Posts on CK notes

[Veeam] Updating Service Logon Credentials after Windows Server Password Change

Mon, 12 Oct 2026 15:52:00 +0900

A practical guide to resolving service logon failure (Error 1069) and Veeam console connection errors after changing the Windows Administrator password on a Veeam Backup & Replication server.

[HPE VME] Resolving Veeam Restore Failure: Duplicate VirtIO Disk Index (index=0)

Fri, 09 Oct 2026 16:10:00 +0900

Troubleshooting guide for fixing the 'Failed to match original disk' Veeam restore error on multi-disk VMs in HPE VME caused by duplicate VirtIO disk indexes (index=0) via Cloud Advanced Options.

[HPE VME] Cross-Hypervisor Restore from VMware VBK in 18 Minutes

Fri, 09 Oct 2026 15:30:00 +0900

Field walkthrough of copying raw Veeam backup data (VBK) and metadata (VBM) files over a constrained 10Mbps network, injecting VirtIO drivers, and performing cross-hypervisor restore to HPE VME in 18 minutes.

[Lifestyle] Audi A3 Fuel Cap Broken Tether Strap 5-Minute DIY Replacement

Thu, 08 Oct 2026 15:00:00 +0900

Detailed walkthrough of replacing a snapped fuel filler cap tether strap on Audi A3 and Volkswagen vehicles using an affordable replacement part without expensive assembly replacement.

[HPE Alletra 9060] OS 9.6.30 Non-Disruptive Upgrade Procedure

Sun, 04 Oct 2026 17:30:00 +0900

A complete step-by-step walkthrough for performing a non-disruptive HPE Alletra 9060 OS 9.6.30 upgrade, from package staging to rolling node reboots.

[HPE Alletra MP B10K] ArcusOS 10.6.0 New UI Hands-on Guide

Wed, 30 Sep 2026 07:00:00 +0900

A comprehensive technical exploration of the redesigned white tree-navigation Web UI in HPE Alletra Storage MP B10K (ArcusOS 10.6.0), detailing core menu workflows, hardware monitoring, and storage management.

[HPE Alletra MP B10K] OS 10.6.0 Non-Disruptive Upgrade Guide

Mon, 28 Sep 2026 21:00:00 +0900

A comprehensive hands-on field guide for performing a non-disruptive OS upgrade from 10.5.50 to 10.6.0 on HPE Alletra Storage MP B10K (B10120), featuring mandatory System Readiness Checks and the brand-new web UI transition.

[Cisco MDS] Fixing Temp Sensor Amber LED & Timezone Setup

Sun, 27 Sep 2026 15:30:00 +0900

Troubleshooting false temperature Amber LED alarms in Cisco MDS 9148T / HPE SN6620C NX-OS 9.2.2, resolution via 9.4.5 upgrade, and configuring Timezone.

[HPE SN6620C] Cisco NX-OS 9.4.5 Firmware Upgrade Guide

Sun, 27 Sep 2026 15:00:00 +0900

A step-by-step field guide for upgrading HPE SN6620C (Cisco MDS 9148T OEM) switches from version check, Rebex Tiny SCP file transfer, install all execution, to bootflash cleanup.

[HPE Alletra 6000] OS Firmware Upgrade Hands-on Guide

Sat, 26 Sep 2026 13:30:00 +0900

While official vendor manuals exist, this guide is a real-world field record documenting the OS upgrade process using the new HPE Alletra 6000 UI. For engineers and administrators, the lack of step-by-step UI screenshots can make firmware upgrades intimidating. This guide provides clear visual walkthroughs from preparation to troubleshooting.

📌 Task Overview

Current OS Version: 6.1.2.500
Target OS Version: 6.1.3.300
Estimated Duration: ~ 2 hours (Includes image download, sequential node reboots, and patch application)

1. Firmware Image Preparation (Internet vs. Local)

HPE Alletra supports two methods for preparing OS update files. Choose based on your environment:

[Linux Guide] Online Disk Expansion Without Reboot & LVM Resizing

Tue, 22 Sep 2026 14:00:00 +0900

A complete field guide for IT engineers to safely expand virtual disks, trigger kernel SCSI rescans, resize LVM (pvresize, lvextend), and grow XFS/EXT4 filesystems on running production Linux servers without downtime.

