1. Disk Handling 1.1 Inspect Disks Inspect the new disk 1 fdisk -l Disk /dev/nvme1n1: 3.91 TiB, 4294967296000 bytes, 8388608000 sectors 1.2 Build a RAID0 If you have several small disks, a better approach is to build a RAID0 — this gives you not only a larger storage directory but also higher speed.

The disk pressure on the original etcd is reduced to below 5%, the risk factor is very low, and the cluster shows no anomalies. 1. Deploying the Events Etcd Cluster Events have lower consistency requirements than the main Etcd. Deploying a 3-node cluster is recommended. SSD is recommended for the disk, and the data directory should be kept separate from the main Etcd.

Pod View the child processes of PID 1 1 ps --ppid 1 -f View TIME_WAIT connections 1 netstat -anp | grep TIME_WAIT Istio Ingress 1 kubectl -n istio-ingress logs -l app=istio-ingress |grep vlm-tag-v1 EastWestGateway 1 kubectl -n istio-ingress logs -l app=istio-eastwestgateway |grep vlm-tag-v1 Slow XDS Push 1 2 3 4 5 histogram_quantile(0.

1. Download the Chart Package 1 git clone https://github.com/loggie-io/installation 2. Install loggie 1 cd installation/helm-chart 1 helm install loggie ./ -nloggie --create-namespace 3. Global Configuration Changes Remove the timestamp in front of stdout 1 kubectl -n loggie edit cm loggie-config-loggie Set parseStdout to true to remove the timestamp in front of stdout.

1. Base Packages Kubernetes version ≥ 1.18 socat Required conntrack Required ebtables Optional, but recommended ipset Optional, but recommended ipvsadm Optional, but recommended 1 apt-get -y install socat conntrack ebtables ipset ipvsadm 2. Port Requirements 2.1 Base Node Services Service Protocol Action Start Port End Port Comment ssh TCP allow 22 22 Node remote management docker TCP allow 2375 2376 Docker remote communication etcd TCP allow 2379 2380 etcd cluster communication 2.