1<!DOCTYPE html> 2<html lang="en"> 3<head> 4 <meta charset="utf-8"> 5 <meta name="viewport" content="width=device-width"> 6 <meta name="nodejs.org:node-version" content="v14.19.1"> 7 <title>Diagnostic report | Node.js v14.19.1 Documentation</title> 8 <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Lato:400,700,400italic&display=fallback"> 9 <link rel="stylesheet" href="assets/style.css"> 10 <link rel="stylesheet" href="assets/hljs.css"> 11 <link rel="canonical" href="https://nodejs.org/api/report.html"> 12</head> 13<body class="alt apidoc" id="api-section-report"> 14 <div id="content" class="clearfix"> 15 <div id="column2" class="interior"> 16 <div id="intro" class="interior"> 17 <a href="/" title="Go back to the home page"> 18 Node.js 19 </a> 20 </div> 21 <ul> 22<li><a href="documentation.html" class="nav-documentation">About this documentation</a></li> 23<li><a href="synopsis.html" class="nav-synopsis">Usage and example</a></li> 24</ul> 25<hr class="line"> 26<ul> 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<div id="column1" data-id="report" class="interior"> 90 <header> 91 <div class="header-container"> 92 <h1>Node.js v14.19.1 documentation</h1> 93 <button class="theme-toggle-btn" id="theme-toggle-btn" title="Toggle dark mode/light mode" aria-label="Toggle dark mode/light mode" hidden> 94 <svg xmlns="http://www.w3.org/2000/svg" class="icon dark-icon" height="24" width="24"> 95 <path fill="none" d="M0 0h24v24H0z" /> 96 <path d="M11.1 12.08c-2.33-4.51-.5-8.48.53-10.07C6.27 2.2 1.98 6.59 1.98 12c0 .14.02.28.02.42.62-.27 1.29-.42 2-.42 1.66 0 3.18.83 4.1 2.15A4.01 4.01 0 0111 18c0 1.52-.87 2.83-2.12 3.51.98.32 2.03.5 3.11.5 3.5 0 6.58-1.8 8.37-4.52-2.36.23-6.98-.97-9.26-5.41z"/> 97 <path d="M7 16h-.18C6.4 14.84 5.3 14 4 14c-1.66 0-3 1.34-3 3s1.34 3 3 3h3c1.1 0 2-.9 2-2s-.9-2-2-2z"/> 98 </svg> 99 <svg xmlns="http://www.w3.org/2000/svg" class="icon light-icon" height="24" width="24"> 100 <path d="M0 0h24v24H0z" fill="none" /> 101 <path d="M6.76 4.84l-1.8-1.79-1.41 1.41 1.79 1.79 1.42-1.41zM4 10.5H1v2h3v-2zm9-9.95h-2V3.5h2V.55zm7.45 3.91l-1.41-1.41-1.79 1.79 1.41 1.41 1.79-1.79zm-3.21 13.7l1.79 1.8 1.41-1.41-1.8-1.79-1.4 1.4zM20 10.5v2h3v-2h-3zm-8-5c-3.31 0-6 2.69-6 6s2.69 6 6 6 6-2.69 6-6-2.69-6-6-6zm-1 16.95h2V19.5h-2v2.95zm-7.45-3.91l1.41 1.41 1.79-1.8-1.41-1.41-1.79 1.8z"/> 102 </svg> 103 </button> 104 </div> 105 <div id="gtoc"> 106 <ul> 107 <li> 108 <a href="index.html">Index</a> 109 </li> 110 <li> 111 <a href="all.html">View on single page</a> 112 </li> 113 <li> 114 <a href="report.json">View as JSON</a> 115 </li> 116 117 <li class="version-picker"> 118 <a href="#">View another version <span>▼</span></a> 119 <ol class="version-picker"><li><a href="https://nodejs.org/docs/latest-v17.x/api/report.html">17.x</a></li> 120<li><a href="https://nodejs.org/docs/latest-v16.x/api/report.html">16.x <b>LTS</b></a></li> 121<li><a href="https://nodejs.org/docs/latest-v15.x/api/report.html">15.x</a></li> 122<li><a href="https://nodejs.org/docs/latest-v14.x/api/report.html">14.x <b>LTS</b></a></li> 123<li><a href="https://nodejs.org/docs/latest-v13.x/api/report.html">13.x</a></li> 124<li><a href="https://nodejs.org/docs/latest-v12.x/api/report.html">12.x <b>LTS</b></a></li> 125<li><a href="https://nodejs.org/docs/latest-v11.x/api/report.html">11.x</a></li></ol> 126 </li> 127 128 <li class="edit_on_github"><a href="https://github.com/nodejs/node/edit/master/doc/api/report.md">Edit on GitHub</a></li> 129 </ul> 130 </div> 131 <hr> 132 </header> 133 134 <details id="toc" open><summary>Table of contents</summary><ul> 135<li><span class="stability_2"><a href="#report_diagnostic_report">Diagnostic report</a></span> 136<ul> 137<li><a href="#report_usage">Usage</a></li> 138<li><a href="#report_configuration">Configuration</a></li> 139<li><a href="#report_interaction_with_workers">Interaction with workers</a></li> 140</ul> 141</li> 142</ul></details> 143 144 <div id="apicontent"> 145 <h2>Diagnostic report<span><a class="mark" href="#report_diagnostic_report" id="report_diagnostic_report">#</a></span></h2> 146 147 148<p></p><div class="api_stability api_stability_2"><a href="documentation.html#documentation_stability_index">Stability: 2</a> - Stable</div><p></p> 149 150<p>Delivers a JSON-formatted diagnostic summary, written to a file.</p> 151<p>The report is intended for development, test and production use, to capture 152and preserve information for problem determination. It includes JavaScript 153and native stack traces, heap statistics, platform information, resource 154usage etc. With the report option enabled, diagnostic reports can be triggered 155on unhandled exceptions, fatal errors and user signals, in addition to 156triggering programmatically through API calls.</p> 157<p>A complete example report that was generated on an uncaught exception 158is provided below for reference.</p> 159<pre><code class="language-json"><span class="hljs-punctuation">{</span> 160 <span class="hljs-attr">"header"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 161 <span class="hljs-attr">"reportVersion"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1</span><span class="hljs-punctuation">,</span> 162 <span class="hljs-attr">"event"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"exception"</span><span class="hljs-punctuation">,</span> 163 <span class="hljs-attr">"trigger"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"Exception"</span><span class="hljs-punctuation">,</span> 164 <span class="hljs-attr">"filename"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"report.20181221.005011.8974.0.001.json"</span><span class="hljs-punctuation">,</span> 165 <span class="hljs-attr">"dumpEventTime"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"2018-12-21T00:50:11Z"</span><span class="hljs-punctuation">,</span> 166 <span class="hljs-attr">"dumpEventTimeStamp"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"1545371411331"</span><span class="hljs-punctuation">,</span> 167 <span class="hljs-attr">"processId"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">8974</span><span class="hljs-punctuation">,</span> 168 <span class="hljs-attr">"cwd"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/home/nodeuser/project/node"</span><span class="hljs-punctuation">,</span> 169 <span class="hljs-attr">"commandLine"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">[</span> 170 <span class="hljs-string">"/home/nodeuser/project/node/out/Release/node"</span><span class="hljs-punctuation">,</span> 171 <span class="hljs-string">"--report-uncaught-exception"</span><span class="hljs-punctuation">,</span> 172 <span class="hljs-string">"/home/nodeuser/project/node/test/report/test-exception.js"</span><span class="hljs-punctuation">,</span> 173 <span class="hljs-string">"child"</span> 174 <span class="hljs-punctuation">]</span><span class="hljs-punctuation">,</span> 175 <span class="hljs-attr">"nodejsVersion"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"v12.0.0-pre"</span><span class="hljs-punctuation">,</span> 176 <span class="hljs-attr">"glibcVersionRuntime"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"2.17"</span><span