[HPE VME] ISO Image Registration & NFS Storage Integration Guide

Mon, 14 Sep 2026 21:55:00 +0900

End-to-end walkthrough of attaching NFSv3 file share storage in VME Manager, uploading OS installation ISO images to the virtual library, and mounting them to virtual instances.

[HPE VME] HVM Network Addition & Bonding Guide

Mon, 14 Sep 2026 21:50:00 +0900

Standard procedure from host network bonding in HPE VM Console (TUI) to OVS router registration in VME Manager and VM assignment. Includes single NIC bonding principles and OVS troubleshooting.

[Lifestyle] 'The All-New NEXO Buyback' vs. '1st Gen Used NEXO'

Mon, 07 Sep 2026 10:45:00 +0900

Whether buying new or used, a hydrogen EV loses substantial value over 3 years. We break down the real-world costs and risks between the new NEXO guaranteed-buyback program and a heavily depreciated 1st-generation used NEXO.

[Cisco MDS] SAN Switch SNMP v2c & Key Traps Setup

Mon, 07 Sep 2026 09:50:00 +0900

A comprehensive guide on configuring SNMP v2c Community and Host Trap settings on Cisco MDS 9000 SAN switches, with selective MIB trap activation for NMS integration.

[Ollama] Part 3. CLI Advanced Tips to WebUI & API Integration

Sat, 05 Sep 2026 20:30:00 +0900

A comprehensive summary of Ollama CLI management commands, ChatGPT-style WebUI (Chatbox) integration, tips for remote connection from another PC, and know-how on using Python/API.

[Ollama] Part 2. Windows 11 Installation & First Model Setup Guide

Sat, 05 Sep 2026 19:20:00 +0900

A complete walkthrough of installing Ollama on Windows 11, verifying background services, downloading lightweight models, and chatting via CLI prompt.

[Ollama] Part 1. Local AI Concepts & Features Running Free on PC

Sat, 05 Sep 2026 19:00:00 +0900

An architectural overview and practical guide to Ollama, enabling lightweight, offline open-source LLMs in air-gapped datacenter environments on commodity laptop hardware.

[Lifestyle] Field Workhorse Engine Oil Change (feat. Gongimnara)

Mon, 31 Aug 2026 22:30:00 +0900

A practical car maintenance log covering 234,000 km and 246,000 km oil changes using Gongimnara, MANN filters, and ZIC engine oil.

[SimpliVity & VME] 2-Node Cluster Deployment Guide A to Z

Mon, 31 Aug 2026 13:00:00 +0900

A comprehensive field guide covering end-to-end 2-node cluster deployment for HPE SimpliVity 6.2.0 and VME, including network isolation, Arbiter setup, and OVC troubleshooting.

Welcome to CK notes: Field Notes of a Systems Engineer

Wed, 26 Aug 2026 21:00:00 +0900

Introducing CK notes, a technical blog documenting enterprise infrastructure architecture, troubleshooting, and daily life by a 16-year IT systems engineer.

[SimpliVity & VME] Deploying Arbiter VM via KVM CLI

Wed, 07 Jan 2026 10:00:00 +0900

A battle-tested field guide on deploying the mandatory SimpliVity 2-node Arbiter VM using native KVM virt-install and VNC, avoiding expensive VME Manager core licensing charges.

Comparison of HPE SimpliVity VME storage architecture and SimpliVity on VMware

Wed, 31 Dec 2025 22:00:00 +0900

Compare the licensing savings and software-defined storage strengths of HPE SimpliVity's RAID+RAIN dual protection architecture, NFS datastores, and VME versus VMware-based.

Introducing HPE SimpliVity With VME

Wed, 31 Dec 2025 21:00:00 +0900

Introduce the high availability, data efficiency, and key features of HPE SimpliVity VME virtualization infrastructure solutions that integrate compute, storage, and network into a single platform.

VMware vs HPE VME comparative analysis

Wed, 31 Dec 2025 20:00:00 +0900

Compares the architecture, feature differences, multi-hypervisor, and TCO cost structures of enterprise flagship virtualization vSphere and KVM/Morpheus-based HPE VM Essentials (VME).