Techsnap

It's a storage showdown as Jim and Wes bust some performance myths about RAID and ZFS. Plus our favorite features from Fedora 32, and why Wes loves DNF.

Jim and Wes take the latest release of the Caddy web server for a spin, investigate Intel's Comet Lake desktop CPUs, and explore the fight over 5G between the US Military and the FCC.

We dive deep into the world of RAID, and discuss how to choose the right topology to optimize performance and resilience. Plus Cloudflare steps up its campaign to secure BGP, and why you might want to trade in cron for systemd timers.

Jim finally gets his hands on an AMD Ryzen 9 laptop, some great news about Wi-Fi 6e, and our take on FreeBSD on the desktop. Plus Intel's surprisingly overclockable laptop CPU, why you shouldn't freak out about 5G, and the incredible creativity of the Demoscene.

We take a look at Cloudflare's impressive Linux disk encryption speed-ups, and explore how zoned storage tools like dm-zoned and zonefs might help mitigate the downsides of Shingled Magnetic Recording. Plus we celebrate WireGuard's inclusion in the Linux 5.6 kernel, and fight some exFAT FUD.

We take a look at AMD's upcoming line of Ryzen 4000 mobile CPUs, and share our first impressions of Ubuntu 20.04's approach to ZFS on root. Plus Let's Encrypt's certificate validation mix-up, Intel's questionable new power supply design, and more.

Cloudflare recently embarked on an epic quest to choose a CPU for its next-generation server build, so we explore the importance of requests per watt, the benefits of full memory encryption, and why AMD won. Plus Mozilla's rollout of DNS over HTTPS has begun, a big milestone for Let's Encrypt, and more.

We explore the potential of heat-assisted magnetic recording and get excited about a possibly persistent L2ARC. Plus Jim's journeys with Clear Linux, and why Ubuntu 18.04.4 is a maintenance release worth talking about.

We take a look at a few exciting features coming to Linux kernel 5.6, including the first steps to multipath TCP. Plus the latest Intel speculative execution vulnerability, and Microsoft's troubled history with certificate renewal.

We explore the latest round of Windows vulnerabilities and Jim shares his journey adding OPNsense to his firewall family. Plus a look back at Apollo-era audio that's still relevant today with the surprising story of the Quindar tones.

Compiling the Linux kernel with Clang has never been easier, so we explore this alternative compiler and what it brings to the ecosystem. Plus Debian's continued init system debate, and our frustrations over 5G reporting.

From classifying cats to colorizing old photos we share our top tips and tools for starting your machine learning journey. Plus, learn why Nebula is our favorite new VPN technology, and how it can help simplify and secure your network.

As the rollout of 5G finally arrives, we take some time to explain the fundamentals of the next generation of wireless technology. Plus the surprising performance of eero's mesh Wi-Fi, some great news for WireGuard, and an update on the Librem 5.

We explore the rapid adoption of machine learning, its impact on computer architecture, and how to avoid AI snake oil. Plus so-so SSD security, and a new wireless protocol that works best where the Wi-Fi sucks.

Ubiquiti's troublesome new telemetry, Jim's take on the modern Microsoft, and why Project Silica just might be the future of long term storage.

We share our simple approach to disk benchmarking and explain why you should always test your pain points. Plus the basics of solid state disks and how to evaluate which model is right for you.

We dive into Ubuntu 19.10's experimental ZFS installer and share our tips for making the most of ZFS on root.  Plus why you may want to skip Nest Wifi, and our latest explorations of long range wireless protocols.

We peer into the future with a quick look at quantum supremacy, debate the latest DNS over HTTPS drama, and jump through the hoops of HTTP/3. Plus when to use WARP, the secrets of Startpage, and the latest Ryzen release.

It's TechSNAP story time as we head out into the field with Jim and put Sure-Fi technology to the test. Plus an update on Wifi 6, an enlightening Chromebook bug, and some not-quite-quantum key distribution.

We take a look at a few recent zero-day vulnerabilities for iOS and Android and find targeted attacks, bad assumptions, and changing markets. Plus what to expect from USB4 and an upcoming Linux scheduler speed-up for AMD's Epyc CPUs.