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Data · Friday, 10 July 2026 · Issue 40 · 10 stories

NIST bans FF3, Kafka 4.3 linger.ms, 92°F trick

Data Engineering

Kafka 4.3’s linger.ms tweak swaps latency for higher throughput

Kafka 4.3’s default linger.ms rose from 0 to 5 ms, shrinking latency under light load but boosting throughput when traffic spikes. The change lets producers accumulate larger batches, cutting CPU overhead at the cost of a few milliseconds extra latency per record. Teams should tune linger.ms to match per‑partition rates for optimal performance.

jack-vanlightly.com ↗7 min read at source

NIST’s draft FPE update bans FF3, mandates FF1 and larger domains

The second public draft of NIST SP 800‑38G Rev. 1 removes the FF3 method after cryptanalysis showed weaknesses, leaving FF1 as the sole approved format‑preserving encryption. It also raises the minimum domain size to one million and disallows the inverse AES cipher and floating‑point arithmetic, tightening security for real‑world deployments.

csrc.nist.gov ↗2 min read at source

Analytics & Visualization

ML & AI for Data

SensorFM: A trillion‑minute foundation model that unifies wearable health insights

Google Research unveiled SensorFM, a foundation model trained on over a trillion minutes of wearable sensor data from five million users. The model delivers a universal physiological representation that transfers across 35 health tasks, enabling label‑efficient adaptation and powering a Personal Health Agent. This could slash data‑label costs and accelerate personalized preventive care.

research.google ↗6 min read at source

Malloyyo lets AI query data models via a lightweight MCP server

Malloyyo provides a thin MCP server and web UI that expose Malloy semantic models to LLMs, guaranteeing consistent SQL generation and shareable query results. It ships with DuckDB support, a CLI for model publishing, and one‑click Vercel deployment, letting teams hand off reliable analytics to AI assistants.

github.com ↗8 min read at source

Run Video Summaries on a Laptop with SmolVLM2‑2.2B

SmolVLM2‑2.2B fits on a 5 GB GPU yet outperforms larger 2 B models on video benchmarks, letting you generate structured JSON summaries, scene descriptions, key moments, action items, entirely locally. The KDnuggets guide wires frame extraction, batch inference, and timestamped output into a single pipeline that runs on an RTX 3060, MacBook M2, or free Colab T4.

kdnuggets.com ↗18 min read at source

Profile PyTorch attention to slash transformer GPU costs

The Hugging Face blog walks you through profiling PyTorch's attention layers with the built‑in Profiler, exposing costly matmuls, scaling, masking, and softmax steps. By comparing naive, in‑place, and SDPA implementations, you can pinpoint bottlenecks and choose the fastest kernel for transformer models, shaving GPU time and cost.

huggingface.co ↗19 min read at source

Practice & Datasets

You’re caught up.

That was all 10 stories in the 10 July issue.