From: Andrew Cooper <andrew.cooper3@citrix.com>
To: "Christopher S. Aker" <caker@theshore.net>
Cc: xen devel <xen-devel@lists.xensource.com>,
"Keir (Xen.org)" <keir@xen.org>
Subject: Re: Xen 4 serial hangs during boot
Date: Tue, 24 Jul 2012 10:40:26 +0100 [thread overview]
Message-ID: <500E6D8A.8050907@citrix.com> (raw)
In-Reply-To: <500DB9CD.5060900@theshore.net>
On 23/07/12 21:53, Christopher S. Aker wrote:
> On 7/20/12 3:59 PM, Keir Fraser wrote:
>> Then it is Xen doing something to kill the serial interrupt. ;-) I haven't
>> seen anything like this reported before. Not sure what to suggest really...
>> Gather debug output from interrupt-related debug keys (via the xl debug-keys
>> interface) I suppose. I think that would be 'i' and 'z' keys. That plus Xen
>> and dom0 boot logs... something might become apparent.
> We hit this again today, and I grabbed boot and debug-keys output:
>
> http://theshore.net/~caker/xen/BUGS/serial/log.txt
>
> Thanks,
> -Chris
The serial interrupt will be IO-APIC #9 pin 4 which is set with its
vector as 0xf1.
I cant immediately see any other issue with that log unfortunately.
--
Andrew Cooper - Dom0 Kernel Engineer, Citrix XenServer
T: +44 (0)1223 225 900, http://www.citrix.com
next prev parent reply other threads:[~2012-07-24 9:40 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-12 19:34 Xen 4 occasionally hangs during boot Christopher S. Aker
2011-10-13 7:04 ` Jan Beulich
2011-10-13 10:46 ` Tim Deegan
2012-07-20 17:48 ` Xen 4 serial " Christopher S. Aker
2012-07-20 17:49 ` Andrew Cooper
2012-07-20 17:58 ` Christopher S. Aker
2012-07-20 18:05 ` Andrew Cooper
2012-07-20 19:10 ` Christopher S. Aker
2012-07-20 19:25 ` Andrew Cooper
2012-07-20 19:31 ` Keir Fraser
2012-07-20 19:44 ` Christopher S. Aker
2012-07-20 19:59 ` Keir Fraser
2012-07-23 14:13 ` Konrad Rzeszutek Wilk
2012-07-23 15:26 ` Keir Fraser
2012-07-23 20:53 ` Christopher S. Aker
2012-07-23 22:03 ` Malcolm Crossley
2012-07-23 22:45 ` Malcolm Crossley
2012-07-24 9:40 ` Andrew Cooper [this message]
2012-07-24 10:32 ` Jan Beulich
2012-07-26 13:50 ` Konrad Rzeszutek Wilk
2012-07-26 14:10 ` Jan Beulich
2012-07-26 14:36 ` Konrad Rzeszutek Wilk
2012-07-24 10:46 ` Jan Beulich
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=500E6D8A.8050907@citrix.com \
--to=andrew.cooper3@citrix.com \
--cc=caker@theshore.net \
--cc=keir@xen.org \
--cc=xen-devel@lists.xensource.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).