Re: Geo-replication failed to delete from slave file partially written to master volume.

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Hi Viktor,

I went through the slave logs and there are no errors w.r.t deletion of the files.
I suspect the changelog has missed recording deletion of file because of which
the delete is not processed.

Please share the following logs from master volume to root cause the issue.

1. Master geo-replication logs: /var/log/glusterfs/geo-replication/<mastervolname>/*.log
2. Master brick logs: /var/log/glusterfs/bricks/*.log
3. Also changelogs from Master volume: /exports/nas-segment-0012/master-for-183-0003/.glusterfs/changelogs/*

Thanks and Regards,
Kotresh H R

----- Original Message -----
> From: "Viktor Nosov" <vnosov@xxxxxxxxxxxx>
> To: "Kotresh Hiremath Ravishankar" <khiremat@xxxxxxxxxx>
> Cc: gluster-users@xxxxxxxxxxx
> Sent: Wednesday, December 7, 2016 10:48:52 PM
> Subject: RE:  Geo-replication failed to delete from slave file	partially written to master volume.
> 
> Hi Kotresh,
> 
> Thanks for looking into this issue!
> I'm attaching log files from the slave node from
> /var/log/glusterfs/geo-replication-slaves/
> 
> [root@SC-183 log]# cp
> /var/log/glusterfs/geo-replication-slaves/84501a83-b07c-4768-bfaa-418b038e1a9e\:gluster%3A%2F%2F127.0.0.1%3Arem-volume-0001.gluster.log
> /home/vnosov/
> [root@SC-183 log]# cp /var/log/glusterfs/geo-replication-slaves/slave.log
> /home/vnosov/
> [root@SC-183 log]# cp
> /var/log/glusterfs/geo-replication-slaves/mbr/84501a83-b07c-4768-bfaa-418b038e1a9e\:gluster%3A%2F%2F127.0.0.1%3Arem-volume-0001.log
> /home/vnosov/
> 
> Best regards,
> 
> Viktor Nosov
> 
> 
> -----Original Message-----
> From: Kotresh Hiremath Ravishankar [mailto:khiremat@xxxxxxxxxx]
> Sent: Tuesday, December 06, 2016 9:25 PM
> To: Viktor Nosov
> Cc: gluster-users@xxxxxxxxxxx
> Subject: Re:  Geo-replication failed to delete from slave file
> partially written to master volume.
> 
> Hi Viktor,
> 
> Please share geo-replication-slave mount logs from slave nodes.
> 
> Thanks and Regards,
> Kotresh H R
> 
> ----- Original Message -----
> > From: "Viktor Nosov" <vnosov@xxxxxxxxxxxx>
> > To: gluster-users@xxxxxxxxxxx
> > Cc: vnosov@xxxxxxxxxxxx
> > Sent: Tuesday, December 6, 2016 7:13:22 AM
> > Subject:  Geo-replication failed to delete from slave file
> > 	partially written to master volume.
> > 
> > Hi,
> > 
> > I hit problem while testing geo-replication. Anybody knows how to fix
> > it except deleting and recreating geo-replication?
> > 
> > Geo-replication failed to delete from slave file partially written to
> > master volume.
> > 
> > Have geo-replication between two nodes that are running glusterfs
> > 3.7.16
> > 
> > with master volume:
> > 
> > [root@SC-182 log]# gluster volume info master-for-183-0003
> > 
> > Volume Name: master-for-183-0003
> > Type: Distribute
> > Volume ID: 84501a83-b07c-4768-bfaa-418b038e1a9e
> > Status: Started
> > Number of Bricks: 1
> > Transport-type: tcp
> > Bricks:
> > Brick1: 10.10.60.182:/exports/nas-segment-0012/master-for-183-0003
> > Options Reconfigured:
> > changelog.changelog: on
> > geo-replication.ignore-pid-check: on
> > geo-replication.indexing: on
> > server.allow-insecure: on
> > performance.quick-read: off
> > performance.stat-prefetch: off
> > nfs.disable: on
> > nfs.addr-namelookup: off
> > performance.readdir-ahead: on
> > cluster.enable-shared-storage: enable
> > snap-activate-on-create: enable
> > 
> > and slave volume:
> > 
> > [root@SC-183 log]# gluster volume info rem-volume-0001
> > 
> > Volume Name: rem-volume-0001
> > Type: Distribute
> > Volume ID: 7680de7a-d0e2-42f2-96a9-4da29adba73c
> > Status: Started
> > Number of Bricks: 1
> > Transport-type: tcp
> > Bricks:
> > Brick1: 10.10.60.183:/exports/nas183-segment-0001/rem-volume-0001
> > Options Reconfigured:
> > performance.readdir-ahead: on
> > nfs.addr-namelookup: off
> > nfs.disable: on
> > performance.stat-prefetch: off
> > performance.quick-read: off
> > server.allow-insecure: on
> > snap-activate-on-create: enable
> > 
> > Master volume mounted on node:
> > 
