[root@bp-01 ~]# lvs -o name,cache_mode,cache_policy,cache_dirty_blocks vg LV Cachemode Cache Policy CacheDirtyBlocks lv writethrough cleaner 0 Three different header types: Cachemode, Cache Policy, CacheDirtyBlocks Should be: CacheMode, CachePolicy, CacheDirtyBlocks
While I'm at it... [root@bp-01 ~]# lvs -o barf 2>&1 | grep cache lv_metadata_size - For thin and cache pools, the size of the LV that holds the metadata. data_lv - For thin and cache pools, the LV holding the associated data. metadata_lv - For thin and cache pools, the LV holding the associated metadata. cache_total_blocks - Total cache blocks. cache_used_blocks - Used cache blocks. cache_dirty_blocks - Dirty cache blocks. cache_read_hits - Cache read hits. cache_read_misses - Cache read misses. cache_write_hits - Cache write hits. cache_write_misses - Cache write misses. cachemode - For cache pools, how writes are cached. cache_policy - The cache policy (cached segments only). cache_settings - Cache settings/parameters (cached segments only). 'cachemode' should be 'cache_mode'
Covered by https://git.fedorahosted.org/cgit/lvm2.git/commit/?id=90c5d470c2f3a67a90894846f7294ad31d7dc877 https://www.redhat.com/archives/lvm-devel/2016-March/msg00074.html
This bug was accidentally moved from POST to MODIFIED via an error in automation, please see mmccune with any questions
Verified in the latest rpms. 3.10.0-419.el7.x86_64 lvm2-2.02.152-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 lvm2-libs-2.02.152-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 lvm2-cluster-2.02.152-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 device-mapper-1.02.124-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 device-mapper-libs-1.02.124-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 device-mapper-event-1.02.124-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 device-mapper-event-libs-1.02.124-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 device-mapper-persistent-data-0.6.2-0.1.rc8.el7 BUILT: Wed May 4 02:56:34 CDT 2016 cmirror-2.02.152-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 sanlock-3.3.0-1.el7 BUILT: Wed Feb 24 09:52:30 CST 2016 sanlock-lib-3.3.0-1.el7 BUILT: Wed Feb 24 09:52:30 CST 2016 lvm2-lockd-2.02.152-2.el7 BUILT: Thu May 5 02:33:28 CDT 2016 # cache headers are correct [root@host-084 ~]# lvs -a -o +devices,cache_mode,cache_policy,cache_dirty_blocks LV VG Attr LSize Pool Data% Meta% Cpy%Sync Devices CacheMode CachePolicy CacheDirtyBlocks display_cache cache_sanity Cwi-a-C--- 4.00g [pool] 0.00 8.66 100.00 display_cache_corig(0) writeback smq 0 [display_cache_corig] cache_sanity owi-aoC--- 4.00g /dev/sdb1(0) [lvol0_pmspare] cache_sanity ewi------- 12.00m /dev/sdc1(0) [pool] cache_sanity Cwi---C--- 4.00g 0.00 8.66 100.00 pool_cdata(0) writeback smq [pool_cdata] cache_sanity Cwi-ao---- 4.00g /dev/sda1(0) [pool_cmeta] cache_sanity ewi-ao---- 12.00m /dev/sda1(1024) # cache_mode is correct [root@host-084 ~]# lvs -o barf 2>&1 | grep cache lv_metadata_size - For thin and cache pools, the size of the LV that holds the metadata. data_lv - For thin and cache pools, the LV holding the associated data. data_lv_uuid - For thin and cache pools, the UUID of the LV holding the associated data. metadata_lv - For thin and cache pools, the LV holding the associated metadata. metadata_lv_uuid - For thin and cache pools, the UUID of the LV holding the associated metadata. cache_total_blocks - Total cache blocks. cache_used_blocks - Used cache blocks. cache_dirty_blocks - Dirty cache blocks. cache_read_hits - Cache read hits. cache_read_misses - Cache read misses. cache_write_hits - Cache write hits. cache_write_misses - Cache write misses. kernel_cache_settings - Cache settings/parameters as set in kernel, including default values (cached segments only). kernel_cache_policy - Cache policy used in kernel. cache_mode - For cache pools, how writes are cached. cache_policy - The cache policy (cached segments only). cache_settings - Cache settings/parameters (cached segments only).
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHBA-2016-1445.html