[winswitch] high latency (was dpi switch..)
antoine at nagafix.co.uk
Thu Oct 6 05:06:28 BST 2016
On 06/10/16 09:20, Thomas Esposito wrote:
> Just to add a bit more info...
> I've tried x264, lz4, and png (32, 8, and gray scale) encodings and none
> of these approach the responsiveness and perceived performance of
> TigerVNC with Tight encoding.
> When I look at the stats and graphs under session info, I see lots of
> latency spikes, particularly under Damage latency, which spikes into
> several seconds.
That would be a bug. Although xpra has been heavily optimized for fast
networks, with relatively low latency and low packet loss, it should
still adapt to more challenging network conditions.
Others have reported this before but I've never seen it for myself
directly, which makes it hard to fix. Could be the same as:
Please add your information there.
> I've also tried this on a Microsoft Azure Ubuntu VM that I've been
> playing around with via a free trial account. The performance seems
> better (same encodings), but occasionally gets pretty bad. Maybe it's
> just intermittent network issues.
Sounds like it.
> I haven't been able to get VNC working
> on this VM...
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