<!DOCTYPE html>
< html lang = "en-US" >
< head >
< meta charset = "utf-8" >
< meta name = "viewport" content = "width=device-width,initial-scale=1" >
< meta name = "generator" content = "VuePress 2.0.0-beta.49" >
< style >
:root {
--c-bg: #fff;
}
html.dark {
--c-bg: #22272e;
}
html, body {
background-color: var(--c-bg);
}
< / style >
< script >
const userMode = localStorage.getItem('vuepress-color-scheme');
const systemDarkMode = window.matchMedia & & window.matchMedia('(prefers-color-scheme: dark)').matches;
if (userMode === 'dark' || (userMode !== 'light' & & systemDarkMode)) {
document.documentElement.classList.toggle('dark', true);
}
< / script >
< link rel = "icon" href = "/images/favicon.ico" > < meta name = "viewport" content = "width=device-width, initial-scale=1.0" > < meta property = "og:title" content = "Arthas" > < meta property = "og:image:alt" content = "Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - alibaba/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas" > < meta property = "og:image" content = "/images/arthas_mate_image.png" > < meta property = "og:description" content = "Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - alibaba/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas" > < meta property = "og:image:width" content = "1200" > < meta property = "og:image:height" content = "600" > < meta property = "twitter:image:src" content = "/images/arthas_mate_image.png" > < meta property = "twitter:image:alt" content = "Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - alibaba/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas" > < meta itemprop = "name" content = "Arthas" > < meta itemprop = "image" content = "/images/arthas_mate_image.png" > < meta itemprop = "description" content = "Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - alibaba/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas" > < script >
var _hmt = _hmt || [];
(function() {
var hm = document.createElement("script");
hm.src = "https://hm.baidu.com/hm.js?d5c5e25b100f0eb51a4c35c8a86ea9b4";
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(hm, s);
})();
< / script > < title > Home | arthas< / title > < meta name = "description" content = "arthas user document" >
< link rel = "modulepreload" href = "/assets/app.391b0e4e.js" > < link rel = "modulepreload" href = "/assets/index.html.3eba35be.js" > < link rel = "modulepreload" href = "/assets/index.html.d3cced9f.js" > < link rel = "prefetch" href = "/assets/index.html.ec74869a.js" > < link rel = "prefetch" href = "/assets/index.html.c11a8683.js" > < link rel = "prefetch" href = "/assets/advanced-use.html.d690d46c.js" > < link rel = "prefetch" href = "/assets/advice-class.html.4e93ebd7.js" > < link rel = "prefetch" href = "/assets/agent.html.a02fd5cb.js" > < link rel = "prefetch" href = "/assets/arthas-properties.html.e0301951.js" > < link rel = "prefetch" href = "/assets/arthas3.html.d1633eb8.js" > < link rel = "prefetch" href = "/assets/async.html.17ea43ab.js" > < link rel = "prefetch" href = "/assets/auth.html.37ca6bb5.js" > < link rel = "prefetch" href = "/assets/base64.html.b9530fc8.js" > < link rel = "prefetch" href = "/assets/batch-support.html.a2be35e2.js" > < link rel = "prefetch" href = "/assets/cat.html.42885227.js" > < link rel = "prefetch" href = "/assets/classloader.html.faacf70e.js" > < link rel = "prefetch" href = "/assets/cls.html.af39fd39.js" > < link