class="hljs-punctuation">,</span> 177 <span class="hljs-attr">"glibcVersionCompiler"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"2.17"</span><span class="hljs-punctuation">,</span> 178 <span class="hljs-attr">"wordSize"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"64 bit"</span><span class="hljs-punctuation">,</span> 179 <span class="hljs-attr">"arch"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"x64"</span><span class="hljs-punctuation">,</span> 180 <span class="hljs-attr">"platform"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"linux"</span><span class="hljs-punctuation">,</span> 181 <span class="hljs-attr">"componentVersions"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 182 <span class="hljs-attr">"node"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"12.0.0-pre"</span><span class="hljs-punctuation">,</span> 183 <span class="hljs-attr">"v8"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"7.1.302.28-node.5"</span><span class="hljs-punctuation">,</span> 184 <span class="hljs-attr">"uv"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"1.24.1"</span><span class="hljs-punctuation">,</span> 185 <span class="hljs-attr">"zlib"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"1.2.11"</span><span class="hljs-punctuation">,</span> 186 <span class="hljs-attr">"ares"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"1.15.0"</span><span class="hljs-punctuation">,</span> 187 <span class="hljs-attr">"modules"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"68"</span><span class="hljs-punctuation">,</span> 188 <span class="hljs-attr">"nghttp2"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"1.34.0"</span><span class="hljs-punctuation">,</span> 189 <span class="hljs-attr">"napi"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"3"</span><span class="hljs-punctuation">,</span> 190 <span class="hljs-attr">"llhttp"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"1.0.1"</span><span class="hljs-punctuation">,</span> 191 <span class="hljs-attr">"openssl"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"1.1.0j"</span> 192 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 193 <span class="hljs-attr">"release"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 194 <span class="hljs-attr">"name"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"node"</span> 195 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 196 <span class="hljs-attr">"osName"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"Linux"</span><span class="hljs-punctuation">,</span> 197 <span class="hljs-attr">"osRelease"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"3.10.0-862.el7.x86_64"</span><span class="hljs-punctuation">,</span> 198 <span class="hljs-attr">"osVersion"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"#1 SMP Wed Mar 21 18:14:51 EDT 2018"</span><span class="hljs-punctuation">,</span> 199 <span class="hljs-attr">"osMachine"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"x86_64"</span><span class="hljs-punctuation">,</span> 200 <span class="hljs-attr">"cpus"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">[</span> 201 <span class="hljs-punctuation">{</span> 202 <span class="hljs-attr">"model"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"Intel(R) Core(TM) i7-6820HQ CPU @ 2.70GHz"</span><span class="hljs-punctuation">,</span> 203 <span class="hljs-attr">"speed"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">2700</span><span class="hljs-punctuation">,</span> 204 <span class="hljs-attr">"user"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">88902660</span><span class="hljs-punctuation">,</span> 205 <span class="hljs-attr">"nice"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 206 <span class="hljs-attr">"sys"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">50902570</span><span class="hljs-punctuation">,</span> 207 <span class="hljs-attr">"idle"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">241732220</span><span class="hljs-punctuation">,</span> 208 <span class="hljs-attr">"irq"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span> 209 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 210 <span class="hljs-punctuation">{</span> 211 <span class="hljs-attr">"model"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"Intel(R) Core(TM) i7-6820HQ CPU @ 2.70GHz"</span><span class="hljs-punctuation">,</span> 212 <span class="hljs-attr">"speed"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">2700</span><span class="hljs-punctuation">,</span> 213 <span class="hljs-attr">"user"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">88902660</span><span class="hljs-punctuation">,</span> 214 <span class="hljs-attr">"nice"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 215 <span class="hljs-attr">"sys"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">50902570</span><span class="hljs-punctuation">,</span> 216 <span class="hljs-attr">"idle"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">241732220</span><span class="hljs-punctuation">,</span> 217 <span class="hljs-attr">"irq"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span> 218 <span class="hljs-punctuation">}</span> 219 <span class="hljs-punctuation">]</span><span class="hljs-punctuation">,</span> 220 <span class="hljs-attr">"networkInterfaces"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">[</span> 221 <span class="hljs-punctuation">{</span> 222 <span class="hljs-attr">"name"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"en0"</span><span class="hljs-punctuation">,</span> 223 <span class="hljs-attr">"internal"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 224 <span class="hljs-attr">"mac"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"13:10:de:ad:be:ef"</span><span class="hljs-punctuation">,</span> 225 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"10.0.0.37"</span><span class="hljs-punctuation">,</span> 226 <span class="hljs-attr">"netmask"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"255.255.255.0"</span><span class="hljs-punctuation">,</span> 227 <span class="hljs-attr">"family"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"IPv4"</span> 228 <span class="hljs-punctuation">}</span> 229 <span class="hljs-punctuation">]</span><span class="hljs-punctuation">,</span> 230 <span class="hljs-attr">"host"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"test_machine"</span> 231 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 232 <span class="hljs-attr">"javascriptStack"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 233 <span class="hljs-attr">"message"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"Error: *** test-exception.js: throwing uncaught Error"</span><span class="hljs-punctuation">,</span> 234 <span class="hljs-attr">"stack"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">[</span> 235 <span class="hljs-string">"at myException (/home/nodeuser/project/node/test/report/test-exception.js:9:11)"</span><span class="hljs-punctuation">,</span> 236 <span class="hljs-string">"at Object.