The OpenZFS Developers Summit 2020

Allan Jude did a two-part summary of the OpenZFS Developers Summit 2020, including links to the streams.

Rust After the Honeymoon

Bryan Cantrill talks about his hands-on experience with Rust at Oxide.

Dockerfile Security Best Practices

This blog post lists some essential tips regarding Dockerfile security, including how to detect possible issues.

Embracing Asynchronous Communication

»Async 3.0 is a feature set that supports and streamlines the variety of communication approaches, emphasizing comprehension and consideration, rather than prescribing a one-size-fits-all approach.«

Incidents and Vulnerabilities

Remote Code Execution in Windows TCP/IP-Stack

»A remote code execution vulnerability exists when the Windows TCP/IP stack improperly handles ICMPv6 Router Advertisement packets.«


Distributed HPC Applications with Unprivileged Containers

In this talk, NVIDIA engineers present, a lightweight container runtime inspired by LXC, managed by a Slurm Workload Manager.

The State of (Full) Text Search in PostgreSQL 12

If you are interested in the concepts involved in searching for text in PostgreSQL, watch this.

Releases and Projects

Linux 5.9

Kernel 5.9 brings many new drivers, ZSTD compression, FSGSBASE support, file-system patches, and better management of anonymous memory. For a detailed list of changes, see the links below.


The new LLVM version comes with C++20 support and a flang Fortran frontend. Also, the llgo frontend was removed for now. In FreeBSD, this new release version of LLVM is already available in the pkg repositories.

Plasma 5.20

Plasma has come a long way since its first release in 2014; this is, once again, a release with many improvements that make the Plasma desktop experience even better.

curl 7.73.0

curl now comes with a new --output-dir flag, and --curves option for OpenSSL.


zheap is a new PostgreSQL storage capable of running UPDATE-intense workloads more efficiently. zhep is maintained by CYBERTEC and is still in the early development phase.

DigitalOcean App Platform

DigitalOcean is now offering a Platform as a Service.

Canonical Announces HA Clustering in MicroK8s

Canonical’s lightweight Kubernetes environment MicroK8s now supports HA clustering, using their Dqlite distributed SQL engine.