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EC2 有auto recover的机制,如果有system status check failed 的情况下,会自动重启和恢复。
可以参考排查EC2重启的文档:
EC2也可能遇上硬件性能降级,建议观察下健康面板通知。参考链接:
- https://aws.amazon.com/cn/premiumsupport/knowledge-center/ec2-linux-degraded-hardware/
- https://aws.amazon.com/cn/premiumsupport/knowledge-center/ec2-instance-retirement/
重启会导致IP变化,如果您需要固定IP,可以创建一个EIP绑定到这台实例上。
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