From 71ee36edc80243e6e68c5d97ccd54d31f7b01915 Mon Sep 17 00:00:00 2001
From: wangxin <wang_xin1121@qq.com>
Date: Sat, 17 Apr 2021 11:49:20 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8DSystemCache=E6=B8=85=E7=90=86?=
 =?UTF-8?q?=E9=80=BB=E8=BE=91=E9=94=99=E8=AF=AF=E7=9A=84=E9=97=AE=E9=A2=98?=
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---
 src/gausskernel/process/threadpool/knl_session.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gausskernel/process/threadpool/knl_session.cpp b/src/gausskernel/process/threadpool/knl_session.cpp
index 958562eeb..582154027 100644
--- a/src/gausskernel/process/threadpool/knl_session.cpp
+++ b/src/gausskernel/process/threadpool/knl_session.cpp
@@ -1254,7 +1254,7 @@ static void alloc_context_from_top(knl_session_context* sess, MemoryContext top_
         "SessionCacheMemoryContext",
         ALLOCSET_DEFAULT_MINSIZE,
         ALLOCSET_DEFAULT_INITSIZE,
-        ALLOCSET_DEFAULT_MAXSIZE);
+        (1024 * 1024)); /* set max block size to 1MB */
     sess->temp_mem_cxt = AllocSetContextCreate(top_mem_cxt,
         "SessionTempMemoryContext",
         ALLOCSET_DEFAULT_MINSIZE,