I spent some time a couple weeks back investigating how to efficiently measure elapesd time at very high frequency. If a daemon is processing hundreds of millions of requests per second, and we ...

The traditional I/O frameworks can’t keep up with 400 GbE NICs or PCIe5 NVMe drives. The industry has solved this with various acceleration SDKs such as DPDK, RDMA, XLIO, io_uring, VFIO, etc. All g...

Chimera-NAS is a single LGPL library that implements NFS, SMB, and S3 server support over a single VFS with pluggable backend modules. The goal is to put fully user-space storage ecosystems on a le...

Chimera is a user‑space virtual file system (VFS) that provides NFS3, NFS4, SMB, and S3 support in a single LGPL‑licensed library. That is to say, it allows serving all four protocols from a single...

I use Cursor as my primary editor. Most of the time I’m using a Mac to develop software that runs on Linux. This means that my IDE context typically involves a Linux aarch64 dev container so I can...

I had a need to build and publish docker images with support for multiple architectures, namely AMD64 and ARM64. This turned out to be surprisingly difficult, and I ended up creating a simple gola...

A few weeks ago a PR popped up in the libxlio project that adds listen socket support, which makes it possible to use the NVIDIA XLIO socket API end-to-end for TCP sockets. I was curious how effic...

PeepFS is a Linux FUSE file system that is layered on top of an ordinary base file system and provides transparent inspection and extraction of archive files (.zip, .tar, etc). Any place where a s...

It is possible to deploy k3s kubernetes in an airgapped environment by providing one or more airgap image tarballs which will be preloaded when k3s starts so that when containers are subsequently s...