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281 lines
9.2 KiB
HTML
6 years ago
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<title>Batch Processing — Arthas 3.0.5-SNAPSHOT documentation</title>
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<a href="index.html" class="icon icon-home"> Arthas
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</a>
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<div class="version">
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3.0.5-SNAPSHOT
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</div>
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<ul>
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<li class="toctree-l1"><a class="reference internal" href="install-detail.html">Installation</a></li>
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<li class="toctree-l1"><a class="reference internal" href="quick-start.html">Quick start</a></li>
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<li class="toctree-l1"><a class="reference internal" href="advanced-use.html">Advanced usage</a></li>
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<li class="toctree-l1"><a class="reference internal" href="commands.html">Commands</a></li>
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<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas/issues?q=label%3Auser-case">User cases</a></li>
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<li class="toctree-l1"><a class="reference internal" href="release-notes.html">Release Notes</a></li>
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<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas/issues?q=label%3Aquestion-answered">Questions and answers</a></li>
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<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas">Fork me at GitHub</a></li>
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<li class="toctree-l1"><a class="reference external" href="https://github.com/alibaba/arthas/blob/master/CONTRIBUTING.md">CONTRIBUTING</a></li>
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<a href="index.html">Arthas</a>
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<li><a href="index.html">Docs</a> »</li>
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<li>Batch Processing</li>
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<li class="wy-breadcrumbs-aside">
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<a href="https://github.com/alibaba/arthas/blob/master/site/src/site/sphinx/batch-support.md" class="fa fa-github"> Edit on GitHub</a>
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</div>
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<div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
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<div itemprop="articleBody">
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<div class="section" id="batch-processing">
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<span id="batch-processing"></span><h1>Batch Processing<a class="headerlink" href="#batch-processing" title="Permalink to this headline">¶</a></h1>
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<p>With the help of <code class="docutils literal notranslate"><span class="pre">Batch</span> <span class="pre">Processing</span></code>, you can run several commands in one line and get the results.</p>
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<div class="section" id="usage">
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<span id="usage"></span><h2>Usage<a class="headerlink" href="#usage" title="Permalink to this headline">¶</a></h2>
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<div class="section" id="step-1-create-the-script">
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<span id="step-1-create-the-script"></span><h3>Step-1: Create the script<a class="headerlink" href="#step-1-create-the-script" title="Permalink to this headline">¶</a></h3>
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<p>Creating a <code class="docutils literal notranslate"><span class="pre">test.as</span></code> script suffixed with <code class="docutils literal notranslate"><span class="pre">as</span></code> here for consistency (actually any suffix is acceptable).</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>➜ arthas git:(develop) cat /var/tmp/test.as
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help
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dashboard -b -n 1
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session
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thread
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sc -d org.apache.commons.lang.StringUtils
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</pre></div>
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</div>
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<p>Attention:</p>
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<ul class="simple">
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<li>each command takes each independent line;</li>
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<li><code class="docutils literal notranslate"><span class="pre">dashboard</span></code> command should include <code class="docutils literal notranslate"><span class="pre">-b</span></code> to turn on batch mode and <code class="docutils literal notranslate"><span class="pre">-n</span></code> to ensure the script ends;</li>
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<li>commands as <code class="docutils literal notranslate"><span class="pre">watch/tt/trace/monitor/stack</span></code> should include <code class="docutils literal notranslate"><span class="pre">-n</span></code> option to ensure the script ends;</li>
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<li><a class="reference external" href="https://github.com/alibaba/arthas/tree/master/site/src/site/sphinx/en/async.md">asynchronous</a> can also be used as <code class="docutils literal notranslate"><span class="pre">watch</span> <span class="pre">c.t.X</span> <span class="pre">test</span> <span class="pre">returnObj</span> <span class="pre">></span> <span class="pre">&</span></code>;</li>
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</ul>
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</div>
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<div class="section" id="step-2-run-the-script">
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<span id="step-2-run-the-script"></span><h3>Step-2: Run the script<a class="headerlink" href="#step-2-run-the-script" title="Permalink to this headline">¶</a></h3>
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<p>Using <code class="docutils literal notranslate"><span class="pre">-b</span></code> to turn on script mode, and <code class="docutils literal notranslate"><span class="pre">-f</span></code> to run it and you can also <em>redirect</em> the output as:</p>
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<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>./as.sh -b -f /var/tmp/test.as <span class="m">56328</span> > test.out
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</pre></div>
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</div>
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</div>
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<div class="section" id="step-3-check-the-outputs">
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<span id="step-3-check-the-outputs"></span><h3>Step-3: Check the outputs<a class="headerlink" href="#step-3-check-the-outputs" title="Permalink to this headline">¶</a></h3>
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<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>cat test.out
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</pre></div>
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</div>
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<div role="contentinfo">
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<p>
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© Copyright 2018, Alibaba Middleware Group, and contributors.
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</p>
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Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>.
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