diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index f73e863..7fd850f 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -10,7 +10,7 @@ on:
 env:
   CARGO_TERM_COLOR: always
   BINARIES_LIST: 'ncbi kun_peng'
-  PROJECT_PREFIX: 'kraken2-rust-'
+  PROJECT_PREFIX: 'Kun-peng-'
 
 jobs:
   build-and-release:
diff --git a/kr2r/src/bin/annotate.rs b/kr2r/src/bin/annotate.rs
index b4613b8..d69f75d 100644
--- a/kr2r/src/bin/annotate.rs
+++ b/kr2r/src/bin/annotate.rs
@@ -111,7 +111,7 @@ where
         reader,
         num_cpus::get(),
         batch_size,
-        |dataset: &[Slot<u64>]| {
+        |dataset: Vec<Slot<u64>>| {
             let mut results: HashMap<u64, Vec<u8>> = HashMap::new();
             for slot in dataset {
                 let indx = slot.idx & idx_mask;
@@ -176,6 +176,7 @@ fn process_chunk_file<P: AsRef<Path>>(
 
     let start = Instant::now();
 
+    println!("start load table...");
     let config = HashConfig::from_hash_header(&args.database.join("hash_config.k2d"))?;
     let chtm = CHTable::from_range(
         config,
@@ -209,7 +210,6 @@ pub fn run(args: Args) -> Result<()> {
     let start = Instant::now();
     println!("annotate start...");
     for chunk_file in chunk_files {
-        println!("chunk_file {:?}", chunk_file);
         process_chunk_file(&args, chunk_file, &hash_files)?;
     }
     // 计算持续时间
diff --git a/kr2r/src/compact_hash.rs b/kr2r/src/compact_hash.rs
index 288be41..a51197d 100644
--- a/kr2r/src/compact_hash.rs
+++ b/kr2r/src/compact_hash.rs
@@ -277,7 +277,7 @@ fn read_page_from_file<P: AsRef<Path>>(filename: P) -> Result<Page> {
     let capacity = LittleEndian::read_u64(&buffer[8..16]) as usize;
 
     // 读取数据部分
-    let mut data = vec![0u32; capacity];
+    let mut data = vec![0u32; capacity + 1024 * 1024];
     let data_bytes = unsafe {
         std::slice::from_raw_parts_mut(
             data.as_mut_ptr() as *mut u8,
@@ -299,7 +299,7 @@ fn read_first_block_from_file<P: AsRef<Path>>(filename: P) -> Result<Page> {
     let capacity = LittleEndian::read_u64(&buffer[8..16]) as usize;
 
     let mut first_zero_end = capacity;
-    let chunk_size = 1024; // Define the chunk size for reading
+    let chunk_size = 1024 * 4;
     let mut found_zero = false;
     let mut data = vec![0u32; capacity];
     let mut read_pos = 0;
@@ -373,17 +373,14 @@ impl Page {
         value_bits: usize,
         value_mask: usize,
     ) -> u32 {
-        // let compacted_key = value.left(value_bits) as u32;
         let mut idx = index;
-        if idx > self.size {
-            return u32::default();
+        if idx >= self.size {
+            return 0;
         }
 
         loop {
             if let Some(cell) = self.data.get(idx) {
-                if cell.right(value_mask) == u32::default()
-                    || cell.left(value_bits) == compacted_key
-                {
+                if cell.right(value_mask) == 0 || cell.left(value_bits) == compacted_key {
                     return cell.right(value_mask);
                 }
 
@@ -392,11 +389,10 @@ impl Page {
                     break;
                 }
             } else {
-                // 如果get(idx)失败，返回默认值
-                return u32::default();
+                return 0;
             }
         }
-        u32::default()
+        0
     }
 }
 
@@ -428,7 +424,7 @@ impl CHTable {
         for i in start..end {
             let mut hash_file = &hash_sorted_files[i];
             let mut page = read_page_from_file(&hash_file)?;
-            let next_page = if page.data.last().map_or(false, |&x| x == 0) {
+            let next_page = if page.data.last().map_or(false, |&x| x != 0) {
                 if kd_type {
                     hash_file = &hash_sorted_files[(i + 1) % parition]
                 }
diff --git a/seqkmer/src/parallel.rs b/seqkmer/src/parallel.rs
index ba4f859..290a8b2 100644
--- a/seqkmer/src/parallel.rs
+++ b/seqkmer/src/parallel.rs
@@ -7,7 +7,6 @@ use scoped_threadpool::Pool;
 use std::collections::HashMap;
 use std::io::Result;
 use std::sync::Arc;
-
 pub struct ParallelResult<P>
 where
     P: Send,
@@ -108,16 +107,16 @@ pub fn buffer_read_parallel<R, D, W, O, F, Out>(
     func: F,
 ) -> Result<()>
 where
-    D: Send + Sized + Sync,
+    D: Send + Sized + Sync + Clone,
     R: std::io::Read + Send,
     O: Send,
     Out: Send + Default,
-    W: Send + Sync + Fn(&[D]) -> Option<O>,
+    W: Send + Sync + Fn(Vec<D>) -> Option<O>,
     F: FnOnce(&mut ParallelResult<Option<O>>) -> Out + Send,
 {
     assert!(n_threads > 2);
     let buffer_len = n_threads + 2;
-    let (sender, receiver) = bounded::<&[D]>(buffer_len);
+    let (sender, receiver) = bounded::<Vec<D>>(buffer_len);
     let (done_send, done_recv) = bounded::<Option<O>>(buffer_len);
     let receiver = Arc::new(receiver); // 使用 Arc 来共享 receiver
     let done_send = Arc::new(done_send);
@@ -140,7 +139,9 @@ where
                 let slots = unsafe {
                     std::slice::from_raw_parts(batch_buffer.as_ptr() as *const D, slots_in_batch)
                 };
-                sender.send(slots).expect("Failed to send sequences");
+                sender
+                    .send(slots.to_vec())
+                    .expect("Failed to send sequences");
             }
         });
 
@@ -163,7 +164,7 @@ where
             let _ = func(&mut parallel_result);
         });
 
-        pool_scope.join_all();
+        // pool_scope.join_all();
     });
 
     Ok(())