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Hi, I'm William.

These documents might help you decide if I'm the right man for the job:


I keep some notes about computer stuff that might interest you.

Some recent notes

  • Cloud vs Cloud vs Physical - Benchmarking cloud & server performance with PerfKitBenchmarker These days many companies provide cloud services. From the big players like Amazon (AWS), Google (GCP), and Microsoft (Azure), to the smaller ones, to the traditional hosting companies. The multitude ...
    Posted Jul 30, 2016, 2:51 PM by William Shallum
  • Generating Certificate Requests (CSRs) on Windows I use Windows. If I want to generate a CSR using OpenSSL it is easy and there are lots of guides on the Internet you can copy commands from. In ...
    Posted Apr 9, 2016, 10:41 PM by William Shallum
  • Disabling gnome-keyring-daemon SSH agent on MATE Desktop The mate-session-manager starts gnome-keyring-daemon by default with all components enabled, including the SSH agent. This is less than optimal since the SSH agent lacks a lot ...
    Posted Feb 26, 2016, 5:33 AM by William Shallum
  • Android One Rdio download to SD card Since my Android One phone has limited external memory, I thought buying a 16GB MicroSD card would help. I was wrong.Having not used Android since the Gingerbread days, the ...
    Posted Aug 21, 2015, 10:47 AM by William Shallum
  • 32 bit golang Trace/Breakpoint trap: modify_ldt ENOSYS If you're like me: a bit too cheap to get a large VPS and too miserly to waste limited RAM by using a 64 bit OS you may run ...
    Posted Aug 4, 2015, 9:06 AM by William Shallum
  • Docker on LVM Thin Pool These are notes on how to run docker on top of an LVM thin pool, which is nice if your system already has LVM and you have some spare space ...
    Posted Jul 25, 2015, 12:24 AM by William Shallum
  • UEFI Linux Install on Acer Aspire ES1-111M Some notes on installing Linux (in Insecure[*] UEFI boot mode) on this Acer netbook. If you are trying to do this, you should know what you're doing, so these ...
    Posted Jul 5, 2015, 1:16 AM by William Shallum
  • xrandr Set Default Scaling Mode Among other annoyances, the TV monitor does not react well (displays a fringing effect between high contrast areas) when the xrandr scaling mode is set to Full (using the nouveau ...
    Posted Jul 5, 2015, 1:17 AM by William Shallum
  • Minimal Apache Configuration The default Apache config file is huge (and heavily commented) compared to e.g. nginx. How small can you make the config file if you just want to get it ...
    Posted Jul 5, 2015, 1:18 AM by William Shallum
  • SELinux and LD_PRELOAD (or: testing TokuDB on Percona Server) I was testing TokuDB on Percona Server 5.6 in a VM running CentOS 6. The OS has SELinux enforcing. Instructions for installing are here: http://www.percona.com/doc ...
    Posted Sep 18, 2014, 11:02 PM by William Shallum
Showing posts 1 - 10 of 61. View more »


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