select kernel modules directory.
Support creation of thin-pool with VDO use for its data volume.
Version 2.03.23 - 21st November 2023
====================================
Set the first lv_attr flag for raid integrity images to i or I.
Add -A option for pvs and pvscan to show PVs outside devices file.
Improve searched_devnames temp file usage to prevent redundant scanning.
Change default search_for_devnames from auto to all.
Add lvmdevices --refresh to search for missing PVIDs on all devices.
Add comparison between old and new entries in lvmdevices --check.
Fix device_id matching order - match non-devname first.
Fix "lvconvert -m 0" when there is other than first in-sync leg.
Use system.devices as default for dmeventd when dmeventd.devices is undefined.
Accept WWIDs containing QEMU HARDDISK for device_id.
Improve handling of non-standard WWID prefixes used for device_id.
Configure automatically enables cmdlib for dmeventd and notify-dbus for dbus.
Fix hint calculation for pools with zero or error segment.
Configure supports --disable-shared to build only static binaries.
Configure supports --without-{blkid|systemd|udev} for easier static build.
Refresh device ids if the system changes.
Fix pvmove when specifying raid components as moved LVs.
Enhance error detection for lvm_import_vdo.
Support PV lists with thin lvconvert.
Fix support for lvm_import_vdo with SCSI VDO volumes.
Fix locking issue leading to hanging concurrent vgchange --refresh.
Recognise lvm.conf report/headings=2 for full column names in report headings.
Add --headings none|abbrev|full cmd line option to set report headings type.
Fix conversion to thin pool using lvmlockd.
Fix conversion from thick into thin volume using lvmlockd.
Require writable LV for conversion to vdo pool.
Fix return value from lvconvert integrity remove.
Preserve UUID for pool metadata spare.
Preserve UUID for swapped pool metadata.
Rewrite validation of device name entries used as device_id.
version 2.03.22 - 02nd August 2023
==================================
Fix pv_major/pv_minor report field types so they are integers, not strings.
Add lvmdevices --delnotfound to delete entries for missing devices.
Always use cachepool name for metadata backup LV for lvconvert --repair.
Make metadata backup LVs read-only after pool's lvconvert --repair.
Improve VDO and Thin support with lvmlockd.
Handle 'lvextend --usepolicies' for pools for all activation variants.
Fix memleak in vgchange autoactivation setup.
Update py-compile building script.
Support conversion from thick to fully provisioned thin LV.
Cache/Thin-pool can use error and zero volumes for testing.
Individual thin volume can be cached, but cannot take snapshot.
Better internal support for handling error and zero target (for testing).
Resize COW above trimmed maximal size is does not return error.
Support parsing of vdo geometry format version 4.
Add lvm.conf thin_restore and cache_restore settings.
Handle multiple mounts while resizing volume with a FS.
Handle leading/trailing spaces in sys_wwid and sys_serial used by device_id.
Enhance lvm_import_vdo and use snapshot when converting VDO volume.
Fix parsing of VDO metadata.
Fix failing -S|--select for non-reporting cmds if using LV info/status fields.
Allow snapshots of raid+integrity LV.
Fix multisegment RAID1 allocator to prevent using single disk for more legs.
version 2.03.21 - 21st April 2023
=================================
Fix activation of vdo-pool for with 0 length headers (converted pools).
Avoid printing internal init messages when creation integration devices.
Allow (write)cache over raid+integrity LV.
version 2.03.20 - 21st March 2023
=================================
Fix segfault if using -S|--select with log/report_command_log=1 setting.
Configure now fails when requested lvmlockd dependencies are missing.
Add some configure Gentoo enhancements for static builds.
version 2.03.19 - 21st February 2023
====================================
Configure supports --with-systemd-run executed from udev rules.
Enhancement for build with MuslC systemd and non-bash system shells (dash).
Do not reset SYSTEMD_READY variable in udev for PVs on MD and loop devices.
Ensure udev is processing origin LV before its thick snapshots LVs.
Fix and improve runtime memory size detection for VDO volumes.
version 2.03.18 - 22nd December 2022
====================================
Fix issues reported by coverity scan.
Fix warning for thin pool overprovisioning on lvextend (2.03.17).
Add support for writecache metadata_only and pause_writeback settings.
Fix missing error messages in lvmdbusd.
Version 2.03.17 - 10th November 2022
====================================
Add new options (--fs, --fsmode) for FS handling when resizing LVs.
Fix 'lvremove -S|--select LV' to not also remove its historical LV right away.
Fix lv_active field type to binary so --select and --binary applies properly.
Switch to use mallinfo2 and use it only with glibc.
Error out in lvm shell if using a cmd argument not supported in the shell.
Fix lvm shell's lastlog command to report previous pre-command failures.
Keep libaio locked in memory in critical section.
Extend VDO and VDOPOOL without flushing and locking fs.
Add --valuesonly option to lvmconfig to print only values without keys.
Updates configure with recent autoconf tooling.
Fix lvconvert --test --type vdo-pool execution.
Add json_std output format for more JSON standard compliant version of output.
Fix vdo_slab_size_mb value for converted VDO volume.
Fix many corner cases in device_id, including handling of S/N duplicates.
Fix various issues in lvmdbusd.
Version 2.03.16 - 18th May 2022
===============================
Fix segfault when handling selection with historical LVs.
Add support --vdosettings with lvcreate, lvconvert, lvchange.
Filtering multipath devices respects blacklist setting from multipath
configuration.
lvmdevices support for removing by device id using --deviceidtype and
--deldev.
Display writecache block size with lvs -o writecache_block_size.
Improve cachesettings description in man lvmcache.
Fix losing of delete message on thin-pool extension.