> > [root@SC-182 log]# mount
> > 127.0.0.1:/master-for-183-0003 on /samba/master-for-183-0003 type
> > fuse.glusterfs (rw,allow_other,max_read=131072)
> > 
> > Let's fill up space on master volume:
> > 
> > [root@SC-182 log]# mkdir /samba/master-for-183-0003/cifs_share/dir3
> > [root@SC-182 log]# cp big.file
> > /samba/master-for-183-0003/cifs_share/dir3/
> > [root@SC-182 log]# cp big.file
> > /samba/master-for-183-0003/cifs_share/dir3/big.file.1
> > cp: writing `/samba/master-for-183-0003/cifs_share/dir3/big.file.1':
> > No space left on device
> > cp: closing `/samba/master-for-183-0003/cifs_share/dir3/big.file.1':
> > No space left on device
> > 
> > File " big.file.1" represent part of the original file:
> > [root@SC-182 log]# ls -l /samba/master-for-183-0003/cifs_share/dir3/*
> > -rwx------ 1 root root 78930370 Dec  5 16:49
> > /samba/master-for-183-0003/cifs_share/dir3/big.file
> > -rwx------ 1 root root 22155264 Dec  5 16:49
> > /samba/master-for-183-0003/cifs_share/dir3/big.file.1
> > 
> > Both new files are geo-replicated to the Slave volume successfully:
> > 
> > [root@SC-183 log]# ls -l
> > /exports/nas183-segment-0001/rem-volume-0001/cifs_share/dir3/
> > total 98720
> > -rwx------ 2 root root 78930370 Dec  5 16:49 big.file
> > -rwx------ 2 root root 22155264 Dec  5 16:49 big.file.1
> > 
> > [root@SC-182 log]# /usr/sbin/gluster volume geo-replication
> > master-for-183-0003 nasgorep@10.10.60.183::rem-volume-0001 status
> > detail
> > 
> > MASTER NODE     MASTER VOL             MASTER BRICK
> > SLAVE USER    SLAVE                                     SLAVE NODE
> > STATUS
> > CRAWL STATUS       LAST_SYNCED            ENTRY    DATA    META    FAILURES
> > CHECKPOINT TIME    CHECKPOINT COMPLETED    CHECKPOINT COMPLETION TIME
> > ----------------------------------------------------------------------
> > ------
> > ----------------------------------------------------------------------
> > ------
> > ----------------------------------------------------------------------
> > ------
> > ----------------------------------------------------------------------
> > ------
> > ------
> > 10.10.60.182    master-for-183-0003
> > /exports/nas-segment-0012/master-for-183-0003    nasgorep
> > nasgorep@10.10.60.183::rem-volume-0001    10.10.60.183    Active
> > Changelog Crawl    2016-12-05 16:49:48    0        0       0       0
> > N/A                N/A                     N/A
> > 
> > Let's delete partially written file from the master mount:
> > 
> > [root@SC-182 log]# rm
> > /samba/master-for-183-0003/cifs_share/dir3/big.file.1
> > rm: remove regular file
> > `/samba/master-for-183-0003/cifs_share/dir3/big.file.1'? y
> > 
> > [root@SC-182 log]# ls -l /samba/master-for-183-0003/cifs_share/dir3/*
> > -rwx------ 1 root root 78930370 Dec  5 16:49
> > /samba/master-for-183-0003/cifs_share/dir3/big.file
> > 
> > Set checkpoint:
> > 
> > 32643 12/05/2016 16:57:46.540390536 1480985866 command:
> > /usr/sbin/gluster volume geo-replication master-for-183-0003
> > nasgorep@10.10.60.183::rem-volume-0001 config checkpoint now 2>&1
> > 32643 12/05/2016 16:57:48.770820909 1480985868 status=0
> > /usr/sbin/gluster volume geo-replication master-for-183-0003
> > nasgorep@10.10.60.183::rem-volume-0001 config checkpoint now 2>&1
> > 
> > Check geo-replication status:
> > 
> > [root@SC-182 log]# /usr/sbin/gluster volume geo-replication
> > master-for-183-0003 nasgorep@10.10.60.183::rem-volume-0001 status
> > detail
> > 
> > MASTER NODE     MASTER VOL             MASTER BRICK
> > SLAVE USER    SLAVE                                     SLAVE NODE
> > STATUS
> > CRAWL STATUS       LAST_SYNCED            ENTRY    DATA    META    FAILURES
> > CHECKPOINT TIME        CHECKPOINT COMPLETED    CHECKPOINT COMPLETION TIME
> > ----------------------------------------------------------------------
> > ------
> > ----------------------------------------------------------------------
> > ------
> > ----------------------------------------------------------------------
> > ------
> > ----------------------------------------------------------------------
> > ------
> > ----------