rel = "prefetch" href = "/assets/commands.html.9dc0463a.js" > < link rel = "prefetch" href = "/assets/contact-us.html.16fb01ac.js" > < link rel = "prefetch" href = "/assets/dashboard.html.0b694615.js" > < link rel = "prefetch" href = "/assets/docker.html.797da397.js" > < link rel = "prefetch" href = "/assets/download.html.a75cd477.js" > < link rel = "prefetch" href = "/assets/dump.html.e5e17e0e.js" > < link rel = "prefetch" href = "/assets/echo.html.922d5af6.js" > < link rel = "prefetch" href = "/assets/faq.html.abd854f1.js" > < link rel = "prefetch" href = "/assets/getstatic.html.77a5a68e.js" > < link rel = "prefetch" href = "/assets/grep.html.75fa6737.js" > < link rel = "prefetch" href = "/assets/groovy.html.bcb88dfe.js" > < link rel = "prefetch" href = "/assets/heapdump.html.5e26a91c.js" > < link rel = "prefetch" href = "/assets/help.html.9365d9ca.js" > < link rel = "prefetch" href = "/assets/history.html.19b5039d.js" > < link rel = "prefetch" href = "/assets/http-api.html.1b6f4877.js" > < link rel = "prefetch" href = "/assets/idea-plugin.html.438f3f13.js" > < link rel = "prefetch" href = "/assets/install-detail.html.cfd3d763.js" > < link rel = "prefetch" href = "/assets/jad.html.45a48802.js" > < link rel = "prefetch" href = "/assets/jvm.html.9e2ef28b.js" > < link rel = "prefetch" href = "/assets/keymap.html.82e95f8e.js" > < link rel = "prefetch" href = "/assets/logger.html.38490b13.js" > < link rel = "prefetch" href = "/assets/manual-install.html.1daf5a51.js" > < link rel = "prefetch" href = "/assets/mbean.html.b5a19b16.js" > < link rel = "prefetch" href = "/assets/mc.html.28a839a5.js" > < link rel = "prefetch" href = "/assets/memory.html.21a8a665.js" > < link rel = "prefetch" href = "/assets/monitor.html.ea7499e3.js" > < link rel = "prefetch" href = "/assets/ognl.html.c55aa597.js" > < link rel = "prefetch" href = "/assets/options.html.da3ef3a3.js" > < link rel = "prefetch" href = "/assets/perfcounter.html.cfebcf2d.js" > < link rel = "prefetch" href = "/assets/profiler.html.cd7e1584.js" > < link rel = "prefetch" href = "/assets/pwd.html.9c92f559.js" > < link rel = "prefetch" href = "/assets/quick-start.html.d9abe6d7.js" > < link rel = "prefetch" href = "/assets/quit.html.3f89724d.js" > < link rel = "prefetch" href = "/assets/redefine.html.8a08813b.js" > < link rel = "prefetch" href = "/assets/release-notes.html.dc8ff1f0.js" > < link rel = "prefetch" href = "/assets/reset.html.1413086f.js" > < link rel = "prefetch" href = "/assets/retransform.html.342303bb.js" > < link rel = "prefetch" href = "/assets/save-log.html.c42ff748.js" > < link rel = "prefetch" href = "/assets/sc.html.f9c5b69c.js" > < link rel = "prefetch" href = "/assets/session.html.6904a40b.js" > < link rel = "prefetch" href = "/assets/sm.html.a212974a.js" > < link rel = "prefetch" href = "/assets/spring-boot-starter.html.e62a7a68.js" > < link rel = "prefetch" href = "/assets/stack.html.a3201354.js" > < link rel = "prefetch" href = "/assets/start-arthas.html.5421937d.js" > < link rel = "prefetch" href = "/assets/stop.html.e7556014.js" > < link rel = "prefetch" href = "/assets/sysenv.html.51ba409a.js" > < link rel = "prefetch" href = "/assets/sysprop.html.480d71dd.js" > < link rel = "prefetch" href = "/assets/tee.html.09a9aee7.js" > < link rel = "prefetch" href = "/assets/thread.html.f9fb3f7f.js" > < link rel = "prefetch" href = "/assets/trace.html.802884f0.
