Comment # 12 on bug 1139325 from Fabian Vogt

(In reply to Lukas Ocilka from comment #11)
>                total        used        free      shared  buff/cache  
> available
> Mem:          987204      641252       63424         704      282528     
> 182328
> Swap:        2573304      326912     2246392
> 
> Does not look like a 1 GB exactly

QEMU is started with "-m 1024" and the message only appears with that
particular yast2-packager submission. I suppose the output of "free" has
reserved memory areas (firmware, kernel) already subtracted, but YaST looks at
the physical memory configuration.