From 6e1eac1c26b084af83026924d5d7f26ee0ad18fb Mon Sep 17 00:00:00 2001
From: chendong76 <1209756284@qq.com>
Date: Tue, 26 Oct 2021 16:40:31 +0800
Subject: [PATCH] =?UTF-8?q?=E8=A7=A3=E5=86=B3bgwriter=E7=BA=BF=E7=A8=8B?=
 =?UTF-8?q?=E9=80=80=E5=87=BA=E6=97=B6=EF=BC=8C=E6=9F=A5=E8=AF=A2local=5Fb?=
 =?UTF-8?q?gwriter=5Fstat()=E5=AF=BC=E8=87=B4=E6=95=B0=E6=8D=AE=E5=BA=93?=
 =?UTF-8?q?=E5=AE=95=E6=9C=BA=E7=9A=84=E9=97=AE=E9=A2=98?=
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---
 src/gausskernel/process/postmaster/bgwriter.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gausskernel/process/postmaster/bgwriter.cpp b/src/gausskernel/process/postmaster/bgwriter.cpp
index 082b34fb2..e6b9d6b85 100755
--- a/src/gausskernel/process/postmaster/bgwriter.cpp
+++ b/src/gausskernel/process/postmaster/bgwriter.cpp
@@ -1258,7 +1258,7 @@ uint32 get_curr_candidate_nums(bool segment)
 {
     uint32 currCandidates = 0;
 
-    if (segment) {
+    if (segment && SEGMENT_BGWRITER_ID >= 0) {
         BgWriterProc *curr_writer = &g_instance.bgwriter_cxt.bgwriter_procs[SEGMENT_BGWRITER_ID];
         if (curr_writer->proc != NULL) {
             currCandidates = get_thread_candidate_nums(SEGMENT_BGWRITER_ID);