Category Archives: virtualization

Relatively high sustained rates detected along I-405

$ scp moonunit.colliertech.org:/mnt/downloads/sh1-disk-20140420T070034.xz . cjac@moonunit.colliertech.org’s password: sh1-disk-20140420T070034.xz 76% 534MB 11.1MB/s 00:14 ETA Come on little internet! You can do it! You can push 100Mbit! I remember when this was the fastest I could send data across my LAN. Not bad … Continue reading

Posted in debian, F5, kvm, network saturation, Networking, performance, proliant, xen | 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

Windows is *still* loading files

I’m moving the active directory server off of hardware on to the hypervisor. I think if I boot the drive as USB I can install the virtio disk drivers on the system. Fingers crossed! Only thing is that this first … Continue reading

Posted in colliertech, debian, Hardware, kvm, libvirt, linux, microsoft, performance, proliant, Software, virtualization, wheezy, Windows | Leave a comment

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