迁移 Docker 存储到新的硬盘

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fdisk -l

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fdisk /dev/sdb

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mkfs.ext4 /dev/sdb

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mkdir /data
mount -t ext4 /dev/sdb /data

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blkid |grep /dev/sdb

/dev/sdb: UUID="328a9d32-abb6-492a-aabe-b6a63583674d" TYPE="ext4"

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vim /etc/fstab 

UUID=328a9d32-abb6-492a-aabe-b6a63583674d /dev/sdb ext4 defaults 0 0

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systemctl stop docker

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mv /var/lib/docker /data/

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ln -s /data/docker /var/lib/docker

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systemctl start docker