[Gluster-users] Gluster 3.7.13 NFS Crash
Krutika Dhananjay
kdhananj at redhat.com
Fri Aug 5 05:16:21 UTC 2016
Were the images being renamed (specifically to a pathname that already
exists) while they were being written to?
-Krutika
On Thu, Aug 4, 2016 at 1:14 PM, Mahdi Adnan <mahdi.adnan at outlook.com> wrote:
> Hi,
>
> Kindly check the following link for all 7 bricks logs;
>
> https://db.tt/YP5qTGXk
>
>
> --
>
> Respectfully
> *Mahdi A. Mahdi*
>
>
>
> ------------------------------
> From: kdhananj at redhat.com
> Date: Thu, 4 Aug 2016 13:00:43 +0530
>
> Subject: Re: [Gluster-users] Gluster 3.7.13 NFS Crash
> To: mahdi.adnan at outlook.com
> CC: gluster-users at gluster.org
>
> Could you also attach the brick logs please?
>
> -Krutika
>
> On Thu, Aug 4, 2016 at 12:48 PM, Mahdi Adnan <mahdi.adnan at outlook.com>
> wrote:
>
> appreciate your help,
>
> (gdb) frame 2
> #2 0x00007f195deb1787 in shard_common_inode_write_do
> (frame=0x7f19699f1164, this=0x7f195802ac10) at shard.c:3716
> 3716 anon_fd = fd_anonymous (local->inode_list[i]);
> (gdb) p local->inode_list[0]
> $4 = (inode_t *) 0x7f195c532b18
> (gdb) p local->inode_list[1]
> $5 = (inode_t *) 0x0
> (gdb)
>
>
> --
>
> Respectfully
> *Mahdi A. Mahdi*
>
>
>
> ------------------------------
> From: kdhananj at redhat.com
> Date: Thu, 4 Aug 2016 12:43:10 +0530
>
> Subject: Re: [Gluster-users] Gluster 3.7.13 NFS Crash
> To: mahdi.adnan at outlook.com
> CC: gluster-users at gluster.org
>
> OK.
> Could you also print the values of the following variables from the
> original core:
> i. i
> ii. local->inode_list[0]
> iii. local->inode_list[1]
>
> -Krutika
>
> On Wed, Aug 3, 2016 at 9:01 PM, Mahdi Adnan <mahdi.adnan at outlook.com>
> wrote:
>
> Hi,
>
> Unfortunately no, but i can setup a test bench and see if it gets the same
> results.
>
> --
>
> Respectfully
> *Mahdi A. Mahdi*
>
>
>
> ------------------------------
> From: kdhananj at redhat.com
> Date: Wed, 3 Aug 2016 20:59:50 +0530
>
> Subject: Re: [Gluster-users] Gluster 3.7.13 NFS Crash
> To: mahdi.adnan at outlook.com
> CC: gluster-users at gluster.org
>
> Do you have a test case that consistently recreates this problem?
>
> -Krutika
>
> On Wed, Aug 3, 2016 at 8:32 PM, Mahdi Adnan <mahdi.adnan at outlook.com>
> wrote:
>
> Hi,
>
> So i have updated to 3.7.14 and i still have the same issue with NFS.
> based on what i have provided so far from logs and dumps do you think it's
> an NFS issue ? should i switch to nfs-ganesha ?
> the problem is, the current setup is used in a production environment, and
> switching the mount point of +50 VMs from native nfs to nfs-ganesha is not
> going to be smooth and without downtime, so i really appreciate your
> thoughts on this matter.
