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<!doctype html><html lang=en class=no-js> <head><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><meta name=description content="Welcome to the home of the LinuxServer.io documentation!"><meta name=author content=LinuxServer.io><link href=https://docs.linuxserver.io/general/container-execution/ rel=canonical><link href=../../FAQ/ rel=prev><link href=../containers-101/ rel=next><link rel=icon href=../../assets/favicon.ico><meta name=generator content="mkdocs-1.5.2, mkdocs-material-9.1.21"><title>Container Execution - LinuxServer.io</title><link rel=stylesheet href=../../assets/stylesheets/main.eebd395e.min.css><link rel=stylesheet href=../../assets/stylesheets/palette.ecc896b0.min.css><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link rel=stylesheet href="https://fonts.googleapis.com/css?family=Roboto:300,300i,400,400i,700,700i%7CRoboto+Mono:400,400i,700,700i&display=fallback"><style>:root{--md-text-font:"Roboto";--md-code-font:"Roboto Mono"}</style><script>__md_scope=new URL("../..",location),__md_hash=e=>[...e].reduce((e,_)=>(e<<5)-e+_.charCodeAt(0),0),__md_get=(e,_=localStorage,t=__md_scope)=>JSON.parse(_.getItem(t.pathname+"."+e)),__md_set=(e,_,t=localStorage,a=__md_scope)=>{try{t.setItem(a.pathname+"."+e,JSON.stringify(_))}catch(e){}}</script></head> <body dir=ltr data-md-color-scheme=default data-md-color-primary=purple data-md-color-accent=indigo> <script>var palette=__md_get("__palette");if(palette&&"object"==typeof palette.color)for(var key of Object.keys(palette.color))document.body.setAttribute("data-md-color-"+key,palette.color[key])</script> <input class=md-toggle data-md-toggle=drawer type=checkbox id=__drawer autocomplete=off> <input class=md-toggle data-md-toggle=search type=checkbox id=__search autocomplete=off> <label class=md-overlay for=__drawer></label> <div data-md-component=skip> <a href=#container-execution class=md-skip> Skip to content </a> </div> <div data-md-component=announce> </div> <header class="md-header md-header--shadow" data-md-component=header> <nav class="md-header__inner md-grid" aria-label=Header> <a href=../.. title=LinuxServer.io class="md-header__button md-logo" aria-label=LinuxServer.io data-md-component=logo> <img src=../../assets/icon.svg alt=logo> </a> <label class="md-header__button md-icon" for=__drawer> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M3 6h18v2H3V6m0 5h18v2H3v-2m0 5h18v2H3v-2Z"/></svg> </label> <div class=md-header__title data-md-component=header-title> <div class=md-header__ellipsis> <div class=md-header__topic> <span class=md-ellipsis> LinuxServer.io </span> </div> <div class=md-header__topic data-md-component=header-topic> <span class=md-ellipsis> Container Execution </span> </div> </div> </div> <form class=md-header__option data-md-component=palette> <input class=md-option data-md-color-media="(prefers-color-scheme: light)" data-md-color-scheme=default data-md-color-primary=purple data-md-color-accent=indigo aria-label="Switch to dark mode" type=radio name=__palette id=__palette_1> <label class="md-header__button md-icon" title="Switch to dark mode" for=__palette_2 hidden> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M12 8a4 4 0 0 0-4 4 4 4 0 0 0 4 4 4 4 0 0 0 4-4 4 4 0 0 0-4-4m0 10a6 6 0 0 1-6-6 6 6 0 0 1 6-6 6 6 0 0 1 6 6 6 6 0 0 1-6 6m8-9.31V4h-4.69L12 .69 8.69 4H4v4.69L.69 12 4 15.31V20h4.69L12 23.31 15.31 20H20v-4.69L23.31 12 20 8.69Z"/></svg> </label> <input class=md-option data-md-color-media="(prefers-color-scheme: dark)" data-md-color-scheme=slate data-md-color-primary=purple data-md-color-accent=indigo aria-label="Switch to light mode" type=radio name=__palette id=__palette_2> <label class="md-header__button md-icon" title="Switch to light mode" for=__palette_1 hidden> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M12 18c-.89 0-1.74-.2-2.5-.55C11.56 16.5 13 14.42 13 12c0-2.42-1.44-4.5-3.5-5.45C10.26 6.2 11.11 6 12 6a6 6 0 0 1 6 6 6 6 0 0 1-6 6m8-9.31V4h-4.69L12 .69 8.69 4H4v4.69L.69 12 4 15.31V20h4.69L12 23.31 15.31 20H20v-4.69
