On Tue, Jul 14, 2015 at 07:48:29PM +0100, Richard W.M. Jones wrote:
> On aarch64 kernel loading is really slow because it can only transfer
> (IIRC) 8 bytes at a time, and there are no string instructions we can
> use to speed it up.

I should note here I'm talking about AAVMF (ie. guest UEFI) which has
to load the kernel via fw_cfg.

Using the -kernel option qemu-system-aarch64 is really fast because it
prepopulates the guest RAM.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
virt-df lists disk usage of guests without needing to install any
software inside the virtual machine.  Supports Linux and Windows.
http://people.redhat.com/~rjones/virt-df/

Reply via email to