diff --git a/Cargo.lock b/Cargo.lock
index 58472627..704d1422 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -329,7 +329,6 @@ dependencies = [
  "thiserror",
  "time",
  "tokio",
- "tokio-pipe",
  "tokio-util",
  "tracing",
  "tracing-error",
@@ -1397,16 +1396,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "tokio-pipe"
-version = "0.2.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f213a84bffbd61b8fa0ba8a044b4bbe35d471d0b518867181e82bd5c15542784"
-dependencies = [
- "libc",
- "tokio",
-]
-
 [[package]]
 name = "tokio-util"
 version = "0.7.11"
diff --git a/ecstore/Cargo.toml b/ecstore/Cargo.toml
index fd332b50..792dfd48 100644
--- a/ecstore/Cargo.toml
+++ b/ecstore/Cargo.toml
@@ -33,7 +33,7 @@ tokio-util = { version = "0.7.11", features = ["io"] }
 s3s = "0.10.0"
 crc32fast = "1.4.2"
 siphasher = "1.0.1"
-tokio-pipe = "0.2.12"
+
 
 [dev-dependencies]
 tokio = { workspace = true, features = ["rt-multi-thread", "macros"] }
diff --git a/ecstore/src/sets.rs b/ecstore/src/sets.rs
index 63e97f3d..b05e21e1 100644
--- a/ecstore/src/sets.rs
+++ b/ecstore/src/sets.rs
@@ -4,7 +4,6 @@ use anyhow::Result;
 
 use futures::AsyncWrite;
 use time::OffsetDateTime;
-use tokio_pipe::{PipeRead, PipeWrite};
 use uuid::Uuid;
 
 use crate::{
@@ -108,13 +107,7 @@ impl StorageAPI for Sets {
         unimplemented!()
     }
 
-    async fn put_object(
-        &self,
-        bucket: &str,
-        object: &str,
-        data: &PutObjReader,
-        opts: &ObjectOptions,
-    ) -> Result<()> {
+    async fn put_object(&self, bucket: &str, object: &str, data: &PutObjReader, opts: &ObjectOptions) -> Result<()> {
         let disks = self.get_disks_by_key(object);
 
         let mut parity_drives = self.partiy_count;
@@ -128,25 +121,20 @@ impl StorageAPI for Sets {
             write_quorum += 1
         }
 
-        let mut fi = FileInfo::new(
-            [bucket, object].join("/").as_str(),
-            data_drives,
-            parity_drives,
-        );
+        let mut fi = FileInfo::new([bucket, object].join("/").as_str(), data_drives, parity_drives);
 
         fi.data_dir = Uuid::new_v4().to_string();
 
         let parts_metadata = vec![fi.clone(); disks.len()];
 
-        let (shuffle_disks, shuffle_parts_metadata) =
-            shuffle_disks_and_parts_metadata(&disks, &parts_metadata, &fi);
+        let (shuffle_disks, shuffle_parts_metadata) = shuffle_disks_and_parts_metadata(&disks, &parts_metadata, &fi);
 
         let mut writers = Vec::with_capacity(disks.len());
 
         for disk in disks.iter() {
-            let (mut r, mut w) = tokio_pipe::pipe()?;
+            let (reader, writer) = tokio::io::duplex(fi.erasure.block_size);
 
-            writers.push(w);
+            writers.push(writer);
         }
 
         let erasure = Erasure::new(fi.erasure.data_blocks, fi.erasure.parity_blocks);
@@ -163,25 +151,6 @@ impl StorageAPI for Sets {
     }
 }
 
-pub struct DiskWriter<'a> {
-    disk: &'a Option<DiskStore>,
-    writer: PipeWrite,
-    reader: PipeRead,
-}
-
-impl<'a> DiskWriter<'a> {
-    pub fn new(disk: &'a Option<DiskStore>) -> Result<Self> {
-        let (mut reader, mut writer) = tokio_pipe::pipe()?;
-        Ok(Self {
-            disk,
-            reader,
-            writer,
-        })
-    }
-
-    pub fn wirter(&self) -> impl AsyncWrite {}
-}
-
 // 打乱顺序
 fn shuffle_disks_and_parts_metadata(
     disks: &Vec<Option<DiskStore>>,
diff --git a/ecstore/src/store_api.rs b/ecstore/src/store_api.rs
index 3a43876c..c3a2d845 100644
--- a/ecstore/src/store_api.rs
+++ b/ecstore/src/store_api.rs
@@ -7,7 +7,7 @@ use s3s::Body;
 use time::OffsetDateTime;
 
 pub const ERASURE_ALGORITHM: &str = "rs-vandermonde";
-pub const BLOCK_SIZE_V2: u64 = 1048576; // 1M
+pub const BLOCK_SIZE_V2: usize = 1048576; // 1M
 
 #[derive(Debug, Clone)]
 pub struct FileInfo {
@@ -83,7 +83,7 @@ pub struct ErasureInfo {
     // ParityBlocks is the number of parity blocks for erasure-coding
     pub parity_blocks: usize,
     // BlockSize is the size of one erasure-coded block
-    pub block_size: u64,
+    pub block_size: usize,
     // Index is the index of the current disk
     pub index: usize,
     // Distribution is the distribution of the data and parity blocks
@@ -125,10 +125,7 @@ pub struct PutObjReader {
 
 impl PutObjReader {
     pub fn new(stream: Body, content_length: u64) -> Self {
-        PutObjReader {
-            stream,
-            content_length,
-        }
+        PutObjReader { stream, content_length }
     }
 }
 
@@ -141,11 +138,5 @@ pub struct ObjectOptions {
 pub trait StorageAPI {
     async fn make_bucket(&self, bucket: &str, opts: &MakeBucketOptions) -> Result<()>;
 
-    async fn put_object(
-        &self,
-        bucket: &str,
-        object: &str,
-        data: &PutObjReader,
-        opts: &ObjectOptions,
-    ) -> Result<()>;
+    async fn put_object(&self, bucket: &str, object: &str, data: &PutObjReader, opts: &ObjectOptions) -> Result<()>;
 }