backup

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Disaster Recovery Testing: Essential Cloud Risk Checklist

A disaster recovery plan that has never been tested is a document, not a capability. This checklist covers cloud disaster recovery testing end to end: the five levels of test from desk walkthrough to full regional failover, how to scope a test when you cannot exercise everything, the preparation that decides whether the day produces evidence or a mess, an hour-by-hour test day runbook, the six numbers worth measuring while the clock is running, the cloud-specific failure points that only surface under a real restore, sensible frequencies by service tier, a twelve-month calendar you can lift into a plan, and the evidence pack that satisfies auditors, insurers and regulators.

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rto and rpo explained business calculator a single hourglass on plinth

RTO and RPO Explained: Simple Calculator to Avoid Risk

RTO and RPO are the two numbers that decide what a recovery plan is allowed to cost, and most organisations set them without ever pricing the alternatives. This guide explains what each number really measures, where the figures should come from, and then gives you a five-input business calculator that converts hourly downtime cost, hourly data loss cost and failure frequency into a total cost of risk for every recovery tier. It includes a blank worksheet, a fully worked example on a sixty-person firm, indicative UK costs for backup, pilot light, warm standby and active-active, and the testing discipline that turns a target into a fact.

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backup vs disaster recovery vs high availability a blank signpost two arrow boards

Backup vs Disaster Recovery: Simple Guide to Avoid Downtime

Backup, disaster recovery and high availability get used as though they were interchangeable, and they are not. A backup is a copy of your data you can go back to. Disaster recovery is the plan and environment that get a service running again somewhere else. High availability is the redundancy that stops a component failure becoming an outage at all. This guide sets out what each layer really protects against, where backup and disaster recovery genuinely diverge, how RTO and RPO drive the whole decision, what the three approaches cost a UK business in practice, how ransomware has changed the arithmetic, and a five-step framework for deciding which workload deserves which layer.

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microsoft 365 data retention vs backup a sealed cube beside open cube with arrow

Microsoft 365 Data Retention vs Backup: Simple Risk Guide

Retention preserves; backup restores — and confusing the two is where most avoidable data loss in UK businesses begins. This guide draws the line precisely: what Microsoft 365 data retention actually does through Purview policies, labels and the Preservation Hold Library, which native windows expire and when, the five structural gaps where preservation stops and restoration starts, the failure scenarios retention cannot cover, what retention is genuinely better at, how each side is licensed and priced, and a 30-day plan to close the gap.

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How to Set Up Software RAID with mdadm on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Automate Backups with rsync and cron on Ubuntu 26.04

rsync is an efficient file synchronisation tool that only transfers changed portions of files, making it ideal for incremental backups. Combined with cron for scheduling and SSH for remote transfers, rsync provides a robust, scriptable backup solution. This guide automates backups on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 […]

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How to Secure MySQL 9 on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Back Up and Restore MySQL Databases on Ubuntu 26.04

Regular database backups are essential for disaster recovery. MySQL provides several tools — mysqldump for logical backups, mysqlpump for parallel dumps, and MySQL Shell’s dumpInstance for modern cloud-friendly backups. This guide covers backing up and restoring MySQL databases on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS with MySQL […]

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How to Set Up Software RAID with mdadm on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Automate Backups with rsync and cron on Ubuntu 24.04

rsync is a fast, versatile file synchronisation tool that efficiently copies only changed files. Combined with cron, it provides automated, incremental backups. This guide sets up automated local and remote backups on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server SSH access to a remote backup server (optional) […]

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How to Secure MySQL 8.0 on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Back Up and Restore MySQL Databases on Ubuntu 24.04

Regular database backups are essential. This guide covers multiple methods for backing up and restoring MySQL 8.0 databases on Ubuntu 24.04 LTS — from simple mysqldump exports to automated cron jobs. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server with MySQL 8.0 installed A user with sudo privileges Step 1 – […]

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microsoft 365 backup what your business must back up a glossy shield hovering above floating cloud cubes

Microsoft 365 Backup: Essential Guide to Avoid Data Loss

Microsoft protects the platform, not your content. This guide draws the line precisely: what the shared responsibility model actually covers, why deleted-item windows, recycle bins, version history and retention policies are not a backup, and which workloads your business must protect itself — Exchange Online, OneDrive, SharePoint, Teams, Entra ID and the long tail of Planner and Power Platform. It also covers how to evaluate a Microsoft 365 backup solution, the recovery objectives to set, what it should cost, the compliance position on legal hold and erasure requests, and a 30-day plan to close the gap.

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