Steps to reproduce:

1. Create a simple map ...
2. Add a host...
3. Create the host, set up a label with triggers...
4. Created 3 ntp, http and ssh status triggers in the label...
5. Update the map and check the ok status of the 3 services...
6. After stopping the http service, check for failure, ok...
7. Then stop the ntp serviec, check the map failure and ok...
8. I have a problem with ntp, but I have a problem with ntp...
9. It was tested more tjan once, it was verified that after about 5 minutes, the ntp alert comes out, even in recent data and dashboard it is already being solved.