diff --git a/clients/filesystem-fuse/conf/gvfs_fuse.toml b/clients/filesystem-fuse/conf/gvfs_fuse.toml
index ead80bce1f1..da153bea43a 100644
--- a/clients/filesystem-fuse/conf/gvfs_fuse.toml
+++ b/clients/filesystem-fuse/conf/gvfs_fuse.toml
@@ -17,12 +17,11 @@
 
 # fuse settings
 [fuse]
-default_mask = 0o600
+file_mask = 0o600
+dir_mask = 0o700
 fs_type = "memory"
 
 [fuse.properties]
-key1 = "value1"
-key2 = "value2"
 
 # filesystem settings
 [filesystem]
@@ -31,9 +30,9 @@ block_size = 8192
 # Gravitino settings
 [gravitino]
 gravitino_url = "http://localhost:8090"
-metalake = "test"
+metalake = "your_metalake"
 
 # extent settings
-[extent_config]
-access_key = "XXX_access_key"
-secret_key = "XXX_secret_key"
+[extend_config]
+access_key = "your access_key"
+secret_key = "your_secret_key"
diff --git a/clients/filesystem-fuse/src/config.rs b/clients/filesystem-fuse/src/config.rs
index ad62975f4c0..a88bedf7bbd 100644
--- a/clients/filesystem-fuse/src/config.rs
+++ b/clients/filesystem-fuse/src/config.rs
@@ -19,65 +19,65 @@
 use crate::error::ErrorCode::{ConfigNotFound, InvalidConfig};
 use crate::utils::GvfsResult;
 use config::{builder, Config};
-use log::{info, warn};
+use log::{error, info, warn};
 use serde::Deserialize;
 use std::collections::HashMap;
 use std::fs;
 
-const FUSE_DEFAULT_FILE_MASK: ConfigEntity<u32> = ConfigEntity::new(
+pub(crate) const CONF_FUSE_FILE_MASK: ConfigEntity<u32> = ConfigEntity::new(
     FuseConfig::MODULE_NAME,
-    "default_file_mask",
+    "file_mask",
     "The default file mask for the FUSE filesystem",
     0o600,
 );
 
-const FUSE_DEFAULT_DIR_MASK: ConfigEntity<u32> = ConfigEntity::new(
+pub(crate) const CONF_FUSE_DIR_MASK: ConfigEntity<u32> = ConfigEntity::new(
     FuseConfig::MODULE_NAME,
-    "default_dir_mask",
+    "dir_mask",
     "The default directory mask for the FUSE filesystem",
     0o700,
 );
 
-const FUSE_FS_TYPE: ConfigEntity<&'static str> = ConfigEntity::new(
+pub(crate) const CONF_FUSE_FS_TYPE: ConfigEntity<&'static str> = ConfigEntity::new(
     FuseConfig::MODULE_NAME,
     "fs_type",
     "The type of the FUSE filesystem",
     "memory",
 );
 
-const FUSE_CONFIG_PATH: ConfigEntity<&'static str> = ConfigEntity::new(
+pub(crate) const CONF_FUSE_CONFIG_PATH: ConfigEntity<&'static str> = ConfigEntity::new(
     FuseConfig::MODULE_NAME,
     "config_path",
     "The path of the FUSE configuration file",
     "/etc/gvfs/gvfs.toml",
 );
 
-const FILESYSTEM_BLOCK_SIZE: ConfigEntity<u32> = ConfigEntity::new(
+pub(crate) const CONF_FILESYSTEM_BLOCK_SIZE: ConfigEntity<u32> = ConfigEntity::new(
     FilesystemConfig::MODULE_NAME,
     "block_size",
     "The block size of the gvfs fuse filesystem",
     4096,
 );
 
-const GRAVITINO_URL: ConfigEntity<&'static str> = ConfigEntity::new(
+pub(crate) const CONF_GRAVITINO_URL: ConfigEntity<&'static str> = ConfigEntity::new(
     GravitinoConfig::MODULE_NAME,
     "gravitino_url",
     "The URL of the Gravitino server",
     "http://localhost:8090",
 );
 
-const GRAVITINO_METALAKE: ConfigEntity<&'static str> = ConfigEntity::new(
+pub(crate) const CONF_GRAVITINO_METALAKE: ConfigEntity<&'static str> = ConfigEntity::new(
     GravitinoConfig::MODULE_NAME,
     "metalake",
     "The metalake of the Gravitino server",
     "",
 );
 
