[Gluster-users] KVM lockups on Gluster 4.1.1

Dmitry Melekhov dm at belkam.com
Tue Oct 2 05:09:39 UTC 2018


01.10.2018 23:09, Danny Lee пишет:
> Ran into this issue too with 4.1.5 with an arbiter setup.  Also could 
> not run a statedump due to "Segmentation fault".
>
> Tried with 3.12.13 and had issues with locked files as well.  We were 
> able to do a statedump and found that some of our files were "BLOCKED" 
> (xlator.features.locks.vol-locks.inode).  Attached part of statedump.
>
> Also tried clearing the locks using clear-locks, which did remove the 
> lock, but as soon as I tried to cat the file, it got locked again and 
> the cat process hung.

I created issue in bugzilla, can't find it though :-(
Looks like there is no activity after I sent all logs...


>
> On Wed, Aug 29, 2018, 3:13 AM Dmitry Melekhov <dm at belkam.com 
> <mailto:dm at belkam.com>> wrote:
>
>     28.08.2018 10:43, Amar Tumballi пишет:
>>
>>
>>     On Tue, Aug 28, 2018 at 11:24 AM, Dmitry Melekhov <dm at belkam.com
>>     <mailto:dm at belkam.com>> wrote:
>>
>>         Hello!
>>
>>
>>         Yesterday we hit something like this on 4.1.2
>>
>>         Centos 7.5.
>>
>>
>>         Volume is replicated - two bricks and one arbiter.
>>
>>
>>         We rebooted arbiter, waited for heal end,  and tried to live
>>         migrate VM to another node ( we run VMs on gluster nodes ):
>>
>>
>>         [2018-08-27 09:56:22.085411] I [MSGID: 115029]
>>         [server-handshake.c:763:server_setvolume] 0-pool-server:
>>         accepted client from
>>         CTX_ID:b55f4a90-e241-48ce-bd4d-268c8a956f4a-GRAPH_ID:0-PID:8887-HOST:son-PC_NAME:pool-
>>         client-6-RECON_NO:-0 (version: 4.1.2)
>>         [2018-08-27 09:56:22.107609] I [MSGID: 115036]
>>         [server.c:483:server_rpc_notify] 0-pool-server: disconnecting
>>         connection from
>>         CTX_ID:b55f4a90-e241-48ce-bd4d-268c8a956f4a-GRAPH_ID:0-PID:8887-HOST:son-PC_NAME:pool-
>>         client-6-RECON_NO:-0
>>         [2018-08-27 09:56:22.107747] I [MSGID: 101055]
>>         [client_t.c:444:gf_client_unref] 0-pool-server: Shutting down
>>         connection
>>         CTX_ID:b55f4a90-e241-48ce-bd4d-268c8a956f4a-GRAPH_ID:0-PID:8887-HOST:son-PC_NAME:pool-clien
>>         t-6-RECON_NO:-0
>>         [2018-08-27 09:58:37.905829] I [MSGID: 115036]
>>         [server.c:483:server_rpc_notify] 0-pool-server: disconnecting
>>         connection from
>>         CTX_ID:c3eb6cfc-2ef9-470a-89d1-a87170d00da5-GRAPH_ID:0-PID:30292-HOST:father-PC_NAME:p
>>         ool-client-6-RECON_NO:-0
>>         [2018-08-27 09:58:37.905926] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=28c831d8bc550000}
>>         [2018-08-27 09:58:37.905959] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=2870a7d6bc550000}
>>         [2018-08-27 09:58:37.905979] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=2880a7d6bc550000}
>>         [2018-08-27 09:58:37.905997] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=28f031d8bc550000}
>>         [2018-08-27 09:58:37.906016] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=28b07dd5bc550000}
>>         [2018-08-27 09:58:37.906034] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=28e0a7d6bc550000}
>>         [2018-08-27 09:58:37.906056] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=28b845d8bc550000}
>>         [2018-08-27 09:58:37.906079] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=2858a7d8bc550000}
>>         [2018-08-27 09:58:37.906098] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=2868a8d7bc550000}
>>         [2018-08-27 09:58:37.906121] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=28f80bd7bc550000}
>>         ...
>>
>>         [2018-08-27 09:58:37.907375] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=28a8cdd6bc550000}
>>         [2018-08-27 09:58:37.907393] W
>>         [inodelk.c:610:pl_inodelk_log_cleanup] 0-pool-server:
>>         releasing lock on 12172afe-f0a4-4e10-bc0f-c5e4e0d9f318 held
>>         by {client=0x7ffb58035bc0, pid=30292 lk-owner=2880cdd6bc550000}
>>         [2018-08-27 09:58:37.907476] I
>>         [socket.c:3837:socket_submit_reply] 0-tcp.pool-server: not
>>         connected (priv->connected = -1)
>>         [2018-08-27 09:58:37.907520] E
>>         [rpcsvc.c:1378:rpcsvc_submit_generic] 0-rpc-service: failed
>>         to submit message (XID: 0xcb88cb, Program: GlusterFS 4.x v1,
>>         ProgVers: 400, Proc: 30) to rpc-transport (tcp.pool-server)
>>         [2018-08-27 09:58:37.910727] E
>>         [server.c:137:server_submit_reply]
>>         (-->/usr/lib64/glusterfs/4.1.2/xlator/debug/io-stats.so(+0x20084)
