When migration is necessary, it is easier to get downtime for a development or to test LPAR during business hours than to schedule a production application outage.
当需要迁移时，让开发或测试LPAR在工作时间停机比安排在生产应用程序停机更容易。
2
As systems interfaces count and complexity increase, the risks of outage and schedule slip also increase.
随着系统接口数量和复杂性的增加，故障和延期的风险也会增加。
3
Schedule another planned outage and move everything back to normal.