in alerting rules that use plain graphite targets,
we always only check the first returned series for data, and ignore other series.
this is counter-intuitive at best and broken at worst.
it's also not documented.
we should check each returned series, similar to how we treat GEQL queries.
in alerting rules that use plain graphite targets, we always only check the first returned series for data, and ignore other series. this is counter-intuitive at best and broken at worst. it's also not documented. we should check each returned series, similar to how we treat GEQL queries.