Plot Error Counts against Rolling Averages

Use this template to count your number of errors, and plot them against a rolling average:

_sourceCategory=Labs/Apache/Access and status_code=404 
| timeslice 1m 
| count as error_count by _timeslice 
| sort by _timeslice asc 
| smooth error_count as rolling_avg

To produce this line bar combo chart:

1. Chart it as a bar chart
2. Click on the cog wheel to edit the settings
3. Select Change Series...
4. For the rolling_avg, set your Chart Type to Line-chart