Promote max-tenants to stable

Signed-off-by: Dimitar Dimitrov <dimitar.dimitrov@grafana.com>

CHANGELOG.md

@@ -21,6 +21,7 @@
 * [CHANGE] General: remove `-log.buffered`. The configuration option has been enabled by default and deprecated since Mimir 2.11. #8395
 * [CHANGE] Ruler: promote tenant federation from experimental to stable. #8400
 * [CHANGE] Ruler: promote `-ruler.recording-rules-evaluation-enabled` and `-ruler.alerting-rules-evaluation-enabled` from experimental to stable. #8400
+* [CHANGE] General: promote `-tenant-federation.max-tenants` from experimental to stable. #8400
 * [FEATURE] Continuous-test: now runable as a module with `mimir -target=continuous-test`. #7747
 * [FEATURE] Store-gateway: Allow specific tenants to be enabled or disabled via `-store-gateway.enabled-tenants` or `-store-gateway.disabled-tenants` CLI flags or their corresponding YAML settings. #7653
 * [FEATURE] New `-<prefix>.s3.bucket-lookup-type` flag configures lookup style type, used to access bucket in s3 compatible providers. #7684

cmd/mimir/config-descriptor.json

@@ -10416,8 +10416,7 @@
           "fieldValue": null,
           "fieldDefaultValue": 0,
           "fieldFlag": "tenant-federation.max-tenants",
-          "fieldType": "int",
-          "fieldCategory": "experimental"
+          "fieldType": "int"
         }
       ],
       "fieldValue": null,

cmd/mimir/help-all.txt.tmpl

@@ -2850,7 +2850,7 @@ Usage of ./cmd/mimir/mimir:
   -tenant-federation.max-concurrent int
     	[experimental] The number of workers used for each tenant federated query. This setting limits the maximum number of per-tenant queries executed at a time for a tenant federated query. (default 16)
   -tenant-federation.max-tenants int
-    	[experimental] The max number of tenant IDs that may be supplied for a federated query if enabled. 0 to disable the limit.
+    	The max number of tenant IDs that may be supplied for a federated query if enabled. 0 to disable the limit.
   -tests.basic-auth-password string
     	The password to use for HTTP bearer authentication. (mutually exclusive with tenant-id or bearer-token flags)
   -tests.basic-auth-user string

cmd/mimir/help.txt.tmpl

@@ -727,6 +727,8 @@ Usage of ./cmd/mimir/mimir:
     	Comma-separated list of components to include in the instantiated process. The default value 'all' includes all components that are required to form a functional Grafana Mimir instance in single-binary mode. Use the '-modules' command line flag to get a list of available components, and to see which components are included with 'all'. (default all)
   -tenant-federation.enabled
     	If enabled on all services, queries can be federated across multiple tenants. The tenant IDs involved need to be specified separated by a '|' character in the 'X-Scope-OrgID' header.
+  -tenant-federation.max-tenants int
+    	The max number of tenant IDs that may be supplied for a federated query if enabled. 0 to disable the limit.
   -tests.basic-auth-password string
     	The password to use for HTTP bearer authentication. (mutually exclusive with tenant-id or bearer-token flags)
   -tests.basic-auth-user string

docs/sources/mimir/configure/about-versioning.md

@@ -151,7 +151,6 @@ The following features are currently experimental:
   - Lower TTL for cache entries overlapping the out-of-order samples ingestion window (re-using `-ingester.out-of-order-window` from ingesters)
   - Use of Redis cache backend (`-query-frontend.results-cache.backend=redis`)
   - Query blocking on a per-tenant basis (configured with the limit `blocked_queries`)
-  - Max number of tenants that may be queried at once (`-tenant-federation.max-tenants`)
   - Sharding of active series queries (`-query-frontend.shard-active-series-queries`)
   - Server-side write timeout for responses to active series requests (`-query-frontend.active-series-write-timeout`)
   - Remote read request limits (`-query-frontend.remote-read-limits-enabled`)

docs/sources/mimir/configure/configuration-parameters/index.md

@@ -216,8 +216,8 @@ tenant_federation:
   # CLI flag: -tenant-federation.max-concurrent
   [max_concurrent: <int> | default = 16]
 
-  # (experimental) The max number of tenant IDs that may be supplied for a
-  # federated query if enabled. 0 to disable the limit.
+  # The max number of tenant IDs that may be supplied for a federated query if
+  # enabled. 0 to disable the limit.
   # CLI flag: -tenant-federation.max-tenants
   [max_tenants: <int> | default = 0]
 

pkg/querier/tenantfederation/tenant_federation.go

@@ -22,7 +22,7 @@ type Config struct {
 	// Enabled switches on support for multi tenant query federation
 	Enabled       bool `yaml:"enabled"`
 	MaxConcurrent int  `yaml:"max_concurrent" category:"experimental"`
-	MaxTenants    int  `yaml:"max_tenants" category:"experimental"`
+	MaxTenants    int  `yaml:"max_tenants"`
 }
 
 func (cfg *Config) RegisterFlags(f *flag.FlagSet) {