klotz: performance*

Tools or advice for measuring or improving software and system performance.

0 bookmark(s) - Sort by: Date ↓ / Title / - Bookmarks from other users for this tag

  1. >"One scale parameter determines accuracy in rotation-based vector quantization."

    The article demonstrates how the earlier EDEN quantization method outperforms its "successor" TurboQuant by utilizing an analytically optimized scale factor for superior accuracy and bias correction.

    * EDEN outperforms newer TurboQuant algorithms.
    * Optimal scaling is a key differentiator.
    * EDEN-biased minimizes reconstruction error (MSE).
    * EDEN-unbiased ensures highly accurate estimation.
    * Superior efficiency at low bit-widths.
    * Ideal for LLM and KV cache optimization.
  2. * Method chaining improves readability and reduces noise by replacing intermediate variables with a single sequence of transformations.
    * The pipe() pattern allows you to integrate complex, custom functions into a chain while keeping code testable and self-documenting.
    * Use the validate parameter in merge() to prevent unexpected row inflation from many-to-many joins and use indicator=True for easier debugging.
    * Optimize groupby operations by using transform() to add group statistics without extra merges and observed=True to avoid unnecessary computations on empty categories.
    * Replace slow apply() calls with vectorized NumPy functions like np.where() or np.select() for much faster conditional logic.
    * Avoid performance pitfalls such as iterrows(), unoptimized object dtypes, and chained assignment by using built-in vectorized methods and .loc.
  3. "Prove AI is a self-hosted solution designed to accelerate GenAI performance monitoring. It allows AI engineers to capture, customize, and monitor GenAI metrics on their own terms, without vendor lock-in. Built on OpenTelemetry, Prove AI connects to existing OpenTelemetry pipelines and surfaces meaningful metrics quickly.
    Key features include a unified web-based interface for consolidating performance metrics like token throughput, latency distributions, and service health. It enables faster debugging, improved time-to-metric, and better measurement of GenAI ROI. The platform is open-source, free to deploy, and offers full control over telemetry data."
  4. pi-autoresearch is an autonomous experiment loop for optimizing various targets like test speed, bundle size, LLM training, or build times. Inspired by karpathy/autoresearch, it utilizes a skill-extension architecture, allowing domain-agnostic infrastructure paired with domain-specific knowledge. The core workflow involves editing code, committing changes, running experiments, logging results, and either keeping or reverting the changes – a cycle that repeats indefinitely. Key components include a status widget, a detailed dashboard, and configuration options for customizing behavior. It persists experiment data in `autoresearch.jsonl` and session context in `autoresearch.md` for resilience and reproducibility.
  5. >The method, called KV Cache Transform Coding (KVTC), applies ideas from media compression formats like JPEG to shrink the key-value cache behind multi-turn AI systems, lowering GPU memory demands and speeding up time-to-first-token by up to 8x.
  6. Prompt caching significantly reduces LLM costs and latency by storing and reusing responses to repeated or similar prompts. The core technique involves checking a cache before sending a prompt to the LLM, retrieving a prior result if available. Effective caching requires balancing cache size, retrieval speed (using methods like vector databases), and strategies for handling slight prompt variations.
  7. NEXUS is a production-grade, full-text and semantic search engine built from scratch, implementing advanced data structures and distributed systems concepts. It focuses on probabilistic optimization, sub-millisecond latency, and hybrid AI-powered search. The project demonstrates core technologies like LSM Trees, Bloom Filters, HNSW Graphs, and W-TinyLFU caches, integrated into a high-performance pipeline. It also includes a LeetCode algorithm library with implementations of classic interview patterns and provides insights into distributed crawling and persistent storage.
  8. Zvec is engineered for speed, scale, and efficiency — and has been battle-tested across demanding production workloads within Alibaba Group. This page presents benchmark results demonstrating Zvec's performance under various workloads and configurations, using VectorDBBench with Cohere 1M and 10M datasets.
  9. A user is experiencing slow performance with Qwen3-Coder-Next on their local system despite having a capable setup. They are using a tensor-split configuration with two GPUs (RTX 5060 Ti and RTX 3060) and are seeing speeds between 2-15 tokens/second, with high swap usage. The post details their hardware, parameters used, and seeks advice on troubleshooting the issue.
  10. zerobrew is a faster, modern Mac package manager that applies uv's model to Mac packages. It features a content-addressable store, APFS clonefile, parallel downloads, and streaming execution for dramatic speedups.

Top of the page

First / Previous / Next / Last / Page 1 of 0 SemanticScuttle - klotz.me: Tags: performance

About - Propulsed by SemanticScuttle