Re: [Xen-devel] Only 1 CPU was detected

2017-09-28 Thread Jan Beulich
>>> On 28.09.17 at 16:36, wrote: >> -Original Message- >>From: Jan Beulich [mailto:jbeul...@suse.com] >>Sent: Thursday, September 28, 2017 5:39 PM >>To: Hongjiang Zhang >>Cc: xen-de...@lists.xenproject.org; Juergen Gross >>Subject: RE: [X

Re: [Xen-devel] Only 1 CPU was detected

2017-09-28 Thread Hongjiang Zhang
>> (XEN) ACPI Error (tbxfroot-0218): A valid RSDP was not found >> [20070126] > >Uuh, that is rather bad, I guess. > >Just to be sure: can you please add "loglvl=all" to the xen boot parameters? >This would need to be added in your grub config file just where "no-real- >mode edd=off" is specified t

Re: [Xen-devel] Only 1 CPU was detected

2017-09-28 Thread Hongjiang Zhang
>-Original Message- >From: Jan Beulich [mailto:jbeul...@suse.com] >Sent: Thursday, September 28, 2017 5:39 PM >To: Hongjiang Zhang >Cc: xen-de...@lists.xenproject.org; Juergen Gross >Subject: RE: [Xen-devel] Only 1 CPU was detected > >>>> On 28.09.17 at

Re: [Xen-devel] Only 1 CPU was detected

2017-09-28 Thread Jan Beulich
>>> On 28.09.17 at 11:32, wrote: >> -Original Message- >>From: Jan Beulich [mailto:jbeul...@suse.com] >>Sent: Thursday, September 28, 2017 4:38 PM >>To: Hongjiang Zhang >>Cc: xen-de...@lists.xenproject.org; Juergen Gross >>Subject: Re: [X

Re: [Xen-devel] Only 1 CPU was detected

2017-09-28 Thread Hongjiang Zhang
>-Original Message- >From: Jan Beulich [mailto:jbeul...@suse.com] >Sent: Thursday, September 28, 2017 4:38 PM >To: Hongjiang Zhang >Cc: xen-de...@lists.xenproject.org; Juergen Gross >Subject: Re: [Xen-devel] Only 1 CPU was detected > >>>> On 28.0

Re: [Xen-devel] Only 1 CPU was detected

2017-09-28 Thread Jan Beulich
>>> On 28.09.17 at 09:22, wrote: > See the attachment. With (XEN) ACPI Error (tbxfroot-0218): A valid RSDP was not found [20070126] I wonder if you're trying to use xen.gz on an EFI system. Is so, you want to use xen.efi there instead if firmware doesn't set up enough compatibility things in EF

Re: [Xen-devel] Only 1 CPU was detected

2017-09-28 Thread Juergen Gross
On 28/09/17 09:22, Hongjiang Zhang wrote: > See the attachment. > >> -Original Message- >> From: Juergen Gross [mailto:jgr...@suse.com] >> Sent: Thursday, September 28, 2017 2:13 PM >> To: Hongjiang Zhang ; xen- >> de...@lists.xenproject.org >&g

Re: [Xen-devel] Only 1 CPU was detected

2017-09-28 Thread Hongjiang Zhang
See the attachment. >-Original Message- >From: Juergen Gross [mailto:jgr...@suse.com] >Sent: Thursday, September 28, 2017 2:13 PM >To: Hongjiang Zhang ; xen- >de...@lists.xenproject.org >Subject: Re: [Xen-devel] Only 1 CPU was detected > >On 28/09/17 07:12, Hong

Re: [Xen-devel] Only 1 CPU was detected

2017-09-27 Thread Juergen Gross
On 28/09/17 07:12, Hongjiang Zhang wrote: > Hi all, > >   > > I install Xen 4.8 on Ubuntu 17.04 (kernel is updated to 4.12). But I > found only 1 CPU was detected. > >   > > I thought it is caused by some BIOS settings, so I enabled x2APIC in > BIOS, unfortunately, Linux hangs during booting af

[Xen-devel] Only 1 CPU was detected

2017-09-27 Thread Hongjiang Zhang
Hi all, I install Xen 4.8 on Ubuntu 17.04 (kernel is updated to 4.12). But I found only 1 CPU was detected. I thought it is caused by some BIOS settings, so I enabled x2APIC in BIOS, unfortunately, Linux hangs during booting after printing "Loading initial ramdisk ...". I have to disable x2AP