>
> --
>
> Respectfully
> *Mahdi A. Mahdi*
>
>
>
> ------------------------------
> From: mahdi.adnan at outlook.com
> To: kdhananj at redhat.com
> Date: Tue, 2 Aug 2016 08:44:16 +0300
>
> CC: gluster-users at gluster.org
> Subject: Re: [Gluster-users] Gluster 3.7.13 NFS Crash
>
> Hi,
>
> The NFS just crashed again, latest bt;
>
> (gdb) bt
> #0 0x00007f0b71a9f210 in pthread_spin_lock () from /lib64/libpthread.so.0
> #1 0x00007f0b72c6fcd5 in fd_anonymous (inode=0x0) at fd.c:804
> #2 0x00007f0b64ca5787 in shard_common_inode_write_do
> (frame=0x7f0b707c062c, this=0x7f0b6002ac10) at shard.c:3716
> #3 0x00007f0b64ca5a53 in shard_common_inode_write_post_lookup_shards_handler
> (frame=<optimized out>, this=<optimized out>) at shard.c:3769
> #4 0x00007f0b64c9eff5 in shard_common_lookup_shards_cbk
> (frame=0x7f0b707c062c, cookie=<optimized out>, this=0x7f0b6002ac10,
> op_ret=0,
> op_errno=<optimized out>, inode=<optimized out>, buf=0x7f0b51407640,
> xdata=0x7f0b72f57648, postparent=0x7f0b514076b0) at shard.c:1601
> #5 0x00007f0b64efe141 in dht_lookup_cbk (frame=0x7f0b7075fcdc,
> cookie=<optimized out>, this=<optimized out>, op_ret=0, op_errno=0,
> inode=0x7f0b5f1d1f58,
> stbuf=0x7f0b51407640, xattr=0x7f0b72f57648, postparent=0x7f0b514076b0)
> at dht-common.c:2174
> #6 0x00007f0b651871f3 in afr_lookup_done (frame=frame at entry=0x7f0b7079a4c8,
> this=this at entry=0x7f0b60023ba0) at afr-common.c:1825
> #7 0x00007f0b65187b84 in afr_lookup_metadata_heal_check (frame=frame at entry
> =0x7f0b7079a4c8, this=0x7f0b60023ba0, this at entry=0xca0bd88259f5a800)
> at afr-common.c:2068
> #8 0x00007f0b6518834f in afr_lookup_entry_heal (frame=frame at entry
> =0x7f0b7079a4c8, this=0xca0bd88259f5a800, this at entry=0x7f0b60023ba0) at
> afr-common.c:2157
> #9 0x00007f0b6518867d in afr_lookup_cbk (frame=0x7f0b7079a4c8,
> cookie=<optimized out>, this=0x7f0b60023ba0, op_ret=<optimized out>,
> op_errno=<optimized out>, inode=<optimized out>, buf=0x7f0b564e9940,
> xdata=0x7f0b72f708c8, postparent=0x7f0b564e99b0) at afr-common.c:2205
> #10 0x00007f0b653d6e42 in client3_3_lookup_cbk (req=<optimized out>,
> iov=<optimized out>, count=<optimized out>, myframe=0x7f0b7076354c)
> at client-rpc-fops.c:2981
> #11 0x00007f0b72a00a30 in rpc_clnt_handle_reply (clnt=clnt at entry
> =0x7f0b603393c0, pollin=pollin at entry=0x7f0b50c1c2d0) at rpc-clnt.c:764
> #12 0x00007f0b72a00cef in rpc_clnt_notify (trans=<optimized out>,
> mydata=0x7f0b603393f0, event=<optimized out>, data=0x7f0b50c1c2d0) at
> rpc-clnt.c:925
> #13 0x00007f0b729fc7c3 in rpc_transport_notify (this=this at entry
> =0x7f0b60349040, event=event at entry=RPC_TRANSPORT_MSG_RECEIVED,
> data=data at entry=0x7f0b50c1c2d0)
> at rpc-transport.c:546
> #14 0x00007f0b678c39a4 in socket_event_poll_in (this=this at entry
> =0x7f0b60349040) at socket.c:2353
> #15 0x00007f0b678c65e4 in socket_event_handler (fd=fd at entry=29,
> idx=idx at entry=17, data=0x7f0b60349040, poll_in=1, poll_out=0, poll_err=0)
> at socket.c:2466
> #16 0x00007f0b72ca0f7a in event_dispatch_epoll_handler
> (event=0x7f0b564e9e80, event_pool=0x7f0b7349bf20) at event-epoll.c:575
> #17 event_dispatch_epoll_worker (data=0x7f0b60152d40) at event-epoll.c:678
> #18 0x00007f0b71a9adc5 in start_thread () from /lib64/libpthread.so.0
> #19 0x00007f0b713dfced in clone () from /lib64/libc.so.6
>
>
> --
>
> Respectfully
> *Mahdi A. Mahdi*
>
> ------------------------------
> From: mahdi.adnan at outlook.com
> To: kdhananj at redhat.com
> Date: Mon, 1 Aug 2016 16:31:50 +0300
> CC: gluster-users at gluster.org
> Subject: Re: [Gluster-users] Gluster 3.7.13 NFS Crash
>
> Many thanks,
>
> here's the results;
>
>
> (gdb) p cur_block
> $15 = 4088
> (gdb) p last_block
> $16 = 4088
> (gdb) p local->first_block
> $17 = 4087
> (gdb) p odirect
> $18 = _gf_false
> (gdb) p fd->flags
> $19 = 2
> (gdb) p local->call_count
> $20 = 2
>
>
> If you need more core dumps, i have several files i can upload.