Version 2.03.15 - 07th February 2022
====================================
Remove service based autoactivation. global/event_activation = 0 is NOOP.
Improve support for metadata profiles for --type writecache.
Use cache or active DM device when available with new kernels.
Introduce function to utilize UUIDs from DM_DEVICE_LIST.
Increase some hash table size to better support large device sets.
Version 2.03.14 - 20th October 2021
===================================
Device scanning is skipping directories on different filesystems.
Print info message with too many or too large archived files.
Reduce metadata readings during scanning phase.
Optimize computation of crc32 check sum with multiple PVs.
Enhance recover path on cache creation failure.
Filter out unsupported MQ/SMQ cache policy setting.
Fix memleak in mpath filter.
Support newer location for VDO statistics.
Add support for VDO async-unsafe write policy.
Improve lvm_import_vdo script.
Support VDO LV with lvcreate -ky.
Fix lvconvert for VDO LV bigger then 2T.
Create VDO LVs automatically without zeroing.
Rename vdoimport to lvm_import_vdo.
Version 2.03.13 - 11th August 2021
==================================
Changes in udev support:
- obtain_device_list_from_udev defaults to 0.
- see devices/external_device_info_source,
devices/obtain_device_list_from_udev, and devices/multipath_wwids_file help
in lvm.conf
Fix devices file handling of loop with deleted backing file.
Fix devices file handling of scsi_debug WWIDs.
Fix many static analysis issues.
Support --poolmetadataspare with vgsplit and vgmerge.
Fix detection of active components of external origin volume.
Add vdoimport tool to support conversion of VDO volumes.
Support configurable allocation/vdo_pool_header_size.
Fix handling of lvconvert --type vdo-pool --virtualsize.
Simplified handling of archive() and backup() internal calls.
Add 'idm' locking type for IDM lock manager.
Fix load of kvdo target when it is not present in memory (2.03.12).
Version 2.03.12 - 07th May 2021
===============================
Allow attaching cache to thin data volume.
Fix memleak when generating list of outdated pvs.
Better hyphenation usage in man pages.
Replace use of deprecated security_context_t with char*.
Configure supports AIO_LIBS and AIO_CFLAGS.
Improve build process for static builds.
New --setautoactivation option to modify LV or VG auto activation.
New metadata based autoactivation property for LVs and VGs.
Improve signal handling with lvmpolld.
Signal handler can interrupt command also for SIGTERM.
Lvreduce --yes support.
Add configure option --with/out-symvers for non-glibc builds.
Report error when the filesystem is missing on fsadm resized volume.
Handle better blockdev with --getsize64 support for fsadm.
Do not include editline/history.h when using editline library.
Support error and zero segtype for thin-pool data for testing.
Support mixed extension for striped, error and zero segtypes.
Support resize also for stacked virtual volumes.
Skip dm-zero devices just like with dm-error target.
Reduce ioctl() calls when checking target status.
Merge polling does not fail, when LV is found to be already merged.
Poll volumes with at least 100ms delays.
Do not flush dm cache when cached LV is going to be removed.
New lvmlockctl_kill_command configuration option.
Support interruption while waiting on device close before deactivation.
Flush thin-pool messages before removing more thin volumes.
Improve hash function with less collisions and make it faster.
Reduce ioctl count when deactivating volumes.
Reduce number of metadata parsing.
Enhance performance of lvremove and vgremove commands.
Support interruption when taking archive and backup.
Accelerate large lvremoves.
Speedup search for cached device nodes.
Speedup command initialization.
Add devices file feature, off by default for now.
Support extension of writecached volumes.
Fix problem with unbound variable usage within fsadm.
Fix IMSM MD RAID detection on 4k devices.
Check for presence of VDO target before starting any conversion.
Support metadata profiles with volume VDO pool conversions.
Support -Zn for conversion of already formatted VDO pools.
Avoid removing LVs on error path of lvconvert during creation volumes.
Fix crashing lvdisplay when thin volume was waiting for merge.
Support option --errorwhenfull when converting volume to thin-pool.
Improve thin-performance profile support conversion to thin-pool.
Add workaround to avoid read of internal 'converted' devices.
Prohibit merging snapshot into the read-only thick snapshot origin.
Restore support for flipping rw/r permissions for thin snapshot origin.
Support resize of cached volumes.
Disable autoactivation with global/event_activation=0.
Check if lvcreate passes read_only_volume_list with tags and skips zeroing.
Allocation prints better error when metadata cannot fit on a single PV.
Pvmove can better resolve full thin-pool tree move.
Limit pool metadata spare to 16GiB.
Improves conversion and allocation of pool metadata.
Support thin pool metadata 15.88GiB, adds 64MiB, thin_pool_crop_metadata=0.
Enhance lvdisplay to report raid available/partial.
Support online rename of VDO pools.
Improve removal of pmspare when last pool is removed.
Fix problem with wiping of converted LVs.
Fix memleak in scanning (2.03.11).
Fix corner case allocation for thin-pools.
Version 2.03.11 - 08th January 2021
===================================
Fix pvck handling MDA at offset different from 4096.
Partial or degraded activation of writecache is not allowed.
Enhance error handling for fsadm and handle correct fsck result.
Dmeventd lvm plugin ignores higher reserved_stack lvm.conf values.
Support using BLKZEROOUT for clearing devices.
Support interruption when wiping LVs.
Support interruption for bcache waiting.
Fix bcache when device has too many failing writes.
Fix bcache waiting for IO completion with failing disks.
Configure use own python path name order to prefer using python3.
Add configure --enable-editline support as an alternative to readline.
Enhance reporting and error handling when creating thin volumes.
Enable vgsplit for VDO volumes.
Lvextend of vdo pool volumes ensure at least 1 new VDO slab is added.
