Re: [qubes-devel] Allocating(too fast)fails and triggers OOM-killer before MemTotal reaches AppVM's set Max memory

2019-02-06 Thread Dupéron Georges
On a non-Qubes system, I used to press "alt+sysrq f" to manually invoke the OOM killer when the disk would start thrashing. Worked like a charm, but the OOM picks a random process so it can kill e.g. Xorg if you're unlucky. This would work for dom0 in Qubes, but I don't know how you would trigger

Re: [qubes-devel] fedora-29-minimal - no xterm / terminal

2019-01-11 Thread Dupéron Georges
I see the same behaviour. qvm-run --pass-io fedora-29-minimal ls does not work either. -- You received this message because you are subscribed to the Google Groups "qubes-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-devel+unsubscr...@goo

[qubes-devel] Is HVM less secure than PVH?

2019-01-01 Thread Dupéron Georges
Hi ! What are the security implications of using HVM instead of PVH? I understood that HVM is implemented using two VMs, one running the guest OS, and one running QEMU for device emulation. Does this schema expose more attack surface than PVH: * In the dom0 code which handles communication betwe