</span></code></pre></div> <h2 id=tailing-the-logs>Tailing the logs<a class=headerlink href=#tailing-the-logs title="Permanent link">&para;</a></h2> <p>The vast majority of our images are configured to output the application logs to the console, which in Docker's terms means you can access them using the <code>docker logs</code> command:</p> <div class="language-shell highlight"><pre><span></span><code><span id=__span-1-1><a id=__codelineno-1-1 name=__codelineno-1-1 href=#__codelineno-1-1></a>docker<span class=w> </span>logs<span class=w> </span>-f<span class=w> </span>--tail<span class=o>=</span>&lt;number_of_lines_to_start_with&gt;<span class=w> </span>&lt;container_name&gt;
</span></code></pre></div> <p>The <code>--tail</code> argument is optional, but useful if the application has been running for a long time - the <code>logs</code> command by default will output <em>all</em> logs.</p> <p>To make life simpler for yourself here's a handy bash alias to do some of the leg work for you:</p> <div class="language-shell highlight"><pre><span></span><code><span id=__span-2-1><a id=__codelineno-2-1 name=__codelineno-2-1 href=#__codelineno-2-1></a><span class=c1># ~/.bash_aliases</span>
</span><span id=__span-2-2><a id=__codelineno-2-2 name=__codelineno-2-2 href=#__codelineno-2-2></a><span class=nb>alias</span><span class=w> </span><span class=nv>dtail</span><span class=o>=</span><span class=s1>&#39;docker logs -tf --tail=&quot;50&quot; &quot;$@&quot;&#39;</span>
</span></code></pre></div> <p>Execute it with <code>dtail &lt;container_name&gt;</code>.</p> <h2 id=checking-the-build-version>Checking the build version<a class=headerlink href=#checking-the-build-version title="Permanent link">&para;</a></h2> <p>If you are experiencing issues with one of our containers, it helps us to know which version of the image your container is running from. The primary reason we ask for this is because you may be reporting an issue we are aware of and have subsequently fixed. However, if you are running on the latest version of our image, it could indeed be a newly found bug, which we'd want to know more about.</p> <p>To obtain the build version for the container:</p> <div class="language-shell highlight"><pre><span></span><code><span id=__span-3-1><a id=__codelineno-3-1 name=__codelineno-3-1 href=#__codelineno-3-1></a>docker<span class=w> </span>inspect<span class=w> </span>-f<span class=w> </span><span class=s1>&#39;{{ index .Config.Labels &quot;build_version&quot; }}&#39;</span><span class=w> </span>&lt;container_name&gt;
</span></code></pre></div> <p>Or the image:</p> <div class="language-shell highlight"><pre><span></span><code><span id=__span-4-1><a id=__codelineno-4-1 name=__codelineno-4-1 href=#__codelineno-4-1></a>docker<span class=w> </span>inspect<span class=w> </span>-f<span class=w> </span><span class=s1>&#39;{{ index .Config.Labels &quot;build_version&quot; }}&#39;</span><span class=w> </span>linuxserver/&lt;image_name&gt;