Use revert_lv() on reload error path after vg_revert().
Configure --with-integrity enabled.
Restore lost signal blocking while VG lock is held.
Improve estimation of needed extents when creating thin-pool.
Use extra 1% when resizing thin-pool metadata LV with --use-policy.
Enhance --use-policy percentage rounding.
Configure --with-vdo and --with-writecache as internal segments.
Improving VDO man page examples.
Allow pvmove of writecache origin.
Report integrity fields.
Integrity volumes defaults to journal mode.
Switch code base to use flexible array syntax.
Fix 64bit math when calculation cachevol size.
Preserve uint32_t for seqno handling.
Switch from mmap to plain read when loading regular files.
Update lvmvdo man page and better explain DISCARD usage.
Version 2.03.10 - 09th August 2020
==================================
Add writecache and integrity support to lvmdbusd.
Generate unique cachevol name when default required from lvcreate.
Converting RAID1 volume to one with same number of legs now succeeds with a
warning.
Fix conversion to raid from striped lagging type.
Fix conversion to 'mirrored' mirror log with larger regionsize.
Zero pool metadata on allocation (disable with allocation/zero_metadata=0).
Failure in zeroing or wiping will fail command (bypass with -Zn, -Wn).
Add lvcreate of new cache or writecache lv with single command.
Fix running out of free buffers for async writing for larger writes.
Add integrity with raid capability.
Fix support for lvconvert --repair used by foreign apps (i.e. Docker).
Version 2.03.09 - 26th March 2020
=================================
Fix formatting of vdopool (vdo_slab_size_mb was smaller by 2 bits).
Fix showing of a dm kernel error when uncaching a volume with cachevol.
Version 2.03.08 - 11th February 2020
====================================
Prevent problematic snapshots of writecache volumes.
Add error handling for failing allocation in _reserve_area().
Fix memleak in syncing of internal cache.
Fix pvck dump_current_text memleak.
Fix lvmlockd result code on error path for _query_lock_lv().
Update pvck man page and help output.
Reject invalid writecache high/low_watermark setting.
Report writecache status.
Accept more output lines from vdo_format.
Prohibit reshaping of stacked raid LVs.
Avoid running cache input arg validation when creating vdo pool.
Prevent raid reshaping of stacked volumes.
Added VDO lvmdbusd methods for enable/disable compression & dedupe.
Added VDO lvmdbusd method for converting LV to VDO pool.
Version 2.03.07 - 30th November 2019
====================================
Subcommand in vgck for repairing headers and metadata.
Ensure minimum required region size on striped RaidLV creation.
Fix resize of thin-pool with data and metadata of different segtype.
Improve mirror type leg splitting.
Improve error path handling in daemons on shutdown.
Fix activation order when removing merged snapshot.
Experimental VDO support for lvmdbusd.
Version 2.03.06 - 23rd October 2019
===================================
Add _cpool suffix to cache-pool LV name when used by caching LV.
No longer store extra UUID for cmeta and cdata cachevol layer.
Enhance activation of cache devices with cachevols.
Add _cvol in list of protected suffixes and start use it with DM UUID.
Rename LV converted to cachevol to use _cvol suffix.
Use normal LVs for wiping of cachevols.
Reload cleanered cache DM only with cleaner policy.
Fix cmd return when zeroing of cachevol fails.
Extend lvs to show all VDO properties.
Preserve VDO write policy with vdopool.
Increase default vdo bio threads to 4.
Continue report when cache_status fails.
Add support for DM_DEVICE_GET_TARGET_VERSION into device_mapper.
Fix cmirrord usage of header files from device_mapper subdir.
Allow standalone activation of VDO pool just like for thin-pools.
Activate thin-pool layered volume as 'read-only' device.
Ignore crypto devices with UUID signature CRYPT-SUBDEV.
Enhance validation for thin and cache pool conversion and swapping.
Improve internal removal of cached devices.
Synchronize with udev when dropping snapshot.
Add missing device synchronization point before removing pvmove node.
Correctly set read_ahead for LVs when pvmove is finished.
Remove unsupported OPTIONS+="event_timeout" udev rule from 11-dm-lvm.rules.
Prevent creating VGs with PVs with different logical block sizes.
Fix metadata writes from corrupting with large physical block size.
Version 2.03.05 - 15th June 2019
================================
Fix command definition for pvchange -a.
Add vgck --updatemetadata command that will repair metadata problems.
Improve VG reading to work if one good copy of metadata is found.
Report/display/scan commands that read VGs will no longer write/repair.
Move metadata repairs from VG reading to VG writing.
Add config setting md_component_checks to control MD component checks.
Add end of device MD component checks when dev has no udev info.
Version 2.03.04 - 10th June 2019
================================
Remove unused_duplicate_devs from cmd causing segfault in dmeventd.
Version 2.03.03 - 07th June 2019
================================
Report no_discard_passdown for cache LVs with lvs -o+kernel_discards.
Add pvck --dump option to extract metadata.
Fix signal delivery checking race in libdaemon (lvmetad).
Add missing Before=shutdown.target to LVM2 services to fix shutdown ordering.
Skip autoactivation for a PV when PV size does not match device size.
Remove first-pvscan-initialization which should no longer be needed.
Add remote refresh through lvmlockd/dlm for shared LVs after lvextend.
Ignore foreign and shared PVs for pvscan online files.
Add config setting to control fields in debug file and verbose output.
Add command[pid] and timestamp to debug file and verbose output.
Fix missing growth of _pmspare volume when extending _tmeta volume.
Automatically grow thin metadata, when thin data gets too big.
Add synchronization with udev before removing cached devices.
Add support for caching VDO LVs and VDOPOOL LVs.
