diff --git a/docker/Dockerfile b/docker/Dockerfile
index 652fe64..88353cb 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -24,12 +24,15 @@ ARG HOME=/app
 ARG LOG=$HOME/logs
 ENV WORKDIR $HOME
 ENV START_DELAY_SECS 1
-ENV JVM_DEBUG "n"
 ENV JVM_XMS "1g"
 ENV JVM_XMX "1g"
-ENV JVM_XMN "512m"
+ENV JVM_XSS "256k"
 ENV JVM_MS "128m"
 ENV JVM_MMS "320m"
+ENV USE_HEAP_DUMP "y"
+ENV USE_GC_LOG "y"
+ENV USE_LARGE_PAGES "n"
+ENV DEBUG "n"
 ENV SPRING_PROFILES_ACTIVE "dev"
 ENV SERVER_PORT "8080"
 ENV MANAGEMENT_SERVER_PORT "9080"
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
index f1cbfe0..29969f9 100644
--- a/docker/entrypoint.sh
+++ b/docker/entrypoint.sh
@@ -1,13 +1,41 @@
 #!/bin/bash
 
-JAVA_OPTS="${JAVA_OPTS} -XX:+UseG1GC"
-JAVA_OPTS="${JAVA_OPTS} -server -Xms${JVM_XMS} -Xmx${JVM_XMX} -Xmn${JVM_XMN} -XX:MetaspaceSize=${JVM_MS} -XX:MaxMetaspaceSize=${JVM_MMS}"
-JAVA_OPTS="${JAVA_OPTS} -XX:-OmitStackTraceInFastThrow -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=${WORKDIR}/logs/java_heapdump.hprof"
-JAVA_OPTS="${JAVA_OPTS} -XX:-UseLargePages"
-if [[ "${JVM_DEBUG}" == "y" ]]; then
+JAVA_OPTS="${JAVA_OPTS} -server -XX:+AlwaysPreTouch -XX:-DisplayVMOutput -XX:+PrintFlagsFinal"
+JAVA_OPTS="${JAVA_OPTS} -XX:-OmitStackTraceInFastThrow"
+JAVA_OPTS="${JAVA_OPTS} -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions -XX:+UnlockCommercialFeatures"
+JAVA_OPTS="${JAVA_OPTS} -XX:+FlightRecorder -XX:+DebugNonSafepoints -XX:+SafepointTimeout -XX:SafepointTimeoutDelay=500"
+JAVA_OPTS="${JAVA_OPTS} -XX:+PrintSafepointStatistics -XX:PrintSafepointStatisticsCount=1"
+JAVA_OPTS="${JAVA_OPTS} -Xms${JVM_XMS} -Xmx${JVM_XMX} -Xss${JVM_XSS} -XX:MetaspaceSize=${JVM_MS} -XX:MaxMetaspaceSize=${JVM_MMS}"
+JAVA_OPTS="${JAVA_OPTS} -XX:ConcGCThreads=6 -XX:ParallelGCThreads=8"
+
+if [[ "${USE_G1_GC}" == "y" ]]; then
+	echo "G1 garbage collection is enabled."
+	JAVA_OPTS="${JAVA_OPTS} -XX:+UseG1GC -XX:G1LogLevel=finest -XX:G1NewSizePercent=50 -XX:MaxGCPauseMillis=200"
+	JAVA_OPTS="${JAVA_OPTS} -XX:InitiatingHeapOccupancyPercent=45 -XX:G1MixedGCLiveThresholdPercent=65"
+fi
+
+if [[ "${USE_HEAP_DUMP}" == "y" ]]; then
+	echo "Heap dump path is '${WORKDIR}/logs/jvm_heap_dump.hprof'."
+	JAVA_OPTS="${JAVA_OPTS} -XX:HeapDumpPath=${WORKDIR}/logs/jvm_heap_dump.hprof -XX:+HeapDumpOnOutOfMemoryError"
+fi
+
+if [[ "${USE_GC_LOG}" == "y" ]]; then
+    echo "GC log path is '/dev/shm/logs/jvm_gc.log'."
+	JAVA_OPTS="${JAVA_OPTS} -XX:LogFile=/dev/shm/logs/jvm_gc.log -XX:+PrintGCDetails -XX:+PrintGCDateStamps"
+	JAVA_OPTS="${JAVA_OPTS} -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=10m"
+	JAVA_OPTS="${JAVA_OPTS} -XX:+PrintReferenceGC -XX:+PrintHeapAtGC -XX:+PrintGCApplicationStoppedTime"
+fi
+
+if [[ "${USE_LARGE_PAGES}" == "y" ]]; then
+	echo "Use large pages."
+	JAVA_OPTS="${JAVA_OPTS} -XX:+UseLargePages"
+fi
+
+if [[ "${DEBUG}" == "y" ]]; then
+	echo "Attach to remote JVM using port 5005."
 	JAVA_OPTS="${JAVA_OPTS} -Xdebug -Xrunjdwp:transport=dt_socket,address=5005,server=y,suspend=n"
 fi
 
