Rabbitmq and Linux Keepalive Setting

RabbitMQ Keepalive System Setting

需配置系统tcpkeepalivetime相关参数，减小keepalive时间及探测次数

tcp keepalive (time=7200, intvl=5, probes=9)

net.ipv4.tcp_keepalive_time = 60
net.ipv4.tcp_keepalive_intvl = 30
net.ipv4.tcp_keepalive_probes = 5