Articles by tanelpoder
3

AyaFlow: A high-performance, eBPF-based network traffic analyzer written in Rust (github.com/davidhavoc)

1

Antithesis Skills for Agents (antithesis.com)

58

OpenTelemetry profiles enters public alpha (opentelemetry.io)

2

Best practices tips for ClickHouse (clickhouse.com)

2

Database Schema Migrations in 2026 – Survey (ardentperf.com)

3

Out-of-Cancel: A Vulnerability Class Rooted in Workqueue Cancellation APIs (v4bel.github.io)

274

So where are all the AI apps? (answer.ai)

26

io_uring, libaio performance across Linux kernels and an unexpected IOMMU trap (ydb.tech)

2

PostgreSQL 19 will have pg_plan_advice contrib module (query hints) (depesz.com)

1

Oracle Databases now have declarative SQL assertions (oracle.com)

3

Single Packet Authentication with eBPF (github.com/aminassadi)

1

Portless replaces port numbers with stable .localhost URLs for local development (port1355.dev)

1

PostgreSQL extension to set connection to read-only mode (for AI agents and MCP) (github.com/danolivo)

1

BigQuery Graph Series Tutorial: Build a Graph from Unstructured Data (medium.com/google-cloud)

1

Connecting the Dots in a JFR Recording (jbachorik.github.io)

1

When Did That Hotspot Happen? (jbachorik.github.io)

1

Instrumenting Claude Code: OTel Logging for Detection Engineers (brandontlyons.substack.com)

2

My custom agent used 87% fewer tokens when I gave it Skills for its MCP tools (seroter.com)

2

BigQuery Graph Series – Query and Visualize Your Graph (medium.com/google-cloud)

1

Pg_10046: Oracle SQL_trace inspired SQL and wait event tracing for PostgreSQL (github.com/dmitrynfomin)

1

Multi-Version Concurrency Control for Schema Changes in Azure SQL Database [pdf] (vldb.org)

1

Can AI Agents Agree? (arxiv.org)

1

Useful queries to analyze PostgreSQL lock trees (a.k.a. lock queues) (postgres.ai)

2

AWS Aurora DSQL Playground (demo.aws)

1

bpfviewer: A tool for disassembling, debugging and visualizing BPF object files (github.com/tsint)

2

Testing the Datadog Explain Plan Visualizer with Oracle Execution Plans (tanelpoder.com)

1

MySQL 9.6 Changes Foreign Key Constraints and Cascade Handling (infoq.com)

6

Your Disk Just Lied to You – and Your Checksums Said Everything Was Fine (medium.com/jingyuzhou)

1

Cilium Up and Running book released (including free eBook) (isovalent.com)

2

Turbocharging PostgreSQL Listen/Notify with 40x Boost (robins.in)

3

RocksDB development finds a CPU bug (rocksdb.org)

2

pg_ash: Active Session History for PostgreSQL wait event sampling (github.com/nikolays)

13

pg_background: Make Postgres do the long work (while your session stays light) (vibhorkumar.wordpress.com)

1

Bluebox Docker: A Living PostgreSQL Sample Database (softwareandbooz.com)

2

Zvec is a lightweight, fast, in-process vector database (github.com/alibaba)

1

Performance and reliability pitfalls of eBPF [video,pdf] (fosdem.org)

1

Data Modeling Is Changing (ssp.sh)

1

Amdahl's Law and Its Complement [pdf] (perfdynamics.com)

2

Mdserve 1.0: Markdown Preview for Coding Agents (jrfernandez.com)

6

MyFlames: View MySQL execution plans as interactive FlameGraphs and BarCharts (github.com/vgrippa)

3

A modern iperf3 alternative with a live TUI, multi-client server, QUIC support (github.com/lance0)

6

Visualize MySQL query execution plans as interactive FlameGraphs (github.com/vgrippa)

2

Don't Mess with the Netty Threads (luizhespanha.substack.com)

1

Otava: Change Detection for Continuous Performance Engineering (github.com/apache)

3

The Architecture of a Turkish Phishing Attack That Hacked Me (debarghyadas.com)

2

Same SQL, Different Results: A Subtle Oracle vs. PostgreSQL Migration Bug (databaserookies.wordpress.com)

1

A Map of ML Hardware Architectural Trade-Offs (vbml.substack.com)

2

Conditional Operations in Object Stores (cdouglas.github.io)

1

Efficient String Compression for Modern Database Systems (cedardb.com)

2

Online Explain Plan Visualizer for PostgreSQL, MySQL, SQL Server, MongoDB (datadoghq.com)

14

Pg_tracing: Distributed Tracing for PostgreSQL (github.com/datadog)

