[Gluster-users] Glusterd proccess hangs on reboot

Milind Changire mchangir at redhat.com
Sun Sep 3 03:44:40 UTC 2017


No worries Serkan,
You can continue to use your 40 node clusters.

The backtrace has resolved the function names and it *should* be sufficient
to debug the issue.
Thanks for letting us know.

We'll post on this thread again to notify you about the findings.



On Sat, Sep 2, 2017 at 2:42 PM, Serkan Çoban <cobanserkan at gmail.com> wrote:

> Hi Milind,
>
> Anything new about the issue? Can you able to find the problem,
> anything else you need?
> I will continue with two clusters each 40 servers, so I will not be
> able to provide any further info for 80 servers.
>
> On Fri, Sep 1, 2017 at 10:30 AM, Serkan Çoban <cobanserkan at gmail.com>
> wrote:
> > Hi,
> > You can find pstack sampes here:
> > https://www.dropbox.com/s/6gw8b6tng8puiox/pstack_with_debuginfo.zip?dl=0
> >
> > Here is the first one:
> > Thread 8 (Thread 0x7f92879ae700 (LWP 78909)):
> > #0  0x0000003d99c0f00d in nanosleep () from /lib64/libpthread.so.0
> > #1  0x000000310fe37d57 in gf_timer_proc () from
> /usr/lib64/libglusterfs.so.0
> > #2  0x0000003d99c07aa1 in start_thread () from /lib64/libpthread.so.0
> > #3  0x0000003d998e8bbd in clone () from /lib64/libc.so.6
> > Thread 7 (Thread 0x7f9286fad700 (LWP 78910)):
> > #0  0x0000003d99c0f585 in sigwait () from /lib64/libpthread.so.0
> > #1  0x000000000040643b in glusterfs_sigwaiter ()
> > #2  0x0000003d99c07aa1 in start_thread () from /lib64/libpthread.so.0
> > #3  0x0000003d998e8bbd in clone () from /lib64/libc.so.6
> > Thread 6 (Thread 0x7f92865ac700 (LWP 78911)):
> > #0  0x0000003d998acc4d in nanosleep () from /lib64/libc.so.6
> > #1  0x0000003d998acac0 in sleep () from /lib64/libc.so.6
> > #2  0x000000310fe528fb in pool_sweeper () from
> /usr/lib64/libglusterfs.so.0
> > #3  0x0000003d99c07aa1 in start_thread () from /lib64/libpthread.so.0
> > #4  0x0000003d998e8bbd in clone () from /lib64/libc.so.6
> > Thread 5 (Thread 0x7f9285bab700 (LWP 78912)):
> > #0  0x0000003d99c0ba5e in pthread_cond_timedwait@@GLIBC_2.3.2 () from
> > /lib64/libpthread.so.0
> > #1  0x000000310fe64afc in syncenv_task () from
> /usr/lib64/libglusterfs.so.0
> > #2  0x000000310fe729f0 in syncenv_processor () from
> /usr/lib64/libglusterfs.so.0
> > #3  0x0000003d99c07aa1 in start_thread () from /lib64/libpthread.so.0
> > #4  0x0000003d998e8bbd in clone () from /lib64/libc.so.6
> > Thread 4 (Thread 0x7f92851aa700 (LWP 78913)):
> > #0  0x0000003d99c0ba5e in pthread_cond_timedwait@@GLIBC_2.3.2 () from
> > /lib64/libpthread.so.0
> > #1  0x000000310fe64afc in syncenv_task () from
> /usr/lib64/libglusterfs.so.0
> > #2  0x000000310fe729f0 in syncenv_processor () from
> /usr/lib64/libglusterfs.so.0
> > #3  0x0000003d99c07aa1 in start_thread () from /lib64/libpthread.so.0
> > #4  0x0000003d998e8bbd in clone () from /lib64/libc.so.6
> > Thread 3 (Thread 0x7f9282ecc700 (LWP 78915)):
> > #0  0x0000003d99c0b68c in pthread_cond_wait@@GLIBC_2.3.2 () from
> > /lib64/libpthread.so.0
> > #1  0x00007f928450099b in hooks_worker () from
> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #2  0x0000003d99c07aa1 in start_thread () from /lib64/libpthread.so.0
> > #3  0x0000003d998e8bbd in clone () from /lib64/libc.so.6
> > Thread 2 (Thread 0x7f92824cb700 (LWP 78916)):
