What does the following btrfs command do? $ sudo btrfs subvolume snapshot src src-01

The correct answer is D. Creates a snapshot of the src subvolumes in src-01. To create a snapshot use sudo btrfs subvolume snapshot /mnt/@ /mnt/@_snapshot this will create a snapshot of the @ subvolume named @_snapshot located also in the top of the btrfs tree. btrfs subvolume snapshot <source> [<dest>/]<name> Create a writable snapshot of the subvolume…

Storage Management

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ACreates snapshots of the src src-01 subvolumes
BCreates a snapshot of the src-01 subvolumes in src
CCreates the src and src-01 subvolumes and takes a snapshot of these subvolumes
DCreates a snapshot of the src subvolumes in src-01

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(47 responses)

A
9% (4)
B
15% (7)
C
4% (2)
D
72% (34)

Explanation

*To create a snapshot use sudo btrfs subvolume snapshot /mnt/@ /mnt/@_snapshot this will create a snapshot of the @ subvolume named @_snapshot located also in the top of the btrfs tree. *btrfs subvolume snapshot <source> [<dest>/]<name> Create a writable snapshot of the subvolume <source> with the name <name> in the <dest> directory.

Topics

#btrfs#snapshot#subvolume#filesystem commands

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