副本集成员配置教程

Member Configuration Tutorials

副本集成员配置教程

The following tutorials provide information in configuring replica set members to support specific operations, such as to provide dedicated backups, to support reporting, or to act as a cold standby.

以下教程为您介绍如何配置副本集成员以支持特定的操作，例如提供专用备份，支持报告或充当冷备用。

WARNING

警告

Avoid reconfiguring replica sets that contain members of different MongoDB versions as validation rules may differ across MongoDB versions.

由于不同的MongoDB版本所使用的验证规则可能有所不同，重新配置副本集时，应当避免该副本集包含不同版本的成员。

• Adjust Priority for Replica Set Member

• 调整副本集成员的优先级

  Change the precedence given to a replica set members in an election for primary.

  更改在选择主节点时赋予复制集成员的优先级。

• Prevent Secondary from Becoming Primary

• 防止从节点变成主节点

  Make a secondary member ineligible for election as primary.

  设置指定的从节点没有资格被选举为主节点。

• Configure a Hidden Replica Set Member

• 配置一个隐藏的副本集成员

  Configure a secondary member to be invisible to applications in order to support significantly different usage, such as a dedicated backups.

  将从节点配置为对应用程序不可见，以便支持某些特殊场景，例如专用备份。

• Configure a Delayed Replica Set Member

• 配置一个延迟的副本集成员

  Configure a secondary member to keep a delayed copy of the data set in order to provide a rolling backup.

  设置指定的从节点用来保留数据集的延迟副本，以便提供滚动备份。

• Configure Non-Voting Replica Set Member

• 配置无选举权的副本集成员

  Create a secondary member that keeps a copy of the data set but does not vote in an election.

  创建一个从节点，该节点保留数据集的副本但不参与选举。

• Convert a Secondary to an Arbiter

• 将从节点转换为仲裁节点

  将一个从节点转换为仲裁节点。

  原文链接：https://docs.mongodb.com/v4.2/administration/replica-set-member-configuration/

  译者：桂陈