You're most likely hitting this bug https://bugzilla.redhat.com/show_bug.cgi?id=1671556
Upgrading to gluster 5.5 should fix it.
JB
Shreyansh Shah <shreyansh.shah@xxxxxxxxxxxxxx> escreveu no dia quinta, 29/08/2019 à(s) 10:24:
On Thu, Aug 29, 2019 at 2:50 PM Shreyansh Shah <shreyansh.shah@xxxxxxxxxxxxxx> wrote:Hi,Running on cloud centos7.5 VM, same machine has gluster volume mounted at 2 endpoints (read/write), say A and B. Gluster version server is 5.3 and on client is 3.12.2.B is used very rarely and only for light reads. Mount A failed when our processes were running, but B was still present and could access data through B but not through A.Here is the trace from /var/log/glusterfs:The message "E [MSGID: 101191] [event-epoll.c:671:event_dispatch_epoll_worker] 0-epoll: Failed to dispatch handler" repeated 968 times between [2019-08-28 20:40:59.654898] and [2019-08-28 20:41:36.417335]pending frames:
frame : type(1) op(FSTAT)
frame : type(1) op(READ)
frame : type(1) op(READ)
frame : type(1) op(READ)
frame : type(1) op(READ)
frame : type(1) op(READ)
frame : type(1) op(READ)
frame : type(1) op(READ)
frame : type(0) op(0)
patchset: git://git.gluster.org/glusterfs.git
signal received: 11
time of crash:
2019-08-28 20:41:37
configuration details:
argp 1
backtrace 1
dlfcn 1
libpthread 1
llistxattr 1
setfsid 1
spinlock 1
epoll.h 1
xattr.h 1
st_atim.tv_nsec 1
package-string: glusterfs 5.3
/lib64/libglusterfs.so.0(+0x26610)[0x7fea89c32610]
/lib64/libglusterfs.so.0(gf_print_trace+0x334)[0x7fea89c3cb84]
/lib64/libc.so.6(+0x36340)[0x7fea88295340]
/lib64/libpthread.so.0(pthread_mutex_lock+0x0)[0x7fea88a97c30]
/lib64/libglusterfs.so.0(__gf_free+0x12c)[0x7fea89c5dc3c]
/lib64/libglusterfs.so.0(rbthash_remove+0xd5)[0x7fea89c69d35]
/usr/lib64/glusterfs/5.3/xlator/performance/io-cache.so(+0xcace)[0x7fea7771dace]
/usr/lib64/glusterfs/5.3/xlator/performance/io-cache.so(+0xcdd7)[0x7fea7771ddd7]
/usr/lib64/glusterfs/5.3/xlator/performance/io-cache.so(+0xcfc5)[0x7fea7771dfc5]
/usr/lib64/glusterfs/5.3/xlator/performance/io-cache.so(+0xf0ca)[0x7fea777200ca]
/usr/lib64/glusterfs/5.3/xlator/performance/read-ahead.so(+0xa6a1)[0x7fea77b426a1]
/usr/lib64/glusterfs/5.3/xlator/performance/read-ahead.so(+0xaa6f)[0x7fea77b42a6f]
/usr/lib64/glusterfs/5.3/xlator/performance/read-ahead.so(+0xb0ce)[0x7fea77b430ce]
/lib64/libglusterfs.so.0(default_readv_cbk+0x180)[0x7fea89cbb8e0]
/usr/lib64/glusterfs/5.3/xlator/cluster/distribute.so(+0x81c1a)[0x7fea77dc9c1a]
/usr/lib64/glusterfs/5.3/xlator/protocol/client.so(+0x6d636)[0x7fea7c307636]
/lib64/libgfrpc.so.0(+0xec70)[0x7fea899fec70]
/lib64/libgfrpc.so.0(+0xf043)[0x7fea899ff043]
/lib64/libgfrpc.so.0(rpc_transport_notify+0x23)[0x7fea899faf23]
/usr/lib64/glusterfs/5.3/rpc-transport/socket.so(+0xa37b)[0x7fea7e5e637b]
/lib64/libglusterfs.so.0(+0x8aa49)[0x7fea89c96a49]
/lib64/libpthread.so.0(+0x7dd5)[0x7fea88a95dd5]
/lib64/libc.so.6(clone+0x6d)[0x7fea8835d02d]--Regards,
Shreyansh Shah--_______________________________________________Regards,
Shreyansh Shah
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