Skip to content

NimTechnology

Trình bày các công nghệ CLOUD một cách dễ hiểu.

  • Kubernetes & Container
    • Docker
    • Kubernetes
      • Ingress
    • Helm Chart
    • Isito-EnvoyFilter
    • Apache Kafka
      • Kafka
      • Kafka Connect
      • Lenses
    • Vault
    • Longhorn – Storage
    • VictoriaMetrics
    • MetalLB
    • Kong Gateway
  • CI/CD
    • ArgoCD
    • ArgoWorkflows
    • Spinnaker
    • Jenkins
    • Harbor
    • TeamCity
    • Git
      • Bitbucket
  • Coding
    • Terraform
      • GCP – Google Cloud
      • AWS – Amazon Web Service
    • Golang
    • Laravel
    • Python
    • Jquery & JavaScript
    • Selenium
  • Log & Monitor
    • DataDog
    • Prometheus
    • Grafana
    • ELK
      • Kibana
      • Logstash
  • BareMetal
    • NextCloud
  • Toggle search form

Month: March 2023

Experiences for IP Addresses Shortage on EKS Clusters

Posted on March 29, 2023March 29, 2023 By nim No Comments on Experiences for IP Addresses Shortage on EKS Clusters
Experiences for IP Addresses Shortage on EKS Clusters

Link: https://medium.com/compass-true-north/experiences-for-ip-addresses-shortage-on-eks-clusters-a740f56ac2f5 In a fast-growing company, like Compass, things may become challenging for Cloud infrastructure teams. As serving more and more customers, many backend services scaled up in our Kubernetes clusters. Meanwhile, a variety of new backend services went online to satisfy new requirements. Recently, a big challenge for our Cloud Engineering team in Compass…

Read More “Experiences for IP Addresses Shortage on EKS Clusters” »

AWS - Amazon Web Service

[Talisman] Discover the sensitive information in your code.

Posted on March 28, 2023March 28, 2023 By nim No Comments on [Talisman] Discover the sensitive information in your code.
[Talisman] Discover the sensitive information in your code.

Git Hooks and Talisman Introduction HandsOn – Talisman thực hiện kiểm tra hook trong code dưới laptop. Thực hiện cài đặt Talisman trên máy của bạn Bạn thấy pre-push sẽ được thê trong hook của git Bạn có thể setup scankhi commit. Khi bạn thúc hiện commit thì talisman sẽ scan repo trước khi commit…

Read More “[Talisman] Discover the sensitive information in your code.” »

Uncategorized

[Prometheus/Grafana] Install Prometheus and Grafana on ubuntu.

Posted on March 27, 2023 By nim No Comments on [Prometheus/Grafana] Install Prometheus and Grafana on ubuntu.
[Prometheus/Grafana] Install Prometheus and Grafana on ubuntu.

Sau đó bạn download chương trình Prometheus về để chạy. Việc download khá đơn giản, bạn chỉ cần truy cập link sau : https://prometheus.io/download/ Giải nén file package Prometheus vừa download. Tạo user để chạy dịch vụ Prometheus. Tạo thư mục cấu hình và data cho Prometheus. Sau đó phân quyền owner tương ứng. Copy…

Read More “[Prometheus/Grafana] Install Prometheus and Grafana on ubuntu.” »

BareMetal, Grafana, Prometheus

[Kong Gateway] WebSocket connection failed

Posted on March 26, 2023 By nim No Comments on [Kong Gateway] WebSocket connection failed
[Kong Gateway] WebSocket connection failed

WebSocket connection to ‘wss://k8s.nimtechnology.com/v3/subscribe?sockId=1’ failed:

Kong Gateway

[Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry

Posted on March 24, 2023 By nim No Comments on [Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry
[Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry

Hôm nay mình download 1 file 3.6Gi on Nextcloud thì bị lỗi.mình vào log coi thì thấy hú như dưới https://github.com/artonge/server/commit/435022515de1983f0fe3d3116acb71a0ed439693 Nếu bạn muốn download file trên 4Gi The issue is with the above 4GB files when using zipAfter changing int to float for $size, change the following in the constructor: with this: This is…

Read More “[Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry” »

NextCloud

[Datadog] Using DataDog to monitor all services on kubernetes

Posted on March 19, 2023March 23, 2023 By nim No Comments on [Datadog] Using DataDog to monitor all services on kubernetes
[Datadog] Using DataDog to monitor all services on kubernetes

Nếu công ty của bạn giàu và yêu cầu bạn phải sử dụng datadog thì Let’s do it. 1) Install DataDog on Kubernetes. Install DataDog via helm. Value file: Vì để datadog chất nhận data của bạn gửi lên datadog.thì apiKey là thử quan trong nhất. Và các bạn có thể tham khảo full value…

Read More “[Datadog] Using DataDog to monitor all services on kubernetes” »

DataDog, Kubernetes & Container

[Metrics Server] Failed to make webhook authorizer request: the server could not find the requested resource

