<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>DataLoader on 安橙的博客</title><link>https://blog.ans20xx.com/tags/dataloader/</link><description>Recent content in DataLoader on 安橙的博客</description><generator>Hugo -- 0.163.3</generator><language>zh</language><lastBuildDate>Sat, 20 Jun 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://blog.ans20xx.com/tags/dataloader/index.xml" rel="self" type="application/rss+xml"/><item><title>Day 25 · 数据 Pipeline</title><link>https://blog.ans20xx.com/posts/ai/day25/</link><pubDate>Sat, 20 Jun 2026 00:00:00 +0000</pubDate><guid>https://blog.ans20xx.com/posts/ai/day25/</guid><description>进入训练数据通路:理解 WebDataset、Mosaic Streaming 与自定义 IterableDataset 的设计取舍;调优 DataLoader 的 num_workers、prefetch_factor、pin_memory、persistent_workers 与 shared memory,定位 GPU starvation。</description></item></channel></rss>