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# 看到节点处于 `DOWN` 状态并显示`Reason (Code:InsufficientInstanceCapacity)...`
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您遇到了容量不足问题。按照 Kn [https://aws.amazon.com/premiumsupport/owledge-center/ec2-insufficient-capacity-errors /进行问题故障排](https://aws.amazon.com/premiumsupport/knowledge-center/ec2-insufficient-capacity-errors/)除。有关快速容量不足故障转移模式 AWS ParallelCluster的更多信息，请参阅。[Slurm 集群快速容量不足故障转移](slurm-short-capacity-fail-mode-v3.md)