> > #0  0x0000003d9992867a in __strcmp_sse42 () from /lib64/libc.so.6
> > #1  0x000000310fe2244a in dict_lookup_common () from
> > /usr/lib64/libglusterfs.so.0
> > #2  0x000000310fe2433d in dict_set_lk () from
> /usr/lib64/libglusterfs.so.0
> > #3  0x000000310fe245f5 in dict_set () from /usr/lib64/libglusterfs.so.0
> > #4  0x000000310fe2524c in dict_set_str () from
> /usr/lib64/libglusterfs.so.0
> > #5  0x00007f928453a8c4 in gd_add_brick_snap_details_to_dict () from
> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #6  0x00007f928447b0df in glusterd_add_volume_to_dict () from
> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #7  0x00007f928447b47c in glusterd_add_volumes_to_export_dict () from
> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #8  0x00007f9284491edf in glusterd_rpc_friend_add () from
> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #9  0x00007f92844528f7 in glusterd_ac_friend_add () from
> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #10 0x00007f9284450bb9 in glusterd_friend_sm () from
> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #11 0x00007f92844ac89a in __glusterd_mgmt_hndsk_version_ack_cbk ()
> > from /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #12 0x00007f92844923ee in glusterd_big_locked_cbk () from
> > /usr/lib64/glusterfs/3.10.5/xlator/mgmt/glusterd.so
> > #13 0x000000311020fad5 in rpc_clnt_handle_reply () from
> /usr/lib64/libgfrpc.so.0
> > #14 0x0000003110210c85 in rpc_clnt_notify () from
> /usr/lib64/libgfrpc.so.0
> > #15 0x000000311020bd68 in rpc_transport_notify () from
> /usr/lib64/libgfrpc.so.0
> > #16 0x00007f9283492ccd in socket_event_poll_in () from
> > /usr/lib64/glusterfs/3.10.5/rpc-transport/socket.so
> > #17 0x00007f9283493ffe in socket_event_handler () from
> > /usr/lib64/glusterfs/3.10.5/rpc-transport/socket.so
> > #18 0x000000310fe87806 in event_dispatch_epoll_worker () from
> > /usr/lib64/libglusterfs.so.0
> > #19 0x0000003d99c07aa1 in start_thread () from /lib64/libpthread.so.0
> > #20 0x0000003d998e8bbd in clone () from /lib64/libc.so.6
> > Thread 1 (Thread 0x7f928e4a4740 (LWP 78908)):
> > #0  0x0000003d99c082fd in pthread_join () from /lib64/libpthread.so.0
> > #1  0x000000310fe872d5 in event_dispatch_epoll () from
> > /usr/lib64/libglusterfs.so.0
> > #2  0x0000000000409020 in main ()
> >
> > On Fri, Sep 1, 2017 at 6:17 AM, Milind Changire <mchangir at redhat.com>
> wrote:
> >> Serkan,
> >> I have gone through other mails in the mail thread as well but
> responding to
> >> this one specifically.
> >>
> >> Is this a source install or an RPM install ?
> >> If this is an RPM install, could you please install the
> glusterfs-debuginfo
> >> RPM and retry to capture the gdb backtrace.
> >>
> >> If this is a source install, then you'll need to configure the build
> with
> >> --enable-debug and reinstall and retry capturing the gdb backtrace.
> >>
> >> Having the debuginfo package or a debug build helps to resolve the
> function
> >> names and/or line numbers.
> >> --
> >> Milind
> >>
> >>
> >>
> >> On Thu, Aug 24, 2017 at 11:19 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/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 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
> >>
> >>
> >>
> >>
> >> --
> >> Milind
> >>
>



-- 
Milind
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