2016-07-25T18:11:15.393+0000 I NETWORK  [initandlisten] waiting for connections on port 27017
2016-07-25T18:11:30.272+0000 I NETWORK  [initandlisten] connection accepted from 127.0.0.1:36001 #1 (1 connection now open)
2016-07-25T18:12:32.981+0000 I INDEX    [conn1] allocating new ns file /var/lib/mongodb/admin.ns, filling with zeroes...
2016-07-25T18:12:33.265+0000 I STORAGE  [FileAllocator] allocating new datafile /var/lib/mongodb/admin.0, filling with zeroes...
2016-07-25T18:12:33.268+0000 I STORAGE  [FileAllocator] done allocating datafile /var/lib/mongodb/admin.0, size: 64MB,  took 0.003 secs
2016-07-25T18:12:33.281+0000 I INDEX    [conn1] build index on: admin.system.users properties: { v: 1, unique: true, key: { user: 1, db: 1 }, name: "user_1_db_1", ns: "admin.system.users" }
2016-07-25T18:12:33.281+0000 I INDEX    [conn1]          building index using bulk method
2016-07-25T18:12:33.282+0000 I INDEX    [conn1] build index done.  scanned 0 total records. 0 secs
2016-07-25T18:12:33.282+0000 I COMMAND  [conn1] command admin.$cmd command: createUser { createUser: "admin", pwd: "xxx", roles: [ { role: "root", db: "admin" } ], digestPassword: false, writeConcern: { w: "majority", wtimeout: 30000.0 } } keyUpdates:0 writeConflicts:0 numYields:0 reslen:37 locks:{ Global: { acquireCount: { r: 4, w: 4 } }, MMAPV1Journal: { acquireCount: { w: 11 } }, Database: { acquireCount: { W: 4 } }, Collection: { acquireCount: { W: 1 } }, Metadata: { acquireCount: { W: 7 } } } 317ms
2016-07-25T18:16:25.538+0000 I NETWORK  [conn1] end connection 127.0.0.1:36001 (0 connections now open)
2016-07-26T09:35:55.261+0000 I NETWORK  [initandlisten] connection accepted from 127.0.0.1:38409 #2 (1 connection now open)

2017-03-30T07:48:01.450+0000 I NETWORK  [initandlisten] waiting for connections on port 27017