nginx报警：nginx: [warn] could not build optimal server_names_hash, you should increase either server_names_hash_max_size: 512 or server_names_hash_bucket_size: 64; ignoring server_names_hash_bucket_size

date: 2019-08-12   16:33:05

author: headsen chen

notice :个人原创

告警现象：  

 解决办法：在http的部分添加hash缓冲值

   

 测试：如下图，发现仍然还是产生告警， 

解决办法：增大这个值，将64加大到256，

    

再次测试就欧克了。