When to Upgrade
- CPU consistently above 80%
- Less than 20% RAM free
- Slow disk I/O
- Traffic causing downtime
How to Upgrade
Downtime
VPS upgrades are performed with minimal downtime - typically under 5 minutes.
Verify New Resources After Upgrade
Check CPU: nproc Check RAM: free -h Check disk: df -h
Expand Filesystem After Disk Upgrade
lsblk resize2fs /dev/vda1