Guides

Resize Docker Storage

6min

File based storage
Stop docker and orc services
shell
systemctl stop orc docker.socket docker
systemctl stop orc docker.socket docker
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Create new file with new size and format it in XFS filesystem
Shell
fallocate -l 500G /docker-data-new.img
mkfs -t xfs /docker-data-new.img
fallocate -l 500G /docker-data-new.img
mkfs -t xfs /docker-data-new.img
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Mount new filesystem on temporary folder and move docker data
Shell
mount /docker-data-new.img /mnt
mv /var/lib/docker/* /mnt
mount /docker-data-new.img /mnt
mv /var/lib/docker/* /mnt
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Replace filesystem
Shell
umount /mnt
umount /var/lib/docker
sed -i 's|docker-data|docker-data-new|' /etc/fstab
mount /var/lib/docker
umount /mnt
umount /var/lib/docker
sed -i 's|docker-data|docker-data-new|' /etc/fstab
mount /var/lib/docker
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Remove old filesystem and start docker and orc services
Shell
rm /docker-data.img
systemctl start docker orc
rm /docker-data.img
systemctl start docker orc
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Updated 03 Sep 2023

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