Add support for vgsplit with cached devices.
Query mpath device only once per command for its state.
Use device INFO instead of STATUS when checking for mpath device uuid.
Change default io_memory_size from 4 to 8 MiB.
Add config setting io_memory_size to set bcache size.
Fix pvscan autoactivation for concurrent pvscans.
Change scan_lvs default to 0 so LVs are not scanned for PVs.
Thin-pool selects power-of-2 chunk size by default.
Cache selects power-of-2 chunk size by default.
Support resizing for VDOPoolLV and VDOLV.
Improve -lXXX%VG modifier which improves cache segment estimation.
Ensure migration_threshold for cache is at least 8 chunks.
Restore missing man info lvcreate --zero for thin-pools.
Drop misleading comment for metadata minimum_io_size for VDO segment.
Add device hints to reduce scanning.
Introduce LVM_SUPPRESS_SYSLOG to suppress syslog usage by generator.
Fix generator querying lvmconfig unpresent config option.
Fix memleak on bcache error path code.
Fix missing unlock on lvm2 dmeventd plugin error path initialization.
Improve Makefile dependency tracking.
Move VDO support towards V2 target (6.2) support.
Version 2.03.02 - 18th December 2018
====================================
Fix missing proper initialization of pv_list struct when adding pv.
Fix (de)activation of RaidLVs with visible SubLVs.
Prohibit mirrored 'mirror' log via lvcreate and lvconvert.
Use sync io if async io_setup fails, or use_aio=0 is set in config.
Fix more issues reported by coverity scan.
Version 2.03.01 - 31st October 2018
===================================
Version 2.03.00 - 10th October 2018
===================================
Add hot fix to avoiding locking collision when monitoring thin-pools.
Allow raid4 -> linear conversion request.
Fix lvconvert striped/raid0/raid0_meta -> raid6 regression.
Add 'lvm2-activation-generator:' prefix for kmsg messages logged by generator.
Add After=rbdmap.service to {lvm2-activation-net,blk-availability}.service.
Reduce max concurrent aios to avoid EMFILE with many devices.
Fix lvconvert conversion attempts to linear.
Fix lvconvert raid0/raid0_meta -> striped regression.
Fix lvconvert --splitmirror for mirror type (2.02.178).
Do not pair cache policy and cache metadata format.
lvconvert: reject conversions on raid1 LVs with split tracked SubLVs
lvconvert: reject conversions on raid1 split tracked SubLVs
Add basic creation support for VDO target.
Never send any discard ioctl with test mode.
Fix thin-pool alloc which needs same PV for data and metadata.
Extend list of non-memlocked areas with newly linked libs.
Enhance vgcfgrestore to check for active LVs in restored VG.
Configure supports --disable-silent-rules for verbose builds.
Fix unmonitoring of merging snapshots.
Cache can uses metadata format 2 with cleaner policy.
Fix check if resized PV can also fit metadata area.
Avoid showing internal error in lvs output or pvmoved LVs.
Remove clvmd
Remove lvmlib (api)
Remove lvmetad
Use versionsort to fix archive file expiry beyond 100000 files.
Version 2.02.178-rc1 - 24th May 2018
====================================
Add libaio dependency for build.
Remove lvm1 and pool format handling and add filter to ignore them.
Move some filter checks to after disks are read.
Rework disk scanning and when it is used.
Add new io layer and shift code to using it.
Fix lvconvert's return code on degraded -m raid1 conversion.
--enable-testing switch for ./configure has been removed.
--with-snapshots switch for ./configure has been removed.
--with-mirrors switch for ./configure has been removed.
--with-raid switch for ./configure has been removed.
--with-thin switch for ./configure has been removed.
--with-cache switch for ./configure has been removed.
Include new unit-test framework and unit tests.
Extend validation of region_size for mirror segment.
Reload whole device stack when reinitializing mirror log.
Mirrors without monitoring are WARNING and not blocking on error.
Detect too big region_size with clustered mirrors.
Fix evaluation of maximal region size for mirror log.
Enhance mirror log size estimation and use smaller size when possible.
Fix incorrect mirror log size calculation on 32bit arch.
Enhance preloading tree creating.
Fix regression on acceptance of any LV on lvconvert.
Restore usability of thin LV to be again external origin for another thin.
Keep systemd vars on change event in 69-dm-lvm-metad.rules for systemd reload.
Write systemd and non-systemd rule in 69-dm-lvm-metad.rules, GOTO active one.
Add test for activation/volume_list (Sub)LV remnants.
Disallow usage of cache format 2 with mq cache policy.
Again accept striped LV as COW LV with lvconvert -s (2.02.169).
Fix raid target version testing for supported features.
Allow activation of pools when thin/cache_check tool is missing.
Remove RaidLV on creation failure when rmeta devices can't be activated.
Add prioritized_section() to restore cookie boundaries (2.02.177).
Enhance error messages when read error happens.
Enhance mirror log initialization for old mirror target.
Skip private crypto and stratis devices.
Skip frozen raid devices from scanning.
Activate RAID SubLVs on read_only_volume_list readwrite.
Offer convenience type raid5_n converting to raid10.
Automatically avoid reading invalid snapshots during device scan.
Ensure COW device is writable even for read-only thick snapshots.
Support activation of component LVs in read-only mode.
Extend internal library to recognize and work with component LV.
Skip duplicate check for active LV when prompting for its removal.
Activate correct lock holding LV when it is cached.
Do not modify archived metadata when removing striped raid.
Fix memleak on error path when obtaining lv_raid_data_offset.
Fix compatibility size test of extended external origin.
Add external_origin visiting in for_each_sub_lv().
Ensure cluster commands drop their device cache before locking VG.
Do not report LV as remotely active when it's locally exclusive in cluster.