-struct ConfigEntity<T: 'static> {
+pub(crate) struct ConfigEntity<T: 'static> {
     module: &'static str,
     name: &'static str,
     description: &'static str,
-    default: T,
+    pub(crate) default: T,
 }
 
 impl<T> ConfigEntity<T> {
@@ -113,32 +113,32 @@ impl Default for DefaultConfig {
         let mut configs = HashMap::new();
 
         configs.insert(
-            Self::compose_key(FUSE_DEFAULT_FILE_MASK),
-            ConfigValue::U32(FUSE_DEFAULT_FILE_MASK),
+            Self::compose_key(CONF_FUSE_FILE_MASK),
+            ConfigValue::U32(CONF_FUSE_FILE_MASK),
         );
         configs.insert(
-            Self::compose_key(FUSE_DEFAULT_DIR_MASK),
-            ConfigValue::U32(FUSE_DEFAULT_DIR_MASK),
+            Self::compose_key(CONF_FUSE_DIR_MASK),
+            ConfigValue::U32(CONF_FUSE_DIR_MASK),
         );
         configs.insert(
-            Self::compose_key(FUSE_FS_TYPE),
-            ConfigValue::String(FUSE_FS_TYPE),
+            Self::compose_key(CONF_FUSE_FS_TYPE),
+            ConfigValue::String(CONF_FUSE_FS_TYPE),
         );
         configs.insert(
-            Self::compose_key(FUSE_CONFIG_PATH),
-            ConfigValue::String(FUSE_CONFIG_PATH),
+            Self::compose_key(CONF_FUSE_CONFIG_PATH),
+            ConfigValue::String(CONF_FUSE_CONFIG_PATH),
         );
         configs.insert(
-            Self::compose_key(GRAVITINO_URL),
-            ConfigValue::String(GRAVITINO_URL),
+            Self::compose_key(CONF_GRAVITINO_URL),
+            ConfigValue::String(CONF_GRAVITINO_URL),
         );
         configs.insert(
-            Self::compose_key(GRAVITINO_METALAKE),
-            ConfigValue::String(GRAVITINO_METALAKE),
+            Self::compose_key(CONF_GRAVITINO_METALAKE),
+            ConfigValue::String(CONF_GRAVITINO_METALAKE),
         );
         configs.insert(
-            Self::compose_key(FILESYSTEM_BLOCK_SIZE),
-            ConfigValue::U32(FILESYSTEM_BLOCK_SIZE),
+            Self::compose_key(CONF_FILESYSTEM_BLOCK_SIZE),
+            ConfigValue::U32(CONF_FILESYSTEM_BLOCK_SIZE),
         );
 
         DefaultConfig { configs }
@@ -160,7 +160,7 @@ pub struct AppConfig {
     #[serde(default)]
     pub gravitino: GravitinoConfig,
     #[serde(default)]
-    pub extent_config: HashMap<String, String>,
+    pub extend_config: HashMap<String, String>,
 }
 
 impl Default for AppConfig {
@@ -221,32 +221,36 @@ impl AppConfig {
                 path
             } else {
                 //use default config
-                if fs::metadata(FUSE_CONFIG_PATH.default).is_err() {
+                if fs::metadata(CONF_FUSE_CONFIG_PATH.default).is_err() {
                     warn!(
-                        "The default configuration file not found, use the default configuration"
+                        "The default configuration file is not found, using the default configuration"
                     );
                     return Ok(AppConfig::default());
                 } else {
                     warn!(
-                        "Use the default config file of {}",
-                        FUSE_CONFIG_PATH.default
+                        "Using the default config file {}",
+                        CONF_FUSE_CONFIG_PATH.default
                     );
                 }
-                FUSE_CONFIG_PATH.default
+                CONF_FUSE_CONFIG_PATH.default
             }
         };
         let config = builder
             .add_source(config::File::with_name(config_path).required(true))
             .build();
-        if config.is_err() {
-            return Err(InvalidConfig.to_error("Failed to build configuration".to_string()));
+        if let Err(e) = config {
+            let msg = format!("Failed to build configuration: {}", e);
+            error!("{}", msg);
+            return Err(InvalidConfig.to_error(msg));
         }
 
         let conf = config.unwrap();
         let app_config = conf.try_deserialize::<AppConfig>();
 
