On Tue, Aug 29, 2017 at 2:44 PM, Serkan Çoban <cobanserkan@xxxxxxxxx> wrote:
Here is the requested logs:
https://www.dropbox.com/s/vt187h0gtu5doip/gluster_logs_ 20_40_80_servers.zip?dl=0
On Tue, Aug 29, 2017 at 7:48 AM, Gaurav Yadav <gyadav@xxxxxxxxxx> wrote:
> 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@xxxxxxxxx>
> wrote:
>>
>> Hi Gaurav,
>> Any progress about the problem?
>>
>> On Thursday, August 24, 2017, Serkan Çoban <cobanserkan@xxxxxxxxx> 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@xxxxxxxxxx> 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@xxxxxxxxx>
>>> > 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@xxxxxxxxx>
>>> >> 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@xxxxxxxxxx>
>>> >> > 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@xxxxxxxxxx>
>>> >> >> wrote:
>>> >> >>>
>>> >> >>> Not yet. Gaurav will be taking a look at it tomorrow.
>>> >> >>>
>>> >> >>> On Wed, 23 Aug 2017 at 20:14, Serkan Çoban <cobanserkan@xxxxxxxxx>
>>> >> >>> wrote:
>>> >> >>>>
>>> >> >>>> Hi Atin,
>>> >> >>>>
>>> >> >>>> Do you have time to check the logs?
>>> >> >>>>
>>> >> >>>> On Wed, Aug 23, 2017 at 10:02 AM, Serkan Çoban
>>> >> >>>> <cobanserkan@xxxxxxxxx>
>>> >> >>>> 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@xxxxxxxxx>
>>> >> >>>> > 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@xxxxxxxxxx>
>>> >> >>>> >> 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@xxxxxxxxx>
>>> >> >>>> >>> 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@xxxxxxxxx>
>>> >> >>>> >>>> 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/hkstb3mdeil9a5u/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@xxxxxxxxxxx
>>> >> >>>> >>>> http://lists.gluster.org/mailman/listinfo/gluster-users
>>> >> >>>> >>>
>>> >> >>>> >>> --
>>> >> >>>> >>> - Atin (atinm)
>>> >> >>>
>>> >> >>> --
>>> >> >>> - Atin (atinm)
>>> >> >>
>>> >> >> --
>>> >> >> - Atin (atinm)
>>> >> _______________________________________________
>>> >> Gluster-users mailing list
>>> >> Gluster-users@xxxxxxxxxxx
>>> >> http://lists.gluster.org/mailman/listinfo/gluster-users
>>> >
>>> >
>
>
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