Re: Where does 'vmlinuz' come from?

From: Doug McNaught (
Date: Wed Dec 12 2001 - 20:47:51 EST

Alon Altman <> writes:

> On Wed, 12 Dec 2001, J Sloan wrote:
> > Pozsar Balazs wrote:
> >
> > > This is not a bugreport, but a simple question: :)
> > > where does the term vmlinuz come from?
> >
> > compressed vmlinux = vmlinux.z -> vmlinuz?
> Yes, but I think he wanted to know where 'vmlinux' came from... what does
> the "vm" stand for? Virtual Memory?

Yes. The kernel binary on ancient AT&T versions was called 'unix'.
When Berkeley wrote a new kernel with virtual memory, they called it
'vmunix'. So naturally the Linux kernel is 'vmlinux' and the
compressed version is 'vmlinuz' as above.


Let us cross over the river, and rest under the shade of the trees.
   --T. J. Jackson, 1863
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

This archive was generated by hypermail 2b29 : Sat Dec 15 2001 - 21:00:24 EST