https://www.chenshaowen.com/en/tags/grafana/Recent content in Grafana on Shaowen Chen's WebsiteHugo -- gohugo.ioen©2016 - {year}, All Rights Reserved.Fri, 26 Jul 2024 01:00:00 +0000weeklyhttps://www.chenshaowen.com/en/blog/why-top-node-free-grafana-data-not-match.htmlFri, 26 Jul 2024 01:00:00 +0000Fri, 26 Jul 2024 01:00:00 +0000https://www.chenshaowen.com/en/blog/why-top-node-free-grafana-data-not-match.html1. top Shows Node Resource Usage Above 100% 1 2 3 4 5 6 kubectl top node NAME CPU(cores) CPU% MEMORY(bytes) MEMORY% master-1 995m 16% 13760Mi 118% master-2 827m 13% 10672Mi 92% master-3 889m 14% 10244Mi 88% This is because usage is computed against allocatable resources by default, which excludes the portion reserved by Kubelet.微信公众号MonitoringMemoryKubernetesGrafanaOperationsTroubleshootinghttps://www.chenshaowen.com/en/blog/the-monitor-of-kubernetes-using-prometheus-grafana.htmlFri, 03 Sep 2021 00:00:00 +0000Fri, 03 Sep 2021 00:00:00 +0000https://www.chenshaowen.com/en/blog/the-monitor-of-kubernetes-using-prometheus-grafana.htmlThe Prometheus community moves so fast that some of the documents I wrote earlier have become outdated. I’ve recently started paying attention to observability again, filling in some of the gaps in my operations knowledge. 1. Terminology Grafana A visualization tool that provides a variety of visualization panels and supports many data sources, including Prometheus, OpenTSDB, MySQL, and others.微信公众号PrometheusGrafanaKubernetesMonitoringOperationsObservability