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public String index(HttpServletRequest request, Model model) throws IOException {String user = (String) request.getAttribute("user");model.addAttribute("user", user);Sigar sigar;try {//当前时间model.addAttribute("nowTime", DateUtil.getDateTime());//应用服务器ServletContext servletContext = request.getSession().getServletContext();model.addAttribute("servletServer", servletContext.getServerInfo());//JDK版本model.addAttribute("javaVersion", SystemUtil.getJavaVersion());sigar = new Sigar();CpuInfo[] cpuInfoList = sigar.getCpuInfoList();//CPU信息model.addAttribute("cpu", cpuInfoList[0].getVendor() + "(" + cpuInfoList[0].getModel() + ") " + cpuInfoList[0].getMhz() + "MHz x " + cpuInfoList.length + "核");//操作系统String osname = System.getProperties().getProperty("os.name");model.addAttribute("osname", osname);//服务器内存Mem freeMemory = sigar.getMem();model.addAttribute("mem", String.format("%.2fG", new Object[]{Double.valueOf((double) freeMemory.getTotal() / 1.073741824E9D)}));//JVM内存model.addAttribute("jvmMaxMem", String.format("%.2fM", new Object[]{Float.valueOf((float) Runtime.getRuntime().maxMemory() / 1048576.0F)}));//model.addAttribute("memUsedPercent", String.format("%.2f", new Object[]{Double.valueOf(freeMemory.getUsedPercent())}));//CPU使用model.addAttribute("cpuUsed", String.format("%.2f", new Object[]{Double.valueOf(CpuPerc.format(sigar.getCpuPerc().getCombined()).replace("%", ""))}));long pid = sigar.getPid();long startTime = sigar.getProcTime(pid).getStartTime();//系统运行时间model.addAttribute("runningTime", DateUtil.friendDuration(System.currentTimeMillis() - startTime));//系统内存使用long maxMemory2 = Runtime.getRuntime().maxMemory();long freeMemory1 = Runtime.getRuntime().freeMemory();//JVM内存使用model.addAttribute("useableMemeory", String.format("%.2f", new Object[]{Double.valueOf((double) (maxMemory2 - freeMemory1) / ((double) maxMemory2 * 1.0D) * 100.0D)}));} catch (SigarException e) {logger.error("使用sigar获取服务器信息错误：", e);}return "manager/index"; 有关建设工程的强制性标准与抗震上海工作单位名称大全安徽网站建设维护广西智能网站建设平台医院网站建设方案招标文件沈阳建站多少钱建立企业的网站有哪几种方案线上网络推广培训oa系统主要干什么的线上销售方案计算机考试网页制作题个人工作室营业执照乐清网站改版公司大地资源在线资源免费观看西安专业宣传册设计公司深圳市住建局网站批发市场网上进货渠道有哪些山东今日疫情最新消息个人网页步骤国内服务器租用俄罗斯b2b常用网站东莞外贸企业名单民宿推广平台有哪些游戏代理推广平台宁波网络营销服务贵州省遵义市红花岗区疫情最新消息跨境电商平台的优劣势贵阳官方网站开发网站过程一级工程造价师免费直播app软件下载