chore: Remove unnecessary client pool configuration

Signed-off-by: Christian Haudum <christian.haudum@gmail.com>

docs/sources/shared/configuration.md

@@ -1298,18 +1298,9 @@ Experimental: The `bloom_gateway` block configures the Loki bloom gateway server
 client:
   # Configures the behavior of the connection pool.
   pool_config:
-    # How frequently to clean up clients for servers that have gone away or are
-    # unhealthy.
+    # How frequently to update the list of servers.
     # CLI flag: -bloom-gateway-client.pool.check-interval
-    [check_interval: <duration> | default = 10s]
-
-    # Run a health check on each server during periodic cleanup.
-    # CLI flag: -bloom-gateway-client.pool.enable-health-check
-    [enable_health_check: <boolean> | default = true]
-
-    # Timeout for the health check if health check is enabled.
-    # CLI flag: -bloom-gateway-client.pool.health-check-timeout
-    [health_check_timeout: <duration> | default = 1s]
+    [check_interval: <duration> | default = 15s]
 
   # The grpc_client block configures the gRPC client used to communicate between
   # a client and server component in Loki.

pkg/bloomgateway/client_pool.go

@@ -16,19 +16,13 @@ import (
 )
 
 // PoolConfig is config for creating a Pool.
-// It has the same fields as "github.com/grafana/dskit/ring/client.PoolConfig" so it can be cast.
 type PoolConfig struct {
-	CheckInterval             time.Duration `yaml:"check_interval"`
-	HealthCheckEnabled        bool          `yaml:"enable_health_check"`
-	HealthCheckTimeout        time.Duration `yaml:"health_check_timeout"`
-	MaxConcurrentHealthChecks int           `yaml:"-"`
+	CheckInterval time.Duration `yaml:"check_interval"`
 }
 
 // RegisterFlags adds the flags required to config this to the given FlagSet.
 func (cfg *PoolConfig) RegisterFlagsWithPrefix(prefix string, f *flag.FlagSet) {
-	f.DurationVar(&cfg.CheckInterval, prefix+"check-interval", 10*time.Second, "How frequently to clean up clients for servers that have gone away or are unhealthy.")
-	f.BoolVar(&cfg.HealthCheckEnabled, prefix+"enable-health-check", true, "Run a health check on each server during periodic cleanup.")
-	f.DurationVar(&cfg.HealthCheckTimeout, prefix+"health-check-timeout", 1*time.Second, "Timeout for the health check if health check is enabled.")
+	f.DurationVar(&cfg.CheckInterval, prefix+"check-interval", 15*time.Second, "How frequently to update the list of servers.")
 }
 
 func (cfg *PoolConfig) Validate() error {