>>         [0x7ffb64379084]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0x605
>>         ba) [0x7ffb5fddf5ba]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0xafce)
>>         [0x7ffb5fd89fce] ) 0-: Reply submission failed
>>         [2018-08-27 09:58:37.910814] E
>>         [rpcsvc.c:1378:rpcsvc_submit_generic] 0-rpc-service: failed
>>         to submit message (XID: 0xcb88ce, Program: GlusterFS 4.x v1,
>>         ProgVers: 400, Proc: 30) to rpc-transport (tcp.pool-server)
>>         [2018-08-27 09:58:37.910861] E
>>         [server.c:137:server_submit_reply]
>>         (-->/usr/lib64/glusterfs/4.1.2/xlator/debug/io-stats.so(+0x20084)
>>         [0x7ffb64379084]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0x605
>>         ba) [0x7ffb5fddf5ba]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0xafce)
>>         [0x7ffb5fd89fce] ) 0-: Reply submission failed
>>         [2018-08-27 09:58:37.910904] E
>>         [rpcsvc.c:1378:rpcsvc_submit_generic] 0-rpc-service: failed
>>         to submit message (XID: 0xcb88cf, Program: GlusterFS 4.x v1,
>>         ProgVers: 400, Proc: 30) to rpc-transport (tcp.pool-server)
>>         [2018-08-27 09:58:37.910940] E
>>         [server.c:137:server_submit_reply]
>>         (-->/usr/lib64/glusterfs/4.1.2/xlator/debug/io-stats.so(+0x20084)
>>         [0x7ffb64379084]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0x605
>>         ba) [0x7ffb5fddf5ba]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0xafce)
>>         [0x7ffb5fd89fce] ) 0-: Reply submission failed
>>         [2018-08-27 09:58:37.910979] E
>>         [rpcsvc.c:1378:rpcsvc_submit_generic] 0-rpc-service: failed
>>         to submit message (XID: 0xcb88d1, Program: GlusterFS 4.x v1,
>>         ProgVers: 400, Proc: 30) to rpc-transport (tcp.pool-server)
>>         [2018-08-27 09:58:37.911012] E
>>         [server.c:137:server_submit_reply]
>>         (-->/usr/lib64/glusterfs/4.1.2/xlator/debug/io-stats.so(+0x20084)
>>         [0x7ffb64379084]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0x605
>>         ba) [0x7ffb5fddf5ba]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0xafce)
>>         [0x7ffb5fd89fce] ) 0-: Reply submission failed
>>         [2018-08-27 09:58:37.911050] E
>>         [rpcsvc.c:1378:rpcsvc_submit_generic] 0-rpc-service: failed
>>         to submit message (XID: 0xcb88d8, Program: GlusterFS 4.x v1,
>>         ProgVers: 400, Proc: 30) to rpc-transport (tcp.pool-server)
>>         [2018-08-27 09:58:37.911083] E
>>         [server.c:137:server_submit_reply]
>>         (-->/usr/lib64/glusterfs/4.1.2/xlator/debug/io-stats.so(+0x20084)
>>         [0x7ffb64379084]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0x605
>>         ba) [0x7ffb5fddf5ba]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0xafce)
>>         [0x7ffb5fd89fce] ) 0-: Reply submission failed
>>         [2018-08-27 09:58:37.916217] E
>>         [server.c:137:server_submit_reply]
>>         (-->/usr/lib64/glusterfs/4.1.2/xlator/debug/io-stats.so(+0x20084)
>>         [0x7ffb64379084]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0x605
>>         ba) [0x7ffb5fddf5ba]
>>         -->/usr/lib64/glusterfs/4.1.2/xlator/protocol/server.so(+0xafce)
>>         [0x7ffb5fd89fce] ) 0-: Reply submission failed
>>         [2018-08-27 09:58:37.916520] I [MSGID: 115013]
>>         [server-helpers.c:286:do_fd_cleanup] 0-pool-server: fd
>>         cleanup on /balamak.img
>>
>>
>>         after this I/O on  /balamak.img was blocked.
>>
>>
>>         Only solution we found was to reboot all 3 nodes.
>>
>>
>>         Is there any bug report in bugzilla we can add logs?
>>
>>
>>     Not aware of such bugs!
>>
>>         Is it possible to turn of these locks?
>>
>>
>>     Not sure, will get back on this one!
>
>
>     btw, found this link
>     https://docs.gluster.org/en/v3/Troubleshooting/troubleshooting-filelocks/
>
>     tried on another (test) cluster:
>
>      [root at marduk ~]# gluster volume statedump pool
>     Segmentation fault (core dumped)
>
>
>     4.1.2 too...
>
>     something is wrong here.
>
>
>>         Thank you!
>>
>>
>>
>>
>>         _______________________________________________
>>         Gluster-users mailing list
>>         Gluster-users at gluster.org <mailto:Gluster-users at gluster.org>
>>         https://lists.gluster.org/mailman/listinfo/gluster-users
>>
>>
>>
>>
>>     -- 
>>     Amar Tumballi (amarts)
>
>
>     _______________________________________________
>     Gluster-users mailing list
>     Gluster-users at gluster.org <mailto:Gluster-users at gluster.org>
>     https://lists.gluster.org/mailman/listinfo/gluster-users
>

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