Add deprecate messages for usage of mirrors with mirrorlog.
Separate reporting of monitoring status and error status.
Improve validation of created strings in vgimportclone.
Add missing initialisation of mem pool in systemd generator.
Do not reopen output streams for multithreaded users of liblvm.
Configure ensures /usr/bin dir is checked for dmpd tools.
Restore pvmove support for wide-clustered active volumes (2.02.177).
Avoid non-exclusive activation of exclusive segment types.
Fix trimming sibling PVs when doing a pvmove of raid subLVs.
Preserve exclusive activation during thin snapshot merge.
Avoid exceeding array bounds in allocation tag processing.
Add --lockopt to common options and add option to skip selected locks.
Version 2.02.177 - 18th December 2017
=====================================
When writing text metadata content, use complete 4096 byte blocks.
Change text format metadata alignment from 512 to 4096 bytes.
When writing metadata, consistently skip mdas marked as failed.
Refactor and adjust text format metadata alignment calculation.
Fix python3 path in lvmdbusd to use value detected by configure.
Reduce checks for active LVs in vgchange before background polling.
Ensure _node_send_message always uses clean status of thin pool.
Fix lvmlockd to use pool lock when accessing _tmeta volume.
Report expected sanlock_convert errors only when retries fail.
Avoid blocking in sanlock_convert on SH to EX lock conversion.
Deactivate missing raid LV legs (_rimage_X-missing_Y_Z) on deactivation.
Skip read-modify-write when entire block is replaced.
Categorise I/O with reason annotations in debug messages.
Allow extending of raid LVs created with --nosync after a failed repair.
Command will lock memory only when suspending volumes.
Merge segments when pvmove is finished.
Remove label_verify that has never been used.
Ensure very large numbers used as arguments are not casted to lower values.
Enhance reading and validation of options stripes and stripes_size.
Fix printing of default stripe size when user is not using stripes.
Activation code for pvmove automatically discovers holding LVs for resume.
Make a pvmove LV locking holder.
Do not change critical section counter on resume path without real resume.
Enhance activation code to automatically suspend pvmove participants.
Prevent conversion of thin volumes to snapshot origin when lvmlockd is used.
Correct the steps to change lock type in lvmlockd man page.
Retry lock acquisition on recognized sanlock errors.
Fix lock manager error codes in lvmlockd.
Remove unnecessary single read from lvmdiskscan.
Check raid reshape flags in vg_validate().
Add support for pvmove of cache and snapshot origins.
Avoid using precommitted metadata for suspending pvmove tree.
Enhance pvmove locking.
Deactivate activated LVs on error path when pvmove activation fails.
Add "io" to log/debug_classes for logging low-level I/O.
Eliminate redundant nested VG metadata in VG struct.
Avoid importing persistent filter in vgscan/pvscan/vgrename.
Fix memleak of string buffer when vgcfgbackup runs in secure mode.
Do not print error when clvmd cannot find running clvmd.
Prevent start of new merge of snapshot if origin is already being merged.
Fix offered type for raid6_n_6 to raid5 conversion (raid5_n).
Deactivate sub LVs when removing unused cache-pool.
Do not take backup with suspended devices.
Avoid RAID4 activation on incompatible kernels under all circumstances.
Reject conversion request to striped/raid0 on 2-legged raid4/5.
Version 2.02.176 - 3rd November 2017
====================================
Keep Install section only in lvm2-{lvmetad,lvmpolld}.socket systemd unit.
Fix segfault in lvm_pv_remove in liblvm. (2.02.173)
Do not allow storing VG metadata with LV without any segment.
Fix printed message when thin snapshot was already merged.
Remove created spare LV when creation of thin-pool failed.
Avoid reading ignored metadata when mda gets used again.
Fix detection of moved PVs in vgsplit. (2.02.175)
Ignore --stripes/--stripesize on RAID takeover
Improve used paths for generated systemd units and init shells.
Disallow creation of snapshot of mirror/raid subLV (was never supported).
Fix regression in more advanced vgname extraction in lvconvert (2.02.169).
Allow lvcreate to be used for caching of _tdata LV.
Avoid internal error when resizing cache type _tdata LV (not yet supported).
Show original converted names when lvconverting LV to pool volume.
Move lib code used only by liblvm into metadata-liblvm.c.
Distinguish between device not found and excluded by filter.
Monitor external origin LVs.
Remove the replicator code, including configure --with-replicators.
Allow lvcreate --type mirror to work with 100%FREE.
Improve selection of resource name for complex volume activation lock.
Avoid cutting first character of resource name for activation lock.
Support for encrypted devices in fsadm.
Improve thin pool overprovisioning and repair warning messages.
Fix incorrect adjustment of region size on striped RaidLVs.
Version 2.02.175 - 6th October 2017
===================================
Use --help with blockdev when checking for --getsize64 support in fsadm.
Dump lvmdbusd debug information with SIGUSR1.
Fix metadata corruption in vgsplit and vgmerge intermediate states.
Add PV_MOVED_VG PV status flag to mark PVs moving between VGs.
Fix lvmdbus hang and recognise unknown VG correctly.
Improve error messages when command rules fail.
Require LV name with pvmove in a shared VG.
Allow shared active mirror LVs with lvmlockd, dlm, and cmirrord.
Support lvconvert --repair with cache and cachepool volumes.
lvconvert --repair respects --poolmetadataspare option.
Mark that we don't plan to develop liblvm2app and python bindings any further.
Fix thin pool creation in shared VG. (2.02.173)
Version 2.02.174 - 13th September 2017
======================================
Prevent raid1 split with trackchanges in a shared VG.
Avoid double unlocking of client & lockspace mutexes in lvmlockd.
