diff --git a/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/RedisLocalStorageClient.java b/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/RedisLocalStorageClient.java
index 7779150a2..e308648ae 100644
--- a/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/RedisLocalStorageClient.java
+++ b/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/RedisLocalStorageClient.java
@@ -25,6 +25,8 @@
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 
+import static com.netease.nim.camellia.redis.proxy.upstream.local.storage.constants.LocalStorageConstants.key_max_len;
+
 /**
  * Created by caojiajun on 2025/1/3
  */
@@ -62,7 +64,7 @@ public void sendCommand(int db, List<Command> commands, List<CompletableFuture<R
             } else {
                 List<byte[]> keys = command.getKeys();
                 for (byte[] key : keys) {
-                    if (key.length > 1024) {
+                    if (key.length > key_max_len) {
                         future.complete(ErrorReply.KEY_TOO_LONG);
                         return;
                     }
diff --git a/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/compact/CompactExecutor.java b/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/compact/CompactExecutor.java
index 662fa3450..5a098f353 100644
--- a/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/compact/CompactExecutor.java
+++ b/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/compact/CompactExecutor.java
@@ -100,7 +100,7 @@ public void compact(short slot) {
                         recycle = decodeResult.remaining() > BlockType._32k.getBlockSize();
                     } else if (blockType == BlockType._1024k) {
                         recycle = decodeResult.remaining() > BlockType._256k.getBlockSize();
-                    } else if (blockType == BlockType._10m) {
+                    } else if (blockType == BlockType._8m) {
                         recycle = decodeResult.remaining() > BlockType._1024k.getBlockSize();
                     }
                 }
@@ -151,8 +151,8 @@ private BlockType nextBlockType(short slot) {
             case _4k -> nextBlockTypeMap.put(slot, BlockType._32k);
             case _32k -> nextBlockTypeMap.put(slot, BlockType._256k);
             case _256k -> nextBlockTypeMap.put(slot, BlockType._1024k);
-            case _1024k -> nextBlockTypeMap.put(slot, BlockType._10m);
-            case _10m -> nextBlockTypeMap.put(slot, BlockType._4k);
+            case _1024k -> nextBlockTypeMap.put(slot, BlockType._8m);
+            case _8m -> nextBlockTypeMap.put(slot, BlockType._4k);
         }
         return blockType;
     }
diff --git a/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/constants/LocalStorageConstants.java b/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/constants/LocalStorageConstants.java
index fd2946567..a5c0520cf 100644
--- a/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/constants/LocalStorageConstants.java
+++ b/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/constants/LocalStorageConstants.java
@@ -5,12 +5,14 @@
  */
 public class LocalStorageConstants {
 
+    public static final int key_max_len = 1024;
+
     public static final int _4k = 4*1024;
     public static final int _32k = 32*1024;
     public static final int _64k = 64*1024;
     public static final int _256k = 256*1024;
     public static final int _1024k = 1024*1024;
-    public static final int _10m = 10*1024*1024;
+    public static final int _8m = 8*1024*1024;
     public static final int key_manifest_bit_size = (int)(16*1024*1024*1024L / _64k);//16Gib
     public static final long data_file_size = 192*1024*1024*1024L;//128Gib
     public static final int block_header_len = 4+4+2+1+4+4;
diff --git a/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/value/block/BlockType.java b/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/value/block/BlockType.java
index 6254113a4..c170667d3 100644
--- a/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/value/block/BlockType.java
+++ b/camellia-redis-proxy/camellia-redis-proxy-core/src/main/java/com/netease/nim/camellia/redis/proxy/upstream/local/storage/value/block/BlockType.java
@@ -11,7 +11,7 @@ public enum BlockType {
     _32k(2, 32*1024, 2),
     _256k(3, 256*1024, 4),
     _1024k(4, 1024*1024, 4),
-    _10m(5, 10*1024*1024, 4),
+    _8m(5, 8*1024*1024, 4),
     ;
 
     private final int type;
@@ -54,8 +54,8 @@ public static BlockType fromData(byte[] data) {
             return BlockType._256k;
         } else if (data.length + 4 + 4 < LocalStorageConstants._1024k) {
             return BlockType._1024k;
-        } else if (data.length + 4 + 4 < LocalStorageConstants._10m) {
-            return BlockType._10m;
+        } else if (data.length + 4 + 4 < LocalStorageConstants._8m) {
+            return BlockType._8m;
         } else {
             throw new IllegalArgumentException("data too long");
         }