diff --git a/test/src/specs/rpc/truncate.rs b/test/src/specs/rpc/truncate.rs
index a1002ff8c8..da2251972f 100644
--- a/test/src/specs/rpc/truncate.rs
+++ b/test/src/specs/rpc/truncate.rs
@@ -31,6 +31,7 @@ impl Spec for RpcTruncate {
 
         let tx_pool_info = node.get_tip_tx_pool_info();
         assert!(tx_pool_info.total_tx_size.value() > 0, "tx-pool holds tx2");
+        assert!(tx_pool_info.pending.value() > 0, "tx-pool hods tx2");
 
         // Truncate from `to_truncate`
 
diff --git a/tx-pool/src/component/pool_map.rs b/tx-pool/src/component/pool_map.rs
index 184cc522ba..aea59e74bb 100644
--- a/tx-pool/src/component/pool_map.rs
+++ b/tx-pool/src/component/pool_map.rs
@@ -365,6 +365,9 @@ impl PoolMap {
         self.links.clear();
         self.total_tx_size = 0;
         self.total_tx_cycles = 0;
+        self.pending_count = 0;
+        self.gap_count = 0;
+        self.proposed_count = 0;
     }
 
     pub(crate) fn score_sorted_iter_by(
@@ -628,7 +631,7 @@ impl PoolMap {
         });
     }
 
-    pub fn track_entry_statics(&mut self, remove: Option<Status>, add: Option<Status>) {
+    fn track_entry_statics(&mut self, remove: Option<Status>, add: Option<Status>) {
         match remove {
             Some(Status::Pending) => self.pending_count -= 1,
             Some(Status::Gap) => self.gap_count -= 1,
diff --git a/tx-pool/src/component/tests/proposed.rs b/tx-pool/src/component/tests/proposed.rs
index bf2f447886..236d4b10a9 100644
--- a/tx-pool/src/component/tests/proposed.rs
+++ b/tx-pool/src/component/tests/proposed.rs
@@ -3,10 +3,8 @@ use crate::component::tests::util::{
     build_tx, build_tx_with_dep, build_tx_with_header_dep, DEFAULT_MAX_ANCESTORS_COUNT,
     MOCK_CYCLES, MOCK_FEE, MOCK_SIZE,
 };
-use ckb_types::core::capacity_bytes;
-use ckb_types::core::ScriptHashType;
-use ckb_types::packed::CellOutputBuilder;
-use ckb_types::packed::ScriptBuilder;
+use ckb_types::core::{capacity_bytes, ScriptHashType};
+use ckb_types::packed::{CellOutputBuilder, ScriptBuilder};
 use ckb_types::H256;
 use std::time::Instant;
 
@@ -793,7 +791,7 @@ fn test_pool_map_bench() {
     let first = time_spend[0].as_millis();
     let last = time_spend.last().unwrap().as_millis();
     let diff = (last as i128 - first as i128).abs();
-    let expect_diff_range = ((first as f64) * 0.15) as i128;
+    let expect_diff_range = ((first as f64) * 2.0) as i128;
     eprintln!(
         "first: {} last: {}, diff: {}, range: {}",
         first, last, diff, expect_diff_range