Deliberately Impacting Ethernet

Basic Setup

So, I was quite fortunate, for a while I got my hands on two very similar servers.

  • Motherboard: X11SDV-4C-TP8F
# dmidecode -t baseboard
# dmidecode 3.2
Scanning /dev/mem for entry point.
SMBIOS 3.1.1 present.

Handle 0x0002, DMI type 2, 15 bytes
Base Board Information
    Manufacturer: Supermicro …
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Failing Drives

Failing Drives

My very first harddrive, that is now long gone, was a 40MB 3.5" ATA drive, before it got known as PATA.

I've since had various types, PATA, SCSI, SATA and the occational SAS.

Right, disregarding that long history, I had a bunch of drives I need to …

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Bhyve Notes

Random Bhyve Notes

Ubuntu 18.04

I've found myself staring at a


With ubuntu not going anywhere..

If I did

set root=(hd0,gpt2)
set prefix=(hd0,gpt2)/boot/grub
linux /vmlinuz root=/dev/vda2
initrd /initrd.img

vda being because it's got virtio-bd, if it's using ahci …

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Poking at VXLan

Right, now what? :)

So I've heard about vxlan, lots of talk about it, kind of knew what it actually was never really found it .. tempting ..

But I figured I'd better try it and see. So I wanted to do something silly as the first thing.

First configured it between two …

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Setting up my poudriere

first we change poudriere.conf

--- poudriere.conf.sample   2018-02-15 00:54:08.000000000 +0100
+++ poudriere.conf  2018-02-21 19:40:40.959762000 +0100
@@ -9,14 +9,14 @@
 # You need at least 7GB of free space in this pool to have a working
 # poudriere.

 ### NO ZFS
 # To not …
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