Just thought I would note here that I have noticed that menus are slow with both serial and video consoles enabled on real hardware, due to synchronization and no serial optimizations like clear screen. I may write a fast clear screen patch when this starts bothering me.
On Tue, Apr 22, 2014 at 7:50 AM, Michael Brown <[email protected]> wrote: > On 22/04/14 14:30, Peter Pickford wrote: > >> I see double characters when using kvm serial with fifos enabled. >> Perhaps kvm serial emulation don't work too well with some options. >> > > Interesting. I tested KVM and don't get double characters. > > > kvm serial seems distractingly slow in ipxe in polling mode- type a >> char and wait sort of slow - reminds me of 300 baud Teletype or worse, >> but it works :) >> > > Also not a problem I see here. This may be dependent on the KVM version. > > I have noticed that the BIOS console has been noticeably slower since > upgrading QEMU/KVM a couple of months ago. I'm pretty sure this isn't an > iPXE-specific problem, since the BIOS's own startup banner also prints with > a noticeable teletype effect. > > > Michael > _______________________________________________ > ipxe-devel mailing list > [email protected] > https://lists.ipxe.org/mailman/listinfo.cgi/ipxe-devel > -- -- Ben Hildred Automation Support Services 303 815 6721
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