[Gluster-users] Gluster 3.7.13 NFS Crash

Mon Aug 1 11:25:19 UTC 2016

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 7.2Gluster: 3.7.13
Volume Name: vlm01Type: Distributed-ReplicateVolume ID: eacd8248-dca3-4530-9aed-7714a5a114f2Status: StartedNumber of Bricks: 7 x 3 = 21Transport-type: tcpBricks:Brick1: gfs01:/bricks/b01/vlm01Brick2: gfs02:/bricks/b01/vlm01Brick3: gfs03:/bricks/b01/vlm01Brick4: gfs01:/bricks/b02/vlm01Brick5: gfs02:/bricks/b02/vlm01Brick6: gfs03:/bricks/b02/vlm01Brick7: gfs01:/bricks/b03/vlm01Brick8: gfs02:/bricks/b03/vlm01Brick9: gfs03:/bricks/b03/vlm01Brick10: gfs01:/bricks/b04/vlm01Brick11: gfs02:/bricks/b04/vlm01Brick12: gfs03:/bricks/b04/vlm01Brick13: gfs01:/bricks/b05/vlm01Brick14: gfs02:/bricks/b05/vlm01Brick15: gfs03:/bricks/b05/vlm01Brick16: gfs01:/bricks/b06/vlm01Brick17: gfs02:/bricks/b06/vlm01Brick18: gfs03:/bricks/b06/vlm01Brick19: gfs01:/bricks/b07/vlm01Brick20: gfs02:/bricks/b07/vlm01Brick21: gfs03:/bricks/b07/vlm01Options Reconfigured:performance.readdir-ahead: offperformance.quick-read: offperformance.read-ahead: offperformance.io-cache: offperformance.stat-prefetch: offcluster.eager-lock: enablenetwork.remote-dio: enablecluster.quorum-type: autocluster.server-quorum-type: serverperformance.strict-write-ordering: onperformance.write-behind: offcluster.data-self-heal-algorithm: fullcluster.self-heal-window-size: 128features.shard-block-size: 16MBfeatures.shard: onauth.allow: 192.168.221.50,192.168.221.51,192.168.221.52,192.168.221.56,192.168.208.130,192.168.208.131,192.168.208.132,192.168.208.89,192.168.208.85,192.168.208.208.86network.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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