<anonymous> (/home/nodeuser/project/node/test/report/test-exception.js:12:3)"</span><span class="hljs-punctuation">,</span> 237 <span class="hljs-string">"at Module._compile (internal/modules/cjs/loader.js:718:30)"</span><span class="hljs-punctuation">,</span> 238 <span class="hljs-string">"at Object.Module._extensions..js (internal/modules/cjs/loader.js:729:10)"</span><span class="hljs-punctuation">,</span> 239 <span class="hljs-string">"at Module.load (internal/modules/cjs/loader.js:617:32)"</span><span class="hljs-punctuation">,</span> 240 <span class="hljs-string">"at tryModuleLoad (internal/modules/cjs/loader.js:560:12)"</span><span class="hljs-punctuation">,</span> 241 <span class="hljs-string">"at Function.Module._load (internal/modules/cjs/loader.js:552:3)"</span><span class="hljs-punctuation">,</span> 242 <span class="hljs-string">"at Function.Module.runMain (internal/modules/cjs/loader.js:771:12)"</span><span class="hljs-punctuation">,</span> 243 <span class="hljs-string">"at executeUserCode (internal/bootstrap/node.js:332:15)"</span> 244 <span class="hljs-punctuation">]</span> 245 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 246 <span class="hljs-attr">"nativeStack"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">[</span> 247 <span class="hljs-punctuation">{</span> 248 <span class="hljs-attr">"pc"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000055b57f07a9ef"</span><span class="hljs-punctuation">,</span> 249 <span class="hljs-attr">"symbol"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"report::GetNodeReport(v8::Isolate*, node::Environment*, char const*, char const*, v8::Local<v8::String>, std::ostream&) [./node]"</span> 250 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 251 <span class="hljs-punctuation">{</span> 252 <span class="hljs-attr">"pc"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000055b57f07cf03"</span><span class="hljs-punctuation">,</span> 253 <span class="hljs-attr">"symbol"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"report::GetReport(v8::FunctionCallbackInfo<v8::Value> const&) [./node]"</span> 254 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 255 <span class="hljs-punctuation">{</span> 256 <span class="hljs-attr">"pc"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000055b57f1bccfd"</span><span class="hljs-punctuation">,</span> 257 <span class="hljs-attr">"symbol"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">" [./node]"</span> 258 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 259 <span class="hljs-punctuation">{</span> 260 <span class="hljs-attr">"pc"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000055b57f1be048"</span><span class="hljs-punctuation">,</span> 261 <span class="hljs-attr">"symbol"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"v8::internal::Builtin_HandleApiCall(int, v8::internal::Object**, v8::internal::Isolate*) [./node]"</span> 262 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 263 <span class="hljs-punctuation">{</span> 264 <span class="hljs-attr">"pc"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000055b57feeda0e"</span><span class="hljs-punctuation">,</span> 265 <span class="hljs-attr">"symbol"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">" [./node]"</span> 266 <span class="hljs-punctuation">}</span> 267 <span class="hljs-punctuation">]</span><span class="hljs-punctuation">,</span> 268 <span class="hljs-attr">"javascriptHeap"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 269 <span class="hljs-attr">"totalMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">6127616</span><span class="hljs-punctuation">,</span> 270 <span class="hljs-attr">"totalCommittedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">4357352</span><span class="hljs-punctuation">,</span> 271 <span class="hljs-attr">"usedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">3221136</span><span class="hljs-punctuation">,</span> 272 <span class="hljs-attr">"availableMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1521370240</span><span class="hljs-punctuation">,</span> 273 <span class="hljs-attr">"memoryLimit"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1526909922</span><span class="hljs-punctuation">,</span> 274 <span class="hljs-attr">"heapSpaces"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 275 <span class="hljs-attr">"read_only_space"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 276 <span class="hljs-attr">"memorySize"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">524288</span><span class="hljs-punctuation">,</span> 277 <span class="hljs-attr">"committedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">39208</span><span class="hljs-punctuation">,</span> 278 <span class="hljs-attr">"capacity"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">515584</span><span class="hljs-punctuation">,</span> 279 <span class="hljs-attr">"used"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">30504</span><span class="hljs-punctuation">,</span> 280 <span class="hljs-attr">"available"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">485080</span> 281 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 282 <span class="hljs-attr">"new_space"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 283 <span class="hljs-attr">"memorySize"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">2097152</span><span class="hljs-punctuation">,</span> 284 <span class="hljs-attr">"committedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">2019312</span><span class="hljs-punctuation">,</span> 285 <span class="hljs-attr">"capacity"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1031168</span><span class="hljs-punctuation">,</span> 286 <span class="hljs-attr">"used"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">985496</span><span class="hljs-punctuation">,</span> 287 <span class="hljs-attr">"available"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">45672</span> 288 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 289 <span class="hljs-attr">"old_space"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 290 <span class="hljs-attr">"memorySize"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">2273280</span><span class="hljs-punctuation">,</span> 291 <span class="hljs-attr">"committedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1769008</span><span class="hljs-punctuation">,</span> 292 <span class="hljs-attr">"capacity"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1974640</span><span class="hljs-punctuation">,</span> 293 <span class="hljs-attr">"used"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1725488</span><span class="hljs-punctuation">,</span> 294 <span class="hljs-attr">"available"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">249152</span> 295 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 296 <span class="hljs-attr">"code_space"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 297 <span class="hljs-attr">"memorySize"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">696320</span><span class="hljs-punctuation">,</span> 298 <span