Bug 1090101
Summary: | RAID LV leg not fully synced after split and merge | ||
---|---|---|---|
Product: | Red Hat Enterprise Linux 7 | Reporter: | Marian Csontos <mcsontos> |
Component: | lvm2 | Assignee: | Heinz Mauelshagen <heinzm> |
lvm2 sub component: | Mirroring and RAID | QA Contact: | cluster-qe <cluster-qe> |
Status: | CLOSED ERRATA | Docs Contact: | |
Severity: | unspecified | ||
Priority: | unspecified | CC: | agk, cmarthal, heinzm, jbrassow, lmiksik, msnitzer, prajnoha, prockai, zkabelac |
Version: | 7.0 | ||
Target Milestone: | rc | ||
Target Release: | --- | ||
Hardware: | Unspecified | ||
OS: | Unspecified | ||
Whiteboard: | |||
Fixed In Version: | lvm2-2.02.165-1.el7 | Doc Type: | Bug Fix |
Doc Text: | Story Points: | --- | |
Clone Of: | Environment: | ||
Last Closed: | 2016-11-04 04:07:43 UTC | Type: | Bug |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: |
Description
Marian Csontos
2014-04-22 15:12:48 UTC
This request was not resolved in time for the current release. Red Hat invites you to ask your support representative to propose this request, if still desired, for consideration in the next release of Red Hat Enterprise Linux. Tested ok with kernel 3.10.0-501.el7.x86_64 and LVM version: 2.02.164(2)-RHEL7 (2016-08-31) Library version: 1.02.133-RHEL7 (2016-08-31) Driver version: 4.34.0 Marking verified (SanityOnly). I was never able to reproduce this issue before the fix. 3.10.0-501.el7.x86_64 lvm2-2.02.165-1.el7 BUILT: Wed Sep 7 11:04:22 CDT 2016 lvm2-libs-2.02.165-1.el7 BUILT: Wed Sep 7 11:04:22 CDT 2016 lvm2-cluster-2.02.165-1.el7 BUILT: Wed Sep 7 11:04:22 CDT 2016 device-mapper-1.02.134-1.el7 BUILT: Wed Sep 7 11:04:22 CDT 2016 device-mapper-libs-1.02.134-1.el7 BUILT: Wed Sep 7 11:04:22 CDT 2016 device-mapper-event-1.02.134-1.el7 BUILT: Wed Sep 7 11:04:22 CDT 2016 device-mapper-event-libs-1.02.134-1.el7 BUILT: Wed Sep 7 11:04:22 CDT 2016 device-mapper-persistent-data-0.6.3-1.el7 BUILT: Fri Jul 22 05:29:13 CDT 2016 [root@host-118 ~]# systemctl status lvm2-lvmetad lvm2-lvmetad.service - LVM2 metadata daemon Loaded: loaded (/usr/lib/systemd/system/lvm2-lvmetad.service; disabled; vendor preset: enabled) Active: active (running) since Wed 2016-09-07 19:01:17 CDT; 1 day 22h ago Docs: man:lvmetad(8) Main PID: 472 (lvmetad) CGroup: /system.slice/lvm2-lvmetad.service /usr/sbin/lvmetad -f creating lvm devices... host-118: pvcreate /dev/sdf1 /dev/sda1 /dev/sdb1 /dev/sdc1 /dev/sde1 /dev/sdg1 host-118: vgcreate split_image /dev/sdf1 /dev/sda1 /dev/sdb1 /dev/sdc1 /dev/sde1 /dev/sdg1 ============================================================ Iteration 1 of 1 started at Fri Sep 9 16:45:25 CDT 2016 ============================================================ SCENARIO - [split_w_tracking_io_merge] Create a 3-way raid1 with fs data, verify data, split image with tracking, change data on raid vol, merge split image data back, verify origin data host-118: lvcreate --type raid1 -m 2 -n split_tracking -L 1G split_image Waiting until all mirror|raid volumes become fully syncd... 1/1 mirror(s) are fully synced: ( 100.00% ) Sleeping 15 sec Placing an ext filesystem on raid1 volume mke2fs 1.42.9 (28-Dec-2013) Mounting raid1 volume Writing files to /mnt/split_tracking /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking -f /tmp/split_trackingA.3276 -n 500 Checking files on /mnt/split_tracking /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking -f /tmp/split_trackingA.3276 -v Issuing a sync to force data to disk splitting off leg from raid with tracking... host-118: lvconvert --splitmirrors 1 --trackchanges split_image/split_tracking LV VG Attr LSize Cpy%Sync Devices split_tracking split_image rwi-aor--- 1.00g 100.00 split_tracking_rimage_0(0),split_tracking_rimage_1(0),split_tracking_rimage_2(0) [split_tracking_rimage_0] split_image iwi-aor--- 1.00g /dev/sdf1(1) [split_tracking_rimage_1] split_image iwi-aor--- 1.00g /dev/sda1(1) split_tracking_rimage_2 split_image Iri-a-r--- 1.00g /dev/sdb1(1) [split_tracking_rmeta_0] split_image ewi-aor--- 4.00m /dev/sdf1(0) [split_tracking_rmeta_1] split_image ewi-aor--- 4.00m /dev/sda1(0) [split_tracking_rmeta_2] split_image ewi-a-r--- 4.00m /dev/sdb1(0) split_image-split_tracking: 0 2097152 raid raid1 3 AA 2097152/2097152 idle 0 0 +++ Mounting and verifying split image data +++ mount: /dev/mapper/split_image-split_tracking_rimage_2 is write-protected, mounting read-only Checking files on /mnt/split_tracking_rimage_2 /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking_rimage_2 -f /tmp/split_trackingA.3276 -v Writing new data to the raid and then merging back the split off image Writing files to /mnt/split_tracking /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking -f /tmp/split_trackingB.3276 -n 500 Writing files to /mnt/split_tracking /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking -f /tmp/split_trackingC.3276 -n 500 Checking files on /mnt/split_tracking /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking -f /tmp/split_trackingA.3276 -v Checking files on /mnt/split_tracking /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking -f /tmp/split_trackingB.3276 -v Checking files on /mnt/split_tracking /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking -f /tmp/split_trackingC.3276 -v Issuing a sync to force data to disk Merge split off image split_image/split_tracking_rimage_2 back into the raid lvconvert --merge split_image/split_tracking_rimage_2 Waiting until all mirror|raid volumes become fully syncd... 1/1 mirror(s) are fully synced: ( 100.00% ) Sleeping 15 sec LV VG Attr LSize Cpy%Sync Devices split_tracking split_image rwi-aor--- 1.00g 100.00 split_tracking_rimage_0(0),split_tracking_rimage_1(0),split_tracking_rimage_2(0) [split_tracking_rimage_0] split_image iwi-aor--- 1.00g /dev/sdf1(1) [split_tracking_rimage_1] split_image iwi-aor--- 1.00g /dev/sda1(1) [split_tracking_rimage_2] split_image iwi-aor--- 1.00g /dev/sdb1(1) [split_tracking_rmeta_0] split_image ewi-aor--- 4.00m /dev/sdf1(0) [split_tracking_rmeta_1] split_image ewi-aor--- 4.00m /dev/sda1(0) [split_tracking_rmeta_2] split_image ewi-aor--- 4.00m /dev/sdb1(0) split_image-split_tracking: 0 2097152 raid raid1 3 AAA 2097152/2097152 idle 0 0 Issuing a sync to force data to disk AGAIN, splitting off leg from raid with tracking... host-118: lvconvert --splitmirrors 1 --trackchanges split_image/split_tracking Waiting until all mirror|raid volumes become fully syncd... 1/1 mirror(s) are fully synced: ( 100.00% ) Sleeping 15 sec LV VG Attr LSize Cpy%Sync Devices split_tracking split_image rwi-aor--- 1.00g 100.00 split_tracking_rimage_0(0),split_tracking_rimage_1(0),split_tracking_rimage_2(0) [split_tracking_rimage_0] split_image iwi-aor--- 1.00g /dev/sdf1(1) [split_tracking_rimage_1] split_image iwi-aor--- 1.00g /dev/sda1(1) split_tracking_rimage_2 split_image Iri-a-r--- 1.00g /dev/sdb1(1) [split_tracking_rmeta_0] split_image ewi-aor--- 4.00m /dev/sdf1(0) [split_tracking_rmeta_1] split_image ewi-aor--- 4.00m /dev/sda1(0) [split_tracking_rmeta_2] split_image ewi-a-r--- 4.00m /dev/sdb1(0) split_image-split_tracking: 0 2097152 raid raid1 3 AA 2097152/2097152 idle 0 0 +++ Mounting and verifying split image data +++ mount: /dev/mapper/split_image-split_tracking_rimage_2 is write-protected, mounting read-only Checking files on /mnt/split_tracking_rimage_2 /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking_rimage_2 -f /tmp/split_trackingA.3276 -v Checking files on /mnt/split_tracking_rimage_2 /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking_rimage_2 -f /tmp/split_trackingB.3276 -v Checking files on /mnt/split_tracking_rimage_2 /usr/tests/sts-rhel7.3/bin/checkit -w /mnt/split_tracking_rimage_2 -f /tmp/split_trackingC.3276 -v Merge split off image split_image/split_tracking_rimage_2 back so it can be deleted lvconvert --merge split_image/split_tracking_rimage_2 LV VG Attr LSize Cpy%Sync Devices split_tracking split_image rwi-a-r--- 1.00g 100.00 split_tracking_rimage_0(0),split_tracking_rimage_1(0),split_tracking_rimage_2(0) [split_tracking_rimage_0] split_image iwi-aor--- 1.00g /dev/sdf1(1) [split_tracking_rimage_1] split_image iwi-aor--- 1.00g /dev/sda1(1) [split_tracking_rimage_2] split_image iwi-aor--- 1.00g /dev/sdb1(1) [split_tracking_rmeta_0] split_image ewi-aor--- 4.00m /dev/sdf1(0) [split_tracking_rmeta_1] split_image ewi-aor--- 4.00m /dev/sda1(0) [split_tracking_rmeta_2] split_image ewi-aor--- 4.00m /dev/sdb1(0) split_image-split_tracking: 0 2097152 raid raid1 3 AAA 2097152/2097152 idle 0 0 Deactivating LV split_image/split_tracking on host-118... and removing 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 |