From ddfcbea3e120f68d34ddb23cef77f514617912a4 Mon Sep 17 00:00:00 2001
From: leipeng <peng@topling.cn>
Date: Tue, 6 Jun 2023 11:19:15 -0700
Subject: [PATCH] IterKey: change space_[32] to 39 to utilize padding space
 (#10633)

Summary:
This PR utilize padding space.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/10633

Reviewed By: pdillinger

Differential Revision: D46410978

Pulled By: ajkr

fbshipit-source-id: 23ec757b1eea9221c1390971e39d341c6b7f2003
---
 db/dbformat.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/db/dbformat.h b/db/dbformat.h
index 76937b4be..763d331e8 100644
--- a/db/dbformat.h
+++ b/db/dbformat.h
@@ -688,7 +688,7 @@ class IterKey {
   const char* key_;
   size_t key_size_;
   size_t buf_size_;
-  char space_[32];  // Avoid allocation for short keys
+  char space_[39];  // Avoid allocation for short keys
   bool is_user_key_;
 
   Slice SetKeyImpl(const Slice& key, bool copy) {