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<p dir="ltr"><br>
Den 15 feb. 2017 9:06 em skrev Peter Hudec <phudec@cnc.sk>:<br>
><br>
> Hi,<br>
><br>
> so theproblem is little bit different. When I wait for a long time, the<br>
> VM boots ;(</p>
<p dir="ltr">Does the VM have VirtIO serial console activated? I had the same problem and removing that fixed it.</p>
<p dir="ltr">/K</p>
<p dir="ltr">><br>
> But ... /see the log/. I'm invetigating the reason.<br>
> The difference between the dipovirt0{1,2} and the dipovirt03 isthe<br>
> installation time. The first 2 was migrated last week, the last one<br>
> yesterday. There some newer packages, but nothing related to KVM.<br>
><br>
> [ 292.429622] INFO: rcu_sched self-detected stall on CPU { 0} (t=72280<br>
> jiffies g=393 c=392 q=35)<br>
> [ 292.430294] sending NMI to all CPUs:<br>
> [ 292.430305] NMI backtrace for cpu 0<br>
> [ 292.430309] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.16.0-4-amd64<br>
> #1 Debian 3.16.39-1<br>
> [ 292.430311] Hardware name: oVirt oVirt Node, BIOS 0.5.1 01/01/2011<br>
> [ 292.430313] task: ffffffff8181a460 ti: ffffffff81800000 task.ti:<br>
> ffffffff81800000<br>
> [ 292.430315] RIP: 0010:[<ffffffff81052ae6>] [<ffffffff81052ae6>]<br>
> native_write_msr_safe+0x6/0x10<br>
> [ 292.430323] RSP: 0018:ffff88001fc03e08 EFLAGS: 00000046<br>
> [ 292.430325] RAX: 0000000000000400 RBX: 0000000000000000 RCX:<br>
> 0000000000000830<br>
> [ 292.430326] RDX: 0000000000000000 RSI: 0000000000000400 RDI:<br>
> 0000000000000830<br>
> [ 292.430327] RBP: ffffffff818e2a80 R08: ffffffff818e2a80 R09:<br>
> 00000000000001e8<br>
> [ 292.430329] R10: 0000000000000000 R11: ffff88001fc03b96 R12:<br>
> 0000000000000000<br>
> [ 292.430330] R13: 000000000000a0ea R14: 0000000000000002 R15:<br>
> 0000000000080000<br>
> [ 292.430335] FS: 0000000000000000(0000) GS:ffff88001fc00000(0000)<br>
> knlGS:0000000000000000<br>
> [ 292.430337] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b<br>
> [ 292.430339] CR2: 0000000001801000 CR3: 000000001c6de000 CR4:<br>
> 00000000000006f0<br>
> [ 292.430343] Stack:<br>
> [ 292.430344] ffffffff8104b30d 0000000000000002 0000000000000082<br>
> ffff88001fc0d6a0<br>
> [ 292.430347] ffffffff81853800 0000000000000000 ffffffff818e2fe0<br>
> 0000000000000023<br>
> [ 292.430349] ffffffff81853800 ffffffff81047d63 ffff88001fc0d6a0<br>
> ffffffff810c73fa<br>
> [ 292.430352] Call Trace:<br>
> [ 292.430354] <IRQ><br>
><br>
> [ 292.430360] [<ffffffff8104b30d>] ? __x2apic_send_IPI_mask+0xad/0xe0<br>
> [ 292.430365] [<ffffffff81047d63>] ?<br>
> arch_trigger_all_cpu_backtrace+0xc3/0x140<br>
> [ 292.430369] [<ffffffff810c73fa>] ? rcu_check_callbacks+0x42a/0x670<br>
> [ 292.430373] [<ffffffff8109bb1e>] ? account_process_tick+0xde/0x180<br>
> [ 292.430376] [<ffffffff810d1e00>] ? tick_sched_handle.isra.16+0x60/0x60<br>
> [ 292.430381] [<ffffffff81075fc0>] ? update_process_times+0x40/0x70<br>
> [ 292.430404] [<ffffffff810d1dc0>] ? tick_sched_handle.isra.16+0x20/0x60<br>
> [ 292.430407] [<ffffffff810d1e3c>] ? tick_sched_timer+0x3c/0x60<br>
> [ 292.430410] [<ffffffff8108c6a7>] ? __run_hrtimer+0x67/0x210<br>
> [ 292.430412] [<ffffffff8108caa9>] ? hrtimer_interrupt+0xe9/0x220<br>
> [ 292.430416] [<ffffffff8151dcab>] ? smp_apic_timer_interrupt+0x3b/0x50<br>
> [ 292.430420] [<ffffffff8151bd3d>] ? apic_timer_interrupt+0x6d/0x80<br>
> [ 292.430422] <EOI><br>
><br>
> [ 292.430425] [<ffffffff8109b2e5>] ? sched_clock_local+0x15/0x80<br>
> [ 292.430428] [<ffffffff8101da50>] ? mwait_idle+0xa0/0xa0<br>
> [ 292.430431] [<ffffffff81052c22>] ? native_safe_halt+0x2/0x10<br>