class="hljs-attr">"committedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">184896</span><span class="hljs-punctuation">,</span> 299 <span class="hljs-attr">"capacity"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">152128</span><span class="hljs-punctuation">,</span> 300 <span class="hljs-attr">"used"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">152128</span><span class="hljs-punctuation">,</span> 301 <span class="hljs-attr">"available"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span> 302 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 303 <span class="hljs-attr">"map_space"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 304 <span class="hljs-attr">"memorySize"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">536576</span><span class="hljs-punctuation">,</span> 305 <span class="hljs-attr">"committedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">344928</span><span class="hljs-punctuation">,</span> 306 <span class="hljs-attr">"capacity"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">327520</span><span class="hljs-punctuation">,</span> 307 <span class="hljs-attr">"used"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">327520</span><span class="hljs-punctuation">,</span> 308 <span class="hljs-attr">"available"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span> 309 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 310 <span class="hljs-attr">"large_object_space"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 311 <span class="hljs-attr">"memorySize"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 312 <span class="hljs-attr">"committedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 313 <span class="hljs-attr">"capacity"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1520590336</span><span class="hljs-punctuation">,</span> 314 <span class="hljs-attr">"used"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 315 <span class="hljs-attr">"available"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">1520590336</span> 316 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 317 <span class="hljs-attr">"new_large_object_space"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 318 <span class="hljs-attr">"memorySize"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 319 <span class="hljs-attr">"committedMemory"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 320 <span class="hljs-attr">"capacity"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 321 <span class="hljs-attr">"used"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 322 <span class="hljs-attr">"available"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span> 323 <span class="hljs-punctuation">}</span> 324 <span class="hljs-punctuation">}</span> 325 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 326 <span class="hljs-attr">"resourceUsage"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 327 <span class="hljs-attr">"userCpuSeconds"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0.069595</span><span class="hljs-punctuation">,</span> 328 <span class="hljs-attr">"kernelCpuSeconds"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0.019163</span><span class="hljs-punctuation">,</span> 329 <span class="hljs-attr">"cpuConsumptionPercent"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0.000000</span><span class="hljs-punctuation">,</span> 330 <span class="hljs-attr">"maxRss"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">18079744</span><span class="hljs-punctuation">,</span> 331 <span class="hljs-attr">"pageFaults"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 332 <span class="hljs-attr">"IORequired"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 333 <span class="hljs-attr">"IONotRequired"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">4610</span> 334 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 335 <span class="hljs-attr">"fsActivity"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 336 <span class="hljs-attr">"reads"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 337 <span class="hljs-attr">"writes"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span> 338 <span class="hljs-punctuation">}</span> 339 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 340 <span class="hljs-attr">"uvthreadResourceUsage"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 341 <span class="hljs-attr">"userCpuSeconds"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0.068457</span><span class="hljs-punctuation">,</span> 342 <span class="hljs-attr">"kernelCpuSeconds"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0.019127</span><span class="hljs-punctuation">,</span> 343 <span class="hljs-attr">"cpuConsumptionPercent"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0.000000</span><span class="hljs-punctuation">,</span> 344 <span class="hljs-attr">"fsActivity"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 345 <span class="hljs-attr">"reads"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 346 <span class="hljs-attr">"writes"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span> 347 <span class="hljs-punctuation">}</span> 348 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 349 <span class="hljs-attr">"libuv"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">[</span> 350 <span class="hljs-punctuation">{</span> 351 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"async"</span><span class="hljs-punctuation">,</span> 352 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span><span class="hljs-punctuation">,</span> 353 <span class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 354 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x0000000102910900"</span><span class="hljs-punctuation">,</span> 355 <span class="hljs-attr">"details"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">""</span> 356 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 357 <span class="hljs-punctuation">{</span> 358 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"timer"</span><span class="hljs-punctuation">,</span> 359 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 360 <span class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 361 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x00007fff5fbfeab0"</span><span class="hljs-punctuation">,</span> 362 <span class="hljs-attr">"repeat"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 363 <span class="hljs-attr">"firesInMsFromNow"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">94403548320796</span><span class="hljs-punctuation">,</span> 364 <span class="hljs-attr">"expired"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span> 365 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 366 <span class="hljs-punctuation">{</span> 367 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"check"</span><span class="hljs-punctuation">,</span> 368 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span><span class="hljs-punctuation">,</span> 369 <span class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 370 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x00007fff5fbfeb48"</span> 