diff --git a/docs/development.md b/docs/development.md
index 7cd1d007..8438de18 100644
--- a/docs/development.md
+++ b/docs/development.md
@@ -147,7 +147,7 @@
 
    ```bash
    $ cd mega
-   $ cargo run init -d postgres
+   $ cargo run init
    ```
 
 7. Start the Mega server for testing.
@@ -260,7 +260,7 @@
 
       [database]
       # database connection url
-      db_url = "postgres://postgres:postgres@localhost:5432/mega"
+      db_url = "postgres://mega:mega@localhost:5432/mega"
 
       # db max connection, setting it to twice the number of CPU cores would be appropriate.
       max_connection = 32
@@ -310,7 +310,14 @@
       pack_decode_cache_path = "/tmp/.mega/cache"
 
       clean_cache_after_decode = true
+      
+      [lfs]
+      ## IMPORTANT: The 'enable_split' feature can only be enabled for new databases. Existing databases do not support this feature.
+      # Enable or disable splitting large files into smaller chunks
 
+      enable_split = false  # Default is disabled. Set to true to enable file splitting.   
+      # Size of each file chunk when splitting is enabled, in bytes. Ignored if splitting is disabled.
+      split_size = 20971520 # Default size is 20MB (20971520 bytes)
 
    ```
 
@@ -318,7 +325,7 @@
 
    ```bash
    $ cd mega
-   $ cargo run init -d postgres
+   $ cargo run init
    ```
 
 7. Start Mega server.
@@ -382,7 +389,7 @@ Config `confg.toml` file for the Mega project.
 
    [database]
    # database connection url
-   db_url = "postgres://postgres:postgres@localhost:5432/mega"
+   db_url = "postgres://mega:mega@localhost:5432/mega"
 
    # db max connection, setting it to twice the number of CPU cores would be appropriate.
    max_connection = 2
@@ -430,6 +437,14 @@ Config `confg.toml` file for the Mega project.
    pack_decode_cache_path = "/tmp/.mega/cache"
 
    clean_cache_after_decode = true
+
+   [lfs]
+   ## IMPORTANT: The 'enable_split' feature can only be enabled for new databases. Existing databases do not support this feature.
+   # Enable or disable splitting large files into smaller chunks
+
+   enable_split = false  # Default is disabled. Set to true to enable file splitting.   
+   # Size of each file chunk when splitting is enabled, in bytes. Ignored if splitting is disabled.
+   split_size = 20971520 # Default size is 20MB (20971520 bytes)
 ```
 
 ## Comment Guideline
diff --git a/mega/config.toml b/mega/config.toml
index cd18828b..007acc16 100644
--- a/mega/config.toml
+++ b/mega/config.toml
@@ -13,7 +13,7 @@ print_std = true
 
 [database]
 # database connection url
-db_url = "postgres://postgres:postgres@localhost:5432/mega"
+db_url = "postgres://mega:mega@localhost:5432/mega"
 
 # db max connection, setting it to twice the number of CPU cores would be appropriate.
 max_connection = 32
@@ -75,5 +75,9 @@ hub = "http://127.0.0.1:8888"
 agent = "http://127.0.0.1:7777"
 
 [lfs]
-enable_split = true
-split_size = 20971520 # 20MB
\ No newline at end of file
+## IMPORTANT: The 'enable_split' feature can only be enabled for new databases. Existing databases do not support this feature.
+# Enable or disable splitting large files into smaller chunks
+enable_split = true  # Default is disabled. Set to true to enable file splitting.
+
+# Size of each file chunk when splitting is enabled, in bytes. Ignored if splitting is disabled.
+split_size = 20971520 # Default size is 20MB (20971520 bytes)
\ No newline at end of file
diff --git a/mega/config.toml.example b/mega/config.toml.example
deleted file mode 100644
index 8406dc7b..00000000
--- a/mega/config.toml.example
+++ /dev/null
@@ -1,69 +0,0 @@
-# Filling the following environment variables with values you set
-## Logging Configuration
-[log]
-# The path which log file is saved
-log_path = "/tmp/.mega/logs"
-
-# log level
-level = "debug"
-
-# print std log in console, disable it on production for performance
-print_std = true
-
-
-[database]
-# database connection url
-db_url = "postgres://postgres:postgres@localhost:5432/mega"
-
-# db max connection, setting it to twice the number of CPU cores would be appropriate.
-max_connection = 32
-
-# db min connection, setting it to the number of CPU cores would be appropriate.
-min_connection = 16
-
-# Whether to disabling SQLx Log
-sqlx_logging = false
-
-
-[ssh]
-ssh_key_path = "/tmp/.mega/ssh"
-
-[storage]
-# raw object stroage type, can be `local` or `remote`
-raw_obj_storage_type = "LOCAL"
-
-## If the object file size exceeds the threshold value, it will be handled by file storage instead of the database, Unit is KB
-big_obj_threshold = 1024
-
-# set the local path of the project storage
-raw_obj_local_path = "/tmp/.mega/objects"
-
-lfs_obj_local_path = "/tmp/.mega/lfs"
-
-obs_access_key = ""
-obs_secret_key = ""
-
-# cloud storage region
-obs_region = "cn-east-3"
-
-# Override the endpoint URL used for remote storage services
-obs_endpoint = "https://obs.cn-east-3.myhuaweicloud.com"
-
-
-[monorepo]
-## Only import directory support multi-branch commit and tag, repo under regular directory only support main branch only
-## Mega treats files under this directory as import repo and other directories as monorepo
-import_dir = "/third-part"
-
-
-[pack]
-# The maximum memory used by decode, Unit is GB
-pack_decode_mem_size = 4
-
-# The location where the object stored when the memory used by decode exceeds the limit
-pack_decode_cache_path = "/tmp/.mega/cache"
-
-clean_cache_after_decode = true
-
-# The maximum meesage size in channel buffer while decode
-channel_message_size = 1_000_000
\ No newline at end of file
diff --git a/mega/src/build.rs b/mega/src/build.rs
index 77fc2d86..27ec449e 100644
--- a/mega/src/build.rs
+++ b/mega/src/build.rs
@@ -4,5 +4,9 @@
 //! 
 
 fn main() -> shadow_rs::SdResult<()> {
+    #[cfg(target_os = "linux")]
+    println!("cargo:rustc-link-arg=-Wl,-rpath,$ORIGIN");
+    #[cfg(target_os = "macos")]
+    println!("cargo:rustc-link-arg=-Wl,-rpath,@executable_path");
     shadow_rs::new()
 }
\ No newline at end of file