nginx代理mysql，连接超时断开，communication link failure,The last packet successfully received from the server

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========================================关于nginx代理mysql的超时断开问题=====================================================

#Load balancer causes "Communications link failure" with JDBC and MySQL    

#The last packet successfully received from the server was 134,912 milliseconds ago. The last packet sent successfully to the server was 0 milliseconds ago.

proxy_timeout  代理时间大一点就好了

events {
    worker_connections  10240;
}

stream {
server {
listen 3306;
proxy_connect_timeout 3600s;
proxy_timeout 36000s;
proxy_pass   127.0.0.1:3306;
}
server {
listen 8889;
proxy_connect_timeout 3600s;
proxy_timeout 36000s;
proxy_pass 127.0.0.1:6379;
}

}