2017-08-02T07:55:43.624+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:38676 #484 (0 connections now open) 
 2017-08-02T07:55:44.378+0000 I NETWORK  [listener] connection accepted from 45.79.183.235:60838 #485 (0 connections now open) 
 2017-08-02T07:55:44.383+0000 I NETWORK  [conn485] received client metadata from 45.79.183.235:60838 conn: { driver: { name: "nodejs", version: "2.2.29" }, os: { type: "Linux", name: "linux", architecture: "x64", version: "4.9.15-x86_64-linode81" }, platform: "Node.js v4.4.3, LE, mongodb-core: 2.1.13" } 
 2017-08-02T07:55:44.550+0000 I NETWORK  [listener] connection accepted from 45.79.183.235:60908 #486 (0 connections now open) 
 2017-08-02T07:55:44.629+0000 I NETWORK  [listener] connection accepted from 45.79.183.235:60910 #487 (0 connections now open) 
 2017-08-02T07:55:44.630+0000 I ACCESS   [conn487] Unauthorized: not authorized on admin to execute command { listDatabases: 1, $db: "admin" } 
 2017-08-02T07:55:44.711+0000 I NETWORK  [conn486] end connection 45.79.183.235:60908 (4 connections now open) 
 2017-08-02T07:55:44.711+0000 I NETWORK  [conn487] end connection 45.79.183.235:60910 (4 connections now open) 
 2017-08-02T07:55:44.712+0000 I NETWORK  [conn485] end connection 45.79.183.235:60838 (3 connections now open) 
 2017-08-02T07:55:45.122+0000 I NETWORK  [conn484] end connection 139.162.253.137:38676 (2 connections now open) 
 2017-08-02T07:55:45.137+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:38986 #488 (0 connections now open) 
 2017-08-02T07:55:46.639+0000 I NETWORK  [conn488] end connection 139.162.253.137:38986 (2 connections now open) 
 2017-08-02T07:55:46.649+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:39276 #489 (0 connections now open) 
 2017-08-02T07:55:46.649+0000 I ACCESS   [conn489] Unauthorized: not authorized on test to execute command { serverStatus: 1.0, $db: "test" } 
 2017-08-02T07:55:48.162+0000 I NETWORK  [conn489] end connection 139.162.253.137:39276 (2 connections now open) 
 2017-08-02T07:55:48.244+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:39630 #490 (0 connections now open) 
 2017-08-02T07:55:49.746+0000 I NETWORK  [conn490] end connection 139.162.253.137:39630 (2 connections now open) 
 2017-08-02T07:55:49.758+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:39808 #491 (0 connections now open) 
 2017-08-02T07:55:51.260+0000 I NETWORK  [conn491] end connection 139.162.253.137:39808 (2 connections now open) 
 2017-08-02T07:55:51.271+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:40076 #492 (0 connections now open) 
 2017-08-02T07:55:52.772+0000 I NETWORK  [conn492] end connection 139.162.253.137:40076 (2 connections now open) 
 2017-08-02T07:55:52.784+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:40402 #493 (0 connections now open) 
 2017-08-02T07:55:52.784+0000 I NETWORK  [conn493] Error receiving request from client: SSLHandshakeFailed: SSLHandshakeFailed. Ending connection from 139.162.253.137:40402 (connection id: 493) 
 2017-08-02T07:55:52.784+0000 I NETWORK  [conn493] end connection 139.162.253.137:40402 (2 connections now open) 
 2017-08-02T07:55:52.807+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:40408 #494 (0 connections now open) 
 2017-08-02T07:55:52.807+0000 I NETWORK  [conn494] Error receiving request from client: SSLHandshakeFailed: SSLHandshakeFailed. Ending connection from 139.162.253.137:40408 (connection id: 494) 
 2017-08-02T07:55:52.807+0000 I NETWORK  [conn494] end connection 139.162.253.137:40408 (2 connections now open) 
 2017-08-02T07:55:52.832+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:40412 #495 (0 connections now open) 
 2017-08-02T07:55:52.832+0000 I NETWORK  [conn495] Error receiving request from client: SSLHandshakeFailed: SSLHandshakeFailed. Ending connection from 139.162.253.137:40412 (connection id: 495) 
 2017-08-02T07:55:52.832+0000 I NETWORK  [conn495] end connection 139.162.253.137:40412 (2 connections now open) 
 2017-08-02T07:55:52.858+0000 I NETWORK  [listener] connection accepted from 139.162.253.137:40418 #496 (0 connections now open) 
 2017-08-02T07:55:52.858+0000 I NETWORK  [conn496] recv(): message msgLen 671088768 is invalid. Min 16 Max: 48000000 
 2017-08-02T07:55:52.858+0000 F -        [conn496] Invariant failure !_inMessage.empty() src/mongo/transport/service_state_machine.cpp 162 
 2017-08-02T07:55:52.858+0000 F -        [conn496]  
 ***aborting after invariant() failure 
 2017-08-02T07:55:52.890+0000 F -        [conn496] Got signal: 6 (Aborted). 