< link rel = "stylesheet" href = "/assets/style.c4fc83ba.css" >
< / head >
< body >
< div id = "app" > <!-- [ --> < div class = "theme-container no-sidebar" > <!-- [ --> < header class = "navbar" > < div class = "toggle-sidebar-button" title = "toggle sidebar" aria-expanded = "false" role = "button" tabindex = "0" > < div class = "icon" aria-hidden = "true" > < span > < / span > < span > < / span > < span > < / span > < / div > < / div > < span > < a aria-current = "page" href = "/en/" class = "router-link-active router-link-exact-active" data-v-2aa8cc94 > <!-- --> < span class = "site-name can-hide" data-v-2aa8cc94 > arthas< / span > < span class = "navbar-version" data-v-2aa8cc94 > v3.6.4< / span > < / a > < / span > < div class = "navbar-items-wrapper" style = "" > <!-- [ --> <!-- ] --> < nav class = "navbar-items can-hide" > <!-- [ --> < div class = "navbar-item" > < a aria-current = "page" href = "/en/" class = "router-link-active router-link-exact-active" aria-label = "HOME" > <!-- [ --> <!-- ] --> HOME <!-- [ --> <!-- ] --> < / a > < / div > < div class = "navbar-item" > < a class = "external-link" href = "/doc/arthas-tutorials.html?language=en&id=arthas-basics" rel = "noopener noreferrer" target = "_blank" aria-label = "ONLINE TUTORIALS" > <!-- [ --> <!-- ] --> < span > ONLINE TUTORIALS< / span > < span > < svg class = "external-link-icon" xmlns = "http://www.w3.org/2000/svg" aria-hidden = "true" focusable = "false" x = "0px" y = "0px" viewbox = "0 0 100 100" width = "15" height = "15" > < path fill = "currentColor" d = "M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z" > < / path > < polygon fill = "currentColor" points = "45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9" > < / polygon > < / svg > < span class = "external-link-icon-sr-only" > open in new window< / span > < / span > <!-- [ --> <!-- ] --> < / a > < / div > < div class = "navbar-item" > < a href = "/en/doc" class = "" aria-label = "DOCS" > <!-- [ --> <!-- ] --> DOCS <!-- [ --> <!-- ] --> < / a > < / div > < div class = "navbar-item" > < div class = "navbar-dropdown-wrapper" > < button class = "navbar-dropdown-title" type = "button" aria-label = "SOLUTIONS" > < span class = "title" > SOLUTIONS< / span > < span class = "arrow down" > < / span > < / button > < button class = "navbar-dropdown-title-mobile" type = "button" aria-label = "SOLUTIONS" > < span class = "title" > SOLUTIONS< / span > < span class = "right arrow" > < / span > < / button > < ul style = "display:none;" class = "navbar-dropdown" > <!-- [ --> < li class = "navbar-dropdown-item" > < a class = "external-link" href = "https://cn.aliyun.com/product/aliware/mse?spm=arthas.topbar.0.0.0" rel = "noopener noreferrer" target = "_blank" aria-label = "Microservice solutions" > <!-- [ --> <!-- ] --> < span > Microservice solutions< / span > < span > < svg class = "external-link-icon" xmlns = "http://www.w3.org/2000/svg" aria-hidden = "true" focusable = "false" x = "0px" y = "0px" viewbox = "0 0 100 100" width = "15" height = "15" > < path fill = "currentColor" d = "M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z" > < / path > < polygon fill = "currentColor" points = "45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9" > < / polygon > < / svg > < span class = "external-link-icon-sr-only" > open in new window< / span > < / span > <!-- [ --> <!-- ] --> < / a > < / li > < li class = "navbar-dropdown-item" > < a class = "external-link" href = "https://www.aliyun.com/aliware/txc?spm=arthas.topbar.0.0.0" rel = "noopener noreferrer" target = "_blank" aria-label = "Distributed transaction solutions" > <!-- [ --> <!