What this is
A snapshot is a point-in-time image of your VPS disk (and sometimes configuration) created from your hosting provider control panel.
What it is for
- Fast rollback before risky updates
- Recover after mistakes or failed upgrades
- Create a safety net before disk/partition operations
Prerequisites
- Access to your VPS provider control panel
- Enough snapshot storage/quota
When you should create a snapshot (recommended)
- Before major OS updates or kernel upgrades
- Before changing SSH/firewall rules
- Before resizing disks/partitions
- Before installing critical software (database, docker, etc.)
How to do it (generic steps)
- Log in to your provider panel
- Find your VPS and look for Snapshots/Backups
- Create snapshot and name it clearly (example: before-nginx-upgrade-2026-02-08)
- Wait until it completes
Warnings & notes
- Snapshots are not always the same as backups. Some providers store them in the same region only.
- Restoring a snapshot can overwrite current disk data. Plan downtime.
- Do not rely only on snapshots. Keep file/database backups too.
Final verification
After creating the snapshot, write down:
- Snapshot name and date
- What change you were about to do
Conclusion
Snapshots are your fastest rollback option. Use them before risky changes, but still maintain regular backups.