s="wh-expand-btn"></span><div class="title"><a href="historical_data.html" id="historical_data-d329e146-link">Historical data</a><div class="wh-tooltip"><p class="shortdesc">In Grafana, you can view historical data using absolute and relative time         ranges.</p></div></div></div></li><li role="treeitem"><div data-tocid="error_reports-d329e158" class="topicref" data-id="error_reports" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="error_reports.html" id="e