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Significant performance and correctness improvements to the kernel
The Redox official website
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Limitations of frame pointer unwinding
Explore 3 limitations of using frame pointers for stack unwinding and profiling in Linux that are often overlooked, plus possible future alternatives.
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GhostRace: Exploiting and mitigating speculative race conditions
Exploiting and Mitigating Speculative Race Conditions GhostRace: CVE-2024-2193 Race conditions arise when multiple threads attempt to access a shared resource without proper synchronization, often leading to vulnerabilities such as concurrent use-after-free. To mitigate their occurrence, operating systems rely on…
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Flatcar: OS Innovation with Systemd-Sysext
The current state of systemd-sysext in Flatcar and the next steps
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Why do systems fail? Tandem NonStop system and fault tolerance
Explore Tandem NonStop architecture principles and their relevance to high availability in software systems like Elixir, Gleam, and Erlang.
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Instrumenting Python GIL with eBPF
Learn how to measure the impact of Python GIL contention on application latency using eBPF, with real workload examples.
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Streaming joins are hard
Why are streaming joins so tricky? Discover the hidden complexities of real-time data, and learn how to tame the infinite stream!
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Improving Performance in Firefox and Across the Web with Speedometer 3
Today’s Speedometer release is more open and challenging than before and is the best tool for driving browser performance improvements.
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Extending the context length to 1M tokens
API Documentation (Chinese) HuggingFace Demo ModelScope Demo Introduction After the release of Qwen2.5, we heard the community’s demand for processing longer contexts. In recent months, we have made many optimizations for the model capabilities and inference performance of extremely long context. Today, we are proud…
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What's Inside a Linux Kernel Core Dump
An extremely thorough explanation of what's contained inside a Linux kernel core dump.
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Valkey achieved one million RPS 6 months after forking from Redis
Maximize the performance of your hardware with memory access amortization
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Fedora Atomic Desktops
Announcing a new family of Fedora Linux spins: Fedora Atomic. This will simplify how to discuss rpm-ostree and naming of future atomic spins.
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Overview of cross-architecture portability problems
Ideally, you’d want your program to work everywhere. Unfortunately, that’s not that simple, even if you’re using high-level “portable” languages such as Python. In thi…
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XDP for game programmers
Learn how you can use XDP/eBPF to get maximum bandwidth for your applications.
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The case of a program that crashed on its first instruction
Didn't even make it out of the gate.
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Saving Three Months of Latency with a Single OpenTelemetry Trace
Discover how OpenTelemetry tracing and Coralogix analysis resolve latency issues, proving observability's role in enhancing system performance and reliability.
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Containers and Unikernels: Similar, different, and intertwined
The millisecond compute layer used for sandboxes, headless browsers, CI/builds, functions / Agents / Databases and much more. Instant boot, VM-grade isolation, and millisecond scale-to-zero, so you can ship with superior economics. Deploy on-prem, BYOC or on dedicated hosts — you own the entire stack.
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Rediscovering Transaction Processing from History and First Principles
In July 2020, I stumbled into a fundamental limitation in the general-purpose database design for transaction processing.