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To retrieve the health check of all the services running in YARN, make a GET request to the URI:
Code Block http://<host>:11015/v3/system/services
On success, the call returns a JSON string with component names and their corresponding statuses (reformatted to fit):
Code Block [{"name":"appfabric","description":"Service for managing application lifecycle.","status":"OK","logs":"OK","min":1,"max":1,"requested":1,"provisioned":1}, {"name":"dataset.executor","description":"Service to perform dataset operations.","status":"OK","logs":"OK","min":1,"max":1,"requested":1,"provisioned":1}, {"name":"explore.service","description":"Service to run ad-hoc queries.","status":"OK","logs":"OK","min":1,"max":1,"requested":1,"provisioned":1}, {"name":"log.saver","description":"Service to collect and store logs.","status":"OK","logs":"NOTOK","min":1,"max":1,"requested":1,"provisioned":1}, {"name":"metrics","description":"Service to handle metrics requests.","status":"OK","logs":"OK","min":1,"max":1,"requested":1,"provisioned":1}, {"name":"metrics.processor","description":"Service to process application and system metrics.","status":"OK","logs":"NOTOK","min":1,"max":1,"requested":1,"provisioned":1}, {"name":"streams","description":"Service that handles stream data ingestion.","status":"OK","logs":"OK","min":1,"max":1,"requested":1,"provisioned":1}, {"name":"transaction","description":"Service that maintains transaction states.","status":"OK","logs":"NOTOK","min":1,"max":1,"requested":1,"provisioned":1}]