Fri Aug 15 07:15:13.345 warning:  couldn't check dbhash on config server servername:27001 :: caused by :: 11002 socket exception [CONNECT_ERROR] server [servername:27001] mongos connectionpool error: couldn't connect to server servername:27001
Received signal 11
Received signal 11
Backtrace: Backtrace: 0xa8c225 0x7fc3fdabb000 0x8d9209 0x8d9209 ^@x7fc3fdabb000 0x8dab9f 0x8d9209 0x999dbb ^@x8dab9f 0x666817 ^@x999dbb 0xa79d4e ^@x666817 0x7fc3fe87a182 0xa79d4e 0x7fc3fdb7f38d 0x7fc3fe87a182
0x7fc3fdb7f38d
/usr/bin/mongos(_ZN5mongo17printStackAndExitEi+0x75)[0xa8c225]
/usr/bin/mongos(_ZN5mongo17printStackAndExitEi+0x75)[0xa8c225]
/lib/x86_64-linux-gnu/libc.so.6(+0x37000)[0x7fc3fdabb000]
/lib/x86_64-linux-gnu/libc.so.6(+0x37000)[0x7fc3fdabb000]
/usr/bin/mongos(_ZN5mongo10ClientInfo10newRequestEv+0x19)[0x8d9209]
/usr/bin/mongos(_ZN5mongo10ClientInfo10newRequestEv+0x19)[0x8d9209]
/usr/bin/mongos(_ZN5mongo10ClientInfo14newPeerRequestERKNS_11HostAndPortE+0x4f)[0x8dab9f]
/usr/bin/mongos(_ZN5mongo10ClientInfo14newPeerRequestERKNS_11HostAndPortE+0x4f)[0x8dab9f]
/usr/bin/mongos(_ZN5mongo7RequestC1ERNS_7MessageEPNS_21AbstractMessagingPortE+0xfb)[0x999dbb]
/usr/bin/mongos(_ZN5mongo7RequestC1ERNS_7MessageEPNS_21AbstractMessagingPortE+0xfb)[0x999dbb]
/usr/bin/mongos(_ZN5mongo21ShardedMessageHandler7processERNS_7MessageEPNS_21AbstractMessagingPortEPNS_9LastErrorE+0x47)[0x666817]
/usr/bin/mongos(_ZN5mongo21ShardedMessageHandler7processERNS_7MessageEPNS_21AbstractMessagingPortEPNS_9LastErrorE+0x47)[0x666817]
/usr/bin/mongos(_ZN5mongo17PortMessageServer17handleIncomingMsgEPv+0x42e)[0xa79d4e]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x8182)[0x7fc3fe87a182]
/lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)[0x7fc3fdb7f38d]