I have been running a crypto-currency mining rig on the Linux based ethOS distro for quite some time now. While I realize that ethOS is problematic license-wise, it’s still a great distro to get a mining rig up and running in almost no time. The Nvidia GPUs in my rig are well tuned to operate …
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BitBar has been around for a while but I didn’t notice it until I wanted to display crypto currency rates (who isn’t into crypto these days :)) on my macOS menu bar. BitBar is as simple as it can get: it takes the output from a shell script and displays the result on the menu …
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A commenter recently asked if I had any USB 3.0 related issues with my Gigabyte Z97X-UD5H equipped Hackintosh. Since every USB port was working out of the box I thought everything was fine. However, having a closer look at the USB section in macOS Sierra’s System Information revealed that none of the USB 3.0 ports were …
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Wouldn’t it be nice if cron’s daily, weekly and monthly jobs could be run with a slight offset? At least that’s what I thought when 20+ servers were hitting my backup infrastructure at once. The scripts in /etc/cron.daily, /etc/cron.weekly and /etc/cron.monthly are triggered directly from crontab at fixed times. Here’s what /etc/crontab looks like in …
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PowerDNS has been powering authoritative DNS lookups to this web site for quite a while now. It’s such a remarkable piece of software. Here’s how to create a daily statistics report for PowerDNS. Put the lines below in /etc/cron.daily/powerdns-report: #!/bin/sh /usr/bin/curl -s localhost:8081 | mail -s “$(echo “PowerDNS Daily Report\nMIME-Version: 1.0\nContent-Type: text/html”)” root Make sure the …
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