>
> --
>
> Respectfully
> *Mahdi A. Mahdi*
>
>
>
> ------------------------------
> From: kdhananj at redhat.com
> Date: Mon, 1 Aug 2016 18:39:27 +0530
> Subject: Re: [Gluster-users] Gluster 3.7.13 NFS Crash
> To: mahdi.adnan at outlook.com
> CC: gluster-users at gluster.org
>
> Sorry I didn't make myself clear. The reason I asked YOU to do it is
> because i tried it on my system and im not getting the backtrace (it's all
> question marks).
>
> Attach the core to gdb.
> At the gdb prompt, go to frame 2 by typing
> (gdb) f 2
>
> There, for each of the variables i asked you to get the values of, type p
> followed by the variable name.
> For instance, to get the value of the variable 'odirect', do this:
>
> (gdb) p odirect
>
> and gdb will print its value for you in response.
>
> -Krutika
>
> On Mon, Aug 1, 2016 at 4:55 PM, Mahdi Adnan <mahdi.adnan at outlook.com>
> wrote:
>
> Hi,
>
> How to get the results of the below variables ? i cant get the results
> from gdb.
>
>
> --
>
> Respectfully
> *Mahdi A. Mahdi*
>
>
>
> ------------------------------
> From: kdhananj at redhat.com
> Date: Mon, 1 Aug 2016 15:51:38 +0530
> Subject: Re: [Gluster-users] Gluster 3.7.13 NFS Crash
> To: mahdi.adnan at outlook.com
> CC: gluster-users at gluster.org
>
>
> Could you also print and share the values of the following variables from
> the backtrace please:
>
> i. cur_block
> ii. last_block
> iii. local->first_block
> iv. odirect
> v. fd->flags
> vi. local->call_count
>
> -Krutika
>
> On Sat, Jul 30, 2016 at 5:04 PM, Mahdi Adnan <mahdi.adnan at outlook.com>
> wrote:
>
> Hi,
>
> I really appreciate if someone can help me fix my nfs crash, its happening
> a lot and it's causing lots of issues to my VMs;
> the problem is every few hours the native nfs crash and the volume become
> unavailable from the affected node unless i restart glusterd.
> the volume is used by vmware esxi as a datastore for it's VMs with the
> following options;
>
>
> OS: CentOS 7.2
> Gluster: 3.7.13
>
> Volume Name: vlm01
> Type: Distributed-Replicate
> Volume ID: eacd8248-dca3-4530-9aed-7714a5a114f2
> Status: Started
> Number of Bricks: 7 x 3 = 21
> Transport-type: tcp
> Bricks:
> Brick1: gfs01:/bricks/b01/vlm01
> Brick2: gfs02:/bricks/b01/vlm01
> Brick3: gfs03:/bricks/b01/vlm01
> Brick4: gfs01:/bricks/b02/vlm01
> Brick5: gfs02:/bricks/b02/vlm01
> Brick6: gfs03:/bricks/b02/vlm01
> Brick7: gfs01:/bricks/b03/vlm01
> Brick8: gfs02:/bricks/b03/vlm01
> Brick9: gfs03:/bricks/b03/vlm01
> Brick10: gfs01:/bricks/b04/vlm01
> Brick11: gfs02:/bricks/b04/vlm01
> Brick12: gfs03:/bricks/b04/vlm01
> Brick13: gfs01:/bricks/b05/vlm01
> Brick14: gfs02:/bricks/b05/vlm01
> Brick15: gfs03:/bricks/b05/vlm01
> Brick16: gfs01:/bricks/b06/vlm01
> Brick17: gfs02:/bricks/b06/vlm01
> Brick18: gfs03:/bricks/b06/vlm01
> Brick19: gfs01:/bricks/b07/vlm01
> Brick20: gfs02:/bricks/b07/vlm01
> Brick21: gfs03:/bricks/b07/vlm01
> Options Reconfigured:
> performance.readdir-ahead: off
> performance.quick-read: off
> performance.read-ahead: off
> performance.io-cache: off
> performance.stat-prefetch: off
> cluster.eager-lock: enable
> network.remote-dio: enable
> cluster.quorum-type: auto
> cluster.server-quorum-type: server
> performance.strict-write-ordering: on
> performance.write-behind: off
> cluster.data-self-heal-algorithm: full
> cluster.self-heal-window-size: 128
> features.shard-block-size: 16MB
> features.shard: on
> auth.allow: 192.168.221.50,192.168.221.51,192.168.221.52,192.168.221.56,
> 192.168.208.130,192.168.208.131,192.168.208.132,192.168.208.