Fix leaking of file descriptor for non-blocking filebased locking.
Fix check for 2nd mda at end of disk fits if using pvcreate --restorefile.
Use maximum metadataarea size that fits with pvcreate --restorefile.
Always clear cached bootloaderarea when wiping label e.g. in pvcreate.
Disallow --bootloaderareasize with pvcreate --restorefile.
Fix lvmlockd check for running lock managers during lock adoption.
Add --withgeneralpreamble and --withlocalpreamble to lvmconfig.
Improve makefiles' linking.
Fix some paths in generated makefiles to respected configured settings.
Add warning when creating thin-pool with zeroing and chunk size >= 512KiB.
Introduce exit code 4 EINIT_FAILED to replace -1 when initialisation fails.
Add synchronization points with udev during reshape of raid LVs.
Version 2.02.173 - 20th July 2017
=================================
Add synchronization points with udev during conversion of raid LVs.
Improve --size args validation and report more detailed error message.
Initialize debugging mutex before any debug message in clvmd.
Log error instead of warn when noticing connection problem with lvmetad.
Fix memory leak in lvmetad when working with duplicates.
Remove restrictions on reshaping open and clustered raid devices.
Add incompatible data_offset to raid metadata to fix reshape activation.
Accept 'lvm -h' and 'lvm --help' as well as 'lvm help' for help.
Suppress error message from accept() on clean lvmetad shutdown.
Tidy clvmd client list processing and fix segfaults.
Protect clvmd debug log messages with mutex and add client id.
Fix shellcheck reported issues for script files.
Version 2.02.172 - 28th June 2017
=================================
Add missing NULL to argv array when splitting cmdline arguments.
Add display_percent helper function for printing percent values.
lvconvert --repair handles failing raid legs (present but marked 'D'ead).
Do not lvdisplay --maps unset settings of cache pool.
Fix lvdisplay --maps for cache pool without policy settings.
Support aborting of flushing cache LV.
Re-enable conversion of data and metadata thin-pool volumes to raid.
Improve raid status reporting with lvs.
No longer necessary to '--force' a repair for RAID1.
Linear to RAID1 upconverts now use "recover" sync action, not "resync".
Improve lvcreate --cachepool arg validation.
Limit maximum size of thin-pool for specific chunk size.
Print a warning about in-use PVs with no VG using them.
Disable automatic clearing of PVs that look like in-use orphans.
Cache format2 flag is now using segment name type field.
Support storing status flags via segtype name field.
Stop using '--yes' mode when fsadm runs without terminal.
Extend validation of filesystems resized by fsadm.
Enhance lvconvert automatic settings of possible (raid) LV types.
Allow lvchange to change properties on a thin pool data sub LV.
Fix lvcreate extent percentage calculation for mirrors.
Don't reinstate still-missing devices when correcting inconsistent metadata.
Properly handle subshell return codes in fsadm.
Disallow cachepool creation with policy cleaner and mode writeback.
Version 2.02.171 - 3rd May 2017
===============================
Fix memory warnings by using mempools for command definition processing.
Fix running commands from a script file.
Add pvcreate prompt when device size doesn't match setphysicalvolumesize.
lvconvert - preserve region size on raid1 image count changes
Adjust pvresize/pvcreate messages and prompt if underlying dev size differs.
raid - sanely handle insufficient space on takeover.
Fix configure --enable-notify-dbus status message.
Change configure option name prefix from --enable-lockd to --enable-lvmlockd.
lvcreate - raise mirror/raid default regionsize to 2MiB
Add missing configurable prefix to configuration file installation directory.
Version 2.02.170 - 13th April 2017
==================================
Introduce global/fsadm_executable to make fsadm path configurable.
Look for limited thin pool metadata size when using 16G metadata.
Add lvconvert pool creation rule disallowing options with poolmetadata.
Fix lvconvert when the same LV is incorrectly reused in options.
Fix lvconvert VG name validation in option values.
Fix missing lvmlockd LV locks in lvchange and lvconvert.
Fix dmeventd setup for lvchange --poll.
Fix use of --poll and --monitor with lvchange and vgchange.
Disallow lvconvert of hidden LV to a pool.
Ignore --partial option when not used for activation.
Allow --activationmode option with lvchange --refresh.
Better message on lvconvert --regionsize
Allow valid lvconvert --regionsize change
Add raid10 alias raid10_near
Handle insufficient PVs on lvconvert takeover
Fix SIGINT blocking to prevent corrupted metadata
Fix systemd unit existence check for lvmconf --services --startstopservices.
Check and use PATH_MAX buffers when creating vgrename device paths.
Version 2.02.169 - 28th March 2017
==================================
Automatically decide whether '-' in a man page is a hyphen or a minus sign.
Add build-time configuration command line to 'lvm version' output.
Handle known table line parameter order change in specific raid target vsns.
Conditionally reject raid convert to striped/raid0* after reshape.
Ensure raid6 upconversion restrictions.
Adjust mirror & raid dmeventd plugins for new lvconvert --repair behaviour.
Disable lvmetad when lvconvert --repair is run.
Remove obsolete lvmchange binary - convert to built-in command.
Show more information for cached volumes in lvdisplay [-m].
Add option for lvcreate/lvconvert --cachemetadataformat auto|1|2.
Support cache segment with configurable metadata format.
Add allocation/cache_metadata_format profilable settings.
Use function cache_set_params() for both lvcreate and lvconvert.
Skip rounding on cache chunk size boundary when create cache LV.
Improve cache_set_params support for chunk_size selection.
Fix metadata profile allocation/cache_[mode|policy] setting.
Fix missing support for using allocation/cache_pool_chunk_size setting.
