Category Archives: lvm

Bringing the VMs back online

okay. New hypervisor hardware. Switching from xen to KVM. I took a snapshot of the xen partitions and moved them to a holding location during migration. I am now imaging these partitions to the LVM block devices: calcifer:/home/cjac# for guest … Continue reading

Posted in debian, kvm, lvm, Networking, proliant, virtualization | 6 Comments

This is getting serious.

I might have to visit the HP on which I recently upgraded the iLO firmware… Maybe it would be good if the family visited Seattle. cjac@foxtrot:~$ ps auwx | grep ‘ping ad0.colliertech.o’ cjac 8411 0.0 0.0 10692 920 pts/8 S+ … Continue reading

Posted in asterisk, colliertech, debian, Hardware, ipsec, java, kvm, linux, lvm, Networking, production, proliant, virtualization, wheezy | Leave a comment

AD Physical to Virtual conversion… Continued!

So I wasn’t able to complete the earlier attempt to boot the VM. Something to do with the SATA backplane not having enough juice to keep both my 6-disk array and the w2k8 disk online at the same time. I … Continue reading

Posted in debian, kvm, libvirt, lvm, microsoft, qemu, Software, virtualization, wheezy, Windows | Leave a comment

Ohai! It looks like I’m back online!

I’m working on my disk array today. The plan is to take the data off of a 6-disk RAID-6 and put it onto three 4-disk RAID-4s.

Posted in debian, F5, Free Software, linux, lvm, storage, virtualization | 7 Comments

A sonnet for kpartx

yeah, I don’t have one, but someone should write one.

Posted in kvm, libvirt, lvm, qemu, virtualization | Leave a comment

Building libvirt on CentOS5 (incomplete)

Much thanks to Brett for the pointers on rpm-fu. http://grantmcwilliams.com/index.php?option=com_content&view=article&id=229: $ sudo yum install \ xen-devel \ xhtml1-dtds \ hal-devel \ libpcap-devel \ cyrus-sasl-devel \ parted-devel \ numactl-devel \ avahi-devel \ slang-devel \ libvolume_id-devel \ openldap-devel # device-mapper-devel \ # … Continue reading

Posted in centos, debian, kvm, libvirt, linux, lvm, qemu, ubuntu, virtualization, work, xen | Leave a comment

AoE root for KVM guests

Intro So. I’m trying to get familiar with libvirt and friends. To this end, I’ve set up a Lucid virtual machine booting from PXE into an initrd environment which does a pivot_root to an AoE block device. The #virt channel … Continue reading

Posted in debian, dns, Free Software, Hardware, irc, libvirt, linux, lvm, Networking, qemu, Software, ubuntu, virtualization, xen | 1 Comment

Sorry for the downtime

One of my servers (and co-incidentally, the one on which this blog is hosted) was down for the last week. I ran out of space on / and created a new lv to store the contents of /usr. I named … Continue reading

Posted in C.J. Insider, colliertech, Hardware, lvm, xen | Leave a comment