# Graphing

- ★ Metric types in Datadog
- Correlate metrics and events using dashboard template variables
- Performing Metric Arithmetic in Graphs / Monitors
- Why does graphing a grouped, arithmetical metric query sometimes yield a blank graph?
- I see unexpected drops to zero on my graph, why?
- Interpolation & the fill modifier explained
- How can I graph the percentage change between an earlier value and a current value?
- False spikes sometimes appear on my `sum:` graph
- Usage of the fill() function
- Graphing with Datadog: from the query to the graph
- There are too many lines on my graph, can I only display the most important ones?
- How does Datadog render graphs? My graph doesn't show the values I'm expecting.
- What is the granularity of my graphs? Am I seeing raw data or aggregates on my graph?
- How can I set up custom units for custom metrics?
- Choose graph line colors
- How can I graph host uptime percentage?
- What is the rollup function?
- What does the "sum:" mean in front of the metric in a query?
- How can I determine the plotting granularity of the charts for the different time windows?
- Inconsistent sum aggregation between different time windows on graph
- Why does zooming out a timeframe also smooth out my graphs?
- Why is a counter metric being displayed as a decimal value?
- The same color is used twice in my graph!
- Function Example - Visualize the differences in applying various smoothing techniques
- Function Example - Visualize the differences using top() by mean / max / min / area / l2norm
- Is there a way for me to set the maximum and minimum values on the y-axis of a graph?
- Is it possible to adjust the y-axis for my graphs?
- What functions can I apply to my dashboard charts?
- How does Datadog define a time series?
- How do I overlay events onto my dashboards?