> 89,192.168.208.85,192.168.208.208.86
> network.ping-timeout: 10
>
>
> latest bt;
>
>
> (gdb) bt
> #0 0x00007f196acab210 in pthread_spin_lock () from /lib64/libpthread.so.0
> #1 0x00007f196be7bcd5 in fd_anonymous (inode=0x0) at fd.c:804
> #2 0x00007f195deb1787 in shard_common_inode_write_do
> (frame=0x7f19699f1164, this=0x7f195802ac10) at shard.c:3716
> #3 0x00007f195deb1a53 in shard_common_inode_write_post_lookup_shards_handler
> (frame=<optimized out>, this=<optimized out>) at shard.c:3769
> #4 0x00007f195deaaff5 in shard_common_lookup_shards_cbk
> (frame=0x7f19699f1164, cookie=<optimized out>, this=0x7f195802ac10,
> op_ret=0,
> op_errno=<optimized out>, inode=<optimized out>, buf=0x7f194970bc40,
> xdata=0x7f196c15451c, postparent=0x7f194970bcb0) at shard.c:1601
> #5 0x00007f195e10a141 in dht_lookup_cbk (frame=0x7f196998e7d4,
> cookie=<optimized out>, this=<optimized out>, op_ret=0, op_errno=0,
> inode=0x7f195c532b18,
> stbuf=0x7f194970bc40, xattr=0x7f196c15451c, postparent=0x7f194970bcb0)
> at dht-common.c:2174
> #6 0x00007f195e3931f3 in afr_lookup_done (frame=frame at entry=0x7f196997f8a4,
> this=this at entry=0x7f1958022a20) at afr-common.c:1825
> #7 0x00007f195e393b84 in afr_lookup_metadata_heal_check (frame=frame at entry
> =0x7f196997f8a4, this=0x7f1958022a20, this at entry=0xe3a929e0b67fa500)
> at afr-common.c:2068
> #8 0x00007f195e39434f in afr_lookup_entry_heal (frame=frame at entry
> =0x7f196997f8a4, this=0xe3a929e0b67fa500, this at entry=0x7f1958022a20) at
> afr-common.c:2157
> #9 0x00007f195e39467d in afr_lookup_cbk (frame=0x7f196997f8a4,
> cookie=<optimized out>, this=0x7f1958022a20, op_ret=<optimized out>,
> op_errno=<optimized out>, inode=<optimized out>, buf=0x7f195effa940,
> xdata=0x7f196c1853b0, postparent=0x7f195effa9b0) at afr-common.c:2205
> #10 0x00007f195e5e2e42 in client3_3_lookup_cbk (req=<optimized out>,
> iov=<optimized out>, count=<optimized out>, myframe=0x7f196999952c)
> at client-rpc-fops.c:2981
> #11 0x00007f196bc0ca30 in rpc_clnt_handle_reply (clnt=clnt at entry
> =0x7f19583adaf0, pollin=pollin at entry=0x7f195907f930) at rpc-clnt.c:764
> #12 0x00007f196bc0ccef in rpc_clnt_notify (trans=<optimized out>,
> mydata=0x7f19583adb20, event=<optimized out>, data=0x7f195907f930) at
> rpc-clnt.c:925
> #13 0x00007f196bc087c3 in rpc_transport_notify (this=this at entry
> =0x7f19583bd770, event=event at entry=RPC_TRANSPORT_MSG_RECEIVED,
> data=data at entry=0x7f195907f930)
> at rpc-transport.c:546
> #14 0x00007f1960acf9a4 in socket_event_poll_in (this=this at entry
> =0x7f19583bd770) at socket.c:2353
> #15 0x00007f1960ad25e4 in socket_event_handler (fd=fd at entry=25,
> idx=idx at entry=14, data=0x7f19583bd770, poll_in=1, poll_out=0, poll_err=0)
> at socket.c:2466
> #16 0x00007f196beacf7a in event_dispatch_epoll_handler
> (event=0x7f195effae80, event_pool=0x7f196dbf5f20) at event-epoll.c:575
> #17 event_dispatch_epoll_worker (data=0x7f196dc41e10) at event-epoll.c:678
> #18 0x00007f196aca6dc5 in start_thread () from /lib64/libpthread.so.0
> #19 0x00007f196a5ebced in clone () from /lib64/libc.so.6
>
>
>
>
> nfs logs and the core dump can be found in the dropbox link below;
> https://db.tt/rZrC9d7f
>
>
> thanks in advance.
>
> Respectfully
> *Mahdi A. Mahdi*
>
>
> _______________________________________________
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> Gluster-users at gluster.org
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>
>
>
>
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