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Linux SLUB分配器深度分析：小内存分配的极致优化

深入解析 SLUB（Unqueued Slab）分配器：slab 缓存管理、CPU本地缓存、调试与检测功能、内存碎片控制、与 SLAB/SLUB 历史对比以及 sysfs 调优接口。

编程技术 2026年09月28日 0 点赞 0 评论 2 浏览

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基本文件流程错误 SQL 调试

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/www/wwwroot/yebinbing/addons/fastchat/Fastchat.php ( 3.44 KB )
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/www/wwwroot/yebinbing/addons/yunping/Yunping.php ( 19.78 KB )
/www/wwwroot/yebinbing/addons/signin/Signin.php ( 2.24 KB )
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[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000086s ]
[ CACHE ] INIT File
[ BEHAVIOR ] Run \addons\cms\Cms @app_init [ RunTime:0.008840s ]
[ BEHAVIOR ] Run \addons\fastchat\Fastchat @app_init [ RunTime:0.000231s ]
[ BEHAVIOR ] Run \addons\log\Log @app_init [ RunTime:0.000402s ]
[ BEHAVIOR ] Run \addons\shop\Shop @app_init [ RunTime:0.003350s ]
[ BEHAVIOR ] Run \addons\yunping\Yunping @app_init [ RunTime:0.000442s ]
[ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000575s ]
[ BEHAVIOR ] Run app\common\behavior\Common @app_init [ RunTime:0.001411s ]
[ LANG ] /www/wwwroot/yebinbing/thinkphp/lang/zh-cn.php
[ BEHAVIOR ] Run app\common\behavior\Common @app_dispatch [ RunTime:0.000105s ]
[ ROUTE ] array ( 'type' => 'method', 'method' => array ( 0 => '\\think\\addons\\Route', 1 => 'execute', ), 'var' => array ( 'addon' => 'cms', 'controller' => 'tag', 'action' => 'index', ), )
[ HEADER ] array ( 'cookie' => 'PHPSESSID=3kkbtnscjs3ii9iaf6jn6dbq31', 'x-forwarded-proto' => 'https', 'cf-visitor' => '{"scheme":"https"}', 'cf-ipcountry' => 'US', 'cf-connecting-ip' => '216.73.216.103', 'cdn-loop' => 'cloudflare; loops=1', 'cf-ray' => 'a41f0f5d8a2acc36-CMH', 'accept-encoding' => 'gzip, br', 'accept' => '*/*', 'user-agent' => 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; [email protected])', 'x-forwarded-for' => '216.73.216.103', 'host' => 'www.ybb.press', 'content-length' => '', 'content-type' => '', )
[ PARAM ] array ( 'orderby' => 'id', 'orderway' => 'desc', 'diyname' => '内存分配', )
[ 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:0.004348s ]
[ 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:0.000370s ]
[ BEHAVIOR ] Run \addons\shop\Shop @view_filter [ RunTime:0.000138s ]

0.290262s

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Linux SLUB分配器深度分析：小内存分配的极致优化

内存分配

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内存分配

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