Amazon ping nowhere

1) Be sure to bind Elastic IP

2) After rebooting the ping may fail, but still with the previous security group, the solution is to replace the security group, and then back to back

 

3) Online Capacity Expansion (do not know why I will not do)

https://www.cnblogs.com/cidgur/p/8066564.html

https://www.jianshu.com/p/5580b6ed9844

 

unexpected output in sfdisk --version solution

https://blog.csdn.net/cbuy888/article/details/80809988

Adding AWS volume

https://blog.csdn.net/topbean/article/details/46455459?utm_source=blogxgwz5