371 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 372 <span class="hljs-punctuation">{</span> 373 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"idle"</span><span class="hljs-punctuation">,</span> 374 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 375 <span class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span><span class="hljs-punctuation">,</span> 376 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x00007fff5fbfebc0"</span> 377 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 378 <span class="hljs-punctuation">{</span> 379 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"prepare"</span><span class="hljs-punctuation">,</span> 380 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 381 <span class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 382 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x00007fff5fbfec38"</span> 383 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 384 <span class="hljs-punctuation">{</span> 385 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"check"</span><span class="hljs-punctuation">,</span> 386 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 387 <span class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 388 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x00007fff5fbfecb0"</span> 389 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 390 <span class="hljs-punctuation">{</span> 391 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"async"</span><span class="hljs-punctuation">,</span> 392 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span><span class="hljs-punctuation">,</span> 393 <span class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 394 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000000010188f2e0"</span> 395 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 396 <span class="hljs-punctuation">{</span> 397 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"tty"</span><span class="hljs-punctuation">,</span> 398 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">false</span><span class="hljs-punctuation">,</span> 399 <span class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span><span class="hljs-punctuation">,</span> 400 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000055b581db0e18"</span><span class="hljs-punctuation">,</span> 401 <span class="hljs-attr">"width"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">204</span><span class="hljs-punctuation">,</span> 402 <span class="hljs-attr">"height"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">55</span><span class="hljs-punctuation">,</span> 403 <span class="hljs-attr">"fd"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">17</span><span class="hljs-punctuation">,</span> 404 <span 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class="hljs-attr">"is_referenced"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span><span class="hljs-punctuation">,</span> 420 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000055b581df59f8"</span><span class="hljs-punctuation">,</span> 421 <span class="hljs-attr">"width"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">204</span><span class="hljs-punctuation">,</span> 422 <span class="hljs-attr">"height"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">55</span><span class="hljs-punctuation">,</span> 423 <span class="hljs-attr">"fd"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">19</span><span class="hljs-punctuation">,</span> 424 <span class="hljs-attr">"writeQueueSize"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">0</span><span class="hljs-punctuation">,</span> 425 <span class="hljs-attr">"readable"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span><span class="hljs-punctuation">,</span> 426 <span class="hljs-attr">"writable"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span> 427 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 428 <span class="hljs-punctuation">{</span> 429 <span class="hljs-attr">"type"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"loop"</span><span class="hljs-punctuation">,</span> 430 <span class="hljs-attr">"is_active"</span><span class="hljs-punctuation">:</span> <span class="hljs-keyword">true</span><span class="hljs-punctuation">,</span> 431 <span class="hljs-attr">"address"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"0x000055fc7b2cb180"</span><span class="hljs-punctuation">,</span> 432 <span class="hljs-attr">"loopIdleTimeSeconds"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">22644.8</span> 433 <span class="hljs-punctuation">}</span> 434 <span class="hljs-punctuation">]</span><span class="hljs-punctuation">,</span> 435 <span class="hljs-attr">"workers"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">[</span><span class="hljs-punctuation">]</span><span class="hljs-punctuation">,</span> 436 <span class="hljs-attr">"environmentVariables"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 437 <span class="hljs-attr">"REMOTEHOST"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"REMOVED"</span><span class="hljs-punctuation">,</span> 438 <span class="hljs-attr">"MANPATH"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root/usr/share/man:"</span><span class="hljs-punctuation">,</span> 439 <span class="hljs-attr">"XDG_SESSION_ID"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"66126"</span><span class="hljs-punctuation">,</span> 440 <span class="hljs-attr">"HOSTNAME"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"test_machine"</span><span class="hljs-punctuation">,</span> 441 <span class="hljs-attr">"HOST"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"test_machine"</span><span class="hljs-punctuation">,</span> 442 <span class="hljs-attr">"TERM"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"xterm-256color"</span><span class="hljs-punctuation">,</span> 443 <span class="hljs-attr">"SHELL"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/bin/csh"</span><span class="hljs-punctuation">,</span> 444 <span class="hljs-attr">"SSH_CLIENT"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"REMOVED"</span><span class="hljs-punctuation">,</span> 445 <span class="hljs-attr">"PERL5LIB"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root//usr/lib64/perl5/vendor_perl:/opt/rh/devtoolset-3/root/usr/lib/perl5:/opt/rh/devtoolset-3/root//usr/share/perl5/vendor_perl"</span><span class="hljs-punctuation">,</span> 446 <span class="hljs-attr">"OLDPWD"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/home/nodeuser/project/node/src"</span><span class="hljs-punctuation">,</span> 447 <span class="hljs-attr">"JAVACONFDIRS"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root/etc/java:/etc/java"</span><span class="hljs-punctuation">,</span> 448 <span class="hljs-attr">"SSH_TTY"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/dev/pts/0"</span><span class="hljs-punctuation">,</span> 449 <span class="hljs-attr">"PCP_DIR"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root"</span><span class="hljs-punctuation">,</span> 450 <span