docs-archive/apache-airflow/1.10.2/metrics.html (228 lines of code) (raw):
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<div class="section" id="metrics">
<h1>Metrics<a class="headerlink" href="#metrics" title="Permalink to this headline">¶</a></h1>
<div class="section" id="configuration">
<h2>Configuration<a class="headerlink" href="#configuration" title="Permalink to this headline">¶</a></h2>
<p>Airflow can be set up to send metrics to <a class="reference external" href="https://github.com/etsy/statsd">StatsD</a>:</p>
<div class="highlight-bash notranslate"><div class="highlight"><pre><span></span><span class="o">[</span>scheduler<span class="o">]</span>
<span class="nv">statsd_on</span> <span class="o">=</span> True
<span class="nv">statsd_host</span> <span class="o">=</span> localhost
<span class="nv">statsd_port</span> <span class="o">=</span> <span class="m">8125</span>
<span class="nv">statsd_prefix</span> <span class="o">=</span> airflow
</pre></div>
</div>
</div>
<div class="section" id="counters">
<h2>Counters<a class="headerlink" href="#counters" title="Permalink to this headline">¶</a></h2>
<table border="1" class="docutils">
<colgroup>
<col width="35%" />
<col width="65%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Description</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td><job_name>_start</td>
<td>Number of started <job_name> job, ex. SchedulerJob, LocalTaskJob</td>
</tr>
<tr class="row-odd"><td><job_name>_end</td>
<td>Number of ended <job_name> job, ex. SchedulerJob, LocalTaskJob</td>
</tr>
<tr class="row-even"><td>operator_failures_<operator_name></td>
<td>Operator <operator_name> failures</td>
</tr>
<tr class="row-odd"><td>operator_successes_<operator_name></td>
<td>Operator <operator_name> successes</td>
</tr>
<tr class="row-even"><td>ti_failures</td>
<td>Overall task instances failures</td>
</tr>
<tr class="row-odd"><td>ti_successes</td>
<td>Overall task instances successes</td>
</tr>
<tr class="row-even"><td>zombies_killed</td>
<td>Zombie tasks killed</td>
</tr>
<tr class="row-odd"><td>scheduler_heartbeat</td>
<td>Scheduler heartbeats</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="gauges">
<h2>Gauges<a class="headerlink" href="#gauges" title="Permalink to this headline">¶</a></h2>
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<colgroup>
<col width="36%" />
<col width="64%" />
</colgroup>
<thead valign="bottom">
<tr class="row-odd"><th class="head">Name</th>
<th class="head">Description</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>collect_dags</td>
<td>Seconds taken to scan and import DAGs</td>
</tr>
<tr class="row-odd"><td>dagbag_import_errors</td>
<td>DAG import errors</td>
</tr>
<tr class="row-even"><td>dagbag_size</td>
<td>DAG bag size</td>
</tr>
</tbody>
</table>
</div>
<div class="section" id="timers">
<h2>Timers<a class="headerlink" href="#timers" title="Permalink to this headline">¶</a></h2>
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<col width="46%" />
<col width="54%" />
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<tr class="row-odd"><th class="head">Name</th>
<th class="head">Description</th>
</tr>
</thead>
<tbody valign="top">
<tr class="row-even"><td>dagrun.dependency-check.<dag_id></td>
<td>Seconds taken to check DAG dependencies</td>
</tr>
</tbody>
</table>
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