diff --git a/etc/blockchain.yaml b/etc/blockchain.yaml
index 04c764d..bf54ed8 100644
--- a/etc/blockchain.yaml
+++ b/etc/blockchain.yaml
@@ -13,15 +13,15 @@ Binance:
 
 RedisCluster:
   Host: localhost:6379
-  Type: node
+  Type: nodeda 
 
 Cassandra:
   Hosts:
-    - localhost
+    - 10.0.0.13
   Port: 9042
-  Keyspace: kline
+  Keyspace: digimon
   UseAuth: true
-  Username: cassandra
+  Username: cassdandra
   Password: cassandra
   ConnectTimeoutSec: 10
   NumConns: 2
diff --git a/internal/logic/blockchainservice/get_history_kline_data_logic.go b/internal/logic/blockchainservice/get_history_kline_data_logic.go
index 8996b2c..81d5e94 100644
--- a/internal/logic/blockchainservice/get_history_kline_data_logic.go
+++ b/internal/logic/blockchainservice/get_history_kline_data_logic.go
@@ -13,7 +13,8 @@ import (
 )
 
 type GetHistoryKlineDataLogic struct {
-	ctx    context.Context
+	ctx context.Context
+
 	svcCtx *svc.ServiceContext
 	logx.Logger
 }
diff --git a/internal/svc/service_context.go b/internal/svc/service_context.go
index 6bcafef..6fe0e5c 100644
--- a/internal/svc/service_context.go
+++ b/internal/svc/service_context.go
@@ -36,7 +36,7 @@ func NewServiceContext(c config.Config) *ServiceContext {
 		KeySpace: c.Cassandra.Keyspace,
 	})
 
-	wp, err := ants.NewPool(1024)
+	wp, err := ants.NewPool(4096)
 	if err != nil {
 		panic(err)
 	}