主机名和IP地址：这能够查看每个数据客户端机器的工作负载。
Host names and IP addresses - This allows workloads to be viewed per each data client machine.
展开本地主机和DB 2实例，查看数据库，见图23。
Expand the local host and DB2 instances to view the database as shown in Figure 23.
如果主机是已知的，但是用户抱怨这个主机本身或它上面运行的应用程序没有响应，那么使用ping并查看数据包丢失率是否为0%(见清单6)。
If a host is known but you find that users are complaining that the host itself or an application running on it isn't responding, use ping and look for 0% packet loss (see Listing 6).
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