chia7712 commented on code in PR #18844:
URL: https://github.com/apache/kafka/pull/18844#discussion_r1959900919


##########
docker/server.properties:
##########
@@ -0,0 +1,129 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+############################# Server Basics #############################
+
+# The role of this server. Setting this puts us in KRaft mode

Review Comment:
   please add comment to explain why we need this separate file



##########
docker/jvm/launch:
##########
@@ -65,4 +65,4 @@ export 
KAFKA_JVM_PERFORMANCE_OPTS="$TEMP_KAFKA_JVM_PERFORMANCE_OPTS"
 export KAFKA_JVM_PERFORMANCE_OPTS="$KAFKA_JVM_PERFORMANCE_OPTS 
-XX:SharedArchiveFile=/opt/kafka/kafka.jsa"
 
 # Start kafka broker
-exec /opt/kafka/bin/kafka-server-start.sh /opt/kafka/config/server.properties
+exec /opt/kafka/bin/kafka-server-start.sh /etc/kafka/docker/server.properties

Review Comment:
   we need to pass the `server.properties` from the "final path", right?



##########
docker/server.properties:
##########
@@ -0,0 +1,129 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+############################# Server Basics #############################
+
+# The role of this server. Setting this puts us in KRaft mode

Review Comment:
   Additionally, we should open a jira to update docs of docker hub to add 
dynamic voters



##########
docker/native/launch:
##########
@@ -49,4 +49,4 @@ result=$(/opt/kafka/kafka.Kafka setup \
 echo "WARNING: THIS IS AN EXPERIMENTAL DOCKER IMAGE RECOMMENDED FOR LOCAL 
TESTING AND DEVELOPMENT PURPOSES."
 
 KAFKA_LOG4J_CMD_OPTS="-Dkafka.logs.dir=/opt/kafka/logs/ 
-Dlog4j.configuration=file:/opt/kafka/config/log4j.properties"
-exec /opt/kafka/kafka.Kafka start --config /opt/kafka/config/server.properties 
$KAFKA_LOG4J_CMD_OPTS $KAFKA_JMX_OPTS ${KAFKA_OPTS-}
+exec /opt/kafka/kafka.Kafka start --config /etc/kafka/docker/server.properties 
$KAFKA_LOG4J_CMD_OPTS $KAFKA_JMX_OPTS ${KAFKA_OPTS-}

Review Comment:
   ditto. we should use the config from the final path, right?



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