[GitHub] [incubator-doris] morrySnow commented on a diff in pull request #9683: [fix]Set the memory size used when FE starts according to the user's available memory at startup

[GitBox]

morrySnow commented on code in PR #9683:
URL: https://github.com/apache/incubator-doris/pull/9683#discussion_r876625332


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bin/start_fe.sh:
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@@ -132,13 +132,21 @@ fi
 
 # check java version and choose correct JAVA_OPTS
 java_version=$(jdk_version)
-final_java_opt=$JAVA_OPTS
+final_java_opt=$JAVA_OPTS_4G
+MemTotal=`free -g | grep "Mem"  | awk '{print $7}'`

Review Comment:
   free is not available on all  Linux Distribution. we'd better to do `which 
free` before use it



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