Time Shifting
To compare historical with current data, you can specify time intervals using the @
symbol and a length value. For instance, the following expressions request time shifted data:
test.metric_a @ 24 hours
test.metric_b @ 3.5 days
test.metric_c @ 4 weeks as metric_c_4_weeks_ago
You can specify intervals in periods of minutes
, hours
, days
or weeks
.