当实例位于恰当的位置并运行了多次之后，就可以使用日志查明错误或使用后处理程序脚本确定性能或故障趋势。
After the instance is in place, it is then possible to use the logs to pinpoint errors or use the post-processing scripts to identify performance or failure trends over multiple runs of the instance.
请注意此位置必须是一个可写位置，否则此应用程序就会出现故障。
Note that this must be a writeable location otherwise the application will fail.
获取——虚拟程序可于集中位置随需而装，并提供故障转移与复制备份的功能。
Access - Virtual applications can be installed on demand from central locations that provide failover and replication.
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