diff --git a/docker/environment b/docker/environment
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+#
+# 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.
+#
+
+# Java tuning
+DRUID_XMX=1g
+DRUID_XMS=1g
+DRUID_MAXNEWSIZE=250m
+DRUID_NEWSIZE=250m
+DRUID_MAXDIRECTMEMORYSIZE=6172m
+
+druid_emitter_logging_logLevel=debug
+
+druid_extensions_loadList=["druid-histogram", "druid-datasketches", "druid-lookups-cached-global", "postgresql-metadata-storage", "druid-kafka-indexing-service"]
+
+druid_zk_service_host=zookeeper
+
+druid_metadata_storage_host=
+druid_metadata_storage_type=postgresql
+druid_metadata_storage_connector_connectURI=jdbc:postgresql://postgres:5432/druid
+druid_metadata_storage_connector_user=druid
+druid_metadata_storage_connector_password=FoolishPassword
+
+druid_coordinator_balancer_strategy=cachingCost
+
+druid_indexer_runner_javaOptsArray=["-server", "-Xmx1g", "-Xms1g", "-XX:MaxDirectMemorySize=3g", "-Duser.timezone=UTC", "-Dfile.encoding=UTF-8", "-Djava.util.logging.manager=org.apache.logging.log4j.jul.LogManager"]
+druid_indexer_fork_property_druid_processing_buffer_sizeBytes=256MiB
+
+druid_storage_type=local
+druid_storage_storageDirectory=/opt/shared/segments
+druid_indexer_logs_type=file
+druid_indexer_logs_directory=/opt/shared/indexing-logs
+
+druid_processing_numThreads=2
+druid_processing_numMergeBuffers=2
+
+DRUID_LOG4J=<?xml version="1.0" encoding="UTF-8" ?><Configuration status="WARN"><Appenders><Console name="Console" target="SYSTEM_OUT"><PatternLayout pattern="%d{ISO8601} %p [%t] %c - %m%n"/></Console></Appenders><Loggers><Root level="info"><AppenderRef ref="Console"/></Root><Logger name="org.apache.druid.jetty.RequestLog" additivity="false" level="DEBUG"><AppenderRef ref="Console"/></Logger></Loggers></Configuration>