diff --git a/cpp/conf/server_config.template b/cpp/conf/server_config.template
index d80dfda958ae4abb2c675015a97ffbeb113a445f..b49b5855f5c97b3dad15ed9499a8cc318a2c6389 100644
--- a/cpp/conf/server_config.template
+++ b/cpp/conf/server_config.template
@@ -1,4 +1,4 @@
-# All the following configurations are default values.
+# Default values are used when you make no changes to the following parameters.
 
 server_config:
   address: 0.0.0.0                  # milvus server ip address (IPv4)
@@ -25,8 +25,8 @@ metric_config:
 
 cache_config:
   cpu_mem_capacity: 16              # GB, CPU memory used for cache
-  cpu_mem_threshold: 0.85           # percentage of data kept when cache cleanup triggered
-  cache_insert_data: false          # whether load inserted data into cache
+  cpu_mem_threshold: 0.85           # percentage of data that will be kept when cache cleanup is triggered
+  cache_insert_data: false          # whether to load inserted data into cache
 
 engine_config:
   blas_threshold: 20