{ "dataSources" : { "metrics" : { "spec" : { "dataSchema" : { "dataSource" : "metrics", "parser" : { "type" : "string", "parseSpec" : { "timestampSpec" : { "column" : "timestamp", "format" : "auto" }, "dimensionsSpec" : { "dimensions" : [], "dimensionExclusions" : [ "timestamp", "value" ] }, "format" : "json" } }, "granularitySpec" : { "type" : "uniform", "segmentGranularity" : "hour", "queryGranularity" : "none" }, "metricsSpec" : [ { "type" : "count", "name" : "count" }, { "name" : "value_sum", "type" : "doubleSum", "fieldName" : "value" }, { "fieldName" : "value", "name" : "value_min", "type" : "doubleMin" }, { "type" : "doubleMax", "name" : "value_max", "fieldName" : "value" } ] }, "ioConfig" : { "type" : "realtime" }, "tuningConfig" : { "type" : "realtime", "maxRowsInMemory" : "100000", "intermediatePersistPeriod" : "PT10M", "windowPeriod" : "PT10M" } }, "properties" : { "task.partitions" : "1", "task.replicants" : "1" } } }, "properties" : { "zookeeper.connect" : "localhost", "druid.discovery.curator.path" : "/druid/discovery", "druid.selectors.indexing.serviceName" : "druid/overlord", "http.port" : "8200", "http.threads" : "8" } }