Wow! It works flawless! Latency is just a little higher than 4.9.146 (72 VS 67) but it's acceptable for me. Now I started a 3 days test. I will let you know. Thanks! Roberto
Il ven 5 apr 2019, 20:31 cagnulein <[email protected]> ha scritto: > Thank you, on Monday morning I will fire it up! :) > R. > > Il ven 5 apr 2019, 20:29 Jan Kiszka <[email protected]> ha scritto: > >> On 05.04.19 15:27, Jan Kiszka wrote: >> > On 05.04.19 11:42, Jan Kiszka wrote: >> >> On 05.04.19 10:44, cagnulein wrote: >> >>> Hi, yes I double checked the patch and it's applied correctly. >> >>> Here you can find my config. >> >>> >> >>> CONFIG_DEBUG_STACKOVERFLOW is disabled. >> >>> >> >>> I can't get the uart on this system, is there any other way to catch >> log in >> >>> this scenario? >> >> >> >> UART is mandatory for debugging such crashes. Use a PCI extension card >> if your >> >> board has no UART connector anymore. >> >> >> >> Well, you may try to lift Xenomai with KVM inside a KVM VM and catch >> the UART >> >> output of the first level VM. This is how I'm debugging. >> >> >> >>> >> >>> Why should I test the 4.4.y? 4.9.146 works fine on the same system >> (with the >> >>> same guest). Did I miss something? >> >> >> >> Well, 4.9 would be as broken as 4.4 currently is. But 4.4 is >> supported, 4.9 is >> >> discontinued by now. In any case, this indicates we have another >> difference >> >> caused by changed in 4.14 (and before). >> >> >> >> I'll see if I can reproduce by booting Win10 in my nested setup. >> >> >> > >> > Already running the UEFI BIOS triggers something, at least on 4.4. >> Let's see... >> > >> >> As you will be able to see from the commits, there were a number of >> further issues: >> >> https://gitlab.denx.de/Xenomai/ipipe-x86/commits/wip/kvm-4.14 >> >> With that, I'm able to start Win10 on the same core as the latency test. >> But >> only in my virtual setup (nested kvm) which may mean that real hw could >> expose >> further issue or latency problems. Please test. >> >> Jan >> >> -- >> Siemens AG, Corporate Technology, CT RDA IOT SES-DE >> Corporate Competence Center Embedded Linux >> >