Upstream git moved to https://sourceware.org/git/?p=lvm2
Support conversion of raid type, stripesize and number of disks
Reject writemostly/writebehind in lvchange during resynchronization.
Deactivate active origin first before removal for improved workflow.
Fix regression of accepting both --type and -m with lvresize. (2.02.158)
Add lvconvert --swapmetadata, new specific way to swap pool metadata LVs.
Add lvconvert --startpoll, new specific way to start polling conversions.
Add lvconvert --mergethin, new specific way to merge thin snapshots.
Add lvconvert --mergemirrors, new specific way to merge split mirrors.
Add lvconvert --mergesnapshot, new specific way to combine cow LVs.
Split up lvconvert code based on command definitions.
Split up lvchange code based on command definitions.
Generate help output and man pages from command definitions.
Verify all command line items against command definition.
Match every command run to one command definition.
Specify every allowed command definition/syntax in command-lines.in.
Add extra memory page when limiting pthread stack size in clvmd.
Support striped/raid0* <-> raid10_near conversions.
Support shrinking of RaidLVs.
Support region size changes on existing RaidLVs.
Avoid parallel usage of cpg_mcast_joined() in clvmd with corosync.
Support raid6_{ls,rs,la,ra}_6 segment types and conversions from/to it.
Support raid6_n_6 segment type and conversions from/to it.
Support raid5_n segment type and conversions from/to it.
Support new internal command _dmeventd_thin_command.
Introduce new dmeventd/thin_command configurable setting.
Use new default units 'r' for displaying sizes.
Also unmount mount point on top of MD device if using blkdeactivate -u.
Restore check preventing resize of cache type volumes (2.02.158).
Add missing udev sync when flushing dirty cache content.
vgchange -p accepts only uint32 numbers.
Report thin LV date for merged LV when the merge is in progress.
Detect if snapshot merge really started before polling for progress.
Checking LV for merging origin requires also it has merged snapshot.
Extend validation of metadata processing.
Enable usage of cached volumes as snapshot origin LV.
Fix displayed lv name when splitting snapshot (2.02.146).
Warn about command not making metadata backup just once per command.
Enable usage of cached volume as thin volume's external origin.
Support cache volume activation with -real layer.
Improve search of lock-holder for external origin and thin-pool.
Support status checking of cache volume used in layer.
Avoid shifting by one number of blocks when clearing dirty cache volume.
Extend metadata validation of external origin LV use count.
Fix dm table when the last user of active external origin is removed.
Improve reported lvs status for active external origin volume.
Fix table load for split RAID LV and require explicit activation.
Always active split RAID LV exclusively locally.
Do not use LV RAID status bit for segment status.
Check segtype directly instead of checking RAID in segment status.
Reusing exiting code for raid image removal.
Fix pvmove leaving -pvmove0 error device in clustered VG.
Avoid adding extra '_' at end of raid extracted images or metadata.
Optimize another _rmeta clearing code.
Fix deactivation of raid orphan devices for clustered VG.
Fix lvconvert raid1 to mirror table reload order.
Add internal function for separate mirror log preparation.
Fix segfault in lvmetad from missing NULL in daemon_reply_simple.
Simplify internal _info_run() and use _setup_task_run() for mknod.
Better API for internal function _setup_task_run.
Avoid using lv_has_target_type() call within lv_info_with_seg_status.
Simplify internal lv_info_with_seg_status API.
Decide which status is needed in one place for lv_info_with_seg_status.
Fix matching of LV segment when checking for it info status.
Report log_warn when status cannot be parsed.
Test segment type before accessing segment members when checking status.
Implement compatible target function for stripe segment.
Use status info to report merge failed and snapshot invalid lvs fields.
Version 2.02.168 - 30th November 2016
=====================================
Display correct sync_percent on large RaidLVs
lvmdbusd --blackboxsize <n> added, used to override default size of 16
Allow a transiently failed RaidLV to be refreshed
Use lv_update_and_reload() inside mirror code where it applies.
Preserve mirrored status for temporary layered mirrors.
Use transient raid check before repairing raid volume.
Implement transient status check for raid volumes.
Only log msg as debug if lvm2-lvmdbusd unit missing for D-Bus notification.
Avoid duplicated underscore in name of extracted LV image.
Missing stripe filler now could be also 'zero'.
lvconvert --repair accepts --interval and --background option.
More efficiently prepare _rmeta devices when creating a new raid LV.
Version 2.02.167 - 5th November 2016
====================================
Use log_error in regex and sysfs filter to describe reason of failure.
Fix blkdeactivate to deactivate dev stack if dev on top already unmounted.
Prevent non-synced raid1 repair unless --force
Prevent raid4 creation/conversion on non-supporting kernels
Add direct striped -> raid4 conversion
Fix raid4 parity image pair position on conversions from striped/raid0*
Fix a few unconverted return code values for some lvconvert error path.
Disable lvconvert of thin pool to raid while active.
Disable systemd service start rate limiting for [email protected].
Version 2.02.166 - 26th September 2016
======================================
Fix lvm2-activation-generator to read all LVM2 config sources. (2.02.155)
Fix lvchange-rebuild-raid.sh to cope with older target versions.
Use dm_config_parse_without_dup_node_check() to speedup metadata reading.
Fix lvconvert --repair regression
Fix reported origin lv field for cache volumes. (2.02.133)
Always specify snapshot cow LV for monitoring not internal LV. (2.02.165)
Fix lvchange --discard|--zero for active thin-pool.
Enforce 4MiB or 25% metadata free space for thin pool operations.
Fix lock-holder device for thin pool with inactive thin volumes.
Use --alloc normal for mirror logs even if the mimages were stricter.
Use O_DIRECT to gather metadata in lvmdump.
Ignore creation_time when checking for matching metadata for lvmetad.
