# journalctl -xeu "Sakuragawa"

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    Linux
Containerized WordPress from Sub-directory with Traefik
            It becomes so easy to host a WordPress CMS using its official Docker container image. If only 1 domain is available, it might be useful to serve WordPress from subdirectory, i.e https://$SITE_URL/blog/.
        
        Sakuragawa Asaba
        
    19 Sep 2021
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    2 min read
    
    Tooling
Elastic + Grafana Data Visualization: Elastic Data Source Notes
            Some errors during Elastic data source adapting attempt.
        
        Sakuragawa Asaba
        
    21 Jun 2021
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    1 min read
    
    Getting Started
Change Elastic Index Mappings
            Converting and changing the type of a column in database is easy. Unfortunately, the type of a field in a mapping could not be changed in Elastic. If the docs is already indexed, the mapping could not be changed and an reindex-ing would be needed.
        
        Sakuragawa Asaba
        
    18 Jun 2021
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    3 min read
    
    Linux
MultiGarment-Network under Conda Environment
            How to configure Conda environments for MultiGarment-Network (both Python 2 & 3).
        
        Sakuragawa Asaba
        
    2 Jun 2021
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    6 min read
    
    Android
Flash Android 10 GSI on an Original Google Pixel
            A generic system image (GSI) is a system image with adjusted configurations for Android devices. One Single GSI could run on devices with different configuration without modification or re-compling theoretically.
        
        Sakuragawa Asaba
        
    21 Apr 2021
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    3 min read
    
    Container
Rancher Server on RKE Deployment
            RKE is a CNCF-certified Kubernetes distribution that runs entirely within Docker containers. It could be configured and provisioned from simple configuration. Plus the easy-to-use Rancher Server as a Web UI running on the cluster, we can have a truly self-hosted Kubernetes cluster.
        
        Sakuragawa Asaba
        
    18 Apr 2021
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    5 min read
    
    Migrating ESXi to Proxmox VE with PCI Passthrough
            I recently migrate one of the old servers running VMware Hypervisor to KVM-based solution. Installing Proxmox Virtual EnvironmentInstalling Proxmox Virtual Environment (Proxmox VE) is as easy as installing Debian. Just
        
        Sakuragawa Asaba
        
    28 Mar 2021
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    3 min read
    
    Container
Using Linux Containers (LXC) on Fedora
            Linux containers, or LXC, is a lightweigt yet powerful container solution. It can run applications or distros but share the same kernel and hardware resources and persistently. This is not a cutting-edge technology and is fully supported in Fedora.
        
        Sakuragawa Asaba
        
    10 Mar 2021
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    3 min read
    
    Linux
Notes on Redis Operation
            Some common problems and solution to containerized Redis deployment.
        
        Sakuragawa Asaba
        
    12 Dec 2020
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    1 min read
    
    Container
Update (Renew) Certificates in OpenShift (OKD) 3
            Server certificates are used to provide encrypted traffic (HTTPS) in OpenShift. When a certificate is near expiration, renewal and replacement is needed. Prepare the EnvironmentTo replace certificates automatically, Ansible is
        
        Sakuragawa Asaba
        
    10 Nov 2020
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    1 min read
    
    Container
Helm 2 on OpenShift (OKD) 3
            Install the popular Kubernetes package manager and enable cluster-wide install ability. Helm 3? No Way!OpenShift 4 has built-in integration with Helm 3. Yet OpenShift 3 does not feature any
        
        Sakuragawa Asaba
        
    4 Nov 2020
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    1 min read
    
    Network
Connect Wi-Fi in a WPS (Push Button) Way with OpenWRT
            I thought it was hard to pair device by WPS with OpenWRT, but I was wrong. According to the official wiki, it could be simply configured by adding some lines
        
        Sakuragawa Asaba
        
    18 Sep 2020
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    1 min read
    
    Getting Started
Some Tips on Telegraph (2020)
            What and Why Telegraph?Telegra.ph, or Telegraph is a publishing platform hosted by Telegram. It could be used to publish blog or any other articles, either signed or anonymously.
        
        Sakuragawa Asaba
        
    14 Aug 2020
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    2 min read
    
    Open Source
VT-d, vfio and GPU passthrough, Virtualization in a nutshell (RHEL8)
            It's really an bad idea to build a machine just for gaming  so when an unexpected hardware arrives to my hand: A free RTX-2060 super but without a machine to
        
        Sakuragawa Yuugiri
        
    7 Jun 2020
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    4 min read
    
    Linux
Write Freely - Host WriteFreely in Containers
            WriteFreely is a blogging and publish tool as well as an important part of the Fediverse network. It is lightweight and easy to host. However, the official Container (Docker) setup is not even correct. So here comes a working deployment notes.
        
        Sakuragawa Asaba
        
    26 May 2020
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    2 min read
    
    Open Source
Switching from Atom to VSCodium
            Atom is a flexible and powerful editor made by GitHub. I have been coding with it for years and I loved it. But it takes up many resources including CPU
        
        Sakuragawa Asaba
        
    9 May 2020
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    2 min read
    
    Cloud
Kubernetes external LoadBalancer and Nextcloud deployment
            Previous StatusContinue on previous post https://blog.sakuragawa.moe/simple-homebrew-kubernetes-deployment/  And post https://blog.sakuragawa.moe/deploy-ceph-storage-and-csi-for-pods-consume-in-kubernetes-home-lab/ The Kubernetes cluster bootstrapping is complete and the Flannel network takes the charge
        
        Sakuragawa Yuugiri
        
    29 Apr 2020
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    7 min read
    
    Server
Upgrade OMV 4 to 5: A Painful Path
            OpenMediaVault, as a popular NAS solution, has released "Usul" for months. Somehow there is no built-in ways to upgrade between major releases. The actual best upgrade solution is a clean installation.
        
        Sakuragawa Asaba
        
    17 Apr 2020
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    5 min read