VirtualTam's bookmarks

1. Limbo - A work-in-progress, in-process OLTP database management system, compatible with SQLite. 2024-12-17

   tags: asynchronous, database/sqlite, linux/kernel, programming/rust

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   • Serverless Runtime / Database Co-Design With Asynchronous I/O (PDF)
   • In search of a faster SQLite
2. The CLIP OS Project - A hardened, multi-level operating system [archived] 2024-12-10

   tags: france, linux, linux/gentoo, security, virtualization/hypervisor

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   The CLIP OS project is an open-source project designed by the National Cybersecurity Agency of France (ANSSI) that aims to build a hardened, multi-level operating system, based on the Linux kernel and a lot of free and open source software.

   [...]

   The project is based on Gentoo Hardened and has many similarities with Chromium OS or the Yocto project.

   • CLIPOS on Github
3. Developer Certificate of Origin 2024-11-22

   tags: license, linux/kernel, open-source

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   • CLA vs. DCO: What's the difference?
   • Developer Certificate of Origin (DCO)
   • Github Apps - DCO
4. High-Speed Packet Transmission in Go: From net.Dial to AF_XDP 2024-03-31

   tags: linux/kernel, linux/kernel/ebpf, network/bgp, network/packet, network/router, network/socket, programming/go

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   • Building an XDP (eXpress Data Path) based BGP peering router
   • atoonk/ping-aws-ips - ping all AWS IP addresses to see how many ec2 instances AWS has at any given time
   • atoonk/go-pktgen - Go Packet Generator
5. Fly.io - JIT Wireguard 2024-03-31

   tags: database/sqlite, network/http, network/udp, network/vpn/wireguard, programming/go

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   What if, instead of pushing [user] configs to gateways, we had the gateways pull them from our API on demand?

   • Linux Kernel - Introduction to Netlink
   • tqbf/wg_init.go - Wireguard initiator-responder identity example
6. Fixing a Bug in PyPy's Incremental GC 2024-03-28

   tags: debugging/gdb, linux/kernel, memory/garbage-collection, programming/python

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7. Linux perf examples 2024-01-13

   tags: command-line, linux, observability/tracing, performance, performance/profiling

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   • Perf Wiki
   • The Unofficial Linux Perf Events Web-Page
8. Rust std fs slower than Python!? No, it's hardware! 2023-11-30

   tags: amd, hardware/cpu, linux/kernel/ebpf, memory, observability/tracing, programming/python, programming/rust

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   • Xuanwo/when-i-find-rust-is-slow
   • Std::fs::read slow?
9. Improving RabbitMQ Performance with Flame Graphs | RabbitMQ - Blog 2022-09-03

   tags: linux/kernel/ebpf, message-broker/rabbitmq, performance, performance/profiling, programming/elixir, programming/erlang

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   • https://rabbitmq.github.io/rabbitmq-perf-test/stable/htmlsingle/
   • https://www.erlang.org/blog/my-otp-24-highlights/#beamasm---the-jit-compiler-for-erlang
   • https://github.com/kerl/kerl
   • https://github.com/taylor/kiex
   • https://github.com/parca-dev/parca
   • https://github.com/parca-dev/parca-agent
10. Fixing stutters in Papers Please on Linux 2022-08-28

    tags: audio, linux, linux/kernel/ebpf, observability/tracing, performance, programming/c

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11. watchexec: Executes commands in response to file modifications 2022-03-07

    tags: command-line, event, linux, linux/kernel, microsoft/windows, programming/rust

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    • https://github.com/watchexec/watchexec/tree/main/cli#usage-examples
12. Extreme HTTP Performance Tuning: 1.2M API req/s on a 4 vCPU EC2 Instance | talawah.io 2021-05-23

    tags: cloud-computing/aws, linux, linux/kernel, linux/kernel/ebpf, network/http, performance, programming/c

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    • https://blog.packagecloud.io/eng/2016/06/22/monitoring-tuning-linux-networking-stack-receiving-data/
    • https://blog.packagecloud.io/eng/2016/10/11/monitoring-tuning-linux-networking-stack-receiving-data-illustrated/
    • https://blog.packagecloud.io/eng/2017/02/06/monitoring-tuning-linux-networking-stack-sending-data/
    • http://www.brendangregg.com/systems-performance-2nd-edition-book.html
13. TechEmpower Framework Benchmarks 2021-05-21

    tags: linux, linux/kernel, network/http, performance, programming, programming/json

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    • https://github.com/TechEmpower/FrameworkBenchmarks
    • https://github.com/TechEmpower/FrameworkBenchmarks/wiki/Project-Information-Framework-Tests-Overview
14. pixie-labs/pixie: Instant Kubernetes-Native Application Observability 2021-05-05

    tags: linux/container, linux/container/kubernetes, linux/kernel/ebpf, observability, observability/tracing

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    • https://pixielabs.ai/
15. 0x74696d | Debugging Python Containers in Production 2020-02-19

    tags: linux/container, linux/container/docker, linux/kernel/ebpf, observability/tracing, programming/c, programming/python

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16. Dynamic Tracing with DTrace & SystemTap 2020-02-19

    tags: dtrace, linux, linux/kernel, linux/kernel/ebpf, observability/tracing, performance, systemtap

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17. How to turn any syscall into an event: Introducing eBPF Kernel probes | Yet another enthusiast blog! 2020-02-11

    tags: linux, linux/kernel, linux/kernel/ebpf, observability/tracing, performance

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18. Frida • A world-class dynamic instrumentation framework | Inject JavaScript to explore native apps on Windows, macOS, GNU/Linux, iOS, Android, and QNX 2020-01-30

    tags: debugging, linux/kernel/ebpf, observability/tracing, program, ptrace

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    • https://github.com/frida/frida
    • https://frida.re/docs/home/
19. distri: 20x faster initramfs (initrd) from scratch 2020-01-30

    tags: boot, linux, linux/kernel, programming/go, programming/shell

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    • https://github.com/distr1/distri/blob/master/cmd/distri/initrd.go
20. PHP-tracing-tool: Command line tool written in python - based on the BCC toolkit (eBPF) - for PHP code monitoring 2019-10-07

    tags: bcc, linux, linux/kernel, linux/kernel/ebpf, observability/tracing, programming/php, programming/python

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    • https://bearstech.com/societe/blog/dissequer-un-php-en-production-avec-ebpf-a-la-recherche-des-io-perdus/