Posted on March 17, 2023March 17, 2023 By nim No Comments on [Metrics Server] Failed to make webhook authorizer request: the server could not find the requested resource
[Metrics Server] Failed to make webhook authorizer request: the server could not find the requested resource

Sau khi upgrade k8s lên version 1.23 thì mình bắt đầu gặp lỗi trong HPA không mấy được cpu utilization Không lấy được memory utilization Trong log của con metrics-server trong namespace: kube-sysem How to fix the issue. Apply version mới nhất của metrics-server.https://github.com/kubernetes-sigs/metrics-server/releases

Kubernetes

[Kubernetes] volume node affinity conflict

Posted on March 14, 2023March 14, 2023 By nim No Comments on [Kubernetes] volume node affinity conflict
[Kubernetes] volume node affinity conflict

Hôm này bạn của mình thực hiện upgrade eks cluster.Trong eks cluster có 1 deployment sử dụng PVC thông qua EBS Mà chúng bị lỗi này: Pod này thì là linux và mình đang có 2 node linux. Mình có đọc được bài viết này.https://pet2cattle.com/2022/04/volume-affinity-conflicthttps://copyprogramming.com/howto/kubernetes-pod-warning-1-node-s-had-volume-node-affinity-conflict Lúc này đơn giản chúng ta sẽ tăng số node…

Read More “[Kubernetes] volume node affinity conflict” »

AWS - Amazon Web Service

[Terraform] Error: InvalidPermission.Duplicate: the specified rule

Posted on March 14, 2023 By nim No Comments on [Terraform] Error: InvalidPermission.Duplicate: the specified rule
[Terraform] Error: InvalidPermission.Duplicate: the specified rule

Remove Inbound Rule in the Security Group Lỗi sau là mình gặp sau khi upgrade module eks từ 1.18 -> 1,19 Ở bản 1.19 đã được thêm như là mặc định https://github.com/terraform-aws-modules/terraform-aws-eks/blob/master/node_groups.tf#L137-L145 Giờ mình cần xóa rule inbound này.https://bobbyhadz.com/blog/aws-cli-remove-security-group-rule Bạn chịu khó list tất cả ra, xong dựa vào format bên dướiĐiểm đặc biệt đây…

Read More “[Terraform] Error: InvalidPermission.Duplicate: the specified rule” »

AWS - Amazon Web Service

[terraform] Error: InvalidPermission.Duplicate: the specified rule

Posted on March 13, 2023 By nim No Comments on [terraform] Error: InvalidPermission.Duplicate: the specified rule
[terraform] Error: InvalidPermission.Duplicate: the specified rule

Lâu lâu run lại terraform cũ cài bị lỗi trên. https://github.com/hashicorp/terraform/pull/2376 Bạn cũng sẽ cân delete Rule đó trong Security Group.

AWS - Amazon Web Service

Posts navigation

1 2 Next
Tham Gia Group DevOps nhé!
Để Nim có nhiều động lực ra nhiều bài viết.
Để nhận được những thông báo mới nhất.

Recent Posts

  • Experiences for IP Addresses Shortage on EKS Clusters March 29, 2023
  • [Talisman] Discover the sensitive information in your code. March 28, 2023
  • [Prometheus/Grafana] Install Prometheus and Grafana on ubuntu. March 27, 2023
  • [Kong Gateway] WebSocket connection failed March 26, 2023
  • [Nextcloud] Can’t download files to have a size bigger than 2Gi on NextCloud – RaspBerry March 24, 2023

Archives

  • March 2023
  • February 2023
  • January 2023
  • December 2022
  • November 2022
  • October 2022
  • September 2022
  • August 2022
  • July 2022
  • June 2022
  • May 2022
  • April 2022
  • March 2022
  • February 2022
  • January 2022
  • December 2021
  • November 2021
  • October 2021
  • September 2021
  • August 2021
  • July 2021
  • June 2021

Categories

  • BareMetal
    • NextCloud
  • CI/CD
    • ArgoCD
    • ArgoWorkflows
    • Git
      • Bitbucket
    • Harbor
    • Jenkins
    • Spinnaker
    • TeamCity
  • Coding
    • Golang
    • Jquery & JavaScript
    • Laravel
    • Python
    • Selenium
    • Terraform
      • AWS – Amazon Web Service
      • GCP – Google Cloud
  • Kubernetes & Container
    • Apache Kafka
      • Kafka
      • Kafka Connect
      • Lenses
    • Docker
    • Helm Chart
    • Isito-EnvoyFilter
    • Kong Gateway
    • Kubernetes
      • Ingress
    • Longhorn – Storage
    • MetalLB
    • Vault
    • VictoriaMetrics
  • Log & Monitor
    • DataDog
    • ELK
      • Kibana
      • Logstash
    • Grafana
    • Prometheus
  • Uncategorized
  • Admin

Copyright © 2023 NimTechnology.