> > 10.10.60.182    master-for-183-0003
> > /exports/nas-segment-0012/master-for-183-0003    nasgorep
> > nasgorep@10.10.60.183::rem-volume-0001    10.10.60.183    Active
> > Changelog Crawl    2016-12-05 16:57:48    0        0       0       0
> > 2016-12-05 16:57:46    Yes                     2016-12-05 16:57:50
> > 
> > But the partially written file "big.file.1" is still present on the
> > slave
> > volume:
> > 
> > [root@SC-183 log]# ls -l
> > /exports/nas183-segment-0001/rem-volume-0001/cifs_share/dir3/
> > total 98720
> > -rwx------ 2 root root 78930370 Dec  5 16:49 big.file
> > -rwx------ 2 root root 22155264 Dec  5 16:49 big.file.1
> > 
> > Gluster logs for geo-replication do not have any indication about
> > failure to delete the file:
> > 
> > [root@SC-182 log]# view
> > /var/log/glusterfs/geo-replication/master-for-183-0003/ssh%3A%2F%2Fnas
> > gorep%
> > 4010.10.60.183%3Agluster%3A%2F%2F127.0.0.1%3Arem-volume-0001.log
> > 
> > [2016-12-06 00:49:40.267956] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 17 crawls, 1 turns
> > [2016-12-06 00:49:52.348413] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):1121:crawl]
> > _GMaster:
> > slave's time: (1480985358, 0)
> > [2016-12-06 00:49:53.296811] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:53.901186] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:54.760957] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:55.384705] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:55.987873] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:56.848361] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:57.471925] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:58.76416] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:58.935801] W
> > [master(/exports/nas-segment-0012/master-for-183-0003):1058:process]
> > _GMaster: incomplete sync, retrying changelogs: CHANGELOG.1480985389
> > [2016-12-06 00:49:59.560571] E
> > [resource(/exports/nas-segment-0012/master-for-183-0003):1021:rsync] SSH:
> > SYNC Error(Rsync): rsync: rsync_xal_set:
> > lsetxattr(".gfid/103b87ff-3b7a-4f2b-8bc5-a2f9c1d3fc0e","trusted.gluste
> > rfs.84
> > 501a83-b07c-4768-bfaa-418b038e1a9e.xtime") failed: Operation not
> > permitted
> > (1)
> > [2016-12-06 00:49:59.560972] E
> > [master(/exports/nas-segment-0012/master-for-183-0003):1037:process]
> > _GMaster: changelogs CHANGELOG.1480985389 could not be processed
> > completely - moving on...
> > [2016-12-06 00:50:41.839792] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 18 crawls, 1 turns
> > [2016-12-06 00:51:42.203411] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 0 turns
> > [2016-12-06 00:52:42.600800] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 0 turns
> > [2016-12-06 00:53:42.983913] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 0 turns
> > [2016-12-06 00:54:43.381218] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 0 turns
> > [2016-12-06 00:55:43.749927] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 0 turns
> > [2016-12-06 00:56:44.113914] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 0 turns
> > [2016-12-06 00:57:44.494354] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 0 turns
> > [2016-12-06 00:57:48.528424] I [gsyncd(conf):671:main_i] <top>:
> > checkpoint
> > 1480985866 set
> > [2016-12-06 00:57:48.528704] I [syncdutils(conf):220:finalize] <top>:
> > exiting.
> > [2016-12-06 00:57:50.530714] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):1121:crawl]
> > _GMaster:
> > slave's time: (1480985388, 0)
> > [2016-12-06 00:58:44.802122] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 1 turns
> > [2016-12-06 00:59:45.181669] I
> > [master(/exports/nas-segment-0012/master-for-183-0003):532:crawlwrap]
> > _GMaster: 20 crawls, 0 turns
> > 
> > Best regards,
> > 
> > Viktor Nosov
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > _______________________________________________
> > Gluster-users mailing list
> > Gluster-users@xxxxxxxxxxx
> > http://www.gluster.org/mailman/listinfo/gluster-users
> > 
> 
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