1

Predictive Translation: High-Perf Buffer Management Without the Tradeoffs [pdf] (tum.de)

8

Quack-Cluster: A Serverless Distributed SQL Query Engine with DuckDB and Ray (github.com/kristianaryanto)

4

IDE-SHEPHERD: Your shield against threat actors lurking in your IDE (datadoghq.com)

2

MCP and Skills: Why Not Both? (kvg.dev)

1

DCCast: Efficient Point to Multipoint Transfers Across Datacenters (2017) (arxiv.org)

69

Using PostgreSQL as a Dead Letter Queue for Event-Driven Systems (diljitpr.net)

2

A Critique of Modern SQL and a Proposal Towards a Simple and Expressive QL [pdf] (cidrdb.org)

1

Modern Memory Bandwidth and Latency Benchmarks (github.com/sparecores)

1

A Primer on Memory Consistency and Cache Coherence (2020) [pdf] (wisc.edu)

2

Pondpilot: A lightweight local first SQL analytics tool using DuckDB (github.com/pondpilot)

3

The Data Center as a Computer: Designing Warehouse-Scale Machines, Edition 4 (play.google.com)

1

Networking and eBPF Predictions for 2026 and Beyond (isovalent.com)

1

Huatuo: A cloud-native operating system observability project based on eBPF (github.com/ccfos)

2

JOL (Java Object Layout) is the tiny toolbox to analyze object layout in JVMs (github.com/openjdk)

1

An In-Depth Look at Pipe and Splice Implementation in Linux Kernel (oracle.com)

3

The $280k IT Director's Guide to Corporate Survival (twitter.com/it_unprofession)

1

Visualizing embedding vectors as heatmaps for explaining their low level nature (tanelpoder.com)

2

ANN v3: 200ms p99 query latency over 100B vectors (turbopuffer.com)

1

Kafka Dead Letter Queue Triage: Debugging 25,000 Failed Messages (skey.uk)

2

Xgotop: Realtime Go Runtime Visualizer (devpost.com)

4

High-bandwidth flash progress and future (blocksandfiles.com)

2

AliSQL is a MySQL branch originated from Alibaba Group (github.com/alibaba)

1

Shared execution plan cache for Amazon Aurora PostgreSQL (amazon.com)

2

Building an eBPF/XDP L2 Direct Server Return Load Balancer from Scratch (iximiuz.com)

1

Blocking-Lock Brownouts Can Escalate from Row-Level to Complete System Outages (ardentperf.com)

2

MySQL 8.4 disables AHI – Why and What you need to know (nitty-witty.com)

1

Clockwork: Runtime agnostic async executor with powerful configurable scheduling (github.com/nikhilgarg28)

2

Switch Join: PostgreSQL that adapts on the fly (alenarybakina.substack.com)

1

The Algebra of Speed: Mathematical Foundations of Computational Performance (ttsugriy.github.io)

2

Apache Arrow for the Database (dataengineeringcentral.substack.com)

2

Pragmatic bitmap filters in Microsoft SQL Server (vldb.org)

2

Syscallargs: List all Linux system calls with their arguments from tracefs (tanelpoder.com)

1

Pragmatic Bitmap Filters in Microsoft SQL Server [pdf] (vldb.org)

1

Does AI-Assisted Coding Deliver? A Study of Cursor's Impact on Software Projects (arxiv.org)

402

STFU (github.com/pankajtanwarbanna)

1

wal3: A Write-Ahead Log for Chroma, Built on Object Storage (trychroma.com)

4

From Building Houses to Storage Engines (tidesdb.com)

2

Alternatives to MinIO for single-node local S3 (rmoff.net)

32

psc: The ps utility, with an eBPF twist and container context (github.com/loresuso)

1

Dell warns against reusing SSDs as flash shortages bite (blocksandfiles.com)

2

Pg-safeupdate: A PostgreSQL extension requiring criteria for UPDATE and DELETE (github.com/eradman)

1

DuckDB beats Polars for 1TB of data (confessionsofadataguy.com)

1

GizmoSQL Documentation (gizmosql.com)

10

Generate QR Codes with Pure SQL in PostgreSQL (tanelpoder.com)

1

Vendor Locked CPUs, Restricting and Securing Hardware (cloudninjas.com)

3

Waymo Robotaxi Causes Traffic Jam in Miami Beach (miaminewtimes.com)

2

Zymtrace vs. Nsight: Profiling Nvidia GPU Clusters at Scale (zymtrace.com)

1

Hardening eBPF for Runtime Security: Lessons from Datadog Workload Protection (datadoghq.com)

2

Native NVMe Support in Windows Server 2025 (techcommunity.microsoft.com)