Sparse files

Introduction

https://en.wikipedia.org/wiki/Sparse_file

Check Real Size

You must change directory into the correct folder first. For your home folder. Depending on which one you want to check.

[select code]

cd ~

cd ~

Or.

[select code]

cd /var/lib/libvirt/images/

cd /var/lib/libvirt/images/

Run.

[select code]

du -h Whonix-Gateway-*.qcow2

du -h Whonix-Gateway-*.qcow2

Should show something like this.

2.5G    Whonix-Gateway-*.qcow2

Check Apparent Size

Run.

[select code]

du -h --apparent-size Whonix-Gateway-*.qcow2

du -h --apparent-size Whonix-Gateway-*.qcow2

Should show something like this.

101G    Whonix-Gateway-*.qcow2

Also See

Maybe interesting:

• virt-sparsify (available in Debian)

Footnotes

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