mdf cache size

Author: xxo1shine

src/main/java/org/tron/core/net/node/NodeImpl.java

@@ -80,7 +80,7 @@ public class NodeImpl extends PeerConnectionDelegate implements Node {
   private SyncPool pool;
 
   private Cache<Sha256Hash, TransactionMessage> TrxCache = CacheBuilder.newBuilder()
-      .maximumSize(100_000).expireAfterWrite(1, TimeUnit.HOURS)
+      .maximumSize(100_000).expireAfterWrite(1, TimeUnit.HOURS).initialCapacity(100_000)
       .recordStats().build();
 
   private Cache<Sha256Hash, BlockMessage> BlockCache = CacheBuilder.newBuilder()