  0x55c62aed9491 0x55c62aed86a9 0x55c62aed8b8d 0x7f8003cd6890 0x7f8003951067 0x7f8003952448 0x55c62982cff2 0x55c629ac64e8 0x55c629ac4714 0x55c629ac3a88 0x55c62ad670e4 0x7f8003ccf064 0x7f8003a0462d 
 ----- BEGIN BACKTRACE ----- 
  mongod(_ZN5mongo15printStackTraceERSo+0x41) [0x55c62aed9491] 
  mongod(+0x1F116A9) [0x55c62aed86a9] 
  mongod(+0x1F11B8D) [0x55c62aed8b8d] 
  libpthread.so.0(+0xF890) [0x7f8003cd6890] 
  libc.so.6(gsignal+0x37) [0x7f8003951067] 
  libc.so.6(abort+0x148) [0x7f8003952448] 
  mongod(_ZN5mongo17invariantOKFailedEPKcRKNS_6StatusES1_j+0x0) [0x55c62982cff2] 
  mongod(_ZN5mongo19ServiceStateMachine14processMessageEv+0x988) [0x55c629ac64e8] 
  mongod(_ZN5mongo19ServiceStateMachine7runNextEv+0x254) [0x55c629ac4714] 
  mongod(+0xAFCA88) [0x55c629ac3a88] 
  mongod(+0x1DA00E4) [0x55c62ad670e4] 
  libpthread.so.0(+0x8064) [0x7f8003ccf064] 
  libc.so.6(clone+0x6D) [0x7f8003a0462d] 
 -----  END BACKTRACE  ----- 
 2017-08-02T07:55:55.070+0000 I CONTROL  [initandlisten] MongoDB starting : pid=1 port=27017 dbpath=/data/db 64-bit host=87ddc89b0e06 
 2017-08-02T07:55:55.071+0000 I CONTROL  [initandlisten] db version v3.5.9 
 2017-08-02T07:55:55.071+0000 I CONTROL  [initandlisten] git version: d5e9b4994557285017795d9ed9129341314da202 
 2017-08-02T07:55:55.072+0000 I CONTROL  [initandlisten] OpenSSL version: OpenSSL 1.0.1t  3 May 2016 
 2017-08-02T07:55:55.072+0000 I CONTROL  [initandlisten] allocator: tcmalloc 
 2017-08-02T07:55:55.072+0000 I CONTROL  [initandlisten] modules: none 
 2017-08-02T07:55:55.072+0000 I CONTROL  [initandlisten] build environment: 
 2017-08-02T07:55:55.072+0000 I CONTROL  [initandlisten]     distmod: debian81 
 2017-08-02T07:55:55.072+0000 I CONTROL  [initandlisten]     distarch: x86_64 
 2017-08-02T07:55:55.072+0000 I CONTROL  [initandlisten]     target_arch: x86_64 
 2017-08-02T07:55:55.072+0000 I CONTROL  [initandlisten] options: { net: { bindIpAll: true }, security: { authorization: "enabled" }, storage: { engine: "wiredTiger" } } 
 2017-08-02T07:55:55.072+0000 W -        [initandlisten] Detected unclean shutdown - /data/db/mongod.lock is not empty. 
 2017-08-02T07:55:55.073+0000 W STORAGE  [initandlisten] Recovering data from the last clean checkpoint. 
 2017-08-02T07:55:55.074+0000 I STORAGE  [initandlisten]  
 2017-08-02T07:55:55.074+0000 I STORAGE  [initandlisten] ** WARNING: Using the XFS filesystem is strongly recommended with the WiredTiger storage engine 
 2017-08-02T07:55:55.074+0000 I STORAGE  [initandlisten] **          See http://dochub.mongodb.org/core/prodnotes-filesystem 
 2017-08-02T07:55:55.074+0000 I STORAGE  [initandlisten] wiredtiger_open config: create,cache_size=1369M,session_max=20000,eviction=(threads_min=4,threads_max=4),config_base=false,statistics=(fast),log=(enabled=true,archive=true,path=journal,compressor=snappy),file_manager=(close_idle_time=100000),statistics_log=(wait=0),verbose=(recovery_progress), 
 2017-08-02T07:55:55.178+0000 I STORAGE  [initandlisten] WiredTiger message [1501660555:178135][1:0x7f20b5c79d40], txn-recover: Main recovery loop: starting at 20/32106368 
 2017-08-02T07:55:55.179+0000 I STORAGE  [initandlisten] WiredTiger message [1501660555:179041][1:0x7f20b5c79d40], txn-recover: Recovering log 20 through 21 
 2017-08-02T07:55:55.179+0000 I STORAGE  [initandlisten] WiredTiger message [1501660555:179729][1:0x7f20b5c79d40], txn-recover: Recovering log 21 through 21 
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten]  
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten] ** NOTE: This is a development version (3.5.9) of MongoDB. 
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten] **       Not recommended for production. 
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten]  
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten]  
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/enabled is 'always'. 
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten] **        We suggest setting it to 'never' 
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten]  
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/defrag is 'always'. 
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten] **        We suggest setting it to 'never' 
 2017-08-02T07:55:55.272+0000 I CONTROL  [initandlisten]  
 2017-08-02T07:55:55.281+0000 I FTDC     [initandlisten] Initializing full-time diagnostic data capture with directory '/data/db/diagnostic.data' 
 2017-08-02T07:55:55.437+0000 I NETWORK  [listener] connection accepted from 10.42.103.91:45582 #1 (0 connections now open) 
 2017-08-02T07:55:56.007+0000 I FTDC     [ftdc] Unclean full-time diagnostic data capture shutdown detected, found interim file, some metrics may have been lost. OK