[Gluster-users] Glusterd proccess hangs on reboot

Tue Aug 29 04:48:55 UTC 2017

Till now I haven't found anything significant.

Can you send me gluster logs along with command-history-logs for these
scenarios:
 Scenario1 : 20 servers
 Scenario2 : 40 servers
 Scenario3:  80 Servers

Thanks
Gaurav

On Mon, Aug 28, 2017 at 11:22 AM, Serkan Çoban <cobanserkan at gmail.com>
wrote:

> Hi Gaurav,
> Any progress about the problem?
>
> On Thursday, August 24, 2017, Serkan Çoban <cobanserkan at gmail.com> wrote:
>
>> Thank you Gaurav,
>> Here is more findings:
>> Problem does not happen using only 20 servers each has 68 bricks.
>> (peer probe only 20 servers)
>> If we use 40 servers with single volume, glusterd cpu %100 state
>> continues for 5 minutes and it goes to normal state.
>> with 80 servers we have no working state yet...
>>
>> On Thu, Aug 24, 2017 at 1:33 PM, Gaurav Yadav <gyadav at redhat.com> wrote:
>> >
>> > I am working on it and will share my findings as soon as possible.
>> >
>> >
>> > Thanks
>> > Gaurav
>> >
>> > On Thu, Aug 24, 2017 at 3:58 PM, Serkan Çoban <cobanserkan at gmail.com>
>> wrote:
>> >>
>> >> Restarting glusterd causes the same thing. I tried with 3.12.rc0,
>> >> 3.10.5. 3.8.15, 3.7.20 all same behavior.
>> >> My OS is centos 6.9, I tried with centos 6.8 problem remains...
>> >> Only way to a healthy state is destroy gluster config/rpms, reinstall
>> >> and recreate volumes.
>> >>
>> >> On Thu, Aug 24, 2017 at 8:49 AM, Serkan Çoban <cobanserkan at gmail.com>
>> >> wrote:
>> >> > Here you can find 10 stack trace samples from glusterd. I wait 10
>> >> > seconds between each trace.
>> >> > https://www.dropbox.com/s/9f36goq5xn3p1yt/glusterd_pstack.zip?dl=0
>> >> >
>> >> > Content of the first stack trace is here:
>> >> >
>> >> > Thread 8 (Thread 0x7f7a8cd4e700 (LWP 43069)):
>> >> > #0  0x0000003aa5c0f00d in nanosleep () from /lib64/libpthread.so.0
>> >> > #1  0x000000303f837d57 in ?? () from /usr/lib64/libglusterfs.so.0
>> >> > #2  0x0000003aa5c07aa1 in start_thread () from /lib64/libpthread.so.0
>> >> > #3  0x0000003aa58e8bbd in clone () from /lib64/libc.so.6
>> >> > Thread 7 (Thread 0x7f7a8c34d700 (LWP 43070)):
>> >> > #0  0x0000003aa5c0f585 in sigwait () from /lib64/libpthread.so.0
>> >> > #1  0x000000000040643b in glusterfs_sigwaiter ()
>> >> > #2  0x0000003aa5c07aa1 in start_thread () from /lib64/libpthread.so.0
>> >> > #3  0x0000003aa58e8bbd in clone () from /lib64/libc.so.6
>> >> > Thread 6 (Thread 0x7f7a8b94c700 (LWP 43071)):
>> >> > #0  0x0000003aa58acc4d in nanosleep () from /lib64/libc.so.6
>> >> > #1  0x0000003aa58acac0 in sleep () from /lib64/libc.so.6
>> >> > #2  0x000000303f8528fb in pool_sweeper () from
>> >> > /usr/lib64/libglusterfs.so.0
>> >> > #3  0x0000003aa5c07aa1 in start_thread () from /lib64/libpthread.so.0
>> >> > #4  0x0000003aa58e8bbd in clone () from /lib64/libc.so.6
>> >> > Thread 5 (Thread 0x7f7a8af4b700 (LWP 43072)):
>> >> > #0  0x0000003aa5c0ba5e in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>> from
>> >> > /lib64/libpthread.so.0
>> >> > #1  0x000000303f864afc in syncenv_task () from
>> >> > /usr/lib64/libglusterfs.so.0
>> >> > #2  0x000000303f8729f0 in syncenv_processor () from
>> >> > /usr/lib64/libglusterfs.so.0
>> >> > #3  0x0000003aa5c07aa1 in start_thread () from /lib64/libpthread.so.0
>> >> > #4  0x0000003aa58e8bbd in clone () from /lib64/libc.so.6
>> >> > Thread 4 (Thread 0x7f7a8a54a700 (LWP 43073)):
>> >> > #0  0x0000003aa5c0ba5e in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>> from
>> >> > /lib64/libpthread.so.0
>> >> > #1  0x000000303f864afc in syncenv_task () from
>> >> > /usr/lib64/libglusterfs.so.0
>> >> > #2  0x000000303f8729f0 in syncenv_processor () from
>> >> > /usr/lib64/libglusterfs.so.0
>> >> > #3  0x0000003aa5c07aa1 in start_thread () from /lib64/libpthread.so.0
>> >> > #4  0x0000003aa58e8bbd in clone () from /lib64/libc.so.6
>> >> > Thread 3 (Thread 0x7f7a886ac700 (LWP 43075)):
>> >> > #0  0x0000003aa5c0b68c in pthread_cond_wait@@GLIBC_2.3.2 () from
>> >> > /lib64/libpthread.so.0
>> >> > #1  0x00007f7a898a099b in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #2  0x0000003aa5c07aa1 in start_thread () from /lib64/libpthread.so.0
>> >> > #3  0x0000003aa58e8bbd in clone () from /lib64/libc.so.6
