Description of problem: This is the left over issue from bug 983600. [root@host-082 ~]# pvs -a -o +devices,pv_tags | grep raid_sanity /dev/sda1 raid_sanity lvm2 a-- 548.00m 548.00m A /dev/sda2 raid_sanity lvm2 a-- 548.00m 548.00m A /dev/sdc1 raid_sanity lvm2 a-- 548.00m 548.00m A /dev/sdc2 raid_sanity lvm2 a-- 548.00m 548.00m B /dev/sdd1 raid_sanity lvm2 a-- 548.00m 548.00m B /dev/sdd2 raid_sanity lvm2 a-- 548.00m 548.00m B /dev/sde1 raid_sanity lvm2 a-- 548.00m 548.00m A /dev/sde2 raid_sanity lvm2 a-- 548.00m 548.00m B # cling allocation doesn't work [root@host-082 ~]# lvcreate --alloc cling_by_tags --type raid10 -i 2 -n cling_raid -L 600M raid_sanity Using default stripesize 64.00 KiB. Insufficient suitable allocatable extents for logical volume cling_raid: 304 more required # default allocation does [root@host-082 ~]# lvcreate --type raid10 -i 2 -n cling_raid -L 600M raid_sanity Using default stripesize 64.00 KiB. Logical volume "cling_raid" created. [root@host-082 ~]# lvs -a -o +devices LV Attr LSize Cpy%Sync Devices cling_raid rwi-a-r--- 600.00m 100.00 cling_raid_rimage_0(0),cling_raid_rimage_1(0),cling_raid_rimage_2(0),cling_raid_rimage_3(0) [cling_raid_rimage_0] iwi-aor--- 300.00m /dev/sda1(1) [cling_raid_rimage_1] iwi-aor--- 300.00m /dev/sda2(1) [cling_raid_rimage_2] iwi-aor--- 300.00m /dev/sdc1(1) [cling_raid_rimage_3] iwi-aor--- 300.00m /dev/sdc2(1) [cling_raid_rmeta_0] ewi-aor--- 4.00m /dev/sda1(0) [cling_raid_rmeta_1] ewi-aor--- 4.00m /dev/sda2(0) [cling_raid_rmeta_2] ewi-aor--- 4.00m /dev/sdc1(0) [cling_raid_rmeta_3] ewi-aor--- 4.00m /dev/sdc2(0) Version-Release number of selected component (if applicable): 2.6.32-554.el6.x86_64 lvm2-2.02.118-2.el6 BUILT: Wed Apr 15 06:34:08 CDT 2015 lvm2-libs-2.02.118-2.el6 BUILT: Wed Apr 15 06:34:08 CDT 2015 lvm2-cluster-2.02.118-2.el6 BUILT: Wed Apr 15 06:34:08 CDT 2015 udev-147-2.61.el6 BUILT: Mon Mar 2 05:08:11 CST 2015 device-mapper-1.02.95-2.el6 BUILT: Wed Apr 15 06:34:08 CDT 2015 device-mapper-libs-1.02.95-2.el6 BUILT: Wed Apr 15 06:34:08 CDT 2015 device-mapper-event-1.02.95-2.el6 BUILT: Wed Apr 15 06:34:08 CDT 2015 device-mapper-event-libs-1.02.95-2.el6 BUILT: Wed Apr 15 06:34:08 CDT 2015 device-mapper-persistent-data-0.3.2-1.el6 BUILT: Fri Apr 4 08:43:06 CDT 2014 cmirror-2.02.118-2.el6 BUILT: Wed Apr 15 06:34:08 CDT 2015
I'm closing this since cling allocation tags do technically work with 4 tags instead of just 2. If having just 2 tags ever becomes a restriction for some raid10 customer, then we can reopen this. [root@hayes-02 ~]# pvs -a -o +devices,pv_tags PV VG Fmt Attr PSize PFree Devices PV Tags /dev/sdb1 raid_sanity lvm2 a-- 548.00m 548.00m A /dev/sdc1 raid_sanity lvm2 a-- 548.00m 548.00m A /dev/sde1 raid_sanity lvm2 a-- 548.00m 548.00m C /dev/sdf1 raid_sanity lvm2 a-- 548.00m 548.00m B /dev/sdh1 raid_sanity lvm2 a-- 548.00m 548.00m B /dev/sdi1 raid_sanity lvm2 a-- 548.00m 548.00m D [root@hayes-02 ~]# lvcreate --alloc cling_by_tags --type raid10 -i 2 -n cling_raid -L 600M raid_sanity Using default stripesize 64.00 KiB. Logical volume "cling_raid" created. [root@hayes-02 ~]# lvs -a -o +devices LV VG Attr LSize Cpy%Sync Devices cling_raid raid_sanity rwl-a-r--- 600.00m 62.60 cling_raid_rimage_0(0),cling_raid_rimage_1(0),cling_raid_rimage_2(0),cling_raid_rimage_3(0) [cling_raid_rimage_0] raid_sanity Iwl-aor--- 300.00m /dev/sdb1(1) [cling_raid_rimage_1] raid_sanity Iwl-aor--- 300.00m /dev/sde1(1) [cling_raid_rimage_2] raid_sanity Iwl-aor--- 300.00m /dev/sdf1(1) [cling_raid_rimage_3] raid_sanity Iwl-aor--- 300.00m /dev/sdi1(1) [cling_raid_rmeta_0] raid_sanity ewl-aor--- 4.00m /dev/sdb1(0) [cling_raid_rmeta_1] raid_sanity ewl-aor--- 4.00m /dev/sde1(0) [cling_raid_rmeta_2] raid_sanity ewl-aor--- 4.00m /dev/sdf1(0) [cling_raid_rmeta_3] raid_sanity ewl-aor--- 4.00m /dev/sdi1(0) lvm2-2.03.08-2.el8 BUILT: Mon Feb 24 11:21:38 CST 2020 lvm2-libs-2.03.08-2.el8 BUILT: Mon Feb 24 11:21:38 CST 2020 device-mapper-1.02.169-2.el8 BUILT: Mon Feb 24 11:21:38 CST 2020 device-mapper-libs-1.02.169-2.el8 BUILT: Mon Feb 24 11:21:38 CST 2020 device-mapper-event-1.02.169-2.el8 BUILT: Mon Feb 24 11:21:38 CST 2020 device-mapper-event-libs-1.02.169-2.el8 BUILT: Mon Feb 24 11:21:38 CST 2020