分布式应用性能监控

2023-12-04

分布式应用性能监控是现代软件开发中不可或缺的一环。随着云计算和微服务架构的兴起,应用系统变得越来越复杂,单一的性能监控工具已经无法满足需求。分布式应用性能监控通过收集、分析和展示系统各个组件的性能数据,帮助开发人员和运维团队实时了解应用程序在不同节点上的运行情况,及时发现并解决潜在的性能问题。

分布式应用性能监控

首先,分布式应用性能监控可以帮助我们全面了解系统的整体性能。通过监控各个节点上的关键指标,如响应时间、吞吐量、错误率等,我们可以对整个系统进行综合评估。这有助于我们及时发现瓶颈和异常情况,并采取相应的优化措施。

其次,分布式应用性能监控还可以提供详细的节点级别信息。在一个分布式系统中,每个节点都承担着特定的任务和责任。通过对每个节点进行监控,我们可以深入了解每个节点的负载情况、资源利用率以及与其他节点之间的通信情况。这些信息对于定位问题、调优系统以及规划扩展策略都非常重要。

此外,分布式应用性能监控还可以帮助我们实时追踪系统的运行状态。通过设置阈值和警报规则,当系统出现异常或超过预设的性能指标时,监控系统会及时发送通知,以便我们能够快速响应并采取相应的措施。这种实时监控可以大大减少故障发生时间和对业务的影响。

另外,分布式应用性能监控还支持历史数据分析和趋势预测。通过收集和存储历史性能数据,我们可以进行数据挖掘和分析,找出潜在的问题模式和趋势。这有助于我们预测未来可能出现的性能问题,并提前做好准备。

总之,分布式应用性能监控是保证系统稳定运行和高效工作的关键环节。它不仅可以帮助我们全面了解系统整体性能,还可以提供节点级别的详细信息、实时追踪系统运行状态,并支持历史数据分析和趋势预测。只有通过有效地进行分布式应用性能监控,我们才能及时发现问题、优化系统,并为用户提供更好的体验。


文章标签

应用性能监控

相关文章

FreeMarker template error (DEBUG mode; use RETHROW in production!): The string doesn't match the expected date/time/date-time format. The string to parse was: "2024年3月5日". The expected format was: "MMM d, y". The nested reason given follows: Unparseable date: "2024年3月5日" ---- FTL stack trace ("~" means nesting-related): - Failed at: #if "2024年3月5日"?date lt item.createTi... [in template "themes/halo_quickstarter/post_newsDetail.ftl" at line 106, column 25] ---- Java stack trace (for programmers): ---- freemarker.core._TemplateModelException: [... Exception message was already printed; see it above ...] at freemarker.core.BuiltInsForMultipleTypes$dateBI$DateParser.parse(BuiltInsForMultipleTypes.java:220) at freemarker.core.BuiltInsForMultipleTypes$dateBI$DateParser.getAsDateModel(BuiltInsForMultipleTypes.java:190) at freemarker.core.BuiltInsForMultipleTypes$dateBI$DateParser.getAsDate(BuiltInsForMultipleTypes.java:197) at freemarker.core.EvalUtil.modelToDate(EvalUtil.java:86) at freemarker.core.EvalUtil.compare(EvalUtil.java:270) at freemarker.core.EvalUtil.compare(EvalUtil.java:115) at freemarker.core.ComparisonExpression.evalToBoolean(ComparisonExpression.java:78) at freemarker.core.IfBlock.accept(IfBlock.java:49) at freemarker.core.Environment.visit(Environment.java:370) at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:321) at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271) at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:244) at freemarker.core.Environment.visitIteratorBlock(Environment.java:644) at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:108) at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94) at freemarker.core.Environment.visit(Environment.java:334) at freemarker.core.Environment.visit(Environment.java:340) at freemarker.core.Environment.visit(Environment.java:340) at freemarker.core.Environment.process(Environment.java:313) at freemarker.template.Template.process(Template.java:383) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.processTemplate(FreeMarkerView.java:391) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.doRender(FreeMarkerView.java:304) at org.springframework.web.servlet.view.freemarker.FreeMarkerView.renderMergedTemplateModel(FreeMarkerView.java:255) at org.springframework.web.servlet.view.AbstractTemplateView.renderMergedOutputModel(AbstractTemplateView.java:179) at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:316) at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1401) at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1145) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1084) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:963) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006) at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898) at javax.servlet.http.HttpServlet.service(HttpServlet.java:497) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883) at javax.servlet.http.HttpServlet.service(HttpServlet.java:584) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799) at org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1631) at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:230) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at run.halo.app.cas.UserInfoFilter.doFilter(UserInfoFilter.java:37) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.jasig.cas.client.util.AssertionThreadLocalFilter.doFilter(AssertionThreadLocalFilter.java:54) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.jasig.cas.client.util.HttpServletRequestWrapperFilter.doFilter(HttpServletRequestWrapperFilter.java:75) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at run.halo.app.cas.MyAbstractTicketValidationFilter.doFilter(MyAbstractTicketValidationFilter.java:215) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at run.halo.app.cas.MyAuthenticationNoLoginFilter.doFilter(MyAuthenticationNoLoginFilter.java:57) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:102) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:102) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at run.halo.app.security.filter.ContentFilter.doAuthenticate(ContentFilter.java:69) at run.halo.app.security.filter.AbstractAuthenticationFilter.doFilterInternal(AbstractAuthenticationFilter.java:229) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at run.halo.app.filter.CorsFilter.doFilter(CorsFilter.java:53) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:96) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at run.halo.app.filter.LogFilter.doFilterInternal(LogFilter.java:40) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117) at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193) at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:548) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624) at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594) at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) at org.eclipse.jetty.server.Server.handle(Server.java:516) at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487) at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732) at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479) at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277) at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311) at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105) at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173) at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131) at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883) at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034) at java.base/java.lang.Thread.run(Thread.java:834) Caused by: freemarker.core.UnparsableValueException: Unparseable date: "2024年3月5日" at freemarker.core.JavaTemplateDateFormat.parse(JavaTemplateDateFormat.java:51) at freemarker.core.JavaTemplateDateFormat.parse(JavaTemplateDateFormat.java:33) at freemarker.core.BuiltInsForMultipleTypes$dateBI$DateParser.parse(BuiltInsForMultipleTypes.java:213) ... 118 more Caused by: java.text.ParseException: Unparseable date: "2024年3月5日" at java.base/java.text.DateFormat.parse(DateFormat.java:395) at freemarker.core.JavaTemplateDateFormat.parse(JavaTemplateDateFormat.java:49) ... 120 more