>> >> > Thread 2 (Thread 0x7f7a87cab700 (LWP 43076)):
>> >> > #0  0x0000003aa5928692 in __strcmp_sse42 () from /lib64/libc.so.6
>> >> > #1  0x000000303f82244a in ?? () from /usr/lib64/libglusterfs.so.0
>> >> > #2  0x000000303f82433d in ?? () from /usr/lib64/libglusterfs.so.0
>> >> > #3  0x000000303f8245f5 in dict_set () from
>> /usr/lib64/libglusterfs.so.0
>> >> > #4  0x000000303f82524c in dict_set_str () from
>> >> > /usr/lib64/libglusterfs.so.0
>> >> > #5  0x00007f7a898da7fd in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #6  0x00007f7a8981b0df in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #7  0x00007f7a8981b47c in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #8  0x00007f7a89831edf in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #9  0x00007f7a897f28f7 in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #10 0x00007f7a897f0bb9 in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #11 0x00007f7a8984c89a in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #12 0x00007f7a898323ee in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
>> >> > #13 0x000000303f40fad5 in rpc_clnt_handle_reply () from
>> >> > /usr/lib64/libgfrpc.so.0
>> >> > #14 0x000000303f410c85 in rpc_clnt_notify () from
>> >> > /usr/lib64/libgfrpc.so.0
>> >> > #15 0x000000303f40bd68 in rpc_transport_notify () from
>> >> > /usr/lib64/libgfrpc.so.0
>> >> > #16 0x00007f7a88a6fccd in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/rpc-transport/socket.so
>> >> > #17 0x00007f7a88a70ffe in ?? () from
>> >> > /usr/lib64/glusterfs/3.10.5/rpc-transport/socket.so
>> >> > #18 0x000000303f887806 in ?? () from /usr/lib64/libglusterfs.so.0
>> >> > #19 0x0000003aa5c07aa1 in start_thread () from /lib64/libpthread.so.0
>> >> > #20 0x0000003aa58e8bbd in clone () from /lib64/libc.so.6
>> >> > Thread 1 (Thread 0x7f7a93844740 (LWP 43068)):
>> >> > #0  0x0000003aa5c082fd in pthread_join () from /lib64/libpthread.so.0
>> >> > #1  0x000000303f8872d5 in ?? () from /usr/lib64/libglusterfs.so.0
>> >> > #2  0x0000000000409020 in main ()
>> >> >
>> >> > On Wed, Aug 23, 2017 at 8:46 PM, Atin Mukherjee <amukherj at redhat.com
>> >
>> >> > wrote:
>> >> >> Could you be able to provide the pstack dump of the glusterd
>> process?
>> >> >>
>> >> >> On Wed, 23 Aug 2017 at 20:22, Atin Mukherjee <amukherj at redhat.com>
>> >> >> wrote:
>> >> >>>
>> >> >>> Not yet. Gaurav will be taking a look at it tomorrow.
>> >> >>>
>> >> >>> On Wed, 23 Aug 2017 at 20:14, Serkan Çoban <cobanserkan at gmail.com>
>> >> >>> wrote:
>> >> >>>>
>> >> >>>> Hi Atin,
>> >> >>>>
>> >> >>>> Do you have time to check the logs?
>> >> >>>>
>> >> >>>> On Wed, Aug 23, 2017 at 10:02 AM, Serkan Çoban
>> >> >>>> <cobanserkan at gmail.com>
>> >> >>>> wrote:
>> >> >>>> > Same thing happens with 3.12.rc0. This time perf top shows
>> hanging
>> >> >>>> > in
>> >> >>>> > libglusterfs.so and below is the glusterd logs, which are
>> different
>> >> >>>> > from 3.10.
>> >> >>>> > With 3.10.5, after 60-70 minutes CPU usage becomes normal and we
>> >> >>>> > see
>> >> >>>> > brick processes come online and system starts to answer commands
>> >> >>>> > like
>> >> >>>> > "gluster peer status"..
>> >> >>>> >
>> >> >>>> > [2017-08-23 06:46:02.150472] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.152181] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.152287] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.153503] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.153647] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.153866] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.153948] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154018] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154108] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154162] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154250] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154322] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154425] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154494] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154575] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154649] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154705] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154774] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154852] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154903] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.154995] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.155052] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:02.155141] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:27.074052] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> > [2017-08-23 06:46:27.077034] E [client_t.c:324:gf_client_ref]
