Console (http: // localhost: 28017/) to view the monitoring results.
Note the red mark. The backup copy marked after the first mark will be explained, followed by the operation log.
Mongo shell diagnostic commands
Then, use the Mongo shell script to query the server status.
The preceding two simple monitoring methods are available. For more information, see Monitoring and diagnostics. 2. B
This article mainly introduces the way of MongoDB backup and the method of recovery.MongoDB will all the data exist under the Data Directory folder, the default is C:\data\db, we can also be configured by DBPath from. If it's just a simple backup, we just need to copy the folder. In this case we need to shut down the server and avoid the data from being out of sy
Done1443024507 is "T" in $timestamp and 1 is "I" in $timestamp. After this configuration, Oplog will replay to this point in time, that is, to avoid the first DELETE statement and its subsequent operations, the database stays in pre-disaster state. Verify that:Rs0:primary> db.foo.count ()1000001.3 SummaryIn conjunction with the knowledge of the technique, we can summarize some of the MongoDB backup gui
the server status by MONGO shell script.These are two simple ways to monitor, and of course there are more ways to refer to the official Documentation section: Monitoring and diagnostics2. Backup replicationRegardless of the database will consider the data backup replication, failover and so on. When some database servers read and write high, we also consider the implementation of these database server loa
Backup of the data is very much in the two ways, of course, you can also take advantage of the snapshot:---------------------------------------------------------------------One, direct copy data file Mode backup restore----------------------------------------------------------------------Note: When calling the Db.fsyncunlock () and Db.fsynclock () commands, do no
Due to the data structure of MongoDB, data storage space is much occupied compared with traditional relational databases.
The hard disk space utilization is not negligible for storing infrequently used backup data.
Take MYSQL as an example. Remember to check others' test results on the Internet. For the same data, MongoDB
Five: MongoDB import, export, backup, restore, user authorizationOne: Data export, data importAs a DBA (administrator), you often encounter the need to import and export data, as described in the following utilities (bring-your-own):1: Data import MongoexportExport files in CSV format./mongoexport-d test-c User1-o/tmp/user1.out--Specify the location and filename of the export fileDatabase collection (table)
2018-06-14 15:32, I mistakenly deleted the table of the MongoDB cluster on the line.Ok,mongobooster is a stop button. Click Stop to Help. But, can not stop at all, every refresh will see the form in 1M decreasing speed, every refresh once dizziness will aggravate the mind of the rapid thinking solutionCourse:1. Find ops and take backup. Looking for a long time un
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