onsdag 31. januar 2018 11.12.33 UTC+1 skrev Ilpo Järvinen følgende: > On Wed, 31 Jan 2018, Jarle Thorsen wrote: > > onsdag 31. januar 2018 10.50.09 UTC+1 skrev Jarle Thorsen følgende: > > > My netvm (Fedora 26 template) has a 10gbe network card, and from > > > within the netwm I have no problem saturating the 10Gbit link using > > > iperf to an external server. > > > However, in any vm sending traffic through this netvm I can only get > > > around 2Gbit max using the same iperf command against the same server. > > > > > > I have this problem both with appvms using the *same* Fedora template > > > as the netvm, and also in Windows HVM. > > > > > > Anybody have experience with Qubes in a 10Gbe network? > > > > I do notice the the process ksoftirqd in the netvm is running at 100% > > cpu during the iperf test from the appvm. I'm guessing this is related > > to my problem? > > SG being disabled for the qubes inter-vm interfaces (due to an unknown > reason as Marek didn't anymore remember the details for that change) might > have some(/huge?) impact on performance as it prevents using some > high-speed features of the kernel.
Not quite sure what "SG" is in this context. Is there any settings I can experiment with? Are you talking about enabling sg on the virtual network device in the netvm? Something like "sudo ethtool -K vif12.0 sg on" ? -- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To post to this group, send email to qubes-users@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/aa95bf82-c3fe-4d54-a7b6-a9ea6d0cfc3e%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
