<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>ICI on Pengcheng's Blog</title><link>https://pengchengneo.github.io/tags/ici/</link><description>Recent content in ICI on Pengcheng's Blog</description><generator>Hugo -- gohugo.io</generator><language>zh-CN</language><copyright>© 2026 Pengcheng</copyright><lastBuildDate>Wed, 15 Apr 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://pengchengneo.github.io/tags/ici/index.xml" rel="self" type="application/rss+xml"/><item><title>TPU v6e ICI 带宽实测——单条 Link 93 GB/s，标称 800 GB/s 的真相</title><link>https://pengchengneo.github.io/posts/tpu-v6e-ici-bandwidth-test/</link><pubDate>Wed, 15 Apr 2026 00:00:00 +0000</pubDate><guid>https://pengchengneo.github.io/posts/tpu-v6e-ici-bandwidth-test/</guid><description>在 GKE 上对 TPU v6e 2×2 集群进行 ICI 带宽实测，验证 device_put 跨 mesh 走 ICI 直连不经 Host，实测单条 Link 单向 93 GB/s、psum 4-device 聚合 445 GB/s，并分析标称 800 GB/s 与实际带宽的差距</description></item></channel></rss>