> [ 292.430434] [<ffffffff8101da69>] ? default_idle+0x19/0xd0<br>
> [ 292.430437] [<ffffffff810a9b74>] ? cpu_startup_entry+0x374/0x470<br>
> [ 292.430440] [<ffffffff81903076>] ? start_kernel+0x497/0x4a2<br>
> [ 292.430442] [<ffffffff81902a04>] ? set_init_arg+0x4e/0x4e<br>
> [ 292.430445] [<ffffffff81902120>] ? early_idt_handler_array+0x120/0x120<br>
> [ 292.430447] [<ffffffff8190271f>] ? x86_64_start_kernel+0x14d/0x15c<br>
> [ 292.430448] Code: c2 48 89 d0 c3 89 f9 0f 32 31 c9 48 c1 e2 20 89 c0<br>
> 89 0e 48 09 c2 48 89 d0 c3 66 66 2e 0f 1f 84 00 00 00 00 00 89 f0 89 f9<br>
> 0f 30 <31> c0 c3 0f 1f 80 00 00 00 00 89 f9 0f 33 48 c1 e2 20 89 c0 48<br>
> [ 292.430579] Clocksource tsc unstable (delta = -289118137838 ns)<br>
><br>
><br>
> On 15/02/2017 20:39, Peter Hudec wrote:<br>
> > Hi,<br>
> > <br>
> > I did already, but not find any suspicious, see attached logs and the<br>
> > spice screenshot.<br>
> > <br>
> > Actually the VM is booting, but is stacked in some bad state.<br>
> > When migrating, the migration is sucessfull, but the vm is not acessible<br>
> > /even on network/<br>
> > <br>
> > Right now I found one VM, which is working well.<br>
> > <br>
> > In logs look for diplci01 at 2017-02-15 20:23:00,420, the VM ID is<br>
> > 7ddf349b-fb9a-44f4-9e88-73e84625a44e<br>
> > <br>
> > thanks<br>
> > Peter<br>
> > <br>
> > On 15/02/2017 19:40, Nir Soffer wrote:<br>
> >> On Wed, Feb 15, 2017 at 8:11 PM, Peter Hudec <phudec@cnc.sk> wrote:<br>
> >>> Hi,<br>
> >>><br>
> >>> I'm preparing to migrate from 3.5 to 3.6<br>
> >>> The first step is the CentOS6 -> CentOS7 for hosts.<br>
> >>><br>
> >>> setup:<br>
> >>> - 3x hosts /dipovitrt01, dipovirt02, dipovirt03/<br>
> >>> - 1x hosted engine /on all 3 hosts/<br>
> >>><br>
> >>> The upgrade of the first 2 hosts was OK, all VM are running OK.<br>
> >>> When I upgraded the 3rd host /dipovirt03/, some VMs are not able to run<br>
> >>> on the or boot on this host. I tried to full reinstall the host, but<br>
> >>> wth the same result.<br>
> >>><br>
> >>> In case of migration the VMm will stop running in a while.<br>
> >>> In case of booting the VM will not boot, I see the 'Loading kernel ...'<br>
> >>><br>
> >>> Almost all VMS are Debian 8 with guest tools, some Centos 6/7<br>
> >>><br>
> >>> The hosts were OK with CentOS6.<br>
> >>><br>
> >>><br>
> >>> Where should I start to investigate ?<br>
> >><br>
> >> Sharing vdsm logs showing the failed attempts to run or migrate<br>
> >> a vm would be a good start.<br>
> >><br>
> >>><br>
> >>> best regards<br>
> >>> Peter<br>
> >>><br>
> >>><br>
> >>> --<br>
> >>> *Peter Hudec*<br>
> >>> Infraštruktúrny architekt<br>
> >>> phudec@cnc.sk <mailto:phudec@cnc.sk><br>
> >>><br>
> >>> *CNC, a.s.*<br>
> >>> Borská 6, 841 04 Bratislava<br>
> >>> Recepcia: +421 2 35 000 100<br>
> >>><br>
> >>> Mobil:+421 905 997 203<br>
> >>> *www.cnc.sk* <http:///www.cnc.sk><br>
> >>><br>
> >>> _______________________________________________<br>
> >>> Users mailing list<br>
> >>> Users@ovirt.org<br>
> >>> http://lists.ovirt.org/mailman/listinfo/users<br>
> > <br>
> > <br>
><br>
><br>
> -- <br>
> *Peter Hudec*<br>
> Infraštruktúrny architekt<br>
> phudec@cnc.sk <mailto:phudec@cnc.sk><br>
><br>
> *CNC, a.s.*<br>
> Borská 6, 841 04 Bratislava<br>
> Recepcia: +421 2 35 000 100<br>
><br>
> Mobil:+421 905 997 203<br>
> *www.cnc.sk* <http:///www.cnc.sk><br>
><br>
> _______________________________________________<br>
> Users mailing list<br>
> Users@ovirt.org<br>
> http://lists.ovirt.org/mailman/listinfo/users<br>
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