Alerts doesn't go from pending to alerting

Hi there.

I have this query from Prometheus.


And this alert.

But my alert doesn’t go to alerting status, even with “evaluate every 1m for 1m”

* OK

Dec 8, 2021 13:14:17

* PENDING

Restarts Smaug=1.0909090909090908

Dec 8, 2021 14:01:29

* OK

Dec 8, 2021 14:02:28

* PENDING

Restarts Smaug=1.0909090909090908

Dec 8, 2021 15:18:11

* OK

Dec 8, 2021 15:19:10

* PENDING

Restarts Smaug=1.0909090909090908

Dec 8, 2021 15:54:34

* OK

Dec 8, 2021 15:56:32

PENDING

Restarts Smaug=3.2727272727272725

Dec 8, 2021 16:34:53

I’m using sum(), and I tried increase(), no success too.
What I’m doing wrong?