diff --git a/services/libs/jinux-std/src/syscall/writev.rs b/services/libs/jinux-std/src/syscall/writev.rs
index 582d87fbf..b927988c9 100644
--- a/services/libs/jinux-std/src/syscall/writev.rs
+++ b/services/libs/jinux-std/src/syscall/writev.rs
@@ -1,3 +1,4 @@
+use crate::fs::file_table::FileDescripter;
 use crate::{log_syscall_entry, prelude::*};
 
 use crate::syscall::SYS_WRITEV;
@@ -14,34 +15,41 @@ pub struct IoVec {
     len: usize,
 }
 
-pub fn sys_writev(fd: u64, io_vec_ptr: u64, io_vec_count: u64) -> Result<SyscallReturn> {
+pub fn sys_writev(
+    fd: FileDescripter,
+    io_vec_ptr: Vaddr,
+    io_vec_count: usize,
+) -> Result<SyscallReturn> {
     log_syscall_entry!(SYS_WRITEV);
-    let res = do_sys_writev(fd, io_vec_ptr as Vaddr, io_vec_count as usize)?;
+    let res = do_sys_writev(fd, io_vec_ptr, io_vec_count)?;
     Ok(SyscallReturn::Return(res as _))
 }
 
-pub fn do_sys_writev(fd: u64, io_vec_ptr: Vaddr, io_vec_count: usize) -> Result<usize> {
+fn do_sys_writev(fd: FileDescripter, io_vec_ptr: Vaddr, io_vec_count: usize) -> Result<usize> {
     debug!(
         "fd = {}, io_vec_ptr = 0x{:x}, io_vec_counter = 0x{:x}",
         fd, io_vec_ptr, io_vec_count
     );
-    let mut write_len = 0;
+    let file = {
+        let current = current!();
+        let filetable = current.file_table().lock();
+        filetable.get_file(fd)?.clone()
+    };
+    let mut total_len = 0;
     for i in 0..io_vec_count {
-        let io_vec = read_val_from_user::<IoVec>(io_vec_ptr + i * 16)?;
-        let base = io_vec.base;
-        let len = io_vec.len;
-        let mut buffer = vec![0u8; len];
-        read_bytes_from_user(base, &mut buffer)?;
-        let content = alloc::str::from_utf8(&buffer).unwrap();
-        write_len += len;
-        if fd == 1 {
-            print!("{}", content);
-        } else if fd == 2 {
-            print!("{}", content);
-        } else {
-            info!("content = {}", content);
-            panic!("Unsupported fd {}", fd);
+        let io_vec = read_val_from_user::<IoVec>(io_vec_ptr + i * core::mem::size_of::<IoVec>())?;
+        if io_vec.base == 0 {
+            continue;
         }
+        let buffer = {
+            let base = io_vec.base;
+            let len = io_vec.len;
+            let mut buffer = vec![0u8; len];
+            read_bytes_from_user(base, &mut buffer)?;
+            buffer
+        };
+        let write_len = file.write(&buffer)?;
+        total_len += write_len;
     }
-    Ok(write_len)
+    Ok(total_len)
 }