From: Andrew Cooper <andrew.cooper3@citrix.com>
To: quizyjones <quizy_jones@outlook.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: xen can only detect one core of multiple cores cpu
Date: Sat, 28 Nov 2015 19:24:15 +0000 [thread overview]
Message-ID: <5659FF5F.3080104@citrix.com> (raw)
In-Reply-To: <SNT152-W49D46085B41E756134FAD690020@phx.gbl>
[-- Attachment #1.1: Type: text/plain, Size: 507 bytes --]
On 28/11/15 17:23, quizyjones wrote:
> I'm using a Intel E5-2603 v3 @ 1.60GHz CPU of 6 cores. However, the
> dom0 can only find one core. here are some information that may helps
> in analyzing.
>From `xl dmesg`
(XEN) ACPI Error (tbxfroot-0218): A valid RSDP was not found [20070126]
...
(XEN) SMP motherboard not detected.
Xen cannot find any ACPI tables, and finds no secondary CPUs. As a
knock-on effect, dom0 only gets one.
How is your BIOS configured? Does booting Linux natively work?
~Andrew
[-- Attachment #1.2: Type: text/html, Size: 1212 bytes --]
[-- Attachment #2: Type: text/plain, Size: 126 bytes --]
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
http://lists.xen.org/xen-devel
next prev parent reply other threads:[~2015-11-28 19:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-28 17:23 xen can only detect one core of multiple cores cpu quizyjones
2015-11-28 19:24 ` Andrew Cooper [this message]
2015-11-29 7:02 ` quizy_jones
2015-11-30 10:25 ` Jan Beulich
2015-11-30 10:33 ` quizy_jones
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5659FF5F.3080104@citrix.com \
--to=andrew.cooper3@citrix.com \
--cc=quizy_jones@outlook.com \
--cc=xen-devel@lists.xen.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.