IT notes, tutorials, and personal journey. Linux, KVM, AWS, Kubernetes, and DevOps guides.https://twnb.nbtrisna.my.id/id© 2026 I Gusti Ngurah Bagus Trisna AndikaI Gusti Ngurah Bagus Trisna AndikaI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/24-june-25/https://twnb.nbtrisna.my.id/24-june-25/Continue learn about AWS Lambda & Provisioning Lambda Function On AWS Using TerraformTue, 24 Jun 2025 15:43:34 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/23-june-25/https://twnb.nbtrisna.my.id/23-june-25/Learn Provisioning Infrastructure Using Terraform on AWS for EC2 and RDS.Mon, 23 Jun 2025 16:56:41 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/22-june-25/https://twnb.nbtrisna.my.id/22-june-25/Learn IAM Roles, EC2 Instance Profile & Provisioning VPC using Iaac (Terraform)Sun, 22 Jun 2025 13:08:10 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/21-june-25/https://twnb.nbtrisna.my.id/21-june-25/Learn IAM Policies & AWS NetworkingSat, 21 Jun 2025 13:11:11 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/20-june-25/https://twnb.nbtrisna.my.id/20-june-25/Learn about basic VPC, subnet, IGW (Internet Gateway), SG (Security Group), and EC2 using AWS Free Tier.Fri, 20 Jun 2025 00:53:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/19-june-25/https://twnb.nbtrisna.my.id/19-june-25/Create pipeline with lint & unit test, terraform, iaac testing (using terratest), Docker Build & Security Scan (Trivy), Deploy, Smoke Test & Metrics Scrape, Cleanup & NotificationThu, 19 Jun 2025 00:50:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/18-june-25/https://twnb.nbtrisna.my.id/18-june-25/Performance optimization in ci/cd pipeline focus on faster build & test for example using feature like caching, and pararel jobsWed, 18 Jun 2025 00:49:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/17-june-25/https://twnb.nbtrisna.my.id/17-june-25/Infrasturtucre testing in ci/cd makesure to running smoothly provisioning using terraform work realy well as expectedTue, 17 Jun 2025 00:48:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/16-june-25/https://twnb.nbtrisna.my.id/16-june-25/Observability & monitoring is key to understand about application and infrastructure healty in real-timeMon, 16 Jun 2025 00:47:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/15-june-25/https://twnb.nbtrisna.my.id/15-june-25/Github actions, you can configure your workflows to run when spesific activity on github happens, schedule thime, or when event outside github occursSun, 15 Jun 2025 00:46:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/14-june-25/https://twnb.nbtrisna.my.id/14-june-25/Workflow running jobs parrarel by default. To run jobs sequentially, you need to define other jobs using the jobs.<job_id>.needs keywordSat, 14 Jun 2025 00:45:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/13-june-25/https://twnb.nbtrisna.my.id/13-june-25/In CI/CD world, environment variables and secret is key to storing value without writing directly to yaml files. It's possible to manage credentials, versioning, and configure build according to the...Fri, 13 Jun 2025 00:43:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/12-june-25/https://twnb.nbtrisna.my.id/12-june-25/OpenTofu is fork from opensource terraform tool for infrastructure as a code. This tool allow to define infrastructure to human readable file `.tf` so you can manage consistant infrastructure...Thu, 12 Jun 2025 00:36:00 GMTdaily-notesI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/install-kubecost/https://twnb.nbtrisna.my.id/install-kubecost/Kubecost merupakan tools yang digunakan untuk tracing, monitoring biaya dari sebuah on-premises kubernetes cluster. Installasi Refrensi : https://www.kubecost.com/install#show-instructions Installasi...Mon, 09 Jun 2025 01:13:00 