If your Linux server is bogged down, your first step is often to use the TOP command in terminal to check load averages and wisely so. However, there are times when TOP shows very high load averages even with low cpu ‘us’ (user) and high cpu ‘id’ (idle) percentages. This is the case in the video below, load averages […]
Apache Performance: Disable .htaccess
November 8, 2016 by Hayden James Blog LinuxAbout 3 years ago I wrote a short blog entry about the very basic Apache configuration mistakes and oversights which developers and server admins of the then $500 million dollar Healthcare.gov website made. Most shocking, were elemental oversights, as if devs were not aware of common best practices. Which brings us to another Apache performance related entry. A while […]
Your Web Host Doesn’t Want You To Read This: Benchmark Your VPS
November 2, 2016 by Hayden James Blog LinuxLast update Nov 2nd 2016: Included quick dd commands to check cached vs uncached disk read performance. There are several Linux benchmarking tools available. However, this article will highlight using the ‘dd’ Unix command for a quick overview and benchmark of your Linux server or VPS. ‘dd’ requires no downloads and can quickly alert you to any […]
Securing Internet of Things (IoT) devices
October 23, 2016 by Hayden James Blog LinuxToday, I spent some time researching IoT security. At the end of this post, I’ve listed companies – all of which are new to me – which offer IoT security solutions. Feel free to share your solutions, feedback and tips for securing IoT devices. For my home office, everything sits behind an OpenWRT Wi-Fi router which allows for […]
3rd DDoS attack today, beginning of a new era
October 21, 2016 by Hayden James Blog Linux4th Update: 20 min video response by Dale Drew, the chief security officer of Internet backbone company Level 3. 3rd Update: More details emerging “that some of the infrastructure responsible for the distributed denial-of-service (DDoS) attacks against Dyn DNS were botnets compromised by Mirai malware.” says Flashpoint. I’ll continue to update with additional information and important links. 2nd Update: 3rd Attack […]