-- ] --> < span > Distributed transaction solutions< / span > < span > < svg class = "external-link-icon" xmlns = "http://www.w3.org/2000/svg" aria-hidden = "true" focusable = "false" x = "0px" y = "0px" viewbox = "0 0 100 100" width = "15" height = "15" > < path fill = "currentColor" d = "M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z" > < / path > < polygon fill = "currentColor" points = "45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9" > < / polygon > < / svg > < span class = "external-link-icon-sr-only" > open in new window< / span > < / span > <!-- [ --> <!-- ] --> < / a > < / li > < li class = "navbar-dropdown-item" > < a class = "external-link" href = "https://www.aliyun.com/product/ahas?spm=arthas.topbar.0.0.0" rel = "noopener noreferrer" target = "_blank" aria-label = "High-availability solution" > <!-- [ --> <!-- ] --> < span > High-availability solution
c-0.1,0-19.8,95.4-32.9,159.1c-1.1,5.8,1,11.9,6,15.5c5,3.7,11.4,3.7,16.5,0.9C171.3,466,256,417.7,256,417.7l141.1,80.5
c5.1,2.8,11.6,2.8,16.6-0.9c5-3.7,7.1-9.7,6-15.5l-32.8-159.1L507,213.4c4.3-4,6.2-10.2,4.3-16.1c-1.9-5.9-7.1-9.8-12.9-10.4
c-64.6-7.2-161.5-18-161.5-18L269.9,20.8c-2.5-5.3-7.8-9-14-9c-6.2,0-11.5,3.7-13.9,9L175.1,168.9z">< / path > < / g > < / svg > < span data-v-5ffdfeda > 0< / span > < / a > < a class = "my-badge" href = "https://github.com/alibaba/arthas/fork" target = "_blank" data-v-9ffa8d88 data-v-5ffdfeda > < svg version = "1.1" id = "Layer_1" xmlns = "http://www.w3.org/2000/svg" xmlns:xlink = "http://www.w3.org/1999/xlink" x = "0px" y = "0px" viewbox = "131 -131 512 512" style = "enable-background:new 131 -131 512 512;height:1rem;fill:var(--c-text);" xml:space = "preserve" data-v-5ffdfeda > < g id = "XMLID_2_" > < path id = "XMLID_8_" d = "M312.8,317c0-8.5-3.4-16.2-9.4-23s-13.7-9.4-23-9.4c-9.3,0-16.2,3.4-23,9.4c-6,6-9.4,13.7-9.4,23
s3.4,16.2,9.4,23c6,6,13.7,9.4,23,9.4c9.3,0,16.2-3.4,23-9.4C310.2,334,312.8,325.5,312.8,317z M312.8-67c0-8.5-3.4-16.2-9.4-23
c-6-6-13.7-9.4-23-9.4c-9.3,0-16.2,3.4-23,9.4c-6,6-9.4,13.7-9.4,23c0,8.5,3.4,16.2,9.4,23c6,6,13.7,9.4,23,9.4
c9.3,0,16.2-3.4,23-9.4C310.2-49.9,312.8-58.5,312.8-67z M526.1-24.3c0-8.5-3.4-16.2-9.4-23s-13.7-9.4-23-9.4s-16.2,3.4-23,9.4
s-9.4,13.7-9.4,23s3.4,16.2,9.4,23c6,6,13.7,9.4,23,9.4s16.2-3.4,23-9.4C522.7-8.1,526.1-15.8,526.1-24.3z M557.7-24.3
c0,11.9-2.6,22.2-8.5,32.4s-13.7,17.9-23,23c-0.9,64-25.6,110.1-75.1,138.2c-15.4,8.5-37.5,17.1-67.4,27.3
c-28.2,8.5-46.9,17.1-56.3,23.9c-9.4,6.8-13.7,17.9-13.7,33.3v8.5c9.4,6,17.9,13.7,23,23c5.1,9.4,8.5,20.5,8.5,32.4
c0,17.9-6,33.3-18.8,45.2c-12.8,11.9-28.1,18.1-46.1,18.1s-33.3-6-45.2-18.8s-18.8-27.3-18.8-45.2c0-11.9,2.6-22.2,8.5-32.4
c6-10.2,13.7-17.9,23-23V-11.5c-9.4-6-17.9-13.7-23-23s-8.5-20.6-8.5-32.5c0-17.9,6-33.3,18.8-45.2c12.8-11.9,27.3-18.8,45.2-18.8
c17.9,0,33.3,6,45.2,18.8s18.8,27.3,18.8,45.2c0,11.9-2.6,22.2-8.5,32.4c-5.9,10.2-13.7,17.9-23,23V154c11.9-6,29-11.9,51.2-18.8
c11.9-3.4,22.2-6.8,29-10.2c6.8-3.4,15.4-6,23.9-10.2s15.4-8.5,19.6-12.8s9.4-10.2,13.7-17.1s7.7-14.5,9.4-23
c1.7-8.5,2.6-18.8,2.6-30.7c-9.4-6-17.9-13.7-23-23s-8.5-20.5-8.5-32.4c0-17.9,6-33.3,18.8-45.2c12.8-12.8,27.3-18.8,45.2-18.8
