Category Archives: xen

I’m back on the internet 6 it seems.

cjac@foxtrot:/usr/src/deb/strongswan-5.1.0$ ping6 -c 5 google.com | tail -3 — google.com ping statistics — 5 packets transmitted, 5 received, 0% packet loss, time 4004ms rtt min/avg/max/mdev = 65.235/74.957/103.039/14.122 ms go go gadget ipsec

Posted in colliertech, debian, ipsec, linux, Networking, rate limiting, traffic shaping, virtualization, xen | Leave a comment

Vacation Tasks

So, I’m taking vacation this week and next. Here’s a (partial) list of tasks that are left to do: Visit BC for NANOG 55 Work with Threshold Communications to verify interop is working as well as it seems to be … Continue reading

Posted in abuse, ajax, asterisk, C.J. Insider, colliertech, debian, dns, F5, feds, Free Software, freenode, government, Hardware, irc, kvm, libvirt, linux, military, Networking, performance, perl, quagga, Software, storage, Telephony, virtualization, washington, wireless, xen | 1 Comment

UW Hypervisor looks stable

The new hardware looks like it’s reliable. The one I swapped out 10 days ago crashed every 3 days or so for reasons I couldn’t discern. I changed that one for a spare I had laying around and have been … Continue reading

Posted in Academia, blog, colliertech, debian, Hardware, linux, Networking, PRCCDC, proliant, security, virtualization, xen | Leave a comment

Migrating VMs from pure paravirt hypervisor to hvm-capable hypervisor

I’m also changing all of my disk layouts from being block devices per each guest partition to one block device hypervisor side per each /dev/xvd* guest side. The block devices all live on a single storage server and are being … Continue reading

Posted in debian, Free Software, Hardware, kvm, linux, Networking, perl, Software, virtualization, xen | Leave a comment

Replaced hypervisor

The system which was hosting this blog had a tendency to go down every few days. I swapped it out for a spare yesterday. Let’s see if it stays up. The hypervisor hosts this web server, a mysql server and … Continue reading

Posted in blog, C.J. Insider, colliertech, debian, Hardware, linux, mysql, Networking, pgp, proliant, security, virtualization, xen | Leave a comment

xend xml parsing failure – solution

I got this error when starting xend after a filesystem crash: [2011-12-09 11:05:04 5590] ERROR (SrvDaemon:349) Exception starting xend (not well-formed (invalid token): line 3, column 0) It sounded like an XML parsing error, but the stack trace in the … Continue reading

Posted in debian, linux, python, xen | Leave a comment

And with that, the keyserver is back online

http://keyserver.colliertech.org:11371/pks/lookup?search=0xBA27A83C&op=vindex Go go gadget interwebs. Now to sync back up and get into good standings on the status page.

Posted in Berkeley DB, colliertech, Databases, Free Software, linux, Networking, pgp, security, xen | 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

John Hodgman is using software that I helped to write

A recent blog post by The Hodg Man mentions that he uses (AND ENJOYS) a product I’ve helped to build. Yay. *** FULL DISCLOSURE NUMBER TWO FAITHFUL READERS OF THIS IMITATION BLOG know that, having crashed my own website repeatedly … Continue reading

Posted in ajax, blog, html, javascript, linux, Networking, perl, Software, virtualization, web 2.0, 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