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DB2pureScale

DB2pureScale

DB2pureScale

DB2pureScale

1

If the entire primary site running a DB2 pureScale instance fails , the remote site can be used to allow business operations to continue .

如果运行一个 DB2pureScale 实例的整个主站点发生故障，可使用远程站点继续业务操作。

2

Ensure that SSH (without a password ) is set up at the root level within all the physical machines participating in a DB2 pureScale cluster .

确保在参与 DB2pureScale 集群的所有物理机内在根级别设置了 SSH （无密码）。

3

Ensure password-less ssh is setup within all the physical computers participating in a DB2 pureScale cluster .

保证一个 DB2pureScale 集群上的所有物理计算机中都安装了无密码 ssh 。

5

From the welcome screen , as shown in Figure 3 , you can view documentation before you install DB2 pureScale.

从如图 3 所示的欢迎界面中，您可以在安装 DB2pureScale 之前查看文档。

6

DB2 pureScale feature automatically routes connection requests to the member with the lowest workload .

DB2pureScale 特性通过最低工作负载将连接请求自动路由到成员。

7

DB2 pureScale benefits from a low latency interconnect , such as InfiniBand, and is built on top of a shared disk architecture .

DB2pureScale 受益于一个低延迟互连，比如 InfiniBand ，并构建在共享磁盘架构之上。

8

In the example disaster recovery solution presented in this article , a DB2 pureScale instance is active at the primary site .

本文中所展示的这个示例灾难恢复解决方案中，在主站点有一个活动的 DB2pureScale 实例。

11

Tip : You can view the state of a DB2 pureScale cluster using the db2instance -list command .

提示：您可以使用命令 db2instance-list 检查一个 DB2pureScale 集群的状态。

12

In the DB2 pureScale configuration , the members and CFs can efficiently communicate using RDMA technology .

在 DB2pureScale 配置中，成员和 CF 可以使用 RDMA 技术高效通信。

13

You can view the state of a DB2 pureScale cluster using the db2instance -list command .

您可以使用 db2instance-list 命令查看 DB2pureScale 集群的状态。

14

With DB2 pureScale, additional capacity is added by simply adding new members to the existing cluster .

使用 DB2pureScale ，只需向现有集群添加新成员就可以额外增加容量。

15

Check the state of the DB2 pureScale instance at any point using the db2instance command .

您可以在任意时刻使用命令 db2instance 检查 DB2pureScale 实例的状态。

16

The article also clarifies concepts related to setting up a DB2 pureScale cluster .

本文还澄清一些关于设置一个 DB2pureScale 集群的概念。

17

What's more, the act of recovery in DB2 pureScale happens very quickly .

而且，DB2pureScale 中的恢复动作非常快。

18

Figure 1 shows a high-level view of a DB2 pureScale instance with four members and two CFs.

图 1 展示了一个包含 4 个成员和两个 CF 的 DB2pureScale 实例的高级视图。

19

You can see the state of the DB2 pureScale instance at any point by using the db2instance command .

您可以使用 db2instance 命令在任意点看到 DB2pureScale 实例的状态。

20

If a member in a DB2 pureScale cluster fails , DB2 provides full access to every page of data that doesn't need recovery .

如果 DB2pureScale 集群中的某一个成员出故障，DB2 会提供对不需要恢复的每个数据页的完全访问。

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