-        if app_config.is_err() {
-            return Err(InvalidConfig.to_error("Failed to deserialize configuration".to_string()));
+        if let Err(e) = app_config {
+            let msg = format!("Failed to deserialize configuration: {}", e);
+            error!("{}", msg);
+            return Err(InvalidConfig.to_error(msg));
         }
         Ok(app_config.unwrap())
     }
@@ -255,9 +259,9 @@ impl AppConfig {
 #[derive(Debug, Deserialize, Default)]
 pub struct FuseConfig {
     #[serde(default)]
-    pub default_file_mask: u32,
+    pub file_mask: u32,
     #[serde(default)]
-    pub default_dir_mask: u32,
+    pub dir_mask: u32,
     #[serde(default)]
     pub fs_type: String,
     #[serde(default)]
@@ -299,16 +303,17 @@ mod test {
     #[test]
     fn test_config_from_file() {
         let config = AppConfig::from_file(Some("tests/conf/gvfs_fuse_test.toml")).unwrap();
-        assert_eq!(config.fuse.default_file_mask, 0o600);
+        assert_eq!(config.fuse.file_mask, 0o644);
+        assert_eq!(config.fuse.dir_mask, 0o755);
         assert_eq!(config.filesystem.block_size, 8192);
         assert_eq!(config.gravitino.gravitino_url, "http://localhost:8090");
         assert_eq!(config.gravitino.metalake, "test");
         assert_eq!(
-            config.extent_config.get("access_key"),
+            config.extend_config.get("access_key"),
             Some(&"XXX_access_key".to_string())
         );
         assert_eq!(
-            config.extent_config.get("secret_key"),
+            config.extend_config.get("secret_key"),
             Some(&"XXX_secret_key".to_string())
         );
     }
@@ -316,7 +321,8 @@ mod test {
     #[test]
     fn test_default_config() {
         let config = AppConfig::default();
-        assert_eq!(config.fuse.default_file_mask, 0o600);
+        assert_eq!(config.fuse.file_mask, 0o600);
+        assert_eq!(config.fuse.dir_mask, 0o700);
         assert_eq!(config.filesystem.block_size, 4096);
         assert_eq!(config.gravitino.gravitino_url, "http://localhost:8090");
         assert_eq!(config.gravitino.metalake, "");
diff --git a/clients/filesystem-fuse/src/filesystem.rs b/clients/filesystem-fuse/src/filesystem.rs
index 4d843a5eb3d..646aebcfa4e 100644
--- a/clients/filesystem-fuse/src/filesystem.rs
+++ b/clients/filesystem-fuse/src/filesystem.rs
@@ -16,6 +16,9 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+use crate::config::{
+    AppConfig, CONF_FILESYSTEM_BLOCK_SIZE, CONF_FUSE_DIR_MASK, CONF_FUSE_FILE_MASK,
+};
 use crate::opened_file::{FileHandle, OpenFileFlags, OpenedFile};
 use async_trait::async_trait;
 use bytes::Bytes;
@@ -152,13 +155,13 @@ pub(crate) struct FileSystemContext {
 }
 
 impl FileSystemContext {
-    pub(crate) fn new(uid: u32, gid: u32) -> Self {
+    pub(crate) fn new(uid: u32, gid: u32, config: &AppConfig) -> Self {
         FileSystemContext {
             uid,
             gid,
-            default_file_perm: 0o644,
-            default_dir_perm: 0o755,
-            block_size: 4 * 1024,
+            default_file_perm: config.fuse.file_mask as u16,
+            default_dir_perm: config.fuse.dir_mask as u16,
+            block_size: config.filesystem.block_size,
         }
     }
 
@@ -166,9 +169,9 @@ impl FileSystemContext {
         FileSystemContext {
             uid: 0,
             gid: 0,
-            default_file_perm: 0o644,
-            default_dir_perm: 0o755,
-            block_size: 4 * 1024,
+            default_file_perm: CONF_FUSE_FILE_MASK.default as u16,
+            default_dir_perm: CONF_FUSE_DIR_MASK.default as u16,
+            block_size: CONF_FILESYSTEM_BLOCK_SIZE.default,
         }
     }
 }
diff --git a/clients/filesystem-fuse/src/gravitino_client.rs b/clients/filesystem-fuse/src/gravitino_client.rs
index 94c4fcb4908..d624c913090 100644
--- a/clients/filesystem-fuse/src/gravitino_client.rs
+++ b/clients/filesystem-fuse/src/gravitino_client.rs
@@ -37,13 +37,13 @@ pub(crate) struct Fileset {
 
