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Migrate from Linux to FreeBSD
Easily migrate from Linux to FreeBSD. Explore key differences, insights, and useful tricks to adapt seamlessly between the two systems.
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Amazon Elastic File System Update – Sub-Millisecond Read Latency
Amazon Elastic File System (Amazon EFS) was announced in early 2015 and became generally available in 2016. We launched EFS in order to make it easier for you to build applications that need shared access to file data. EFS is (and always has been) simple and serverless: you simply create a file system, attach it […]
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Landing a new syscall, part 1: What is futex?
A deep dive into the futex system call and how it is used to process synchronization functions.
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New SysJoker Backdoor Targets Windows, Linux, and macOS
In December 2021, we discovered a new multi-platform backdoor that targets Windows, Mac, and Linux that we have named SysJoker.
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Bottomless, consumption-based storage for PostgreSQL built on Amazon S3
Data management decisions don’t have to be costly. Introducing Tiered Storage, a low-cost infinite storage tier for your historical data needs.
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Git’s database internals II: commit history queries
This post explores Git commit history as a database where ‘git log’ is the query language. Learn about Git’s custom query index – the commit-graph file – and how to make sure it's enabled in your repositories.
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9front “The Golden Age of Ballooning” Released
Multiple installation media are provided for PC, Raspberry Pi, and MNT Reform. For PC, burn an .iso file to CD, or dd it directly to USB media. For Raspberry Pi or MNT Reform, dd an .img file directly to sdcard.
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Wasmer takes WebAssembly libraries mainstream with WAI
Integrating with other languages and distributing binaries has always raised the WebAssembly's barrier to entry for the average developer, and at Wasmer...
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Why use Paxos instead of Raft?
TLDR: Neon separates storage and compute, substituting the PostgreSQL persistency layer with a custom-made distributed storage written in Rust. Due to this separation, some nodes don’t have persistent disks. The original Raft paper works only with uniform nodes, but Paxos variants support proposers without storage and…
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A detailed look at the S-300P anti-aircraft missile system
Technical Report APA-TR-2006-1201; Title: Almaz S-300P/PT/PS/PMU/PMU1/PMU2 / Almaz-Antey S-400 Triumf / SA-10/20/21 Grumble/Gargoyle ; Abstract: Introductory technical analysis and development history of the Almaz-Antey S-300P family of Surface to Air Missile systems. Includes diagrams, imagery and variant tables…
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Why Xen Wasn't Hit by RETBleed on Intel CPUs
An article explaining why Xen wasn't affected by the recent RETBleed security issue on Intel CPUs.
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C++ Concurrency Model on x86 for Dummies (2020)
A blog by and for database architects.
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DOS/4GW and Protected Mode (2021)
MS-DOS game programmers had to deal with several limitations. This article goes over some of these obstacles and explores how we used the DOS/4GW extender & protected mode to unleash the power of 32-bit DOS.
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Oracle is the #1 contributor to the core of Linux in 5.18
By the metric of
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NetBSD 9.3
The NetBSD Project is pleased to announce NetBSD 9.3, the third release from the NetBSD 9 stable branch.
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MicroShift
MicroShift has been specifically designed for edge computing use cases, with a goal of fitting in the limited storage capacity of field-deployed devices that can be embedded into a variety of appliances such as cars, factory lines, airplanes or even satellites.
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Retrofitting Temporal Memory Safety on C++
Eliminating use-after-frees vulnerabilities in Chrome with heap scanning.
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The x86 architecture is the weirdo (2004)
So unlike all the others, yet people think it's the normal one.
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Aquila: A unified, low-latency fabric for datacenter networks
Dan Gibson, Hema Hariharan, Eric Lance, Moray McLaren, Behnam Montazeri, Arjun Singh, Stephen Wang, Hassan M. G. Wassel, Zhehua Wu, Sunghwan Yoo, Raghuraman Balasubramanian, Prashant Chandra, Michael Cutforth, Peter Cuy, David Decotigny, Rakesh Gautam, Alex Iriza, Milo M. K. Martin, Rick Roy, Zuowei Shen, Ming Tan, Ye…
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Deploying Transformers on the Apple Neural Engine
An increasing number of the machine learning (ML) models we build at Apple each year are either partly or fully adopting the Transformer…
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Box86/Box64 vs. QEMU vs. FEX (Vs Rosetta2)
Comparing performances I decided to compare the performances of the OpenSource Linux Userspace Emulator that allows you to run x86/x86_64 apps on ARM linux. There are QEMU-user, FEX-emu and Box86/Box64. How to bench Linux userspace emulator Test will consist of the bench I already used a couple of time, and that can…
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McDonalds Event Driven Architecture
We explore our journey of developing a unified platform enabling real-time, event-driven architectures.
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Anatomy of Linux Dynamic Libraries
Dynamically linked shared libraries are an important aspect of GNU/Linux. They allow executables to dynamically access external functionality at run time and thereby reduce their overall memory footprint (by bringing functionality in when it's needed). This article investigates the process of creating and using…
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LUMI, Europe’s most powerful supercomputer
LUMI is the first pre-exascale supercomputer of the EuroHPC Joint Undertaking and is now Europe’s most powerful supercomputer. It will be inaugurated on Monday 13 June 2022 in Kajaani. LUMI offers European researchers a world-class tool for understanding complicated phenomena, such as climate change. LUMI serves as a…
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