</span></code></pre></div> </article> </div> </div> <button type=button class="md-top md-icon" data-md-component=top hidden> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M13 20h-2V8l-5.5 5.5-1.42-1.42L12 4.16l7.92 7.92-1.42 1.42L13 8v12Z"/></svg> Back to top </button> </main> <footer class=md-footer> <nav class="md-footer__inner md-grid" aria-label=Footer> <a href=../../FAQ/ class="md-footer__link md-footer__link--prev" aria-label="Previous: FAQ" rel=prev> <div class="md-footer__button md-icon"> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M20 11v2H8l5.5 5.5-1.42 1.42L4.16 12l7.92-7.92L13.5 5.5 8 11h12Z"/></svg> </div> <div class=md-footer__title> <span class=md-footer__direction> Previous </span> <div class=md-ellipsis> FAQ </div> </div> </a> <a href=../containers-101/ class="md-footer__link md-footer__link--next" aria-label="Next: Docker Containers: 101" rel=next> <div class=md-footer__title> <span class=md-footer__direction> Next </span> <div class=md-ellipsis> Docker Containers: 101 </div> </div> <div class="md-footer__button md-icon"> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 24 24"><path d="M4 11v2h12l-5.5 5.5 1.42 1.42L19.84 12l-7.92-7.92L10.5 5.5 16 11H4Z"/></svg> </div> </a> </nav> <div class="md-footer-meta md-typeset"> <div class="md-footer-meta__inner md-grid"> <div class=md-copyright> <div class=md-copyright__highlight> Copyright &copy; 2023 LinuxServer.io </div> Made with <a href=https://squidfunk.github.io/mkdocs-material/ target=_blank rel=noopener> Material for MkDocs </a> </div> <div class=md-social> <a href=https://linuxserver.io target=_blank rel=noopener title=linuxserver.io class=md-social__link> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 640 512"><!-- Font Awesome Free 6.4.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2023 Fonticons, Inc.--><path d="m181.5 197.1 12.9 6.4c5.9 3 12.4 4.5 19.1 4.5 23.5 0 42.6-19.1 42.6-42.6V144c0-35.3-28.7-64-64-64H128c-35.3 0-64 28.7-64 64v21.4c0 23.5 19.1 42.6 42.6 42.6 6.6 0 13.1-1.5 19.1-4.5l12.9-6.4 8.4-4.2-11.9-7.9c-4.5-3-7.1-8-7.1-13.3V168c0-13.3 10.7-24 24-24h16c13.3 0 24 10.7 24 24v3.7c0 5.3-2.7 10.3-7.1 13.3l-11.8 7.9 8.4 4.2zm-8.6 49.4L160 240l-12.9 6.4c-12.6 6.3-26.5 9.6-40.5 9.6-3.6 0-7.1-.2-10.6-.6v.6c0 35.3 28.7 64 64 64h64c17.7 0 32 14.3 32 32s-14.3 32-32 32h160v-64c0-23.7 12.9-44.4 32-55.4 9.4-5.4 20.3-8.6 32-8.6v-16c0-26.5 21.5-48 48-48 8.8 0 16 7.2 16 16v96c0 8.8 7.2 16 16 16s16-7.2 16-16v-99.7c0-48.2-30.8-91-76.6-106.3l-8.5-2.8c-8-2.7-12.6-11.1-10.4-19.3s10.3-13.2 18.6-11.6l19.9 4c89 17.8 153 95.9 153 186.6v1.1c0 123.7-100.3 224-224 224H255.4C132 480 32 380 32 256.6V216.8c-10.1-14.6-16-32.3-16-51.4V142.6C6.7 139.3 0 130.5 0 120c0-13.3 10.7-24 24-24h2.8c18-37.8 56.5-64 101.2-64h64c44.7 0 83.2 26.2 101.2 64h2.8c13.3 0 24 10.7 24 24 0 10.5-6.7 19.3-16 22.6V165.4c0 1.4 0 2.8-.1 4.3 12-6.2 25.7-9.6 40.1-9.6h8c17.7 0 32 14.3 32 32s-14.3 32-32 32h-8c-13.3 0-24 10.7-24 24v8h56.4c-15.2 17-24.4 39.4-24.4 64h-32c-42.3 0-78.2-27.4-91-65.3-5.1.9-10.3 1.3-15.6 1.3-14.1 0-27.9-3.3-40.5-9.6zM96 128a16 16 0 1 1 0 32 16 16 0 1 1 0-32zm112 16a16 16 0 1 1 32 0 16 16 0 1 1-32 0z"/></svg> </a> <a href=https://discord.gg/YWrKVTn target=_blank rel=noopener title=discord.gg class=md-social__link> <svg xmlns=http://www.w3.org/2000/svg viewbox="0 0 640 512"><!-- Font Awesome Free 6.4.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2023 Fonticons, Inc.--><path d="M524.531 69.836a1.5 1.5 0 0 0-.764-.7A485.065 485.065 0 0 0 404.081 32.03a1.816 1.816 0 0 0-1.923.91 337.461 337.461 0 0 0-14.9 30.6 447.848 447.848 0 0 0-134.426 0 309.541 309.541 0 0 0-15.135-30.6 1.89 1.89 0 0 0-1.924-.91 483.689 483.689 0 0 0-119.688 37.107 1.712 1.712 0 0 0-.788.676C39.068 183.651 18.186 294.69 28.43 404.354a2.016 2.016 0 0 0 .765 1.375 487.666 487.666 0 0 0 146.825 74.189 1.9 1.9 0 0 0 2.063-.676A348.2 348.2 0 0 0