class="hljs-attr">"GROUP"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"normaluser"</span><span class="hljs-punctuation">,</span> 451 <span class="hljs-attr">"USER"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"nodeuser"</span><span class="hljs-punctuation">,</span> 452 <span class="hljs-attr">"LD_LIBRARY_PATH"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root/usr/lib64:/opt/rh/devtoolset-3/root/usr/lib"</span><span class="hljs-punctuation">,</span> 453 <span class="hljs-attr">"HOSTTYPE"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"x86_64-linux"</span><span class="hljs-punctuation">,</span> 454 <span class="hljs-attr">"XDG_CONFIG_DIRS"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root/etc/xdg:/etc/xdg"</span><span class="hljs-punctuation">,</span> 455 <span class="hljs-attr">"MAIL"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/var/spool/mail/nodeuser"</span><span class="hljs-punctuation">,</span> 456 <span class="hljs-attr">"PATH"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/home/nodeuser/project/node:/opt/rh/devtoolset-3/root/usr/bin:/usr/local/bin:/usr/bin:/usr/local/sbin:/usr/sbin"</span><span class="hljs-punctuation">,</span> 457 <span class="hljs-attr">"PWD"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/home/nodeuser/project/node"</span><span class="hljs-punctuation">,</span> 458 <span class="hljs-attr">"LANG"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"en_US.UTF-8"</span><span class="hljs-punctuation">,</span> 459 <span class="hljs-attr">"PS1"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"\\u@\\h : \\[\\e[31m\\]\\w\\[\\e[m\\] > "</span><span class="hljs-punctuation">,</span> 460 <span class="hljs-attr">"SHLVL"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"2"</span><span class="hljs-punctuation">,</span> 461 <span class="hljs-attr">"HOME"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/home/nodeuser"</span><span class="hljs-punctuation">,</span> 462 <span class="hljs-attr">"OSTYPE"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"linux"</span><span class="hljs-punctuation">,</span> 463 <span class="hljs-attr">"VENDOR"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unknown"</span><span class="hljs-punctuation">,</span> 464 <span class="hljs-attr">"PYTHONPATH"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root/usr/lib64/python2.7/site-packages:/opt/rh/devtoolset-3/root/usr/lib/python2.7/site-packages"</span><span class="hljs-punctuation">,</span> 465 <span class="hljs-attr">"MACHTYPE"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"x86_64"</span><span class="hljs-punctuation">,</span> 466 <span class="hljs-attr">"LOGNAME"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"nodeuser"</span><span class="hljs-punctuation">,</span> 467 <span class="hljs-attr">"XDG_DATA_DIRS"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root/usr/share:/usr/local/share:/usr/share"</span><span class="hljs-punctuation">,</span> 468 <span class="hljs-attr">"LESSOPEN"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"||/usr/bin/lesspipe.sh %s"</span><span class="hljs-punctuation">,</span> 469 <span class="hljs-attr">"INFOPATH"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/opt/rh/devtoolset-3/root/usr/share/info"</span><span class="hljs-punctuation">,</span> 470 <span class="hljs-attr">"XDG_RUNTIME_DIR"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"/run/user/50141"</span><span class="hljs-punctuation">,</span> 471 <span class="hljs-attr">"_"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"./node"</span> 472 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 473 <span class="hljs-attr">"userLimits"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 474 <span class="hljs-attr">"core_file_size_blocks"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 475 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">""</span><span class="hljs-punctuation">,</span> 476 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span> 477 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 478 <span class="hljs-attr">"data_seg_size_kbytes"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 479 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 480 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span> 481 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 482 <span class="hljs-attr">"file_size_blocks"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 483 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 484 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span> 485 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 486 <span class="hljs-attr">"max_locked_memory_bytes"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 487 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 488 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">65536</span> 489 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 490 <span class="hljs-attr">"max_memory_size_kbytes"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 491 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 492 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span> 493 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 494 <span class="hljs-attr">"open_files"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 495 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 496 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">4096</span> 497 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 498 <span class="hljs-attr">"stack_size_bytes"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 499 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 500 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span> 501 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 502 <span class="hljs-attr">"cpu_time_seconds"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 503 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 504 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span> 505 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 506 <span class="hljs-attr">"max_user_processes"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 507 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 508 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-number">4127290</span> 509 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 510 <span class="hljs-attr">"virtual_memory_kbytes"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">{</span> 511 <span class="hljs-attr">"soft"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span><span class="hljs-punctuation">,</span> 512 <span class="hljs-attr">"hard"</span><span class="hljs-punctuation">:</span> <span class="hljs-string">"unlimited"</span> 513 <span class="hljs-punctuation">}</span> 514 <span class="hljs-punctuation">}</span><span class="hljs-punctuation">,</span> 515 <span class="hljs-attr">"sharedObjects"</span><span class="hljs-punctuation">:</span> <span class="hljs-punctuation">[</span> 516 <span class="hljs-string">"/lib64/libdl.so.2"</span><span class="hljs-punctuation">,</span> 517 <span class="hljs-string">"/lib64/librt.so.1"</span><span