怎么用phpcmf做网站,广东广州电脑个人建站,上海网站制作方法,开发公司工程建设质量控制体系不废话#xff0c;搞起双M 模式环境1#xff0c;java-1.8这里有个问题#xff0c;centos 安装yum install java-1.8 是只是安装的java 运行环境jre#xff0c;还缺少开发包所以在编译的时候会有问题#xff0c;使用yum install yum install java-1.8.0-openjdk-devel* 这…不废话搞起双M 模式环境1java-1.8这里有个问题centos 安装yum install java-1.8 是只是安装的java 运行环境jre还缺少开发包所以在编译的时候会有问题使用yum install yum install java-1.8.0-openjdk-devel* 这样就全部都安装好了openjdk-1.8设置环境变量yum 安装的默认位置是/usr/lib/jvm/java-1.8.0-openjdk.x86_64所以export JAVA_HOME/usr/lib/jvm/java-1.8.0-openjdk.x86_64export PATH$JAVA_HOME/bin:$PATHexport CLASSPATH.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jarsource /etc/profile 即使生效2maven3.5.0没什么可说的直接官网下载apache-maven-3.5.0-bin.tar.gz 解压然后加入环境变量就好了export maven_home/root/apache-maven-3.5.0/export PATH$maven_home/bin:$PATH3git4centos6.8开始安装并构建 git clone -b develop https://github.com/apache/incubator-rocketmq.git cd incubator-rocketmq mvn -Prelease-all -DskipTests clean install -U cd distribution/target/apache-rocketmq启动服务 nohup sh bin/mqnamesrv tail -f ~/logs/rocketmqlogs/namesrv.logThe Name Server boot success...问题来了先是报内存不够OpenJDK 64-Bit Server VM warning: INFO: os::commit_memory(0x00000006c0000000, 2147483648, 0) failed; error‘Cannot allocate memory‘ (errno12)调整配置文件runserver.sh# JVM Configuration#JAVA_OPT${JAVA_OPT} -server -Xms128m -Xmx256m -Xmn256m -XX:PermSize128m -XX:MaxPermSize320m-Xms 的值一定要比 -Xmx 要小不让也会报错如下Initial heap size set to a larger value than the maximum heap size设置好后启动tail -f ~/logs/rocketmqlogs/namesrv.log2017-05-26 13:28:27 INFO main - serverAsyncSemaphoreValue642017-05-26 13:28:27 INFO main - serverChannelMaxIdleTimeSeconds1202017-05-26 13:28:27 INFO main - serverSocketSndBufSize40962017-05-26 13:28:27 INFO main - serverSocketRcvBufSize40962017-05-26 13:28:27 INFO main - serverPooledByteBufAllocatorEnabletrue2017-05-26 13:28:27 INFO main - useEpollNativeSelectorfalse2017-05-26 13:28:28 INFO main - The Name Server boot success. serializeTypeJSON2017-05-26 13:28:28 INFO NettyEventExecutor - NettyEventExecutor service started2017-05-26 13:29:28 INFO NSScheduledThread1 - --------------------------------------------------------2017-05-26 13:29:28 INFO NSScheduledThread1 - configTable SIZE: 0小总结机器内存小真是头疼小爷我的机器是700多M这配置默认都是4G的。。。不过权当生产故障处理了也算在测试的时候遇到是实战问题内存不足内存不足
