Information Management¶
Under Administration > Information you find system information, logs, change history, version information, and license details.
Usage¶
The usage overview shows aggregated system data:
| Area | Description |
|---|---|
| Users | Total number of active users in the system. |
| Inventories | Total number of managed devices and measurement instruments. |
| Calibrations | Total number of performed calibrations. |
| Customers | Total number of registered customers. |
| Application storage | Free and used storage for application data. |
| Document storage | Free and used storage for DMS files. |
| Database storage | Free and used storage of the database. |
In the lower section, a customer list with the number of assigned inventories is displayed.
Log¶
The log view shows system and user actions:
| Field | Description |
|---|---|
| Category | Type of entry (e.g. Login, Exception, DB-Command). |
| ID | Unique log identification number. |
| Level | Severity level (info, warning, error). |
| Log Time | Timestamp of the event. |
| Message | Detailed description including stack traces for errors. |
| Actions | View details, export log, delete entry. |
Tip
Filter by level "error" and category "Exception" to quickly identify system-critical problems.
Change Overview¶
The change overview shows the current software version and provides access to updates:
| Area | Description |
|---|---|
| Current Version | Display of the version number including Git commit hash. |
| Check for Updates | Checks for available updates. |
| Deploy | Rolls out a provided update. |
| Changes Log | Automatically generated change log (CHANGELOG.md). |
| Download | Export of the changelog file. |
Warning
A manual update via "Deploy" should only be performed by authorized administrators with knowledge of the system architecture.
About¶
The About tab shows technical and licensing information about calServer:
- Owner information and imprint data
- Feature overview of the software
- Minimum technical requirements (64-bit, 2 GB RAM, 2 Cores, Docker)
- Base technologies used (Yii Framework, AdminLTE, Bootstrap)
- Note on open-source components used
Licenses¶
The license overview lists all third-party and open-source libraries used in the system with version numbers:
- Yii extensions (elFinder, RestfullYii)
- PDF and mail libraries (mPDF, TCPDF, yii-mailer)
- JavaScript components (jQuery.filer, CKEditor 4, typeahead)
- Data visualization (EDataTables)
- Admin and UI components (Booster, Adminer)
Info
This overview serves transparency towards compliance requirements (ISO 27001, TISAX, GDPR) and as a basis for security and feature updates.