nginx一直启动不了，报错是只读文件，这里修改文件的权限，还是失败，网上找了下原因

[linux系统变为只读，提示Read-only file system的解决办法-CSDN博客](https://blog.csdn.net/m0_38048955/article/details/135282591?ops_request_misc=%7B%22request%5Fid%22%3A%22171871318416800178594966%22%2C%22scm%22%3A%2220140713.130102334..%22%7D&request_id=171871318416800178594966&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2~all~sobaiduend~default-2-135282591-null-null.142^v100^pc_search_result_base7&utm_term= 只读文件系统&spm=1018.2226.3001.4187)

是因为服务器没有正常启动，磁盘故障导致整个磁盘只读

image-20240618202143672

只需要重新挂载即可：mount -o rw,remount /