I deleted 80 % of my keyring, but my keybox file isn't shrinking

[ilf]

Thanks, that explains it.

And the faketime gpgsm command worked (after installing faketime).

But that's a hack, and users should not have to do this. Especially 
since GnuPG 2.1 defauls to keybox and more people recommend it with of 
the recent flooding issues.

I opened an issue to track this: https://dev.gnupg.org/T4644

Werner Koch:
> Good catch.  In gpg we have not implenteted the compression run:
>  faketime -f +3 gpgsm -k foo >/dev/null

-- 
ilf

If you upload your address book to "the cloud", I don't want to be in it.