[root@noc mongo]# ll
total 81932
drwxr-xr-x. 2 mongod mongod     4096 Jan 11 10:40 diagnostic.data
drwxr-xr-x. 2 mongod mongod        6 Jan 11 10:40 journal
-rw-------. 1 mongod mongod 67108864 Jan 11 10:18 local.0
-rw-------. 1 mongod mongod 16777216 Jan 11 10:18 local.ns
-rwxr-xr-x. 1 mongod mongod        0 Jan 11 10:40 mongod.lock
-rw-r--r--. 1 mongod mongod       69 Nov  3 12:23 storage.bson