chmod -R 777慎用

下面这些方法能开一次机，关了又gg，最后还得重装，搞得var下面的error_log文件无限大，直至磁盘占满。

1. https://blog.****.net/weixin_38765304/article/details/108462032
2. https://blog.****.net/qq_19734597/article/details/103401394?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522162386020716780262588454%2522%252C%2522scm%2522%253A%252220140713.130102334…%2522%257D&request_id=162386020716780262588454&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2_allbaidu_landing_v2~default-6-103401394.first_rank_v2_pc_rank_v29&utm_term=setuid%E4%BD%8D&spm=1018.2226.3001.4187
3. https://blog.****.net/weixin_39935571/article/details/110602239?utm_medium=distribute.pc_relevant.none-task-blog-baidujs_title-12&spm=1001.2101.3001.4242