Category: How To
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Clearing space on Linux /boot partition
This is kind of a “101” lesson, but it’s an issue that can really baffle Linux newbies. Ubuntu Linux, when configured to auto-update itself, will update its own kernel. That’s all fine, but the problem is that it retains the old kernel data, which can quickly build up in the standard /boot partition – a…
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Upgrading from Ubuntu Svr 11.04
I’ve been rehabilitating some of our older servers recently and came across an issue I’ve been banging my head on for a few days – namely, the inability to upgrade from Ubuntu Server 11.04. Basically, apt-get couldn’t retrieve any update files, no matter what I did (do-release-upgrade didn’t work, adding the ‘-d’ flag didn’t work,…
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Restoring Apple Hardware Test
If you find that you’re unable to boot your Mac in to Apple Hardware Test (by holding down the ‘D’ key during startup), you can restore it by downloading the correct version for your system here and then copying the hidden /System/Library/Coreservices/.diagnostics directory to the same location on your system. Also! Just discovered the Internet Recovery tool,…