Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-02-01 Thread Jan Beulich
On 01.02.2021 16:26, Claudemir Todo Bom wrote: > Em seg., 1 de fev. de 2021 às 12:09, Jan Beulich escreveu: >> >> On 01.02.2021 15:46, Claudemir Todo Bom wrote: >>> Tested first without the debug patch and with following parameters: >> >> And this test was all three of the non-debugging patches? >

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-02-01 Thread Claudemir Todo Bom
Em seg., 1 de fev. de 2021 às 12:09, Jan Beulich escreveu: > > On 01.02.2021 15:46, Claudemir Todo Bom wrote: > > Tested first without the debug patch and with following parameters: > > And this test was all three of the non-debugging patches? Yes, all three patches. > > xen: dom0_mem=1024M,max:

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-02-01 Thread Jan Beulich
On 01.02.2021 15:46, Claudemir Todo Bom wrote: > Tested first without the debug patch and with following parameters: And this test was all three of the non-debugging patches? > xen: dom0_mem=1024M,max:2048M dom0_max_vcpus=4 dom0_vcpus_pin=true smt=true > kernel: loglevel=3 > > same behaviour as

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-02-01 Thread Jan Beulich
On 29.01.2021 20:31, Claudemir Todo Bom wrote: > I've applied both patches, system didn't booted, used following parameters: > > xen: dom0_mem=1024M,max:2048M dom0_max_vcpus=4 dom0_vcpus_pin=true smt=true > kernel: loglevel=3 > > The screen cleared right after the initial xen messages and frozen

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-31 Thread Jan Beulich
On 29.01.2021 20:31, Claudemir Todo Bom wrote: > Em sex., 29 de jan. de 2021 às 13:24, Jan Beulich > escreveu: >> >> On 28.01.2021 14:08, Claudemir Todo Bom wrote: >>> Em qui., 28 de jan. de 2021 às 06:49, Jan Beulich >>> escreveu: On 28.01.2021 10:47, Jan Beulich wrote: > On 26.0

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-29 Thread Jan Beulich
On 28.01.2021 14:08, Claudemir Todo Bom wrote: > Em qui., 28 de jan. de 2021 às 06:49, Jan Beulich > escreveu: >> >> On 28.01.2021 10:47, Jan Beulich wrote: >>> On 26.01.2021 14:03, Claudemir Todo Bom wrote: If this information is good for more tests, please send the patch and I will te

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-29 Thread Claudemir Todo Bom
Em sex., 29 de jan. de 2021 às 11:21, Jan Beulich escreveu: > > On 28.01.2021 14:08, Claudemir Todo Bom wrote: > > Em qui., 28 de jan. de 2021 às 06:49, Jan Beulich > > escreveu: > >> > >> On 28.01.2021 10:47, Jan Beulich wrote: > >>> On 26.01.2021 14:03, Claudemir Todo Bom wrote: > If this

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-29 Thread Jan Beulich
On 28.01.2021 14:08, Claudemir Todo Bom wrote: > Em qui., 28 de jan. de 2021 às 06:49, Jan Beulich > escreveu: >> >> On 28.01.2021 10:47, Jan Beulich wrote: >>> On 26.01.2021 14:03, Claudemir Todo Bom wrote: If this information is good for more tests, please send the patch and I will te

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-28 Thread Jan Beulich
On 28.01.2021 10:47, Jan Beulich wrote: > On 26.01.2021 14:03, Claudemir Todo Bom wrote: >> If this information is good for more tests, please send the patch and >> I will test it! > > Here you go. For simplifying analysis it may be helpful if you > could limit the number of CPUs in use, e.g. by "

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-28 Thread Jan Beulich
On 26.01.2021 14:03, Claudemir Todo Bom wrote: > If this information is good for more tests, please send the patch and > I will test it! Here you go. For simplifying analysis it may be helpful if you could limit the number of CPUs in use, e.g. by "maxcpus=4" or at least "smt=0". Provided the probl

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-27 Thread Claudemir Todo Bom
Em ter., 26 de jan. de 2021 às 08:48, Jan Beulich escreveu: > > On 25.01.2021 20:37, Claudemir Todo Bom wrote: > > I've managed to get the debug messages on the screen using > > vga=text-80x50,keep and disabling all messages from the kernel. Two > > images are attached with the output running the

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-26 Thread Jan Beulich
On 25.01.2021 20:37, Claudemir Todo Bom wrote: > I've managed to get the debug messages on the screen using > vga=text-80x50,keep and disabling all messages from the kernel. Two > images are attached with the output running the debug patch. And the 1st of them (161303) was taken at the time of the

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-25 Thread Jan Beulich
On 23.01.2021 00:36, Claudemir Todo Bom wrote: > Em qua., 20 de jan. de 2021 às 12:13, Jürgen Groß escreveu: >> >> On 20.01.21 09:50, Jan Beulich wrote: >>> On 19.01.2021 20:36, Claudemir Todo Bom wrote: I do not have serial output on this setup, so I recorded a video with boot_delay=50

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-22 Thread Claudemir Todo Bom
Em qua., 20 de jan. de 2021 às 12:13, Jürgen Groß escreveu: > > On 20.01.21 09:50, Jan Beulich wrote: > > On 19.01.2021 20:36, Claudemir Todo Bom wrote: > >> I do not have serial output on this setup, so I recorded a video with > >> boot_delay=50 in order to be able to get all the kernel messages:

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-20 Thread Jan Beulich
On 20.01.2021 21:13, Claudemir Todo Bom wrote: > Em qua., 20 de jan. de 2021 às 12:13, Jürgen Groß escreveu: >> On 20.01.21 09:50, Jan Beulich wrote: >>> I'm afraid there's no real way around seeing the full Xen >>> messages, i.e. including possible ones while Dom0 already boots >>> (and allowing

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-20 Thread Claudemir Todo Bom
Em qua., 20 de jan. de 2021 às 12:13, Jürgen Groß escreveu: > > On 20.01.21 09:50, Jan Beulich wrote: > > On 19.01.2021 20:36, Claudemir Todo Bom wrote: > >> I do not have serial output on this setup, so I recorded a video with > >> boot_delay=50 in order to be able to get all the kernel messages:

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-20 Thread Jürgen Groß
On 20.01.21 09:50, Jan Beulich wrote: On 19.01.2021 20:36, Claudemir Todo Bom wrote: I do not have serial output on this setup, so I recorded a video with boot_delay=50 in order to be able to get all the kernel messages: https://youtu.be/y95h6vqoF7Y This doesn't show any badness afaics. This

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-20 Thread Jan Beulich
On 19.01.2021 20:36, Claudemir Todo Bom wrote: > I do not have serial output on this setup, so I recorded a video with > boot_delay=50 in order to be able to get all the kernel messages: > https://youtu.be/y95h6vqoF7Y This doesn't show any badness afaics. > This is running 4.14 from debian bullse

Re: Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-19 Thread Jan Beulich
On 18.01.2021 21:15, Claudemir Todo Bom wrote: > Sorry for the simultaneous post on xen-users and xen-devel, but as I noted > that the problem appears only for versions of xen that are >= 4.9, I think > that developers may have a look at this. Dropping xen-users. > I recently bought a generic mai

Problems with APIC on versions 4.9 and later (4.8 works)

2021-01-18 Thread Claudemir Todo Bom
Hi, Sorry for the simultaneous post on xen-users and xen-devel, but as I noted that the problem appears only for versions of xen that are >= 4.9, I think that developers may have a look at this. I recently bought a generic mainboard and a Xeon E5-2926v2 CPU, it is a 12 core, 24 threads cpu. My s