[24606] 23 Oct 13:15:06.386 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect.[24606] 23 Oct 13:15:19.634 * DB loaded from disk: 13.249 seconds[24606] 23 Oct 13:15:19.635 * The server is now ready to accept connections on port 26379编辑/etc/sysctl.conf ，改vm.overcommit_memory=1，然后sysctl -p 使配置文件生效
