wangyang0918 commented on a change in pull request #11839:
URL: https://github.com/apache/flink/pull/11839#discussion_r425754483
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File path: flink-dist/src/main/flink-bin/bin/flink-console.sh
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@@ -70,4 +97,10 @@ if [[ ${JAVA_VERSION} =~ ${IS_NUMBER} ]]; then
fi
echo "Starting $SERVICE as a console application on host $HOSTNAME."
+
+echo $$ >> "$pid" 2>/dev/null
Review comment:
Yes, `$$` will return the pid of current process. For the `exec`, i will
remove the comments about it.
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