-echo "The application will start in ${START_DELAY_SECS}s..."
+echo "The application will start in ${START_DELAY_SECS}s."
 sleep ${START_DELAY_SECS}
-exec java $JAVA_OPTS -noverify -XX:+AlwaysPreTouch -Djava.security.egd=file:/dev/./urandom "org.springframework.boot.loader.JarLauncher" "$@"
+exec java $JAVA_OPTS -noverify -Djava.security.egd=file:/dev/./urandom "org.springframework.boot.loader.JarLauncher" "$@"
diff --git a/eden-demo-cola-adapter/src/main/java/org/ylzl/eden/demo/adapter/user/job/UserJobHandler.java b/eden-demo-cola-adapter/src/main/java/org/ylzl/eden/demo/adapter/user/job/UserJobHandler.java
index b87d57b..63fe216 100644
--- a/eden-demo-cola-adapter/src/main/java/org/ylzl/eden/demo/adapter/user/job/UserJobHandler.java
+++ b/eden-demo-cola-adapter/src/main/java/org/ylzl/eden/demo/adapter/user/job/UserJobHandler.java
@@ -20,7 +20,6 @@
 import com.xxl.job.core.handler.annotation.XxlJob;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;
-import org.ylzl.eden.spring.integration.xxljob.XxlJobRegister;
 
 /**
  * 用户信息离线处理
@@ -32,7 +31,8 @@
 @Component
 public class UserJobHandler {
 
-    @XxlJobRegister(desc = "用户信息离线处理", author = "梦想歌", cron = "30 * * * * ?") // 自动注册到XxlJob
+	// 目前 XxlJob2.x 开源版本扩展性特别差，暂时不支持 自动注册到 XxlJob
+	// @XxlJobRegister(desc = "用户信息离线处理", author = "梦想歌", cron = "30 * * * * ?")
     @XxlJob(value = "userJobHandler", init = "init", destroy = "destroy")
     public void jobHandler() throws Exception {
         XxlJobHelper.log("XXL-JOB, Hello World.");
diff --git a/eden-demo-cola-start/src/main/docker/jib/entrypoint.sh b/eden-demo-cola-start/src/main/docker/jib/entrypoint.sh
index 05dfdb7..75a239e 100644
--- a/eden-demo-cola-start/src/main/docker/jib/entrypoint.sh
+++ b/eden-demo-cola-start/src/main/docker/jib/entrypoint.sh
@@ -1,13 +1,41 @@
 #!/bin/bash
 
