MongoDB Backup Specify user name password

Correct BACKUP statement: mongodump-h 172.27.137.26:36137-d ssdb-o f:\data\ssdb170505-u=administrator-p=qqddd.222--authenticationDat Abase=admin for the first time using mongodump-h 172.27.137.26:36137-d ssdb-o f:\data\ssdb170505-u=administrator-p=qqddd.222 When the backup times are wrong:

Failed:error connecting to DB Server:server returned error on SASL authentication step:authentication Failed.

Need to add--authenticationdatabase admin

mongodump --help 所有参数:

Usage: mongodump <options>   Export the content of a running server into .bson files.   Specify a database with -d and a collection with -c to only dump that database or collection.   See http://docs.mongodb.org/manual/reference/program/mongodump/ for more information.   general options: --help print usage --version print the tool version and exit   verbosity options: -V, --verbose=<level> more detailed log output ( include multiple times for more Verbosity,< Span class= "PLN" > E.. -vvvvv, or specify a numeric Value, E.. --verbose=n) --quiet hide all log output   connection options: -h, --host=<hostname> mongodb host to connect to (setname/host1,host2 for replica sets) --port=<port> server port (can also use --host hostname:port)   authentication options: -u, --username=<username> username for authentication -p, --password=<password> password for authentication --authenticationDatabase=<database-name> database that holds the user‘s credentials --authenticationMechanism=<mechanism> authentication mechanism to use   namespace options: -d, --db=<database-name> database to use -c, --collection=<collection-name> collection to use   query options: -q, --query= query filter, as a JSON string, e.g., ‘{x:{$gt:1}}‘ --queryFile= path to a file containing a query filter (JSON) --readPreference=<string>|<json> specify either a preference name or a preference json object --forceTableScan force a table scan   output options: -o, --out=<directory-path> output directory, or ‘-‘ for stdout (defaults to ‘dump‘) --gzip compress archive our collection output with Gzip --repair try to recover documents from damaged data files (not supported by all storage engines) --oplog use oplog for taking a point-in-time snapshot --archive=<file-path> dump as an archive to the specified path. If flag is specified without a value, archive is written to stdout --dumpDbUsersAndRoles dump user and role definitions for the specified database --excludeCollection=<collection-name> collection to exclude from the dump (may be specified multiple times to exclude additional collections) --excludeCollectionsWithPrefix=<collection-prefix> exclude all collections from the dump that have the given prefix (may be specified multiple times to exclude additional prefixes) -j, --numParallelCollections= number of collections to dump in parallel (4 by default)

MongoDB Backup Specify user name password