add more log to indicate progress

Author: Pana

crates/client/src/state_dump.rs

@@ -271,15 +271,16 @@ pub fn export_space_accounts_with_callback<F: Fn(AccountState)>(
                 StorageKeyWithSpace::from_key_bytes::<SkipInputCheck>(&key);
             if storage_key_with_space.space != space {
                 core_space_key_count += 1;
-                if core_space_key_count % 10000 == 0 {
-                    println(&format!(
-                        "total_key_count: {}, core_space_key_count: {}",
-                        total_key_count, core_space_key_count
-                    ));
-                }
                 return;
             }
 
+            if total_key_count % 10000 == 0 {
+                println(&format!(
+                    "total_key_count: {}, core_space_key_count: {}",
+                    total_key_count, core_space_key_count
+                ));
+            }
+
             if let StorageKey::AccountKey(address_bytes) =
                 storage_key_with_space.key
             {

crates/dbs/storage/src/impls/single_mpt_state.rs

@@ -10,6 +10,7 @@ use primitives::{
     EpochId, MerkleHash, MptValue, StateRoot, StorageKeyWithSpace,
     MERKLE_NULL_NODE,
 };
+use rustc_hex::ToHex;
 use std::{cell::UnsafeCell, sync::Arc};
 
 pub struct SingleMptState {
@@ -312,7 +313,17 @@ impl SingleMptState {
     ) -> Result<()> {
         self.ensure_temp_slab_for_db_load();
 
+        let mut total_key_count: u64 = 0;
+
         let mut inner_callback = |(k, v): MptKeyValue| {
+            total_key_count += 1;
+            if total_key_count % 10000 == 0 {
+                println!(
+                    "read_all_with_callback_impl -> total_key_count: {} {}",
+                    total_key_count,
+                    k.to_hex::<String>()
+                );
+            }
             if v.len() > 0 {
                 callback((k, v));
             }