From b3cf209ebf2a1d0a7b73e5a1dd852208a8e618cb Mon Sep 17 00:00:00 2001
From: weilin <zhaoxuyao.zxy@alibaba-inc.com>
Date: Tue, 8 Jul 2025 16:17:02 +0800
Subject: [PATCH] [ISSUE #499] fix log sharding bug

---
 src/log/Logging.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/log/Logging.cpp b/src/log/Logging.cpp
index 34ab25ffe..ea38fb0fa 100644
--- a/src/log/Logging.cpp
+++ b/src/log/Logging.cpp
@@ -119,6 +119,7 @@ void logAdapter::setLogDir() {
 void logAdapter::setLogFileNumAndSize(int logNum, int sizeOfPerFile) {
   string homeDir(UtilAll::getHomeDirectory());
   homeDir.append(m_log_dir);
+  m_logSink->locked_backend()->set_rotation_size(sizeOfPerFile * 1024 * 1024);
   m_logSink->locked_backend()->set_file_collector(sinks::file::make_collector(
       keywords::target = homeDir, keywords::max_size = logNum * sizeOfPerFile * 1024 * 1024));
 }