Displaying 20 results from an estimated 1000 matches similar to: "Pardon me for possibly dumb question but...."
2008 Jan 28
6
Xen Virtual Console xvc (Was: Re: Pardon me for possibly dumb question but....)
Thread stealing is not nice, even if the subject is generic.
> Related question - what physical device does /dev/xvc0 refer to? What can
> I
> connect to get to the agetty running on this device?
>
xvc0 is a xen virtual console and does not correspond directly to a physical
device that I am aware of.
Yves-Gaël Chény seemed to have answered the second part of the question:
>
2007 Jul 09
2
Problem with network performance
Hello,
We are trying to deploy our new ldap servers infrastructure with
virtual servers running with xen. So we have installed two debian (etch)
virtual machines under different domU''s (domUs are debian etch two). We
are using bridge networking in xen, with default init scripts.
In our test environment, these servers are working fine. But we are
having problems with these new servers
2007 Oct 25
1
pci passthrough
Hi,
I want to use xen in a cluster, I have qlogic FC cards in the server, and
want to use pci passthrough to make it available to the domU nodes.
In case of a failover, two or more virtual nodes will run on the same dom0.
Will it work to share a physical device on more than one domU node, or will
the first one have an exclusive lock on it?
kind regards
Sebastian
2007 Apr 17
4
WIN NT / WIN98 HVM
Hi there,
i have trouble with Win NT 4 and WIN98 in XEN DomU when i will install.
WinNT says on Hardware detect:
# i can find graficadapter, install fails, please reboot ...
And Win98 starts in shell an says:
# no valid cdrom drivers selected ....
My install Disks are ISO Files, my Config:
disk = [ ''file:/path/windisk.img,ioemu:hda,w'',
2007 Sep 18
2
Windows2003 P2V migration, need help creating a shrunken disk image.
I have a windows server with a 250G drive
the drive is partitioned as follows.
partition 1: dell utility partition
partition 2: fat32 windows c: partition
partition 3: extended partition
partition 5: logical NTFS partitition.
NTFS partition was setup with 220G. but only
about 18G was being used, so i shrank NTFS down to 50G.
now i want to make a drive image to create a HVM domain.
how can
2007 May 22
4
Full Screen Error
Hi,
I''m trying to get a WinXP guest to appear full screen on my RHEL5 system.
I do the following:
[root@mybox ~]# /usr/sbin/xm create /etc/xen/winxp.hvm
Using config file "/etc/xen/winxp.hvm".
Error: Errors were found at line 190 while processing /etc/xen/winxp.hvm:
full-screen=1
winxp.hvm will "work" just fine if I comment out the full-screen line,
2007 Jul 05
9
Limit i/o capacitiy?
Hi all
Is there any way to limit the network i/o capacity of virtual machine
somehow? Say, I want a domU with id 1 to consume at much 0.5 MB/s of
host''s bandwidth. Is it possible?
Artem Pervin
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2007 Mar 24
3
USB printer not working in a Linux domU
I am trying to get a USB printer to work in a Linux domU. I am using Xen
3.0.3 and the Xen Linux kernel 2.6.16.40. I have hidden the USB controller''s
PCI devices from dom0 and exported them to domU, and build the domU kernel
with the necessary device support. When I boot the xenU kernel, it lists an
error from the USB printer class code that allocating a write buffer failed.
This is an 8k
2007 Mar 12
16
booting an ISO inside Xen (full virt)
Hi list,
I''m using Dom0 gentoo with xen 3.0.4 and xenman. I have several DomU working and it is really nice :)
so all my DomUs are installed with disk images. Now i want to use an ISO to boot and install a linux system (or win).
When i try to boot the DomU i dont have nothing, nothing relevant (for me) in logs and i can connect to the console. The state of the DomU is unknow. Any help
2008 Jun 07
56
Unable to create more than 1 VM
Hi,
I have already set up a VM that can access the network using the NAT mode.
