WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-users

Re: [Xen-users] HVM crash with raw_aio_remove

To: Marco Cintolesi <mcinto-lists@xxxxxxxxxxxx>
Subject: Re: [Xen-users] HVM crash with raw_aio_remove
From: Pasi Kärkkäinen <pasik@xxxxxx>
Date: Wed, 28 Oct 2009 19:01:57 +0200
Cc: xen-users@xxxxxxxxxxxxxxxxxxx
Delivery-date: Wed, 28 Oct 2009 10:02:52 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <4AE84D76.4010704@xxxxxxxxxxxx>
List-help: <mailto:xen-users-request@lists.xensource.com?subject=help>
List-id: Xen user discussion <xen-users.lists.xensource.com>
List-post: <mailto:xen-users@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-users>, <mailto:xen-users-request@lists.xensource.com?subject=unsubscribe>
References: <4AE5A5F0.2050103@xxxxxxxxxxxx> <4AE84D76.4010704@xxxxxxxxxxxx>
Sender: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mutt/1.5.13 (2006-08-11)
On Wed, Oct 28, 2009 at 02:56:06PM +0100, Marco Cintolesi wrote:
> Marco Cintolesi ha scritto:
> >Hi All
> >Three days ago we started to see some problems on one of hour XEN hosts:
> >The server is a Centos 5.3 with xen 3.4.1 from Gitco rep.
> >
> >sometimes some domains (win 2k3 server) crashes with this messages from 
> >xend log:
> >device model failure: pid 17081: malfunctioning (closed sentinel), 
> >killed; see /var/log/xen/qemu-dm-xxx.log
> >
> >in the qemu log the last line is:
> >raw_aio_remove: aio request not found!
> >
> >the domain config file is:
> >
> >name = "abc"
> >kernel = "/usr/lib/xen/boot/hvmloader"
> >builder = "hvm"
> >device_model = "/usr/lib64/xen/bin/qemu-dm"
> >disk = 
> >["phy:/dev/disk/by-path/ip-10.20.30.1:3260-iscsi-vsp:1070-lun-1,hda,w","tap:aio:/opt/vservers/isos/rescue,hdc:cdrom,r"]
> > 
> >
> >memory = 2048
> >maxmem = 2048
> >vcpus = 4
> >cpu_weight = 1
> >acpi = 1
> >apic = 1
> >vif = [ "mac=00:16:3e:c1:a2:a3" ]
> >boot = "c"
> >vnc = 1
> >vncdisplay = 111
> >vncpasswd = "1234"
> >keymap = "it"
> >usbdevice = "tablet"
> >on_poweroff = 'destroy'
> >on_reboot = 'restart'
> >on_crash = 'restart'
> >
> >
> >What can i check ?
> >
> >Thanks
> >Marco
> >
> >
> >_______________________________________________
> >Xen-users mailing list
> >Xen-users@xxxxxxxxxxxxxxxxxxx
> >http://lists.xensource.com/xen-users
> 
> Hi,
> Some news...... rolled back the machine to Xen 3.3.1,
> problem disappear, maybe the 3.4.1 is not so stable at the moment, or 
> maybe its a problem with qemu......
> 
> Anyone knows something about that ?
> I see that in the bugzilla there's some qemu-related bugs opened in the 
> 2007 and never closed (!!!)
> 

Xen 3.4.1 has a known bug in qemu-dm which causes HVM guests leak memory
on IO operations and/or crash.

There are patches available.. in xen-devel archives.

-- Pasi


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-users

<Prev in Thread] Current Thread [Next in Thread>