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Difference between revisions of "Btrfs"
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{{RootCmd|command=watch -n 60 btrfs filesystem show /}} | {{RootCmd|command=watch -n 60 btrfs filesystem show /}} | ||
=== Resize a btrfs filesystem/device === | === Resize a btrfs filesystem/device === <!--T:130--> | ||
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When you resize a file system, you also need to resize the partition (device) it resides on. You cannot resize a mounted partition using '''gparted'''! So you need to unmount it beforehand or use a live manjaro from USB to resize the partition and file system. | When you resize a file system, you also need to resize the partition (device) it resides on. You cannot resize a mounted partition using '''gparted'''! So you need to unmount it beforehand or use a live manjaro from USB to resize the partition and file system. | ||
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When resizing existing file systems, it is strongly advisable to have current backups. However, resizing is possible without any problems when using '''gparted'''. | When resizing existing file systems, it is strongly advisable to have current backups. However, resizing is possible without any problems when using '''gparted'''. | ||
==== shrink ==== | ==== shrink ==== <!--T:133--> | ||
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What you need to understand is that you can only safely shrink a file system if it is ''not too full''. Shrinking a file system can take a '''long time''' because BTRFS may need to move data that was in the area to be freed to the remaining area. | What you need to understand is that you can only safely shrink a file system if it is ''not too full''. Shrinking a file system can take a '''long time''' because BTRFS may need to move data that was in the area to be freed to the remaining area. | ||
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Using '''gparted''' you can safely shrink a BTRFS file system. All necessary steps are taken such as: | Using '''gparted''' you can safely shrink a BTRFS file system. All necessary steps are taken such as: | ||
* Mount file system | * Mount file system | ||
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* Shrink partition | * Shrink partition | ||
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see@ https://forum.manjaro.org/t/howto-resize-a-btrfs-filesystem/152999 | see@ https://forum.manjaro.org/t/howto-resize-a-btrfs-filesystem/152999 | ||
==== expand ==== | ==== expand ==== <!--T:137--> | ||
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A BTRFS file system can also be safely expanded with '''gparted'''. All necessary steps are taken such as: | A BTRFS file system can also be safely expanded with '''gparted'''. All necessary steps are taken such as: | ||
* Extend partition | * Extend partition | ||