I've facing this issue also, and currently it solved. First, need to see what actually is running, go to the console monitoring in the master. run bellow to find the search query/name. | rest ...
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I've facing this issue also, and currently it solved. First, need to see what actually is running, go to the console monitoring in the master. run bellow to find the search query/name. | rest /services/search/jobs
| search isRealTimeSearch=1
| table sid, dispatchState, runDuration, search, eventCount, resultCount, title, provenance, label And i found the what is search indicated high CPU Go to the job console in the top right side, and stop or delete the job. Hopefully will be help.