在使用vscode远程连接linux服务器时，遇到了个报错：could not establish connection to
我用的服务器是腾讯云轻应用。查了半天看到阿里云文档里有类似的解决方法，最后得到解决。发现是本地缓存的问题？
使用SSH远程连接Linux系统的ECS实例时，提示“Host key verification failed”错误怎么办？
在最后一段，有讲到。应该是删除原先的本地ssh文件实例记录，就可以重新生成ssh key记录。后面就成功连接上了，神奇的bug。
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