class="hljs-punctuation">,</span> 518 <span class="hljs-string">"/lib64/libstdc++.so.6"</span><span class="hljs-punctuation">,</span> 519 <span class="hljs-string">"/lib64/libm.so.6"</span><span class="hljs-punctuation">,</span> 520 <span class="hljs-string">"/lib64/libgcc_s.so.1"</span><span class="hljs-punctuation">,</span> 521 <span class="hljs-string">"/lib64/libpthread.so.0"</span><span class="hljs-punctuation">,</span> 522 <span class="hljs-string">"/lib64/libc.so.6"</span><span class="hljs-punctuation">,</span> 523 <span class="hljs-string">"/lib64/ld-linux-x86-64.so.2"</span> 524 <span class="hljs-punctuation">]</span> 525<span class="hljs-punctuation">}</span></code></pre> 526<section><h3>Usage<span><a class="mark" href="#report_usage" id="report_usage">#</a></span></h3> 527<pre><code class="language-bash">node --report-uncaught-exception --report-on-signal \ 528--report-on-fatalerror app.js</code></pre> 529<ul> 530<li> 531<p><code>--report-uncaught-exception</code> Enables report to be generated on 532un-caught exceptions. Useful when inspecting JavaScript stack in conjunction 533with native stack and other runtime environment data.</p> 534</li> 535<li> 536<p><code>--report-on-signal</code> Enables report to be generated upon receiving 537the specified (or predefined) signal to the running Node.js process. (See 538below on how to modify the signal that triggers the report.) Default signal is 539<code>SIGUSR2</code>. Useful when a report needs to be triggered from another program. 540Application monitors may leverage this feature to collect report at regular 541intervals and plot rich set of internal runtime data to their views.</p> 542</li> 543</ul> 544<p>Signal based report generation is not supported in Windows.</p> 545<p>Under normal circumstances, there is no need to modify the report triggering 546signal. However, if <code>SIGUSR2</code> is already used for other purposes, then this 547flag helps to change the signal for report generation and preserve the original 548meaning of <code>SIGUSR2</code> for the said purposes.</p> 549<ul> 550<li> 551<p><code>--report-on-fatalerror</code> Enables the report to be triggered on fatal errors 552(internal errors within the Node.js runtime, such as out of memory) 553that leads to termination of the application. Useful to inspect various 554diagnostic data elements such as heap, stack, event loop state, resource 555consumption etc. to reason about the fatal error.</p> 556</li> 557<li> 558<p><code>--report-compact</code> Write reports in a compact format, single-line JSON, more 559easily consumable by log processing systems than the default multi-line format 560designed for human consumption.</p> 561</li> 562<li> 563<p><code>--report-directory</code> Location at which the report will be 564generated.</p> 565</li> 566<li> 567<p><code>--report-filename</code> Name of the file to which the report will be 568written.</p> 569</li> 570<li> 571<p><code>--report-signal</code> Sets or resets the signal for report generation 572(not supported on Windows). Default signal is <code>SIGUSR2</code>.</p> 573</li> 574</ul> 575<p>A report can also be triggered via an API call from a JavaScript application:</p> 576<pre><code class="language-js">process.<span class="hljs-property">report</span>.<span class="hljs-title function_">writeReport</span>();</code></pre> 577<p>This function takes an optional additional argument <code>filename</code>, which is 578the name of a file into which the report is written.</p> 579<pre><code class="language-js">process.<span class="hljs-property">report</span>.<span class="hljs-title function_">writeReport</span>(<span class="hljs-string">'./foo.json'</span>);</code></pre> 580<p>This function takes an optional additional argument <code>err</code> which is an <code>Error</code> 581object that will be used as the context for the JavaScript stack printed in the 582report. When using report to handle errors in a callback or an exception 583handler, this allows the report to include the location of the original error as 584well as where it was handled.</p> 585<pre><code class="language-js"><span class="hljs-keyword">try</span> { 586 process.<span class="hljs-title function_">chdir</span>(<span class="hljs-string">'/non-existent-path'</span>); 587} <span class="hljs-keyword">catch</span> (err) { 588 process.<span class="hljs-property">report</span>.<span class="hljs-title function_">writeReport</span>(err); 589} 590<span class="hljs-comment">// Any other code</span></code></pre> 591<p>If both filename and error object are passed to <code>writeReport()</code> the 592error object must be the second parameter.</p> 593<pre><code class="language-js"><span class="hljs-keyword">try</span> { 594 process.<span class="hljs-title function_">chdir</span>(<span class="hljs-string">'/non-existent-path'</span>); 595} <span class="hljs-keyword">catch</span> (err) { 596 process.<span class="hljs-property">report</span>.<span class="hljs-title function_">writeReport</span>(filename, err); 597} 598<span class="hljs-comment">// Any other code</span></code></pre> 599<p>The content of the diagnostic report can be returned as a JavaScript Object 600via an API call from a JavaScript application:</p> 601<pre><code class="language-js"><span class="hljs-keyword">const</span> report = process.<span class="hljs-property">report</span>.<span class="hljs-title function_">getReport</span>(); 602<span class="hljs-variable language_">console</span>.<span class="hljs-title function_">log</span>(<span class="hljs-keyword">typeof</span> report === <span class="hljs-string">'object'</span>); <span class="hljs-comment">// true</span> 603 604<span class="hljs-comment">// Similar to process.report.writeReport() output</span> 605<span class="hljs-variable language_">console</span>.<span class="hljs-title function_">log</span>(<span class="hljs-variable constant_">JSON</span>.<span class="hljs-title function_">stringify</span>(report, <span class="hljs-literal">null</span>, <span class="hljs-number">2</span>));</code></pre> 606<p>This function takes an optional additional argument <code>err</code>, which is an <code>Error</code> 607object that will be used as the context for the JavaScript stack printed in the 608report.</p> 609<pre><code class="language-js"><span class="hljs-keyword">const</span> report = process.<span class="hljs-property">report</span>.<span class="hljs-title function_">getReport</span>(<span class="hljs-keyword">new</span> <span class="hljs-title class_">Error</span>(<span class="hljs-string">'custom error'</span>)); 610<span class="hljs-variable language_">console</span>.<span class="hljs-title function_">log</span>(<span class="hljs-keyword">typeof</span> report === <span class="hljs-string">'object'</span>); <span class="hljs-comment">// true</span></code></pre> 611<p>The API versions are useful when inspecting the runtime state from within 612the application, in expectation of self-adjusting the resource consumption, 613load balancing, monitoring etc.