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/docker-registry-mirror-2/https://twnb.nbtrisna.my.id/docker-registry-mirror-2/Ketika sebuah ip terus"an pull ke registry docker, akan menyebabkan sebuah peringatan limit pull telah terpakai. Biasanya akan reset setelah 6 jam. Untuk menyiasati, dicoba riset install registry...Sun, 08 Jun 2025 04:04:00 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/docker-registry-mirror/https://twnb.nbtrisna.my.id/docker-registry-mirror/Refrensi : * https://stackoverflow.com/questions/74595635/how-to-configure-containerd-to-use-a-registry-mirror * https://docs.docker.com/registry/recipes/mirror/ *...Sun, 08 Jun 2025 01:14:00 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/nginx-upstream-ingress/https://twnb.nbtrisna.my.id/nginx-upstream-ingress/Berbeda dengan k8s-ingress, by default ingress-nginx memerlukan Custom Resource Definitions untuk bisa up. Jika memang tidak memerlukan CRD, bisa skip dengan set beberapa values berikut.Sat, 07 Jun 2025 01:18:00 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/nginx-upstream-ingress-2/https://twnb.nbtrisna.my.id/nginx-upstream-ingress-2/Berbeda dengan k8s-ingress, by default ingress-nginx memerlukan Custom Resource Definitions untuk bisa up. Jika memang tidak memerlukan CRD, bisa skip dengan set beberapa values berikut.Fri, 06 Jun 2025 04:06:00 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/bgp-virtual-ip/https://twnb.nbtrisna.my.id/bgp-virtual-ip/Jadi goals riset ini adalah bagaimana caranya membuat sebuah virtual ip yang bisa di reach oleh network kvm.Fri, 06 Jun 2025 01:16:00 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/setup-certificate-win-server-standalone/https://twnb.nbtrisna.my.id/setup-certificate-win-server-standalone/Intinya, untuk trafik TLS/SSL (Transport Layer Secure) dibutuhkan sebuah Certificate, biasanya terdiri dari CA Certificate, dan Client certifikate (Sertifikat yang akan dipakai)Thu, 05 Jun 2025 01:17:00 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/nginx-upstream-transport-server/https://twnb.nbtrisna.my.id/nginx-upstream-transport-server/TransportServer resource memungkinkan untuk conifgurasi TCP, UDP dan TLS Passtrough melalui nginx-upstream. Fitur ini berfungsi jika installasi dengan CRD.Tue, 03 Jun 2025 01:19:00 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/n8n-docker-install/https://twnb.nbtrisna.my.id/n8n-docker-install/n8n adalah alat otomatisasi alur kerja (workflow automation) yang kuat dan fleksibel. Ini memungkinkan untuk menghubungkan berbagai aplikasi dan service, otomasi tugas, dan membangun alur kerja yang...Wed, 28 May 2025 02:43:44 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/setup-rke-2-ha-2/https://twnb.nbtrisna.my.id/setup-rke-2-ha-2/Jadi di lab kubernetes saya pribadi menggunakan rke2/rke-goverment sebagai cluster utama. Alasan dipilihnya rke2 karena kemudahanya provisioning, dan tidak perlu banyak setupThu, 02 Jan 2025 04:18:03 GMTaboutlinuxI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/wireguard-manual-install/https://twnb.nbtrisna.my.id/wireguard-manual-install/Refrensi : https://www.digitalocean.com/community/tutorials/how-to-set-up-wireguard-on-ubuntu-22-04 Install wireguard apt install wireguard Create private key wg genkey | sudo tee...Wed, 25 Dec 2024 05:14:46 GMTI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/rapidminer/https://twnb.nbtrisna.my.id/rapidminer/Refrensi : https://docs.rapidminer.com/9.9/studio/installation/ RapidMiner merupakan salah satu tools yang dipakai dalam data mining. RapidMiner memiliki kurang lebih 500 operator data mining,...Sat, 16 Nov 2024 17:47:22 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/pod-security-standards/https://twnb.nbtrisna.my.id/pod-security-standards/Refrensi : https://kubernetes.io/docs/concepts/security/pod-security-standards Dalam pembuatan pod dalam kubernetes, secara