From 337791ae5fc3b71491aaa3bfc02a9eba9f73659c Mon Sep 17 00:00:00 2001
From: panzhi33 <wb-pz502261@alibaba-inc.com>
Date: Fri, 30 Apr 2021 11:15:48 +0800
Subject: [PATCH] [ISSUE #2846]fix -E might not port to other systems

---
 distribution/bin/runserver.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/distribution/bin/runserver.sh b/distribution/bin/runserver.sh
index bd1b97af..59f32208 100644
--- a/distribution/bin/runserver.sh
+++ b/distribution/bin/runserver.sh
@@ -66,7 +66,7 @@ choose_gc_options()
 {
     # Example of JAVA_MAJOR_VERSION value : '1', '9', '10', '11', ...
     # '1' means releases befor Java 9
-    JAVA_MAJOR_VERSION=$("$JAVA" -version 2>&1 | sed -E -n 's/.* version "([0-9]*).*$/\1/p')
+    JAVA_MAJOR_VERSION=$("$JAVA" -version 2>&1 | sed -r -n 's/.* version "([0-9]*).*$/\1/p')
     if [ -z "$JAVA_MAJOR_VERSION" ] || [ "$JAVA_MAJOR_VERSION" -lt "9" ] ; then
       JAVA_OPT="${JAVA_OPT} -XX:+UseConcMarkSweepGC -XX:+UseCMSCompactAtFullCollection -XX:CMSInitiatingOccupancyFraction=70 -XX:+CMSParallelRemarkEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:+CMSClassUnloadingEnabled -XX:SurvivorRatio=8 -XX:-UseParNewGC"
       JAVA_OPT="${JAVA_OPT} -verbose:gc -Xloggc:${GC_LOG_DIR}/rmq_srv_gc_%p_%t.log -XX:+PrintGCDetails"
-- 
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