Fix possible NULL pointer dereference when checking for monitoring.
Add lvmreport(7) man page.
Don't install lvmraid(7) man page when raid excluded. (2.02.165)
Report 0% as dirty (copy%) for cache without any used block.
Fix lvm2api reporting of cache data and metadata percent.
Restore reporting of metadata usage for cache volumes (2.02.155).
Support raid scrubbing on cache origin LV.
Version 2.02.165 - 7th September 2016
=====================================
Add lvmraid(7) man page.
Use udev db to check for mpath components before running pvscan for lvmetad.
Use lsblk -s and lsblk -O in lvmdump only if these options are supported.
Fix number of stripes shown in lvcreate raid10 message when too many.
Change lvmdbusd to use new lvm shell facilities.
Do not monitor cache-pool metadata when LV is just being cleared.
Add allocation/cache_pool_max_chunks to prevent misuse of cache target.
Give error not segfault in lvconvert --splitmirrors when PV lies outside LV.
Fix typo in report/columns_as_rows config option name recognition (2.02.99).
Avoid PV tags when checking allocation against parallel PVs.
Disallow mirror conversions of raid10 volumes.
Fix dmeventd unmonitoring when segment type (and dso) changes.
Don't allow lvconvert --repair on raid0 devices or attempt to monitor them.
No longer adjust incorrect number of raid stripes supplied to lvcreate.
Move lcm and gcd to lib/misc.
Fix vgsplit of external origins. (2.02.162)
Prohibit creation of RAID LVs unless VG extent size is at least the page size.
Suppress some unnecessary --stripesize parameter warnings.
Fix 'pvmove -n name ...' to prohibit collocation of RAID SubLVs
Version 2.02.164 - 15th August 2016
===================================
Fix selection of PVs when allocating raid0_meta.
Fix sdbus socket leak leading to hang in lvmnotify.
Specify max stripes for raid LV types: raid0:64; 1:10; 4,5:63; 6:62; 10:32.
Avoid double suffix when naming _rmeta LV paired with _rimage LV.
Version 2.02.163 - 10th August 2016
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Add profile for lvmdbusd which uses lvm shell json report output.
Restrict in-command modification of some params in lvm shell.
Apply LVM_COMMAND_PROFILE early for lvm shell.
Refactor reporting so lvm shell log report collects whole of cmd execution.
Support LVM_*_FD envvars to redirect output to file descriptors.
Limit use of --corelog and --mirrorlog to mirrors in lvconvert.
Reject --nosync option for RAID6 LVs in lvcreate.
Do not refresh whole cmd context if profile dropped after processing LVM cmd.
Support straightforward lvconvert between striped and raid4 LVs.
Support straightforward lvconvert between raid1 and mirror LVs.
Report supported conversions when asked for unsupported raid lvconvert.
Add "--rebuild PV" option to lvchange to allow for PV selective rebuilds.
Preserve existing mirror region size when using --repair.
Forbid stripe parameters with lvconvert --repair.
Unify stripe size validation into get_stripe_params to catch missing cases.
Further lvconvert validation logic refactoring.
Version 2.02.162 - 28th July 2016
=================================
Extend vg_validate also to check raid configurations thoroughly.
Support lvconvert -Zn also when doing full cache pool conversion.
Suppress not zeroing warn when converting to thin LV for non-zeroing tpool.
Fix automatic updates of PV extension headers to newest version.
Improve lvconvert --trackchanges validation to require --splitmirrors 1.
Add note about lastlog built-in command to lvm man page.
Fix unrecognised segtype flag message.
lvconvert not clears cache pool metadata ONLY with -Zn.
Add allocation/raid_stripe_all_devices to reinstate previous behaviour.
Create raid stripes across fixed small numbers of PVs instead of all PVs.
Enabled lvconvert --uncache to work with partial VG.
Disallow lvconvert --replace with raid0* LVs.
Fix some lvmetad changed VG metadata notifications that sent uncommitted data.
Version 2.02.161 - 15th July 2016
=================================
Prohibit some lvchange/lvresize that were failing on raid0 volumes.
Fix segfaults in complex vgsplits. (2.02.159)
Reformat unwieldy lvconvert man page.
Allow --force to be passed through to pvcreate from vgcreate. (2.02.144)
Fix lvresize of filesystem when LV has already right size (2.02.141)
New LVM_LOG_FILE_MAX_LINES env var to limit max size of created logs.
Version 2.02.160 - 6th July 2016
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Minor fixes from coverity.
Version 2.02.159 - 6th July 2016
================================
Add raid0_meta segment type that provides metadata space for raid conversions.
Fix created link for a used pool for vgmknode.
Introduce and use is_power_of_2 macro.
Support conversions between striped and raid0 segment types.
Add infrastructure for raid takeover lvconvert options.
Version 2.02.158 - 25th June 2016
=================================
Add a more efficient native vgimportclone command to replace the script.
Make lvmlockd always attempt to connect to lvmetad if no connection exists.
Let lvmetad handle new connections after shutdown signal.
Disable lvmetad when vgcfgrestore begins and enable it again after.
Make pvscan do activation if lvmetad is configured but not running.
Fix rescanning the PVs for a single VG when using lvmetad.
Pool metadata lvresize uses now same code as resize of normal volume.
Preserve monitoring status when updating thin-pool metadata.
Return 0 (inactive) when status cannot be queried in _lv_active().
Switch to log_warn() for failing activation status query.
Replace vgimportclone script with binary.
While lvmetad is shutting down, continue handling all connections cleanly.
Refactor lvconvert argument handling code.
Notify lvmetad when vgcfgrestore changes VG metadata.
Add --logonly option to report only cmd log for a command, not other reports.