Re: [CentOS-virt] Domain0 with Kernel 2.6.18-92.1.22.el5xen fails toboot Guests with Kernel 2.6.18-164.el5xen

2009-11-09 Thread Hildebrand, Nils, 232
Hi, where does you root-device reside on? Do you use sda or hda? Can you post your DomU-config (without comments) here? What messages do you get before LVM complains? It might be that you don't have the rigth drivers in your DomU-initrd (any more)... Kind regards, Nils -Original

[CentOS-virt] XEN and RH 6

2009-11-09 Thread Hildebrand, Nils, 232
Hi, my local RH-salesman told me that rh6 will be based on a mix of Fedora 11/12 - so I hope for the best. At the moment I am stuck with SLES (currently 10) on our Dom0-servers, since it has the newer XEN-version. I would love to move to RH or CentOS with my Dom0s... Kind regards Nils

Re: [CentOS-virt] Migrating from KVM to XEN - kernel panic

2009-11-09 Thread Christopher G. Stach II
- Christopher Hunt dharmach...@gmail.com wrote: This brings me back to suspecting the problem is in the different file structures. I'm still trying to wrap my head around the other replies in this thread. mkinitrd in dom0 with xenblk and xennet and use that new initrd for the guests.

Re: [CentOS-virt] Migrating from KVM to XEN - kernel panic

2009-11-09 Thread Christopher Hunt
Pasi, Thanks very much for the tip. That did give me some additional information: Scanning and configuring dmraid supported devices Scanning logical volumes Reading all physical volumes. This may take a while... Activating logical volumes Volume group virt01vg00 not found Creating root

Re: [CentOS-virt] Migrating from KVM to XEN - kernel panic

2009-11-09 Thread Christopher Hunt
Well that was more helpful than I could reasonable hope for but alas, the error didn't change much: device-mapper: dm-raid45: initialized v0.2594l Waiting for driver initialization. Scanning and configuring dmraid supported devices Scanning logical volumes Reading all physical volumes. This may

Re: [CentOS-virt] Migrating from KVM to XEN - kernel panic

2009-11-09 Thread Christopher G. Stach II
- Christopher Hunt dharmach...@gmail.com wrote: Found volume group vg00 using metadata type lvm2 ## this is the VG on the KVM host Volume group virt01vg00 not found ## this is the VG on the XEN host mkinitrd is getting this from your dom0's /etc/fstab. sed 's/virt01vg00/vg00/g'

Re: [CentOS-virt] Migrating from KVM to XEN - kernel panic

2009-11-09 Thread Christopher G. Stach II
- Christopher Hunt dharmach...@gmail.com wrote: I've updated accordingly, and now am getting a brand new file system issue: Waiting for driver initialization. Scanning and configuring dmraid supported devices Creating root device. Mounting root filesystem. mount: could not find

Re: [CentOS-virt] Migrating from KVM to XEN - kernel panic

2009-11-09 Thread Christopher Hunt
ugh after doing inglorious battle, I return. It's definitely situation (1). The error messages haven't changed. Inside the init file, should the paths references be from the point of view of Dom0? lvm vgchange -ay --ignorelockingfailure vg00 resume /dev/vg00/swap00 echo Creating root

Re: [CentOS-virt] Migrating from KVM to XEN - kernel panic

2009-11-09 Thread Christopher G. Stach II
- Christopher Hunt dharmach...@gmail.com wrote: ugh after doing inglorious battle, I return. It's definitely situation (1). The error messages haven't changed. Inside the init file, should the paths references be from the point of view of Dom0? This is the initrd, running in the

Re: [CentOS-virt] CentOS-5.4, KVM, QEMU, Virt-Manager and kvm-qemu-img

2009-11-09 Thread Kai Schaetzl
James B. Byrne wrote on Mon, 9 Nov 2009 16:23:55 -0500 (EST): Lastly, why is qemu 4.5M but kvm-qemu-img is only 125K? I would assume it's just the module that works on image files. AFAIK, you don't need qemu if you have KVM. The same way you don't need KVM if you use Xen ... Kai -- Kai

Re: [CentOS-virt] CentOS-5.4, KVM, QEMU, Virt-Manager and kvm-qemu-img

2009-11-09 Thread James B. Byrne
On Mon, November 9, 2009 20:31, Kai Schaetzl wrote: James B. Byrne wrote on Mon, 9 Nov 2009 16:23:55 -0500 (EST): Lastly, why is qemu 4.5M but kvm-qemu-img is only 125K? I would assume it's just the module that works on image files. AFAIK, you don't need qemu if you have KVM. The same way

Re: [CentOS-virt] CentOS-5.4, KVM, QEMU, Virt-Manager and kvm-qemu-img

2009-11-09 Thread James B. Byrne
On Mon, November 9, 2009 20:31, Kai Schaetzl wrote: I would assume it's just the module that works on image files. AFAIK, you don't need qemu if you have KVM. The same way you don't need KVM if you use Xen ... The rpm package note for kvm-qemu-img says this: Summary : Qemu disk image