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The importance of good examples in coding and configuration files

My employer has chosen to use DataDog for some of it’s monitoring, and I have been having a really hard time getting simple process monitoring to work reliably. Turns out that the process.yaml file syntax used by DataDog agents is very dependent on Python language psutil calls, and there is quite a difference between single […]

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3rd generation Ford Focus owner/driver tips

Ford Focus, DCT transmission anomalies explained, and some useful information for 3rd generation Ford Focus owners/drivers. We’ve been reading loads of useful information and tips at: focusfanatics.com In particular – this posting makes a a LOT of sense: Ford Powershift DCT Transmission info use guide new owners look here

Trump, the GOP, and The Fall

This is absolutely brilliantly written and worded; and expresses exactly my feelings on the current election and self-destruction of the Republican party… I confess I never know if I should cheer on that self-destruction, or lament the loss of a reasonable and rational counterpoint to the Democratic party, which does need a healthy check against […]

“Trumpster Fire”

“Trumpster fire” – John Gruber knocks it out of the park again with my favorite phrase of the week when he compares the Republican National Convention to a “Trumpster fire” – awesomely apt description. http://daringfireball.net/linked/2016/07/21/nba-north-carolina http://www.urbandictionary.com/define.php?term=trumpster%20fire

Dispicable and predatory practices by corporations (Microsoft)

This is nauseating… https://www.thurrott.com/windows/windows-10/67367/upgradegate-microsofts-upgrade-deceptions-undermining-windows-10 I was annoyed by Apple’s pushy iOS 9.3.2 upgrade pressure; but this is way beyond anything Apple has done so far…

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Wow – visualizing the massive scale of global shipping is interesting

We live in amazing times indeed where planetary shipping can be visualized like this… Created by London-based data visualisation studio Kiln and the UCL Energy Institute

Adding a MediaWiki to BananaPi

In previous post I covered how to stand up CentOS 7 on BananaPi: http://blog.scottnolan.org/2016/03/16/bananapi-server-running-centos-7-linux/ This is how to add Apache, PHP, MariaDB and MediaWiki to a BananaPi. Install a bunch of software: yum -y install httpd php php-mysql php-gd php-xml mariadb-server mariadb First, set up the database: systemctl start mariadb mysql_secure_installation disable anonymous users enforce […]

Caching BIND name server on BananaPi

I previously covered how to install CentOS 7 Linux and NTPD on BananaPi here: http://blog.scottnolan.org/2016/03/16/bananapi-server-running-centos-7-linux/ This post is how to install BIND name server for caching DNS on BananaPi. Install and enable the BIND software: yum -y install bind bind-chroot systemctl enable named.service Go get a root hints file: yum -y install wget wget –user=ftp […]

BananaPi server running CentOS 7 Linux

I enjoy tinkering with small, energy-efficient servers. My latest toy is a LeMaker BananaPi (RaspberryPi clone, but with eSATA and gigabit ethernet). Grab a CentOS 7 for ARM image from http://mirror.centos.org/altarch/7/isos/armhfp/, mine happens to be CentOS-Userland-7-armv7hl-Minimal-1511-BananaPi.img Stuff that onto an SD card (mine is 16GB, but this should work even smaller) using dd commands. Insert […]

Splunk Forwarder on BananaPi

I have been tinkering with a nifty little RaspberryPi clone made by Lemaker and called BananaPi (basically a RaspberryPi model B with 1 gigabyte memory, eSATA connector, and gigabit ethernet). It’s the size of a deck of playing cards in it’s clear acrylic case, and runs CentOS 7 Linux server operating system. I have it […]