Version Verification and Planning

Current Version Check

Verify your current Energylogserver version before planning any upgrade:

curl -u $USER:$PASSWORD -X GET http://localhost:9200/_logserver/license

System Health Pre-Check

curl -u $USER:$PASSWORD "http://localhost:9200/_cluster/health?pretty"

systemctl status logserver logserver-gui logserver-probe alert license-service --no-pager

df -h | grep -E "(logserver|logserver-gui|logserver-probe)"

free -h

Upgrade Planning

System Requirements

Component

Minimum

Recommended

Enterprise

CPU

4 cores

8 cores

16+ cores

Memory

32 GB

64 GB

128+ GB

Storage

500 GB

1 TB SSD

2+ TB NVMe

Network

1 Gbps

10 Gbps

25+ Gbps

Compatibility Matrix

The Compatibility Matrix defines supported upgrade paths from previous Energylogserver versions. It indicates whether upgrades can be performed directly, require intermediate steps, or need complete system reinstallation. Check your current version before planning an upgrade.

From Version

Direct Upgrade

Notes

7.7.x

Supported

Standard path

7.6.x

Supported

Archive location changes

7.5.x

Supported

User authentication updates

7.4.x

Complex

Network-Probe migration required

7.3.x

Multi-step

Requires 7.4.x intermediate

7.2.x and below

Unsupported

Complete reinstallation needed

Upgrade Downtime

Single Node Deployment:

  • Downtime: 1 hour

  • Process: Complete system upgrade with full backup

Multi-Node Cluster:

  • Downtime: 15-30 minutes (rolling upgrade)

  • Process: Node-by-node upgrade with service continuity