November 2009

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23 discussions - 199 posts

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41
[CentOS-virt] Fedora 12 2.6.31.5-127.fc12 domU on CentOS 5.4 2.6.18-164.6.1.el5xen fails to boot

Doing a kickstart install of Fedora 12 results in a non-bootable image. Traceback (most recent call last): File "/usr/share/virt-manager/virtManager/engine.py", line 498, in run_domain vm.startup() ...

Charles J Gruener
Nov 23, 2009 at 8:41 pm
Mar 10, 2010 at 10:31 am
16
[CentOS-virt] Live migration and DRBD

Hi folks I deploy a two Dell PowerEdge T300 to test Virtualization with kvm+drbd+heartbaet. The KVM drbd and heartbeat work properly. However, I have doubt!! When the primary node has down, the ...

Gilberto Nunes
Nov 30, 2009 at 3:53 pm
Dec 2, 2009 at 12:38 pm
16
[CentOS-virt] Controlling allocation of ethernet devices and KVM

Running Centos 5.4 with KVM on a Dell R610 server and I'd like to control which of the four ethernet interfaces are used for specific tasks My ideal configuration would be eth0 - Host traffic only, ...

Steven Ellis
Nov 27, 2009 at 1:02 am
Nov 30, 2009 at 4:14 am
15
[CentOS-virt] CentOS-5.4, KVM, QEMU, Virt-Manager and kvm-qemu-img

What is the correct combination of packages to configure and manage VMs via virt-manager undet CentOS-5.4? If I use qemu then while virt-manager works I obtain SELinux alerts with respect to the ...

James B. Byrne
Nov 9, 2009 at 9:23 pm
Nov 11, 2009 at 12:39 am
14
[CentOS-virt] Migrating from KVM to XEN - kernel panic

First let me say that I'm not a sysadmin, but am simply wearing that hat this week so please excuse my ignorance. I need to temporarily move some virtual servers from a CentOS-KVM platform to a ...

Christopher Hunt
Nov 6, 2009 at 7:49 pm
Nov 10, 2009 at 9:35 am
10
[CentOS-virt] img partitioning & swap

Hello everyone, I am moving a 2 node cluster from XenServer + iSCSI with lvm to CentOS 5.4+Xen on NFS using .img files. What do you guys use for your partition scheme for .img files? I see examples ...

Adam
Nov 1, 2009 at 2:29 am
Nov 1, 2009 at 7:10 pm
9
[CentOS-virt] Xen domU default gateway missing/ARP table full

I have been trying to figure out why my domU NIC becomes unreachable (could not even ping) at various times. (Normally when the server was trying to update clamav from the various busy mirrors at ...

Ken Bass
Nov 18, 2009 at 4:39 pm
Nov 20, 2009 at 9:12 am
8
[CentOS-virt] Question - Xen host, DHCPD and guest VMs

I have a question about a Xen host that runs dhcpd and installing guest/running guest VMs on that host (that use DHCP)... On other hosts or hosts running VMs, they are absolutely able to get DHCP ...

Scot P. Floess
Nov 6, 2009 at 3:26 pm
Nov 6, 2009 at 6:02 pm
6
[CentOS-virt] Virsh shutdown all command?

Hello: Is there a command in virsh to shutdown all domains? I can do one at a time, but that is untenable for a large number of domains. Thanks, Neil -- Neil Aggarwal, (281)846-8957, ...

Neil Aggarwal
Nov 13, 2009 at 12:34 am
Nov 25, 2009 at 9:24 pm
4
[CentOS-virt] steadily increasing/high loadavg without i/o wait or cpu utilization

Hi all, I just installed centos 5.4 xen-kernel on intel core i5 machine as dom0. After some hours of syncing a raid10 array (8 sata disk) I noticed a steadily increasing loadavg. I think without ...

Günter Zimmermann
Nov 20, 2009 at 8:13 am
Nov 20, 2009 at 12:32 pm
3
[CentOS-virt] Unknown boot option `pciback.hide=(09:04.0)': ignoring

Good morning, I need to use pciback.hide to hide a pci card because I want to pci passthrough that card to a domU. My hardware neither supports Intel-Vt-d nor AMD's IOMMU. Unfortunately this doesn't ...

Günter Zimmermann
Nov 24, 2009 at 5:02 am
Nov 25, 2009 at 12:51 am
2
[CentOS-virt] What kernel source and how to download it

Hi all, I am running CentOS 5.3 under xen on a VPS machine (so I have a limited control on the machine) I am playing with openswan and KLIPS and I need to build the ipsec.ko kernel module. I would ...

