Tag Archives: geek

Create MacOS Mavericks Installer

Whilst Apple’s hardware has a clever feature where you can re-install the operating system directly from the internet (essentially netboot install from Apple’s servers), it’s not always suitable if you need to install a machine on an offline connection or … Continue reading

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Installing EL7 onto EL5 Xen hosts

With RedHat recently releasing RHEL 7 (and CentOS promptly getting their rebuild out the door shortly after), I decided to take the opportunity to start upgrading some of my ageing RHEL/CentOS (EL) systems. My personal co-location server is a trusty … Continue reading

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Rescuing a corrupt tarfile

Having upgraded OS recently, I was using a poor quality sneakernet of free USB sticks to transfer some data from my previous installation. This dodgy process strangely enough managed to result in some data corruption of my .tar.bz2 file, leaving … Continue reading

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2degrees or not 2degrees?

Coming back to New Zealand from Australia, I was faced with needing to pick a telco to use. I’ve used all three New Zealand networks in the past few years (all pre-4G/LTE) and don’t have any particular reason/loyalty to use … Continue reading

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Funny tasting Squid Resolver

Squid is a very popular (and time tested) proxy server, it’s generally the go-to solution for a  proxy server in a *nix environment and is capable of providing general caching proxy services (including transparent) as well as more sophisticated reverse … Continue reading

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Thunderbolt and other Macbook hardware issues with Linux

Having semi-recently switched to a Macbook Pro Retina 15″ at work, I decided to give MacOS a go. It’s been interesting, it’s not too bad an operating system and whilst it is something I could use on an ongoing basis, … Continue reading

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Adjusting from Sydney to Wellington

It’s a been a good few months back home in Wellington, getting settled back into the city and organising catch ups with old friends. It’s also been a very busy couple months, with me getting straight back into work and … Continue reading

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Head Crash

Now that I’m back in Wellington, I’ve spent some time going through my boxes of parts relating to my server, and collected all 6 wrecked Seagate hard disks that gave me so much grief last year. My friend @macropiper took … Continue reading

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There are no seasons in the datacenter

I always like reviewing the Munin temperature graphs between my co-located server and my home server, the temperature range fluctuations in non-air conditioned rooms is always quite interesting – as much as 25 degrees Celsius over the course of the … Continue reading

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Jethro does Mac: Terminals

With a change in job, I recently shifted from my primary work computer being a Lenovo X1 Carbon running GNU/Linux to using an Apple Macbook Pro Retina 15″ running MacOS. It’s not the first time that I’ve used MacOS as … Continue reading

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