当某个执行节点出现故障时，在那个节点上运行的作业会失败，需要在节点恢复后重新开始运行。
When an execution node fails, the jobs running on the node fail and require a restart when the node is restored.
两个小时过后仍有少许烟雾冒出，但报道称技术人员已恢复作业。
A small quantity of smoke was still coming out nearly two hours later, but engineers were reported to have resumed work.
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