>> >> >>>> > (-->/usr/lib64/libgfrpc.so.0(rpcsvc_request_create+0xf1)
>> >> >>>> > [0x7f5ae2c091b1]
>> >> >>>> > -->/usr/lib64/libgfrpc.so.0(rpcsvc_request_init+0x9c)
>> >> >>>> > [0x7f5ae2c0851c]
>> >> >>>> > -->/usr/lib64/libglusterfs.so.0(gf_client_ref+0x1a9)
>> >> >>>> > [0x7f5ae2ea3949] ) 0-client_t: null client [Invalid argument]
>> >> >>>> >
>> >> >>>> > On Tue, Aug 22, 2017 at 7:00 PM, Serkan Çoban
>> >> >>>> > <cobanserkan at gmail.com>
>> >> >>>> > wrote:
>> >> >>>> >> I reboot multiple times, also I destroyed the gluster
>> >> >>>> >> configuration
>> >> >>>> >> and recreate multiple times. The behavior is same.
>> >> >>>> >>
>> >> >>>> >> On Tue, Aug 22, 2017 at 6:47 PM, Atin Mukherjee
>> >> >>>> >> <amukherj at redhat.com>
>> >> >>>> >> wrote:
>> >> >>>> >>> My guess is there is a corruption in vol list or peer list
>> which
>> >> >>>> >>> has
>> >> >>>> >>> lead
>> >> >>>> >>> glusterd to get into a infinite loop of traversing a
>> peer/volume
>> >> >>>> >>> list
>> >> >>>> >>> and
>> >> >>>> >>> CPU to hog up. Again this is a guess and I've not got a
>> chance to
>> >> >>>> >>> take a
>> >> >>>> >>> detail look at the logs and the strace output.
>> >> >>>> >>>
>> >> >>>> >>> I believe if you get to reboot the node again the problem will
>> >> >>>> >>> disappear.
>> >> >>>> >>>
>> >> >>>> >>> On Tue, 22 Aug 2017 at 20:07, Serkan Çoban
>> >> >>>> >>> <cobanserkan at gmail.com>
>> >> >>>> >>> wrote:
>> >> >>>> >>>>
>> >> >>>> >>>> As an addition perf top shows %80 libc-2.12.so
>> __strcmp_sse42
>> >> >>>> >>>> during
>> >> >>>> >>>> glusterd %100 cpu usage
>> >> >>>> >>>> Hope this helps...
>> >> >>>> >>>>
>> >> >>>> >>>> On Tue, Aug 22, 2017 at 2:41 PM, Serkan Çoban
>> >> >>>> >>>> <cobanserkan at gmail.com>
>> >> >>>> >>>> wrote:
>> >> >>>> >>>> > Hi there,
>> >> >>>> >>>> >
>> >> >>>> >>>> > I have a strange problem.
>> >> >>>> >>>> > Gluster version in 3.10.5, I am testing new servers.
>> Gluster
>> >> >>>> >>>> > configuration is 16+4 EC, I have three volumes, each have
>> 1600
>> >> >>>> >>>> > bricks.
>> >> >>>> >>>> > I can successfully create the cluster and volumes without
>> any
>> >> >>>> >>>> > problems. I write data to cluster from 100 clients for 12
>> >> >>>> >>>> > hours
>> >> >>>> >>>> > again
>> >> >>>> >>>> > no problem. But when I try to reboot a node, glusterd
>> process
>> >> >>>> >>>> > hangs on
>> >> >>>> >>>> > %100 CPU usage and seems to do nothing, no brick processes
>> >> >>>> >>>> > come
>> >> >>>> >>>> > online. You can find strace of glusterd process for 1
>> minutes
>> >> >>>> >>>> > here:
>> >> >>>> >>>> >
>> >> >>>> >>>> >
>> >> >>>> >>>> > https://www.dropbox.com/s/c7bxfnbqxze1yus/gluster_strace.
>> out?dl=0
>> >> >>>> >>>> >
>> >> >>>> >>>> > Here is the glusterd logs:
>> >> >>>> >>>> > https://www.dropbox.com/s/hkst
>> b3mdeil9a5u/glusterd.log?dl=0
>> >> >>>> >>>> >
>> >> >>>> >>>> >
>> >> >>>> >>>> > By the way, reboot of one server completes without problem
>> if
>> >> >>>> >>>> > I
>> >> >>>> >>>> > reboot
>> >> >>>> >>>> > the servers before creating any volumes.
>> >> >>>> >>>> _______________________________________________
>> >> >>>> >>>> Gluster-users mailing list
>> >> >>>> >>>> Gluster-users at gluster.org
>> >> >>>> >>>> http://lists.gluster.org/mailman/listinfo/gluster-users
>> >> >>>> >>>
>> >> >>>> >>> --
>> >> >>>> >>> - Atin (atinm)
>> >> >>>
>> >> >>> --
>> >> >>> - Atin (atinm)
>> >> >>
>> >> >> --
>> >> >> - Atin (atinm)
>> >> _______________________________________________
>> >> Gluster-users mailing list
>> >> Gluster-users at gluster.org
>> >> http://lists.gluster.org/mailman/listinfo/gluster-users
>> >
>> >
>>
>
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