-JAVA_OPTS="${JAVA_OPTS} -XX:+UseG1GC"
-JAVA_OPTS="${JAVA_OPTS} -server -Xms${JVM_XMS} -Xmx${JVM_XMX} -Xmn${JVM_XMN} -XX:MetaspaceSize=${JVM_MS} -XX:MaxMetaspaceSize=${JVM_MMS}"
-JAVA_OPTS="${JAVA_OPTS} -XX:-OmitStackTraceInFastThrow -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=${WORKDIR}/logs/java_heapdump.hprof"
-JAVA_OPTS="${JAVA_OPTS} -XX:-UseLargePages"
-if [[ "${JVM_DEBUG}" == "y" ]]; then
+JAVA_OPTS="${JAVA_OPTS} -server -XX:+AlwaysPreTouch -XX:-DisplayVMOutput -XX:+PrintFlagsFinal"
+JAVA_OPTS="${JAVA_OPTS} -XX:-OmitStackTraceInFastThrow"
+JAVA_OPTS="${JAVA_OPTS} -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions -XX:+UnlockCommercialFeatures"
+JAVA_OPTS="${JAVA_OPTS} -XX:+FlightRecorder -XX:+DebugNonSafepoints -XX:+SafepointTimeout -XX:SafepointTimeoutDelay=500"
+JAVA_OPTS="${JAVA_OPTS} -XX:+PrintSafepointStatistics -XX:PrintSafepointStatisticsCount=1"
+JAVA_OPTS="${JAVA_OPTS} -Xms${JVM_XMS} -Xmx${JVM_XMX} -Xss${JVM_XSS} -XX:MetaspaceSize=${JVM_MS} -XX:MaxMetaspaceSize=${JVM_MMS}"
+JAVA_OPTS="${JAVA_OPTS} -XX:ConcGCThreads=6 -XX:ParallelGCThreads=8"
+
+if [[ "${USE_G1_GC}" == "y" ]]; then
+	echo "G1 garbage collection is enabled."
+	JAVA_OPTS="${JAVA_OPTS} -XX:+UseG1GC -XX:G1LogLevel=finest -XX:G1NewSizePercent=50 -XX:MaxGCPauseMillis=200"
+	JAVA_OPTS="${JAVA_OPTS} -XX:InitiatingHeapOccupancyPercent=45 -XX:G1MixedGCLiveThresholdPercent=65"
+fi
+
+if [[ "${USE_HEAP_DUMP}" == "y" ]]; then
+	echo "Heap dump path is '${WORKDIR}/logs/jvm_heap_dump.hprof'."
+	JAVA_OPTS="${JAVA_OPTS} -XX:HeapDumpPath=${WORKDIR}/logs/jvm_heap_dump.hprof -XX:+HeapDumpOnOutOfMemoryError"
+fi
+
+if [[ "${USE_GC_LOG}" == "y" ]]; then
+    echo "GC log path is '/dev/shm/logs/jvm_gc.log'."
+	JAVA_OPTS="${JAVA_OPTS} -XX:LogFile=/dev/shm/logs/jvm_gc.log -XX:+PrintGCDetails -XX:+PrintGCDateStamps"
+	JAVA_OPTS="${JAVA_OPTS} -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=5 -XX:GCLogFileSize=10m"
+	JAVA_OPTS="${JAVA_OPTS} -XX:+PrintReferenceGC -XX:+PrintHeapAtGC -XX:+PrintGCApplicationStoppedTime"
+fi
+
+if [[ "${USE_LARGE_PAGES}" == "y" ]]; then
+	echo "Use large pages."
+	JAVA_OPTS="${JAVA_OPTS} -XX:+UseLargePages"
+fi
+
+if [[ "${DEBUG}" == "y" ]]; then
+	echo "Attach to remote JVM using port 5005."
 	JAVA_OPTS="${JAVA_OPTS} -Xdebug -Xrunjdwp:transport=dt_socket,address=5005,server=y,suspend=n"
 fi
 
-echo "The application will start in ${START_DELAY_SECS}s..."
+echo "The application will start in ${START_DELAY_SECS}s."
 sleep ${START_DELAY_SECS}
-exec java ${JAVA_OPTS} -noverify -XX:+AlwaysPreTouch -Djava.security.egd=file:/dev/./urandom -cp /app/resources/:/app/classes/:/app/libs/* "org.ylzl.eden.demo.ColaApplication" "$@"
+exec java ${JAVA_OPTS} -noverify -Djava.security.egd=file:/dev/./urandom -cp /app/resources/:/app/classes/:/app/libs/* "org.ylzl.eden.demo.ColaApplication" "$@"