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Category: AWS – Amazon Web Service

[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…

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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…

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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

[Terraform] ResourceAlreadyExistsException: The specified log group already exists

Posted on March 13, 2023 By nim No Comments on [Terraform] ResourceAlreadyExistsException: The specified log group already exists
[Terraform] ResourceAlreadyExistsException: The specified log group already exists

How to fix. https://github.com/terraform-aws-modules/terraform-aws-eks/issues/411 Chúng ta cần import cái đó vào trong terraform.tfstatemình đã thử xóa cloudwatch group đó nhưng không hiệu quả. ==> được tạo lại ngay.

AWS - Amazon Web Service

[Karpenter] Using Karpenter instead of Autoscaling Group.

Posted on February 6, 2023 By nim No Comments on [Karpenter] Using Karpenter instead of Autoscaling Group.
[Karpenter] Using Karpenter instead of Autoscaling Group.

Refence Links:https://makendran.hashnode.dev/just-in-time-worker-nodes-with-karpenter

AWS - Amazon Web Service

[AWS] Setup Schedule Action for Auto Scaling Group – Saving Cost is based on ASG

Posted on February 3, 2023February 7, 2023 By nim No Comments on [AWS] Setup Schedule Action for Auto Scaling Group – Saving Cost is based on ASG
[AWS] Setup Schedule Action for Auto Scaling Group – Saving Cost is based on ASG

Khi các bạn sử dụng Auto Scaling của AWS thì bạn sẽ thấy có 1 cái tiện là hệ thống của bạn sẽ tự động tăng giảm số node để Nhưng với các môi trường dev và staging nếu developer đi ngủ và bạn cũng muốn cluster k8s của bạn đi ngủ thì làm như…

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AWS - Amazon Web Service

[AWS] How to increase the disk size of a Windows EC2 machine?

Posted on January 4, 2023January 4, 2023 By nim No Comments on [AWS] How to increase the disk size of a Windows EC2 machine?
[AWS] How to increase the disk size of a Windows EC2 machine?

Mình đã copy từ link này:https://taswar.zeytinsoft.com/how-to-increase-the-disk-size-of-a-windows-ec2-machine/ I needed to increase my disk size of my Windows 2016 server on AWS EC2. I though I will share this just in case it can help you or myself in the future on How to increase the disk size of a Windows EC2 machine?. First thing first you need to increase…

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AWS - Amazon Web Service

[Redis] ElastiCache-Redis Cross-Region Replication|Global DataStore

Posted on January 3, 2023January 4, 2023 By nim No Comments on [Redis] ElastiCache-Redis Cross-Region Replication|Global DataStore
[Redis] ElastiCache-Redis Cross-Region Replication|Global DataStore

1) Introduce global datastore grading to Elasticache(Redis) Chúng ta có thể sử dụng Global Datastore cho Redis Feature. Để dễ hiều về Global Datastore bạn sẽ cần nhớ câu: Write Local Read Global==> Bạn write redis primary và bạn có thể đọc data đó ở bất kỳ redis secondary trên các region khác. Dưới dây…

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AWS - Amazon Web Service

[ElastiCache] Provisioning Redis on AWS so quickly by terraform

Posted on December 29, 2022December 29, 2022 By nim No Comments on [ElastiCache] Provisioning Redis on AWS so quickly by terraform
[ElastiCache] Provisioning Redis on AWS so quickly by terraform

1) Amazon ElastiCache Overview Amazon ElastiCache Overview:• The same way RDS is to get managed Relational Databases…• ElastiCache is to get managed Redis or Memcached• Caches are in-memory databases with really high performance, low latency• Helps reduce load off of databases for read intensive workloads• Helps make your application stateless• AWS takes care of OS…

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AWS - Amazon Web Service

[Kubernetes] the exciting things about K8S

Posted on December 25, 2022 By nim No Comments on [Kubernetes] the exciting things about K8S
[Kubernetes] the exciting things about K8S

The destination of the Service is a domain. Case này của mình là mình sẽ tạo 1 ingress -> service -> domain: nimtechnology.com https://ibm.github.io/kubernetes-networking/services/externalname/#about-external-name

AWS - Amazon Web Service

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