Linux系统中备份和恢复MongoDB数据的教程

-v [ --verbose ]            be more verbose (include multiple  times

                    for more verbosity e.g. -vvvvv)

--version                print the program‘s version and  exit

-h [ --host ] arg            mongo host to connect to ( <set

                    name>/s1,s2 for sets)

--port arg               server port. Can also use --host

                    hostname:port

--ipv6                 enable IPv6 support (disabled by

                    default)

-u [ --username ] arg          username

-p [ --password ] arg          password

--authenticationDatabase arg      user source (defaults to dbname)

--authenticationMechanism arg  (=MONGODB-CR)

                    authentication mechanism

--dbpath arg              directly access mongod database  files

                    in the given path, instead of

                    connecting to a mongod server -  needs

                    to lock the data directory, so  cannot

                    be used if a mongod is currently

                    accessing the same path

--directoryperdb            each db is in a separate directly

                    (relevant only if dbpath specified)

--journal                enable journaling (relevant only  if

                    dbpath specified)

-d [ --db ] arg             database to use

-c [ --collection ] arg         collection to use (some commands)

--objcheck               validate object before inserting

                    (default)

--noobjcheck              don‘t validate object before  inserting

--filter arg              filter to apply before inserting

--drop                 drop each collection before import

--oplogReplay              replay oplog for point-in-time  restore

--oplogLimit arg            include oplog entries before the

                    provided Timestamp  (seconds[:ordinal])

                    during the oplog replay; the  ordinal

                    value is optional

--keepIndexVersion           don‘t upgrade indexes to newest  version

--noOptionsRestore           don‘t restore collection options

--noIndexRestore            don‘t restore indexes

--w arg (=0)              minimum number of replicas per  write