 #[derive(Debug, Deserialize)]
 struct FilesetResponse {
-    code: i32,
+    code: u32,
     fileset: Fileset,
 }
 
 #[derive(Debug, Deserialize)]
 struct FileLocationResponse {
-    code: i32,
+    code: u32,
     #[serde(rename = "fileLocation")]
     location: String,
 }
@@ -52,7 +52,7 @@ pub(crate) struct GravitinoClient {
     gravitino_uri: String,
     metalake: String,
 
-    http_client: Client,
+    client: Client,
 }
 
 impl GravitinoClient {
@@ -60,7 +60,7 @@ impl GravitinoClient {
         Self {
             gravitino_uri: config.gravitino_url.clone(),
             metalake: config.metalake.clone(),
-            http_client: Client::new(),
+            client: Client::new(),
         }
     }
 
@@ -94,7 +94,7 @@ impl GravitinoClient {
         T: for<'de> Deserialize<'de>,
     {
         let http_resp =
-            self.http_client.get(url).send().await.map_err(|e| {
+            self.client.get(url).send().await.map_err(|e| {
                 GvfsError::RestError(format!("Failed to send request to {}", url), e)
             })?;
 
diff --git a/clients/filesystem-fuse/src/gvfs_fuse.rs b/clients/filesystem-fuse/src/gvfs_fuse.rs
index 31340ae3251..4b9ed13f480 100644
--- a/clients/filesystem-fuse/src/gvfs_fuse.rs
+++ b/clients/filesystem-fuse/src/gvfs_fuse.rs
@@ -83,13 +83,7 @@ pub(crate) async fn create_fuse_fs(
 ) -> GvfsResult<CreateFsResult> {
     let uid = unsafe { libc::getuid() };
     let gid = unsafe { libc::getgid() };
-    let fs_context = FileSystemContext {
-        uid: uid,
-        gid: gid,
-        default_file_perm: 0o644,
-        default_dir_perm: 0o755,
-        block_size: 4 * 1024,
-    };
+    let fs_context = FileSystemContext::new(uid, gid, config);
     let fs = create_path_fs(mount_from, config, &fs_context).await?;
     create_raw_fs(fs, config, fs_context).await
 }
diff --git a/clients/filesystem-fuse/src/main.rs b/clients/filesystem-fuse/src/main.rs
index 014d3ea4f3d..327234c8b41 100644
--- a/clients/filesystem-fuse/src/main.rs
+++ b/clients/filesystem-fuse/src/main.rs
@@ -26,6 +26,7 @@ use tokio::signal;
 async fn main() -> fuse3::Result<()> {
     tracing_subscriber::fmt().init();
 
+    //todo(read config file from args)
     let config = AppConfig::from_file(Some("conf/gvfs_fuse.toml)"));
     if let Err(e) = &config {
         error!("Failed to load config: {:?}", e);
diff --git a/clients/filesystem-fuse/tests/conf/gvfs_fuse_memory.toml b/clients/filesystem-fuse/tests/conf/gvfs_fuse_memory.toml
index ead80bce1f1..71302a96ed1 100644
--- a/clients/filesystem-fuse/tests/conf/gvfs_fuse_memory.toml
+++ b/clients/filesystem-fuse/tests/conf/gvfs_fuse_memory.toml
@@ -17,7 +17,8 @@
 
 # fuse settings
 [fuse]
-default_mask = 0o600
+file_mask= 0o600
+dir_mask= 0o700
 fs_type = "memory"
 
 [fuse.properties]
diff --git a/clients/filesystem-fuse/tests/conf/gvfs_fuse_test.toml b/clients/filesystem-fuse/tests/conf/gvfs_fuse_test.toml
index ead80bce1f1..7c32b388e9d 100644
--- a/clients/filesystem-fuse/tests/conf/gvfs_fuse_test.toml
+++ b/clients/filesystem-fuse/tests/conf/gvfs_fuse_test.toml
@@ -17,7 +17,8 @@
 
 # fuse settings
 [fuse]
-default_mask = 0o600
+file_mask= 0o644
+dir_mask= 0o755
 fs_type = "memory"
 
 [fuse.properties]
@@ -34,6 +35,6 @@ gravitino_url = "http://localhost:8090"
 metalake = "test"
 
 # extent settings
-[extent_config]
+[extend_config]
 access_key = "XXX_access_key"
 secret_key = "XXX_secret_key"