[dolphin] [Bug 457363] New: Btrfs compressed file show only actual size and not size on disk

[bugzilla_noreply at kde.org]

https://bugs.kde.org/show_bug.cgi?id=457363

            Bug ID: 457363
           Summary: Btrfs compressed file show only actual size and not
                    size on disk
           Product: dolphin
           Version: 22.04.3
          Platform: Other
                OS: Linux
            Status: REPORTED
          Severity: normal
          Priority: NOR
         Component: panels: information
          Assignee: dolphin-bugs-null at kde.org
          Reporter: ttv200 at gmail.com
                CC: kfm-devel at kde.org
  Target Milestone: ---

when using btrfs filesystem with mount option compress the file size is the
uncompressed size
please add "file size on disk" option in information panel / properties of the
file

how to reproduce:
* create btrfs partition
* mount with -o compress
* dd if=/dev/zero of=/mnt/btrfs/file bs=1M count=500
* compsize file
more info:
https://btrfs.readthedocs.io/en/latest/Compression.html
https://superuser.com/questions/1138670/how-do-i-tell-if-an-individual-file-is-compressed-in-btrfs

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