mongorestore --host 127.0.0.1 --port 15000 --db my_db --drop -vvvvv  my_db
2019-07-11T17:11:37.353+0300    checking options
2019-07-11T17:11:37.354+0300            dumping with object check disabled
2019-07-11T17:11:37.356+0300    will listen for SIGTERM, SIGINT, and SIGKILL
2019-07-11T17:11:37.360+0300    connected to node type: standalone
2019-07-11T17:11:37.361+0300    standalone server: setting write concern w to 1
2019-07-11T17:11:37.362+0300    using write concern: w='1', j=false, fsync=false, wtimeout=0
2019-07-11T17:11:37.362+0300    the --db and --collection args should only be used when restoring from a BSON file. Other uses are deprecated and will not exist in the future; use --nsInclude instead
2019-07-11T17:11:37.363+0300    mongorestore target is a directory, not a file
2019-07-11T17:11:37.363+0300    building a list of collections to restore from my_db dir
2019-07-11T17:11:37.363+0300    reading collections for database my_db in my_db
2019-07-11T17:11:37.364+0300    found collection my_db.base bson to restore to my_db.base
2019-07-11T17:11:37.367+0300    found collection metadata from my_db.base to restore to my_db.base
2019-07-11T17:11:37.367+0300    finalizing intent manager with multi-database longest task first prioritizer
2019-07-11T17:11:37.368+0300    restoring up to 4 collections in parallel
2019-07-11T17:11:37.369+0300    starting restore routine with id=3
2019-07-11T17:11:37.369+0300    starting restore routine with id=1
2019-07-11T17:11:37.370+0300    ending restore routine with id=1, no more work to do
2019-07-11T17:11:37.370+0300    starting restore routine with id=0
2019-07-11T17:11:37.371+0300    starting restore routine with id=2
2019-07-11T17:11:37.372+0300    ending restore routine with id=0, no more work to do
2019-07-11T17:11:37.372+0300    ending restore routine with id=2, no more work to do
2019-07-11T17:11:37.372+0300    dropping collection my_db.base before restoring
2019-07-11T17:11:37.378+0300    reading metadata for my_db.base from my_db\base.metadata.json
2019-07-11T17:11:37.379+0300    creating collection my_db.base using options from metadata
2019-07-11T17:11:37.379+0300    using collection options: bson.D{bson.DocElem{Name:"idIndex", Value:mongorestore.IndexDocument{Options:bson.M{"ns":"my_db.base", "name":"_id_"}, Key:bson.D{bson.DocElem{Name:"_id", Value:1}}}}}
2019-07-11T17:11:37.403+0300    restoring my_db.base from my_db\base.bson
2019-07-11T17:11:37.406+0300    using 1 insertion workers
2019-07-11T17:11:37.407+0300    no indexes to restore
2019-07-11T17:11:37.407+0300    finished restoring my_db.base (5 documents)
2019-07-11T17:11:37.408+0300    ending restore routine with id=3, no more work to do
2019-07-11T17:11:37.408+0300    done

mongodump --host 127.0.0.1 --port 15000 --db my_db -vvvvv -o dump
2019-07-11T17:11:40.687+0300    will listen for SIGTERM, SIGINT, and SIGKILL
2019-07-11T17:11:40.693+0300    enqueued collection 'my_db.base'
2019-07-11T17:11:40.694+0300    dump phase I: metadata, indexes, users, roles, version
2019-07-11T17:11:40.694+0300            reading indexes for `my_db.base`
2019-07-11T17:11:40.698+0300    dump phase II: regular collections
2019-07-11T17:11:40.700+0300    finalizing intent manager with legacy prioritizer
2019-07-11T17:11:40.701+0300    dumping up to 1 collections in parallel
2019-07-11T17:11:40.701+0300    starting dump routine with id=0
2019-07-11T17:11:40.702+0300    writing my_db.base to
2019-07-11T17:11:40.706+0300    counted 5 documents in my_db.base
2019-07-11T17:11:40.710+0300    done dumping my_db.base (5 documents)
2019-07-11T17:11:40.710+0300    ending dump routine with id=0, no more work to do
2019-07-11T17:11:40.711+0300    dump phase III: the oplog
2019-07-11T17:11:40.711+0300    finishing dump