diff --git a/src/metric-engine/src/engine/flush.rs b/src/metric-engine/src/engine/flush.rs
index 8c0f33aaf3..47120555ff 100644
--- a/src/metric-engine/src/engine/flush.rs
+++ b/src/metric-engine/src/engine/flush.rs
@@ -151,6 +151,8 @@ ManifestSstEntry { table_dir: "test_metric_region/", region_id: 94506057770(22,
             .map(|mut e| {
                 let i = e.file_path.rfind('/').unwrap();
                 e.file_path.replace_range(i..(i + 37), "/<file_id>");
+                e.file_size = None;
+                e.last_modified_ms = None;
                 format!("\n{:?}", e)
             })
             .sorted()
diff --git a/src/mito2/src/engine/basic_test.rs b/src/mito2/src/engine/basic_test.rs
index 5c2bd4fd4e..7b8def8207 100644
--- a/src/mito2/src/engine/basic_test.rs
+++ b/src/mito2/src/engine/basic_test.rs
@@ -970,6 +970,8 @@ async fn test_list_ssts_with_format(
         .map(|mut e| {
             let i = e.file_path.rfind('/').unwrap();
             e.file_path.replace_range(i..(i + 37), "/<file_id>");
+            e.file_size = None;
+            e.last_modified_ms = None;
             format!("\n{:?}", e)
         })
         .sorted()
diff --git a/src/mito2/src/engine/staging_test.rs b/src/mito2/src/engine/staging_test.rs
index 9846933d1f..1b5a6538d8 100644
--- a/src/mito2/src/engine/staging_test.rs
+++ b/src/mito2/src/engine/staging_test.rs
@@ -26,8 +26,8 @@ use common_recordbatch::RecordBatches;
 use datatypes::value::Value;
 use object_store::Buffer;
 use object_store::layers::mock::{
-    Entry, Error as MockError, ErrorKind, List, Lister, Metadata, MockLayerBuilder,
-    Result as MockResult, Write, Writer,
+    Delete, Deleter, Entry, Error as MockError, ErrorKind, List, Lister, Metadata,
+    MockLayerBuilder, OpDelete, Result as MockResult, Write, Writer,
 };
 use partition::expr::{PartitionExpr, col};
 use store_api::region_engine::{
@@ -1152,6 +1152,23 @@ impl Write for MockWriter {
     }
 }
 
+struct MockDeleter {
+    inner: Deleter,
+}
+
+impl Delete for MockDeleter {
+    async fn delete(&mut self, path: &str, args: OpDelete) -> MockResult<()> {
+        if path.contains("staging") {
+            return Err(MockError::new(ErrorKind::Unexpected, "mock error"));
+        }
+        self.inner.delete(path, args).await
+    }
+
+    async fn close(&mut self) -> MockResult<()> {
+        self.inner.close().await
+    }
+}
+
 async fn test_enter_staging_error(env: &mut TestEnv, flat_format: bool) {
     let partition_expr = default_partition_expr();
     let engine = env
@@ -1201,6 +1218,7 @@ async fn test_enter_staging_clean_staging_manifest_error_with_format(flat_format
                 inner: lister,
             })
         }))
+        .deleter_factory(Arc::new(|deleter| Box::new(MockDeleter { inner: deleter })))
         .build()
         .unwrap();
     let mut env = TestEnv::new().await.with_mock_layer(mock_layer);