1129, "Host ‘100.79.161.98’ is blocked because of many connection errors; 通常是mysql 连接数太多导致的 解决: flush-hosts 清除缓存,mysql终端执行此命令即可修改mysq连接数限制 show global variables like '%max_connect_errors%'; set global max_connect_errors=1000; # 永久修改,修改配置文件,添加: max_connect_errors = 1000