From 8c68b370bee9a9a2d7ea06344b7bab9bb992f9ac Mon Sep 17 00:00:00 2001
From: Jung-Sang Ahn <jungsang.ahn@gmail.com>
Date: Mon, 9 Sep 2024 23:03:10 -0700
Subject: [PATCH] Fix to bug of dedicated flusher (#173)

* Dedicated flusher should do nothing if the queue is empty.
---
 src/flusher.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/flusher.cc b/src/flusher.cc
index dc9ea16..2afbb55 100644
--- a/src/flusher.cc
+++ b/src/flusher.cc
@@ -127,8 +127,8 @@ void Flusher::work(WorkerOptions* opt_base) {
         }
         if (cursor) skiplist_release_node(cursor);
 
-    } else {
-        // Otherwise: check DB map.
+    } else if (!handleAsyncReqs) {
+        // Otherwise: check DB map, only when it is not the dedicated flusher.
         std::lock_guard<std::mutex> l(dbm->dbMapLock);
 
         // NOTE: