disable max series as default

Author: ie-pham

docs/sources/tempo/configuration/_index.md

@@ -763,7 +763,8 @@ query_frontend:
         [max_exemplars: <int> | default = 100 ]
 
         # Maximum number of time series returned for a metrics query.
-        [max_response_series: <int> | default = 1000]
+        # Default is 0, which means there is no limit
+        [max_response_series: <int> | default = 0]
 
         # query_backend_after controls where the query-frontend searches for traces.
         # Time ranges older than query_backend_after will be searched in the backend/object storage only.

docs/sources/tempo/configuration/manifest.md

@@ -350,7 +350,7 @@ query_frontend:
         query_backend_after: 30m0s
         interval: 5m0s
         max_exemplars: 100
-        max_response_series: 1000
+        max_response_series: 0
     multi_tenant_queries_enabled: true
     response_consumers: 10
     weights:

modules/frontend/config.go

@@ -106,7 +106,7 @@ func (cfg *Config) RegisterFlagsAndApplyDefaults(string, *flag.FlagSet) {
 			TargetBytesPerRequest: defaultTargetBytesPerRequest,
 			Interval:              5 * time.Minute,
 			MaxExemplars:          100,
-			MaxResponseSeries:     1000,
+			MaxResponseSeries:     0,
 		},
 		SLO: slo,
 	}