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Linux内核RCU同步机制深度实战：从宽限期管理到生产级无锁读取

深入解析Linux内核RCU同步机制的原理与实战应用，涵盖宽限期管理、Grace Period检测、内存序屏障、内核使用模式（链表/hlist/kfree_rcu）、性能基准对比（比rwlock提升138倍）、以及VFS/网络路由/FIB等子系统中的应用实践。

编程技术 2026年09月28日 0 点赞 0 评论 4 浏览

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[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000136s ]
[ CACHE ] INIT File
[ BEHAVIOR ] Run \addons\cms\Cms @app_init [ RunTime:0.009559s ]
[ BEHAVIOR ] Run \addons\fastchat\Fastchat @app_init [ RunTime:0.000195s ]
[ BEHAVIOR ] Run \addons\log\Log @app_init [ RunTime:0.000487s ]
[ BEHAVIOR ] Run \addons\shop\Shop @app_init [ RunTime:0.003798s ]
[ BEHAVIOR ] Run \addons\yunping\Yunping @app_init [ RunTime:0.000621s ]
[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000781s ]
[ BEHAVIOR ] Run app\common\behavior\Common @app_init [ RunTime:0.001692s ]
[ LANG ] /www/wwwroot/yebinbing/thinkphp/lang/zh-cn.php
[ BEHAVIOR ] Run app\common\behavior\Common @app_dispatch [ RunTime:0.000266s ]
[ ROUTE ] array ( 'type' => 'method', 'method' => array ( 0 => '\\think\\addons\\Route', 1 => 'execute', ), 'var' => array ( 'addon' => 'cms', 'controller' => 'tag', 'action' => 'index', ), )
[ HEADER ] array ( 'x-forwarded-proto' => 'https', 'cf-visitor' => '{"scheme":"https"}', 'cf-ipcountry' => 'US', 'cf-connecting-ip' => '216.73.216.103', 'cdn-loop' => 'cloudflare; loops=1', 'user-agent' => 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])', 'accept-encoding' => 'gzip, br', 'accept' => '*/*', 'cf-ray' => 'a421f676fe83284b-CMH', 'x-forwarded-for' => '216.73.216.103', 'host' => 'www.ybb.press', 'content-length' => '', 'content-type' => '', )
[ PARAM ] array ( 'orderby' => 'views', 'orderway' => 'desc', 'diyname' => '无锁读取', )
[ RUN ] think\addons\Route->execute[ /www/wwwroot/yebinbing/vendor/fastadminnet/fastadmin-addons/src/addons/Route.php ]
[ LANG ] /www/wwwroot/yebinbing/public/../application/common/lang/zh-cn/addon.php
[ BEHAVIOR ] Run app\common\behavior\Common @addon_begin [ RunTime:0.005735s ]
[ LANG ] /www/wwwroot/yebinbing/addons/cms/lang/zh-cn.php
[ DB ] INIT mysql
[ VIEW ] /www/wwwroot/yebinbing/addons/cms/view/default/tag.html [ array ( 0 => 'config', 1 => 'user', 2 => 'site', 3 => '__CHANNEL__', 4 => 'isWechat', 5 => 'canonical_url', 6 => '__FILTERLIST__', 7 => '__ORDERLIST__', 8 => '__TAG__', 9 => '__TAGS__', 10 => '__PAGELIST__', ) ]
[ SESSION ] INIT array ( 'id' => '', 'var_session_id' => '', 'prefix' => 'think', 'type' => '', 'auto_start' => true, )
[ BEHAVIOR ] Run \addons\cms\Cms @view_filter [ RunTime:0.000350s ]
[ BEHAVIOR ] Run \addons\shop\Shop @view_filter [ RunTime:0.000106s ]

0.294888s

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Linux内核RCU同步机制深度实战：从宽限期管理到生产级无锁读取

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