All writes are directed to the primary node, from where they are replicated while reads can be performed on any node.

In the active/ passive model, the primary node is used for Read and Write operations for all users.

在主动/被动模式下，主节点用于所有用户的读写操作。

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The primary node has ownership of the shared volume group as it is varied-on and active.

主节点在启动并处于活跃状态时拥有共享卷组。

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A primary node type defines the characteristics of the node, such as the properties and child nodes that the node is allowed to have.

主节点类型定义了节点的特征，例如允许节点拥有的属性和子节点。

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In addition to the primary node type, a node may also have one or more mixin types.

除了主节点类型之外，节点还可以有一个或多个混合（mixin）类型。

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In this error scenario, the communication link fails between the nodes, and both nodes believe that they are the primary node.

在这个错误场景中，节点之间的通信链发生故障，每个节点都认为自己是主节点。

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In the case of an e-commerce system, the primary node could be either an order or a customer.

如在一个电子商务系统中，主要节点可以是一个订单或者一个客户。

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Use the ps command to make sure the Web server daemons are running on the primary node.

使用ps命令来确保Web服务器后台进程正在主节点上运行。

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Because driver maintains connection to both nodes while write transactions are directed to the primary node, read transactions can be directed to either node.

由于驱动程序维护与两个节点的连接，同时写事务被定向到主节点，因此读事务可以定向到任何一个节点。

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Scaling down is like a failback operation without the task of bringing the primary node up.

向下扩展就像退回操作，其中没有将主节点置于在线的任务。

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In the example environment, running lspv on the primary node confirms the shared volume group is in concurrent mode.

在示例环境中，在主节点上运行lspv以确认共享卷组处于并发模式。

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The middle column should be the hostname of the primary node.

中间一列应该是主节点的主机名。

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The DB2 database installed with the primary node is automatically used by all other nodes in the cluster.

与主节点安装在一起的DB2数据库自动被集群中所有其他节点使用。

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Instead, every time a disk write is issued, that write is done on the primary node and sent over to the backup node and written to disk there, as well.

相反，每次有一个磁盘写入操作发出时，就会在主节点上执行该操作，并且也会被发送到备份节点，在那里的磁盘上完成此写入操作。

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Use the ps command to make sure WebSphere MQ is running on the primary node.

可以使用ps命令来确认WebSphere MQ正在主节点上运行。

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Note that I am using the cluster address in the above URLs and not the address of the primary node.

注意，在上面我使用的是群集地址，而不是主节点的地址。

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This is usually easiest by focusing on the primary node of a domain.

这可以通过聚焦域中的主要节点实现。

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Allow the secondary node to access objects backed up on the primary node ( this has to be done on the primary machine)

允许辅助节点访问备份在主节点上的对象（必须在主机器上完成）

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Every node has one and only one primary node type.

每个节点都有且只有一个主节点类型。

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Upon failure of the primary node the redundant node takes over.

在主节点发生故障时，冗余节点可以接管。

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There can be up to7 servers in a cluster, and any node can be the primary node.

一个集群最多可以支持7个服务器，并且任意节点都可以是主节点。

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