Introduction This tutorial demonstrates how to Configure PostgreSQL High Availability with Patroni on CentOS Stream 10 on CentOS Stream 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 10 system […]
Introduction This tutorial demonstrates how to Configure Postfix Mail Server on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default AppStream repositories […]
Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying set up openvpn on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up OpenVPN on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]
How to Configure Cross-Forest Trusts in Active Directory on Windows Server 2025 Large enterprises, mergers, and acquisition scenarios frequently require resources in one Active Directory forest to be accessible to users in a completely separate forest. Active Directory cross-forest trusts solve this by establishing a secure Kerberos referral path between forests, allowing users authenticated in […]
How to Set Up SQL Server Always On Availability Groups on Windows Server 2025 Always On Availability Groups (AG) is SQL Server’s premier high-availability and disaster recovery solution, enabling automatic failover with near-zero data loss and readable secondary replicas that offload reporting workloads from the primary. On Windows Server 2025, the underpinning technology — Windows […]
Introduction This tutorial demonstrates how to Install Perl on CentOS Stream 10 on CentOS Stream 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 10 system with the default AppStream […]
How to Configure SMB File Shares and NTFS Permissions on Windows Server 2025 Shared folders are at the heart of almost every Windows Server deployment. Getting the permission model right is not optional — a misconfigured share can expose confidential data, allow unintended writes, or prevent legitimate users from doing their jobs. Windows Server 2025 […]
containerd is a high-performance, industry-standard container runtime that implements the Open Container Initiative (OCI) specification. While Docker uses containerd internally as its core container lifecycle manager, containerd can also run standalone as a Kubernetes container runtime — this is the default runtime for most managed Kubernetes services (EKS, GKE, AKS) and the recommended runtime for […]
Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install perl modules with cpanm both straightforward and auditable. This tutorial covers the complete procedure for how to Install Perl Modules with cpanm on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]
Introduction This tutorial demonstrates how to Install Flux CD on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default AppStream repositories enabled. […]
