WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128 解放方案: vi /etc/sysctl.conf 追加 net.core.somaxconn = 1024 保存后重新加载配置文件 sysctl -p 再次启动redis即可 systemctl start redis