Btrfs: Difference between revisions

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 == Convert Ext3/Ext4 system partition to Btrfs ==
-<div style="border: 1px solid var(--border-color-error); background: var(--background-color-error-subtle); padding: 30px; border-radius: 5px; margin: 10px 0px; display: flex; align-items: center;">
+{{Warning|Note that migrating your existing root filesystem can cause data loss or make your system unbootable. Make sure to backup the partition or your files. Proceed only if you know what you're doing!}}
-    <div style="color: var(--border-color-error); font-size: 40px; margin-right: 15px; background: var(--background-color-error-subtle); display: flex; line-height: 0;  align-items: center;">⚠</div>
-    <div style="color: var(--border-color-error); font-size: 15px; font-style: normal; font-weight: 400; line-height: normal; text-align: left;">Note that migrating your existing root filesystem can cause data loss or make your system unbootable. Make sure to backup the partition or your files. Proceed only if you know what you're doing!</div>
-</div>
 To convert the existing filesystem (Ext3/4) to Btrfs, boot into a NixOS live system and run the following commandː<syntaxhighlight lang="sh">