Blog
Technical articles on Linux hardening, security, DevOps, and infrastructure automation.
Database 13 min readJuly 30, 2026
MySQL NDB Cluster — 3-Node Setup Guide (Ubuntu/Debian)
Step-by-step guide to set up a 3-node MySQL NDB Cluster on Ubuntu/Debian with co-located roles.
MySQLNDB ClusterUbuntuDebianDatabase
DevOps 12 min readJuly 30, 2026
Dell iDRAC Tools & racadm Guide
Complete guide to installing racadm on Ubuntu/Debian and Windows, with remote power control, firmware updates, and scheduling.
iDRACracadmDell PowerEdgeremote managementLinuxWindows
Troubleshooting 5 min readJuly 30, 2026
VMware VM Power-On Failure After SAN Recovery and Replication Restoration
Resolve VM power-on failures after storage recovery by refreshing stale VM swap metadata.
VMwareESXiStoragePower FailureRecovery
Virtualization 1 min readJuly 30, 2026
Fixing Veeam 'Another task is already in progress' Error
Resolve a Veeam backup failure caused by stuck vCenter tasks by restarting ESXi management agents.
VeeamvCenterESXiTroubleshootingBackup
Guide 4 min readJuly 30, 2026
How to Power Off a Virtual Machine in VMware vSphere
Multiple methods to gracefully or forcefully power off a VM using vSphere Client, esxcli, esxtop, or vim-cmd.
VMwarevSpherePower OffESXiTroubleshooting