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@@ -1,8 +1,10 @@
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----
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-title: Docs - Graphing
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+----
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+page_title: Graph Panel
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+page_description: Graph Panel Reference
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+page_keywords: grafana, graph, panel, documentation
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---
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-# Graphing
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+# Graph Panel
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The main panel in Grafana is simply named Graph. It provides a very rich set of graphing options.
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@@ -83,11 +85,13 @@ Additional values can be shown along-side the legend names:
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- ``Min`` - Minimum of all values returned from metric query
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- ``Max`` - Maximum of all values returned from the metric query
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- ``Avg`` - Average of all values returned from metric query
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-- ``Decimals`` - Controls how many decimals are displayed for legend values
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-
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-This means that if your series represents a rate, for example requests / second then the Total in the legend will
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-not represent the total number of requests. It is just the sum of all data points.
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+- ``Decimals`` - Controls how many decimals are displayed for legend values (and graph hover tooltips)
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+The legend values are calculated client side by Grafana and depend on what type of
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+aggregation or point consolidation you metric query is using. All the above legend values cannot
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+be correct at the same time. For example if you plot a rate like requests/second, this is probably
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+using average as aggregator, then the Total in the legend will not represent the total number of requests.
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+It is just the sum of all data data points received by Grafana.
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## Display styles
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