The problem I have is that I''d like to create another VM that also has
access to the network. The problem I get is that when a VM is started,
the other one will refuse to start. Actually it starts, but when I
want to "xm console" into it I get the following error message:
"xenconsole: Could not
2008 Aug 23
7
Bridge Networking stops working at random times
Supermicro X7DWN+, XEON 5410, Centos 5.2, Xen 3.2.1
At what looks like random times network traffic over xen bridge stops
working, the only way I found to fix it is a reboot. This sometimes takes
10 min, other times it may be up for 10 days. This happened with default
xen that comes with RedHat EL 5.2 as well as a default install of Fedora
8.
Any ideas?
><>
Nathan Stratton
2008 Jan 26
1
How come tap:aio doesn''t work?
Hi,
xen-3.0.3-41.el5 on RHEL5.1
I''m trying to use tap:aio thusly:
disk = [ ''file:/var/lib/xen/images/webmail.golden.net.img,hda,w''
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2007 Dec 17
1
Xen console hangs
Hello,
I''m running XEN 3.0.3 on RHEL5 2.6.18-53.1.4.el5xen. I used to start the
vm with "xm create myvm -c". I see the boot during a couple of second,
then, it freeze.
The console is freezed, not the vm, a couple of second later, I can ssh
the vm without any problem.
"xm console myvm" also display a freezed state. This is an extrat of the
console :
# xm
2010 Apr 29
9
illegal root login on `hvc0''
Hi,
I''m running Xen 4 on Slack64. I haven''t console login prompt to domU until
I changed xvc0 to hvc0 on /etc/inittab file. No I have access to login but
whenever I try to login I get this error from /var/adm/secure file
root@darkstar:/var/adm# cat secure
Apr 28 22:49:22 darkstar login[1286]: ILLEGAL ROOT LOGIN on `hvc0''
Apr 28 22:49:45 darkstar last message repeated
2008 Sep 01
10
Unable to xm console in a running domU
Hi list,
I am running a virtualized server. Dom0 uses Xen 3.2.1 with Debian
Etch and a custom kernel 2.6.21 created by my webhosting company.
I install my domU using debootstrap for a Debian Etch with
2.6.18-6-xen-amd64 kernel. Everything works well except the fact that
once the VM is started I cannot "xm console" into it. It only works
while it is booting and while it is shutting
2008 Jan 24
5
Can''t boot from ISO image...
Hi,
I''ve been trying to boot from a RHEL4 install iso without much luck
(the xen way).
The Host is:
RHEL 5.1
xen-3.0.3-41.el5
Here is my guest config:
# -*- mode: python; -*-
#============================================================================
# Python configuration setup for ''xm create''.
# This script sets the parameters used when a domain is created using
2007 May 23
2
xen remote console and multiple admins
Hello,
I''m enjoying my Xen quest very much thus far.
Q: How does one handle the situation of multiple
root users on dom0
trying to `xm console'' to the same guest?
I was unable to use the virtual console at all until I
added a line to
inittab for agetty to spawn on xvc0. Now I''m not sure of
an elegant solution
for supporting multiple consoles (possible?), or even
2008 Jan 23
2
VNC port confusion
Hi,
I''m trying to figure out how XEN decides which VNC port a particular
VM will associate with. From what little there is in the
documentation, it indicates that XEN will choose 5900+DomainID. From
experience, this doesn''e seem to happen. When I start a guest domain,
and do "xm list" its domainID shows as "22", however, when I netstat
-a , it shows listening
2006 Aug 18
4
[PATCH] Paravirtual framebuffer use xvc for xenconsole [4/6]
This is the patch from Amos Waterland for the xenconsole to
use /dev/xvc0 instead of taking over ttys. I''ve fixed a few places
which needed to check for XVC mode in addition to serial mode. Also,
until LANANA responds with an official minor, I''ve adjusted it to use
char 250/187 (in the experimental range) as opposed to 204/187
Signed-off-by: Jeremy Katz
2007 Nov 30
6
Why ''xm console'' not works sometimes?
Hello,
I''m using Red Hat AS 5 with Xen 3.0, and sometimes ''xm console'' does not
work, the most of times when I''m trying to connect one full-virt machine
with different arch from server, for example:
[root@xen-5 ~]# xm list
Name ID Mem(MiB) VCPUs State Time(s)
Domain-0 0 1933 8