</p> 614<p>The content of the report consists of a header section containing the event 615type, date, time, PID and Node.js version, sections containing JavaScript and 616native stack traces, a section containing V8 heap information, a section 617containing <code>libuv</code> handle information and an OS platform information section 618showing CPU and memory usage and system limits. An example report can be 619triggered using the Node.js REPL:</p> 620<pre><code class="language-console"><span class="hljs-meta">$ </span><span class="language-bash">node</span> 621<span class="hljs-meta">> </span><span class="language-bash">process.report.writeReport();</span> 622Writing Node.js report to file: report.20181126.091102.8480.0.001.json 623Node.js report completed 624<span class="hljs-meta">></span></code></pre> 625<p>When a report is written, start and end messages are issued to stderr 626and the filename of the report is returned to the caller. The default filename 627includes the date, time, PID and a sequence number. The sequence number helps 628in associating the report dump with the runtime state if generated multiple 629times for the same Node.js process.</p> 630</section><section><h3>Configuration<span><a class="mark" href="#report_configuration" id="report_configuration">#</a></span></h3> 631<p>Additional runtime configuration of report generation is available via 632the following properties of <code>process.report</code>:</p> 633<p><code>reportOnFatalError</code> triggers diagnostic reporting on fatal errors when <code>true</code>. 634Defaults to <code>false</code>.</p> 635<p><code>reportOnSignal</code> triggers diagnostic reporting on signal when <code>true</code>. This is 636not supported on Windows. Defaults to <code>false</code>.</p> 637<p><code>reportOnUncaughtException</code> triggers diagnostic reporting on uncaught exception 638when <code>true</code>. Defaults to <code>false</code>.</p> 639<p><code>signal</code> specifies the POSIX signal identifier that will be used 640to intercept external triggers for report generation. Defaults to 641<code>'SIGUSR2'</code>.</p> 642<p><code>filename</code> specifies the name of the output file in the file system. 643Special meaning is attached to <code>stdout</code> and <code>stderr</code>. Usage of these 644will result in report being written to the associated standard streams. 645In cases where standard streams are used, the value in <code>directory</code> is ignored. 646URLs are not supported. Defaults to a composite filename that contains 647timestamp, PID and sequence number.</p> 648<p><code>directory</code> specifies the filesystem directory where the report will be written. 649URLs are not supported. Defaults to the current working directory of the 650Node.js process.</p> 651<pre><code class="language-js"><span class="hljs-comment">// Trigger report only on uncaught exceptions.</span> 652process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnFatalError</span> = <span class="hljs-literal">false</span>; 653process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnSignal</span> = <span class="hljs-literal">false</span>; 654process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnUncaughtException</span> = <span class="hljs-literal">true</span>; 655 656<span class="hljs-comment">// Trigger report for both internal errors as well as external signal.</span> 657process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnFatalError</span> = <span class="hljs-literal">true</span>; 658process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnSignal</span> = <span class="hljs-literal">true</span>; 659process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnUncaughtException</span> = <span class="hljs-literal">false</span>; 660 661<span class="hljs-comment">// Change the default signal to 'SIGQUIT' and enable it.</span> 662process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnFatalError</span> = <span class="hljs-literal">false</span>; 663process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnUncaughtException</span> = <span class="hljs-literal">false</span>; 664process.<span class="hljs-property">report</span>.<span class="hljs-property">reportOnSignal</span> = <span class="hljs-literal">true</span>; 665process.<span class="hljs-property">report</span>.<span class="hljs-property">signal</span> = <span class="hljs-string">'SIGQUIT'</span>;</code></pre> 666<p>Configuration on module initialization is also available via 667environment variables:</p> 668<pre><code class="language-bash">NODE_OPTIONS=<span class="hljs-string">"--report-uncaught-exception \ 669 --report-on-fatalerror --report-on-signal \ 670 --report-signal=SIGUSR2 --report-filename=./report.json \ 671 --report-directory=/home/nodeuser"</span></code></pre> 672<p>Specific API documentation can be found under 673<a href="process.html"><code>process API documentation</code></a> section.</p> 674</section><section><h3>Interaction with workers<span><a class="mark" href="#report_interaction_with_workers" id="report_interaction_with_workers">#</a></span></h3> 675<div class="api_metadata"> 676<details class="changelog"><summary>History</summary> 677<table> 678<tbody><tr><th>Version</th><th>Changes</th></tr> 679<tr><td>v13.9.0, v12.16.2</td> 680<td><p>Workers are now included in the report.</p></td></tr> 681</tbody></table> 682</details> 683</div> 684<p><a href="worker_threads.html"><code>Worker</code></a> threads can create reports in the same way that the main thread 685does.</p> 686<p>Reports will include information on any Workers that are children of the current 687thread as part of the <code>workers</code> section, with each Worker generating a report 688in the standard report format.</p> 689<p>The thread which is generating the report will wait for the reports from Worker 690threads to finish. However, the latency for this will usually be low, as both 691running JavaScript and the event loop are interrupted to generate the report.</p></section> 692 <!-- API END --> 693 </div> 694 </div> 695 </div> 696 <script> 697 'use strict'; 698 { 699 const kCustomPreference = 'customDarkTheme'; 700 const userSettings = sessionStorage.getItem(kCustomPreference); 701 const themeToggleButton = document.getElementById('theme-toggle-btn'); 702 if (userSettings === null && window.matchMedia) { 703 const mq = window.matchMedia('(prefers-color-scheme: dark)'); 704 if ('onchange' in mq) { 705 function mqChangeListener(e) { 706 document.body.classList.toggle('dark-mode', e.matches); 707 } 708 mq.addEventListener('change', mqChangeListener); 709 if (themeToggleButton) { 710 themeToggleButton.addEventListener('click', function() { 711 mq.removeEventListener('change', mqChangeListener); 712 }, { once: true }); 713 } 714 } 715 if (mq.matches) { 716 document.body.classList.add('dark-mode'); 717 } 718 } else if (userSettings === 'true') { 719 document.body.classList.add('dark-mode'); 720 } 721 if (themeToggleButton) { 722 themeToggleButton.hidden = false; 723 themeToggleButton.addEventListener('click', function() { 724 sessionStorage.setItem( 725 kCustomPreference, 726 document.body.classList.toggle('dark-mode') 727 ); 728 }); 729 } 730 } 731 </script> 732</body> 733</html> 734