-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On 2017-03-18 09:24, Grzegorz Chodzicki wrote: > > > On 03/18/2017 05:21 PM, Unman wrote: >> On Sat, Mar 18, 2017 at 08:59:29AM -0700, Grzesiek Chodzicki wrote: >>> W dniu sobota, 18 marca 2017 15:08:35 UTC+1 użytkownik Unman napisał: >>>> On Sat, Mar 18, 2017 at 03:41:49AM -0700, Grzesiek Chodzicki wrote: >>>>> I've experienced this issue myself and I saw some people complaining >>>>> about it on the mailing list. Sometimes Qubes takes forever to poweroff. >>>>> >>>>> The issue is caused by the fact that for some unknown reason machines >>>>> with PCI devices attached take forever to shutdown and sometimes need to >>>>> be manually killed from within VM Manager. After manually killing them, >>>>> the system will shutdown normally. >>>>> >>>>> So, here's the fix: >>>>> >>>>> In Dom0 run qvm-prefs -s sys-net pci_e820_host false >>>>> >>>>> Repeat that for sys-usb and any other machine that holds a PCI device. >>>>> >>>>> Your system should shut down normally after this. >>>>> >>>>> No, I don't know how or why this works but I know that it solved the >>>>> issue on my machine. Explanation welcome. I'll add this to documentation >>>>> once we have a confirmation that this is 100% reproducible. >>>>> >>>> I'd be reluctant to propose this as a tip as is, because it will almost >>>> certainly break networking for some users. >>>> We specifically set pci_e820 to address user problems. I don't know what >>>> the intersection is between those for whom this is a fix and those for >>>> whom shutdown is slow/doesn't happen. >>>> >>>> Have you tried the solution suggested here before of shutting down other >>>> vms first, then sys-usb and sys-net? Andrew, I think, posted a simple >>>> script that he uses.
Yeah, here it is: https://github.com/QubesOS/qubes-issues/issues/1581#issuecomment-266266876 (And also in the ML archives.) >>>> I suspect that that will have more impact with >>>> fewer consequences than this proposal, but user experience will be key >>>> here: comments ? >>> Yes, I did try that, this is how I found out that on my system it is not >>> possible to cleanly shut down VMs that hold PCI devices. If I try shutting >>> down sys-net the VM Manager hangs for a few minutes, then the entire system >>> stops responding then the machine gets killed, then VM manager throws an >>> exception and then system becomes responsive again. After setting >>> pci_e820_host to False I can cleanly shutdown sys-net and sys-usb just like >>> any other VM. >>> >> So that sounds very system specific. Why not put together a tip >> incorporating Andrew's script ( which will help on almost all >> machines), and then yours as a special case to be used where that >> doesnt help? > That's the point, I don't know whether this is specific to my machine > but I don't have another PC to test so I posted this here so other > people can try it and see if that alleviates the issue. > What if you just qvm-kill sys-net? - -- Andrew David Wong (Axon) Community Manager, Qubes OS https://www.qubes-os.org -----BEGIN PGP SIGNATURE----- iQIcBAEBCgAGBQJYzcKAAAoJENtN07w5UDAw/78P/3CXZeKbMtD4LGNu4e6VAuKV tkzTmEXSZq/cWDLuYPuAlWhwfpHD5y4bOkfLUsswkHQSju4StP83iG1Yahpec6u1 ZNcrGJ0JLCJbqsSSOwLq/xJT9tw5Q0KCju7xOyhG3QkQw2ZdtVkFZEewzn3f/pLS E/cVqOcZkCw77WkaDX0OM+qwlNN6wzCQemy4HfEhXx+l3rt8I9/OVLNS2PE0Daf6 bcykBIy70Ytdtzou+sU1yFC21e32kqwixJpgwYuIe0qMSWNRoJiBqc7nxZn1y495 21IMMpDnDOWbHyY9jH+7E+PbQ3WfusZze8QcqegQ3afGz/WquMByFHnVJ9Xm8Y0U ewEdea8ceJ9WdZM2MWx8jD80DlPA43rUChGWAm53blEd7Mu9Z512s2i2SoVWilQS OE3XMFLWlgAgM9WTuMXLn0yi4UFbHK7+ptT3P9PBRbITbEwkRtvlgZmZ2H2m9G+Q OwTcNS6g17kqF5sYgTuc+MKY/b44v96UgDWtDhnELbIaImmrxyOkhrZAWy+gwEqk sGNp2zy3CDMgYo/AMgZMWr0TVzDa1qNPmWNR+hfDZDFUkS/klxh87sQttXIkQ0o9 ckgsWjdnXHP8OncGp5e/5TGIk0CisaERwDH8944pkuYWhj32S1UKdMyKKYIYNSkt A4nScFTSJttZX9ybEkg9 =iv32 -----END PGP SIGNATURE----- -- 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 email@example.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/565fca73-e0aa-4853-78fe-ad3688a56b82%40qubes-os.org. For more options, visit https://groups.google.com/d/optout.