Nahum Shalman

Mission, Technology, Culture, Compensation

A few weeks back I needed to migrate an entire ZFS pool from one machine to another. I used raw send to keep the stream compressed, and I used mbuffer to smooth out the send/receive (see the reference link at the bottom) First,

Just a heads-up that I have to migrate my domain off of the JPC and there will probably be a downtime of my blog and other services for an unknown duration (though I'll do my best to keep it as short as possible) to

Motivation There are a lot of blog posts and wiki pages about how to set up Wireguard, but I still had to do a bunch of trial and error to come up with a configuration that worked for me. I have two goals: Secure

Message from 2018: I was going through my blog post drafts and found this post. I've made few small tweaks to it that seem to be what I was hoping to add before publishing. If you've ever wanted to replace your SSH access to

This is a follow up to my previous post outlining my chromebook setup. I managed to get IPMItool to compile in my Termux environment. Here's how you can too. (So far I've only been able to get this to work on an x86 Chromebook,

A chromebook you say? I've been in need of a new personal laptop for a while and inspired by this post from @kennwhite I decided that I would get a Chromebook. I put a couple of different models on a wishlist including the one

The first VM I wanted to build was OmniOS 014. While the system was able to see a virtio disk, the installer was not, so I did the initial installation on a virtual IDE drive. JSON spec for the installation VM: { "alias"

I was doing some work on my Python bindings for libusdt which reminded me about how annoying it is when DTrace isn't working. The solution (as I noted here) is pretty simple: Reboot into Recovery Mode (hold down ⌘R during boot) Launch a shell

If you run an illumos distribution that uses beadm (e.g. OmniOS) in production, you may have run into illumos bug #5943. As you might imagine, we at OmniTI run a lot of OmniOS systems. Recently a machine was being upgraded and on reboot

Someone was asking about this on IRC This is mostly for myself for later: hidden_in_snaps(){ bc -l <<<"( $(zfs list -H -p -o usedsnap ${1}) - $(zfs list -H -p -t snapshot -r -d 1 -o used ${1} | awk

I've been outed on Twitter: Thanks to some awesome work from @nahumshalman, we'll soon have a PXE bootable #NixOS installer! https://t.co/WHHwP1Bm5i — Charles Strahan (@charlesstrahan) April 21, 2016 I've been working on this pull request for the past couple

Just a quick note that Mistify is being rebranded as Cerana. I'm busy getting settled into my new team and having a great time. You can be sure I'll either be posting here or at least linking from here over to more information as