Linode 的 备份非常靠谱, 提供四个备份, 傻瓜式的, 就是要加钱 ( @7 \1 Z, b2 p4 X& S1 s3 o+ D2 W 4 d2 u6 J* A K4 o It provides 4 backup slots. Three of the slots are executed and rotated automatically: a daily backup, a 2-7 day old backup, and an 8-14 day old backup. The fourth backup slot is a user-initiated snapshot and remains in place until another user-initiated snapshot is taken.