12 articles
Articles, guides and practical notes about Backup & Resilience, with useful context on what matters, how it works and where the interesting details are.
4 articles · authority 22/100
Immutable backup can stop protected recovery data being changed or deleted before its retention deadline. But its value depends on the enforcement mechanism, administrative overrides, retention period and…
Correct HPE Alletra MP sizing separates usable, provisioned and effective capacity, tests peak I/O and connectivity, and reserves space for snapshots, replication, failures and growth. Validate the design against workload telemetry and recovery objectives.
A three-node Proxmox cluster can be the smallest sensible HA footprint in 2026, but it isn’t a substitute for backup. Survival depends on quorum and witness design, and storage choices determine how cleanly you can recover when a node is down.
Immutable backup can stop protected recovery data being changed or deleted before its retention deadline. But its value depends on the enforcement mechanism, administrative overrides, retention period and whether the organisation can restore a clean copy.
Azure Backup and Veeam are often compared as if they were interchangeable. They are not. Azure Backup is a Microsoft-native service with tight Azure integration and sensible protections for Microsoft-centric estates. Veeam is a broader backup platform built for mixed infrastructure, migration, and recovery control. The right choice depends less on branding and more on what you need to protect, where it lives, and how much operational flexibility you want.
Time-based backup immutability is now available for Azure SQL Database LTR backups: once the policy is enabled and locked, protected backups can’t be deleted or modified until the retention window ends. But it only covers backups created after the lock.
Azure Site Recovery is not a single line item you can read off a pricing page and forget about. The licence is only part of the bill. Storage, transactions, outbound data transfer, test failovers and the way you architect recovery all affect the real Azure disaster recovery cost.
Ransomware recovery now depends on regaining clean control of email and identity. Compare rapid account restoration, tenant-wide clean-up and staged rebuilds across Microsoft 365, Google Workspace and connected SaaS applications.
Proxmox VE 9 is a meaningful release for enterprise virtualisation, but it is not a free lunch. Before you migrate, check storage behaviour, cluster compatibility, backup integration, firmware, and whether your operational model fits a Debian-based platform with a faster-moving release cadence.
A hardened repository is a Linux backup target with immutability controls, not a ransomware shield. This guide covers what Veeam supports, why dedicated repositories are often more resilient than appliance deployments, and how filesystem support, credentials and the immutability window affect real recovery.
Microsoft’s new time-based immutability for Azure SQL Database long-term retention backups makes them non-modifiable and non-erasable during the immutability period. That strengthens the trustworthiness of recovery points, but teams still need recovery discipline and tested restores—especially for Managed Instance.