default semua user akan dapat membuat sebuah pod yang dapat mengkases...Thu, 26 Sep 2024 23:13:46 GMTI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/loxilb-k8s-ebpf-loadbalancer/https://twnb.nbtrisna.my.id/loxilb-k8s-ebpf-loadbalancer/Loxilb adalah aplikasi loadbalancer hyper-scale untuk cloud-native, menggunakan teknologi eBPF dengan berabasis golang. Didesain untuk on-premises, edge, dan public cloud Kubernetes Cluster...Thu, 29 Aug 2024 07:04:00 GMTI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/buat-self-sign-certificate-untuk-digital-signature/https://twnb.nbtrisna.my.id/buat-self-sign-certificate-untuk-digital-signature/1. Buat openssl.cnf [req] default_bits = 2048 distinguished_name = req_distinguished_name req_extensions = req_ext prompt = no [req_distinguished_name] C = ID ST = Bali L = Denpasar O = Your...Wed, 31 Jul 2024 09:16:54 GMTI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/repair-ubuntu-broken-package/https://twnb.nbtrisna.my.id/repair-ubuntu-broken-package/Hampir install ulang karena ubuntu broken setelah install package tambahan buat jalanin suatu aplikasi. Booting ga bisa, terminal ga bisa. Disini saya coba buat masuk ke recovery mode Awalnya Saya...Sun, 28 Jul 2024 08:53:40 GMTI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/setup-sstp-softehter-docker/https://twnb.nbtrisna.my.id/setup-sstp-softehter-docker/Setup 1. Create docker-compose version: '3' services: softether: image: softethervpn/vpnserver:stable cap_add: - NET_ADMIN restart: always container_name: vpn-softether ports: - 8443:443 volumes: -...Sat, 27 Jul 2024 20:30:11 GMTcatatanlinuxI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/port-forward-firewalld/https://twnb.nbtrisna.my.id/port-forward-firewalld/Beberapa catetan penggunaan firewalld di lab saya. Port Forward Untuk port forward mengunakan Firewalld, dapat dengan berikut. Skenarionya saya ingin port forward, jika mengakses ip x.x.x.x port 80...Wed, 10 Jul 2024 09:21:07 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/install-nextcloud-rocky-linux-9/https://twnb.nbtrisna.my.id/install-nextcloud-rocky-linux-9/Dalam rangka mengatasi storage g-drive yang di limit hanya 15Gb(Yang Free), maka ada ide buat storage server kecil"an di minipc bekas dapet dari facebook marketplace. OS yang dipilih untuk servernya...Wed, 10 Jul 2024 05:57:35 GMTI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/blog-membuat-vm-di-hyper-v/https://twnb.nbtrisna.my.id/blog-membuat-vm-di-hyper-v/Home-lab #2 Untuk membuat virtual-machine/VM di hyper-v, dapat menggunakan aplikasi hyper-v manager Preparation 1. Membuat switch External. Switch external disini berfungsi untuk vm agar dapat...Thu, 01 Feb 2024 14:31:56 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/blog-enable-hyperv/https://twnb.nbtrisna.my.id/blog-enable-hyperv/Home-lab series #1 Lab sehari-hari sebelum saya migrasi full windows, dengan alasan "Malas dualboot" adalah menggunakan KVM (Kernel-based Virtual Machine). Alternatif di windows sendiri Microsoft...Tue, 30 Jan 2024 12:51:14 GMTcatatanI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/catatan-access-qemusystem-nonroot/https://twnb.nbtrisna.my.id/catatan-access-qemusystem-nonroot/Cara membuat nonroot user mengakses qemu::///system. Mengatasi error permmision ketika membuat network interface libvirt.Thu, 28 Dec 2023 14:38:33 GMTcatatanlinuxkvmI Gusti Ngurah Bagus Trisna Andikahttps://twnb.nbtrisna.my.id/after-installing-arch-linux-why-my-windows-missing/https://twnb.nbtrisna.my.id/after-installing-arch-linux-why-my-windows-missing/Beberapa waktu lalu saya mencoba menginstall arch-linux di laptop kerja saya. Tetapi saat installasi usai, windows 10 saya hilang saat memilih os di grub :(. Jika anda mengalami hal serupa, mungkin...Thu, 28 Dec 2023 11:19:34 GMTcatatanI Gusti Ngurah Bagus Trisna Andika