Mauro Gatti
Nov 26, 2009 at 12:44 pm
Nov 27, 2009 at 10:58 am
2
[CentOS-virt] virt-manager issues?

Hi, A short while ago I renamed two VMs by shutting them down, lvrenaming the storage devices and adjusting the storage path and vm name using "virsh edit". This works fine so far and "virsh list" ...

Dennis J.
Nov 23, 2009 at 4:26 pm
Nov 24, 2009 at 3:43 am
2
[CentOS-virt] Xen pci passthru problems with kernel -164.6.1

I previously reported this on the centos mailing list: http://lists.centos.org/pipermail/centos/2009-November/085672.html And I've found out that Red Hat has backported the VT-d support from Xen 3.3 ...

Miguel Di Ciurcio Filho
Nov 10, 2009 at 3:57 pm
Nov 10, 2009 at 8:38 pm
1
[CentOS-virt] Shell command to list cpu usage for KVM guests?

Hello: I am looking for a way to check CPU usage for KVM guests. I see that capability in virt-manager, but that would require me to install a GUI on the host. Is there a simple report from a command ...

Neil Aggarwal
Nov 25, 2009 at 6:48 am
Nov 25, 2009 at 7:16 am
1
[CentOS-virt] Do not see domain0 on virt-manager...

Hi folks... I see a think realy stranger here... I have two node with centos 5.4 and running xen on both nodes. On node-0 when i run virt-manager, I do not see Domain0 but when I run virsh list, I ...

Gilberto Nunes
Nov 4, 2009 at 1:38 pm
Nov 5, 2009 at 10:06 am
1
[CentOS-virt] DomU second /29 on eth0

Hi, I have a question that relates to adding additional IP's to a Xen guest. Do I need to do anything at the Dom0 level to add a /29 to a DomU that has an IP from Dom0's /29? I certainly hope that ...

Tracy Phillips
Nov 3, 2009 at 6:17 am
Nov 3, 2009 at 4:22 pm
0
[CentOS-virt] dom0 hangs when rebooting debian lenny domU

Dear all, I have a reproducible issue with centos54 dom0 and debian lenny domU using pygrub. As far as I enter "shutdown -r now" in the running Debian Lenny DomU the whole system hangs. Keyboard is ...

Günter Zimmermann
Nov 25, 2009 at 6:34 am
Nov 25, 2009 at 6:34 am
0
[CentOS-virt] Endless reboot of Solaris 10 under KVM

Hi, in order to test a future deployment of our apps on Solaris, I tried to virtualize Solaris 10 (update 7) in KVM. It installed fine but afterward it keep rebooting: reboot - GRUB - reboot - GRUB ...

Mathieu Baudier
Nov 21, 2009 at 8:13 am
Nov 21, 2009 at 8:13 am
0
[CentOS-virt] xen host system capacity utilization

Hi, I'm wondering what the proper way is to determine the utilization of host resources when running a couple of VMs. I know xentop but the man-page isn't exactly helpful in explaining what the ...

Dennis J.
Nov 18, 2009 at 3:14 pm
Nov 18, 2009 at 3:14 pm
0
[CentOS-virt] virsh autostart: cannot set autostart for transient domain

Hello all, I'm running a newly installed CentOS 5.4 KVM host and am running into problems setting guests up to autostart. Has anyone seen and/or overcome this issue? [root at virt04 ~]# virsh ...

Christopher Hunt
Nov 13, 2009 at 12:39 am
Nov 13, 2009 at 12:39 am
0
[CentOS-virt] Windows Server 2008 x86_64 guest with XEN on CentOS 5.3

Hi all, I'm trying to run Windows Server 2008 x86_64 on XEN, but I have a problem... The instalation works fine, but at the first reboot after instalation I get an "Stop 0x0000007E" error. Please, ...

Sergio Cioban Filho
Nov 4, 2009 at 10:54 am
Nov 4, 2009 at 10:54 am
0
[CentOS-virt] Redhat 7.3 as Centos 5 domU

Hello, What is the simpliest way to run Redhat 7.3 server as CentOS 5 domU? I see that Xen emulates Intel PIIX ATA controller for HVM domUs but latest kernel of Redhat 7.3 (2.4.20-20.7smp) has no ...

Mindaugas Riauba
Nov 2, 2009 at 12:56 pm
Nov 2, 2009 at 12:56 pm