https://community.cloudera.com/t5/Support-Questions/How-to-create-an-alert-if-NiFi-UI-is-down-for-some-reasons/m-p/349932#M235824 <P><a href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/99756">@romi</a>&nbsp;,</P><P>&nbsp;</P><P>You can try to connect to some NiFi API endpoint. If it succeed, it's an indication that the service is up.</P><P>For example:</P><LI-CODE lang="markup">$ curl -k "https://mynifi:8443/nifi-api/access" {"accessStatus":{"status":"UNKNOWN","message":"Access Unknown: Certificate and Token not found."}}</LI-CODE><P>&nbsp;</P><P>If the command above returned anything different, you could send an alert.</P><P>&nbsp;</P><P>Cheers,</P><P>André</P><P>&nbsp;</P> Thu, 11 Aug 2022 10:48:18 GMT araujo 2022-08-11T10:48:18Z