Category Archives: virtualization

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

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

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

F5 opens second International Technology Center in London

Very cool. Presided over by my friend and the VP of our group, Erik Giesa. Notably lacking is the inclusion of a picture of Steve Mitchell’s smiling face. The first of our ITCs is here in Seattle. We’ve got some … Continue reading

Posted in F5, F5 Networks, friends, Hardware, Networking, security, virtualization, work | Leave a comment

Load balancing SIP across Asterisk with BIG-IP

Topology Participating hosts * 1x BIG-IP VE * 1x Debian Squeeze “Provisioning Server” serving DHCP, TFTP & DNS * 3x Nortel/Avaya 1120E hard phones flashed to SIP1120e04.01.13.00 * 2x Debian Squeeze + digium asterisk packages: $ grep asterisk /etc/apt/sources.list deb … Continue reading

Posted in Databases, ESXi, irc, mysql, Networking, open source, Telephony, virtualization, work | Leave a comment