zhi taoHow to disable k3s CNIWhen we install k3s, will get two new interface, cni0 and flannel.1 by default. It will control the pod network. In some special our…2 min read·Apr 1, 2024----
zhi taoRotate K3s cert automaticallyAs we know, when install k3s, it will generate a cert in one year. We have an multiple kubernetes clusters manager system, named Asteria…5 min read·Mar 28, 2024----
zhi taok3s apiserver Unable to connect to the server: x509: certificate is valid for 10.43.0.1,We have install an k3s server on an internal machine(ip: 30.232.90.253), and we use ssh remote tunnel to expose the internal k3s server to…1 min read·Jan 9, 2024----
zhi taoUsing AlertManager to notify AppNow edge computing is becoming more and more popular. We have lots of mecs(Mobile Edge Computing) that we need to monitor. We should…4 min read·Dec 17, 2023----
zhi taoinDevOps.devMonitor Nvidia Jetson GPUWe have many mobile edge computer(mec)s, which have nvidia jetson gpu, we want to monitor the gpu status with prometheus and grafana.5 min read·Nov 13, 2023--2--2
zhi taoHow to keep ssh tunnel aliveAs we know, we can open an tunnel by ssh.3 min read·Oct 21, 2023----
zhi taoThe amazing chroot making simply ssh to each nodes in kubernetesIn our asteria platform, which works on k8s, and we provided the node shell of each work node of kubernetes. We have met two problems.3 min read·Sep 30, 2023----
zhi taoThe EOL of content in Monaco-EditorWe have a platform named asteria, user can write bash script on it by @monaco-editor/react. It works well before until a windows user write…2 min read·Sep 20, 2023----
zhi taoWhy dockerd consume high cpu usageIn our project, my co-worker told me that the dockerd process consume very high cpu usage, it can be 90% or more sometimes. It causes the…3 min read·Sep 11, 2023----