s33.3,6,45.2,18.8C551.7-57.6,557.7-42.3,557.7-24.3z">< / path > < / g > < / svg > < span data-v-5ffdfeda > 0< / span > < / a > < / div > < p class = "actions" > <!-- [ --> < a href = "/doc/quick-start.html" class = "action-button primary" aria-label = "Quick Start" > <!-- [ --> <!-- ] --> Quick Start <!-- [ --> <!-- ] --> < / a > < a class = "external-link action-button secondary" href = "https://github.com/alibaba/arthas" rel = "noopener noreferrer" target = "_blank" aria-label = "View on github" > <!-- [ --> <!-- ] --> < span > View on github< / span > < span > < svg class = "external-link-icon" xmlns = "http://www.w3.org/2000/svg" aria-hidden = "true" focusable = "false" x = "0px" y = "0px" viewbox = "0 0 100 100" width = "15" height = "15" > < path fill = "currentColor" d = "M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z" > < / path > < polygon fill = "currentColor" points = "45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9" > < / polygon > < / svg > < span class = "external-link-icon-sr-only" > open in new window< / span > < / span > <!-- [ --> <!-- ] --> < / a > <!-- ] --> < / p > < / div > < / header > < div class = "features" data-v-485fc84e > <!-- [ --> < div class = "feature" data-v-485fc84e > < div class = "icon" data-v-485fc84e > 🖥< / div > < h2 data-v-485fc84e > Dashboard< / h2 > < p data-v-485fc84e > View the operating status of the system in real time< / p > < / div > < div class = "feature" data-v-485fc84e > < div class = "icon" data-v-485fc84e > 🔬< / div > < h2 data-v-485fc84e > Parameters/Return values/Exceptions< / h2 > < p data-v-485fc84e > View method parameters, return values and exceptions< / p > < / div > < div class = "feature" data-v-485fc84e > < div class = "icon" data-v-485fc84e > 🔩< / div > < h2 data-v-485fc84e > Online hotswap< / h2 > < p data-v-485fc84e > jad/sc/redefine online hotswap< / p > < / div > < div class = "feature" data-v-485fc84e > < div class = "icon" data-v-485fc84e > 🩺< / div > < h2 data-v-485fc84e > Class conflict< / h2 > < p data-v-485fc84e > Resolve the class conflict problem in seconds, locate the class loading path< / p > < / div > < div class = "feature" data-v-485fc84e > < div class = "icon" data-v-485fc84e > ⚡️< / div > < h2 data-v-485fc84e > Flame Graph< / h2 > < p data-v-485fc84e > Quickly locate application hotspots and generate flame graphs< / p > < / div > < div class = "feature" data-v-485fc84e > < div class = "icon" data-v-485fc84e > 📡< / div > < h2 data-v-485fc84e > WebConsole< / h2 > < p data-v-485fc84e > Online diagnosis< / p > < / div > <!-- ] --> < / div > < div class = "theme-default-content" > < div > < / div > < / div > < div class = "user-boards" data-v-59b26b9c > < h1 data-v-59b26b9c > Users< / h1 > < p data-v-59b26b9c > Providing your info on < a href = 'https://github.com/alibaba/arthas/issues/111' target = '_blank' > Wanted: who's using arthas< / a > to help improving arthas better< / p > < div class = "user-logos" data-v-59b26b9c > <!-- [ --> < img class = "users-logo" src = "/images/users/users_alibaba.png" data-v-59b26b9c data-v-31d374d1 > < img class = "users-logo" src = "/images/users/users_didi.png" data-v-59b26b9c data-v-31d374d1 > < img class = "users-logo" src = "/images/users/users_kaola.png" data-v-59b26b9c data-v-31d374d1 > < img class = "users-logo" src = "/images/users/users_qunar.png" data-v-59b26b9c data-v-31d374d1 > < img class = "users-logo" src = "/images/users/users_telecom.png" data-v-59b26b9c data-v-31d374d1 > < img class = "users-logo" src = "/images/users/users_weidian.png" data-v-59b26b9c data-v-31d374d1 > < img class = "users-logo" src = "/images/users/users_icbc.png" data-v-59b26b9c data-v-31d374d1 > < img class = "users-logo" src = "/images/users/users_yinlian.png" data-v-59b26b9c data-v-31d374d1 > <!-- ] --> < / div > < / div > <!-- [ --> < div class = "footer" > Apache-2.0 license | Copyright 2018-present, Alibaba Middleware Group, and contributors< / div > <!-- ] --> < / main > <!-- ] --> < / div > <!-- --> <!-- ] --> < / div >
< script type = "module" src = "/assets/app.391b0e4e.js" defer > < / script >
< / body >
< / html >