Re: [Qemu-devel] delvm does not reduce the qcow2 file size

[Kuniyasu Suzaki]

Hello,

From: Paolo Bonzini <address@hidden>
Subject: Re: delvm does not reduce the qcow2 file size
Date: Tue, 16 Oct 2012 08:54:46 +0200

> >> QEMU should also convert the unused clusters to "holes" in the file
> >> system, but it doesn't do that yet.
> > 
> > I hope a qcow2 file is reduced automatically when a snapshot is deleted.
> 
> Yes, that's part of the plan.  The file would not reduce its size, but
> the space would still be given back to the filesystem.

Do you plan to use a space file system?
Is it difficult to reduce a qcow2 file when a snapshot is deleted?

------
suzaki