Restarting may be needed after a planned shutdown, after an unplanned machine failure, or in order to replay a model event of scientific interest with a different time step granularity.

重新启动可能需要在计划关机之后，计划外机器故障之后，或者在使用不同时间步骤粒度重放科学模型事件时。

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The machine, which has been in a winter shutdown since December, will be started up again around Feb. 20, CERN said, and should reach its operating power in March.

CERN表示，这部机器自去年12月冬季以来已经发生一次关闭，它将于2月20日左右再度启动，并于3月达到运行功率。

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Now when process_racluster.pl is restarted and the total network usage for the 192.168.1.33 machine drops below approximately 5.5 MB over 10 minutes, the shutdown command will be sent.

现在，当process_racluster . pl被重新启动并且192.168.1.33计算机的网络总使用量在10分钟内降低到大约5.5 MB以下，则发送关闭命令。

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Of course, App World has several updates, each of which seems to require its own separate shutdown and restart of the machine.

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