实例状态检查
实例可到达性检查失败
ubuntu@ip-172-31-83-39:~$ sudo dpkg -l|egrep linux-image-.*-aws|awk '{print $2}'
linux-image-6.5.0-1014-aws
linux-image-6.5.0-1018-aws
linux-image-unsigned-6.5.0-1014-aws
ubuntu@ip-172-31-83-39:~$ sudo apt autoremove linux-image-6.5.0-1014-aws
follow below link to add virtual sound card, install generic linux kernal and delete the aws kernal, reboot the EC instance. https://aws.amazon.com/cn/blogs/china/use-graviton2-to-configure-virtual-sound-card-to-process-audio-in-real-time/