一、下载远程文件到本地

scp -i /Users/user/ssh/id_rsa root@192.168.1.8:/root/talk_server_redis/dump.rdb /Users/kba/dev_dump0710.rdb

二、将本地文件上传到远程服务器

scp -i /Users/user/ssh/id_rsa /Users/kba/dev_dump0710.rdb root@192.168.1.8:/home/deploy/talk_server_redis/dump.rdb