E-Whisper

Seven Steps to Poems - Quickly Create Effective SLOs

The previous article introduced some commonly used SLOs, but in the actual process of developing SLOs, they are not necessarily suitable for actual business needs. This article describes how to create

2022-10-11

Observability

#Monitoring #Observability #PublicCloud #Cloud #CloudComputing #SLA #SLO #SLI

How does K8s enable cgroup2 support?

After K8s 1.25 cgroup2 feature GA, how do I enable cgroup2 support?

2022-10-10

CloudNative

#K8S #BestPractices #Container #Pod #containerd #cgroup2

How does Containerd configure Proxy?

How does containerd configure a proxy or how do I pull an image through a proxy?

2022-10-10

CloudNative

#K8S #BestPractices #proxy #Container #Pod #containerd #Images

K8S Pod Sidecar Application Scenario - Join NGINX Sidecar as an anti-generation and web server

2022-10-08

CloudNative

#Nginx #K8S #BestPractices #proxy #Container #Pod #web #Sidecar

How to enter the node shell via kubectl

How do I get into the node shell via kubectl? It is essentially permission escape achieved by taking advantage of the weak isolation of containers (runC) (shared kernel, Cgruop, etc. to achieve proces

2022-10-03

CloudNative

#K8S #Security #Container #Linux #CLI #Utils #krew #Lens #kubectl

Prometheus Performance Tuning - Horizontal Slicing

Prometheus performance tuning topic - horizontal slicing, when there are too many targets resulting in a huge sample size, but I don't want to just give up monitoring these targets, I can use horizont

2022-10-03

Observability

#K8S #CloudNative #Monitoring #Observability #Grafana #Prometheus #PerformanceTuning #troubleshooting

Prometheus AlertManager Production Practice - Send alerts directly to the corresponding mailbox according to the to_email label

Anyone who has used Prometheus Alertmanager knows that normal AlertManager processes alerts through the Alerts-> Route->Receivers step. If I bring my own recipient information (such as email) in

2022-10-03

Observability

#K8S #CloudNative #Monitoring #Observability #Prometheus #AlertManager #Template

How to streamline Prometheus' metrics and storage footprint

As Prometheus monitors more and more monitors, Prometheus' performance will degrade to a certain extent and the storage footprint will increase. How can I streamline Prometheus' metrics and storage fo

2022-09-22

Observability

#K8S #CloudNative #Monitoring #BestPractices #Observability #Operator #Grafana #Prometheus #Mimir #PerformanceOptimization

Expose your home network services via Traefik Hub

Traefik recently came out with a new edge gateway SaaS service called Traefik Hub that is interesting. It is very easy to expose the IP address and services behind nat in your house. I just tried expo

2022-09-19

CloudNative

#K8S #Security #https #K3S #IoT #Edge #Traefik

How to monitor K8s out-of-cluster services with Prometheus Operator?

In practice, not all components may be in a K8S cluster, e.g. LB, DB, global DNS, cloud services... How to monitor them with Prometheus Operator? Here are some options

2022-09-05

Observability

#Helm #K8S #CloudNative #Monitoring #Observability #Operator #Grafana #Prometheus #Blackbox #SSL