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db.printReplicationInfo() (mongosh method方法)

Definition定义

db.printReplicationInfo()

Prints a formatted report of the replica set member's oplog. 打印副本集成员oplog的格式化报告。The displayed report formats the data returned by db.getReplicationInfo().显示的报告对db.getReplicationInfo()返回的数据进行格式化。

The output of db.printReplicationInfo() is identical to that of rs.printReplicationInfo().db.printReplicationInfo()的输出与rs.printReplicationInfo()相同。

Note

The db.printReplicationInfo() method run in mongosh does not return JSON. 在mongosh中运行的db.printReplicationInfo()方法不返回JSON。Use db.printReplicationInfo() for manual inspection, and db.getReplicationInfo() in scripts.使用db.printReplicationInfo()进行手动检查，在脚本中使用db.getReplicationInfo()。

Output Example输出示例

The following example is a sample output from the db.printReplicationInfo() method run on the primary:以下示例是在主服务器上运行的db.printReplicationInfo()方法的示例输出：

configured oplog size:   192MB
log length start to end: 65422secs (18.17hrs)
oplog first event time:  Mon Jun 23 2014 17:47:18 GMT-0400 (EDT)
oplog last event time:   Tue Jun 24 2014 11:57:40 GMT-0400 (EDT)
now:                     Thu Jun 26 2014 14:24:39 GMT-0400 (EDT)

Output Fields输出字段

db.printReplicationInfo() formats and prints the data returned by db.getReplicationInfo():db.printReplicationInfo()格式化并打印db.getReplicationInfo()返回的数据：

configured oplog size配置的oplog大小
Displays the db.getReplicationInfo().logSizeMB value.显示db.getReplicationInfo().logSizeMB值。
log length start to end日志长度从开始到结束
Displays the db.getReplicationInfo().timeDiff and db.getReplicationInfo().timeDiffHours values.显示db.getReplicationInfo().timeDiff和db.getReplicationInfo().timeDiffHours值。
oplog first event timeoplog首次活动时间
Displays the db.getReplicationInfo().tFirst.首先显示db.getReplicationInfo().tFirst。
oplog last event timeoplog最后事件时间
Displays the db.getReplicationInfo().tLast.显示db.getReplicationInfo().tLast。
now
Displays the db.getReplicationInfo().now.现在显示db.getReplicationInfo().now。

See db.getReplicationInfo() for description of the data.有关数据的描述，请参阅db.getReplicationInfo()。

Compatibility兼容性

This method is available in deployments hosted in the following environments:此方法在以下环境中托管的部署中可用：

  • MongoDB Atlas: The fully managed service for MongoDB deployments in the cloud：云中MongoDB部署的完全托管服务

Note

This command is supported in all MongoDB Atlas clusters. 所有MongoDB Atlas集群都支持此命令。For information on Atlas support for all commands, see Unsupported Commands.有关Atlas支持所有命令的信息，请参阅不支持的命令。

  • MongoDB Enterprise: The subscription-based, self-managed version of MongoDB：MongoDB的基于订阅的自我管理版本
  • MongoDB Community: The source-available, free-to-use, and self-managed version of MongoDB：MongoDB的源代码可用、免费使用和自我管理版本