diff --git a/configs/milvus.yaml b/configs/milvus.yaml
index 991880ff6654..c0ee27a26099 100644
--- a/configs/milvus.yaml
+++ b/configs/milvus.yaml
@@ -226,7 +226,8 @@ proxy:
     localPath: /tmp/milvus_access
     filename:  # Log filename, leave empty to use stdout.
     maxSize: 64 # Max size for a single file, in MB.
-    cacheSize: 10240 # Size of log of memory cache, in B
+    cacheSize: 0 # Size of log write cache, in B
+    cacheFlushInterval: 3 # time interval of auto flush write cache, in Seconds. (Close auto flush if interval was 0)
     rotatedTime: 0 # Max time for single access log file in seconds
     remotePath: access_log/ # File path in minIO
     remoteMaxTime: 0 # Max time for log file in minIO, in hours
diff --git a/pkg/util/paramtable/component_param.go b/pkg/util/paramtable/component_param.go
index a3c1464de050..23f9550e2e8d 100644
--- a/pkg/util/paramtable/component_param.go
+++ b/pkg/util/paramtable/component_param.go
@@ -1305,17 +1305,17 @@ please adjust in embedded Milvus: false`,
 	p.AccessLog.CacheSize = ParamItem{
 		Key:          "proxy.accessLog.cacheSize",
 		Version:      "2.3.2",
-		DefaultValue: "10240",
-		Doc:          "Size of log of memory cache, in B. (Close write cache if szie was 0",
+		DefaultValue: "0",
+		Doc:          "Size of log of write cache, in B. (Close write cache if size was 0",
 		Export:       true,
 	}
 	p.AccessLog.CacheSize.Init(base.mgr)
 
 	p.AccessLog.CacheFlushInterval = ParamItem{
-		Key:          "proxy.accessLog.cacheSize",
+		Key:          "proxy.accessLog.cacheFlushInterval",
 		Version:      "2.4.0",
 		DefaultValue: "3",
-		Doc:          "time interval of auto flush memory cache, in Seconds. (Close auto flush if interval was 0)",
+		Doc:          "time interval of auto flush write cache, in Seconds. (Close auto flush if interval was 0)",
 	}
 	p.AccessLog.CacheFlushInterval.Init(base.mgr)