Water. Ware description • Data management, Objects • Monitoring, time series • • • Hydro-meteorological data, forecasts Rainfall-runoff: RRM, floods Irrigation water demand Water budget modelling Water quality: STREAM, SPILL Multi-criteria optimization, DSS • User support, system maintenance 1
System administration, utilities: Access control, user management • • • Embedded user data base, group assignment Several layers of access by user groups, User name and password authentication User/access log, statistics Access control (blocking/granting) by – – IP address Referrer IP Domain Country with a continuous aces log (independent of the web server access log) 2
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System administration, utilities: Continuous self monitoring – Watchdog (independent process) – system status board – Multiple logs, error log, statistics – Numerous continuous checks on: • • Scheduled activities Data base integrity Server load Network access/performance Disk free/access Server-to-server communication Data compilation (upload) status Model performance/forecast status 6
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System administration, utilities: Example system alert mail: server load above threshold 12
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System administration, utilities: Logs, alerts, alarms (mail, SMS) – Error conditions generate messages in addition to being logged – Alerts by e. Mail (user defined levels, messages, recipient list) – Optional SMS communication for alarms 14
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System administration, utilities: Continuous self-check: data base table integrity, automated repairs, error log and mail to system operator group 21
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System administration, utilities: System configuration: – – Project specific settings, defaults Change tracking Class specific configurations OBJECTS editors 24
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System administration, utilities: Embedded QA/QC (data import, editing) – Quality check for data imports (monitoring) – “checker” functions for complex editing (scenarios) – Optional RULES extending interactive editor, help to keep data complete, consistent, plausible – Interactive editor (symbolic defaults, constrained ranges, question and help text – Analysis of OBJECT data coverage, outliers, ranges, coincidence/correlation 32
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System administration, utilities: • Data base integrity (continuous) • Continuous self check • Automatic repairs, restart • Automatic backup (daily) • • Automatic daily incremental backup incl. data base dumps (user defined file/directory list) User defined zero-level backups for removable media, e. g. , complete monthly data base dumps, automatic (configured, scheduled) • Optional RAID configuration • Optional remote maintenance • Optional remote mirror installation, disaster recovery 37
System administration, utilities: User support examples: –Help desk, problem reporting –Hypertext manuals –Mobile clients –Discussion board –Technical “library” –e. Learning 38
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System administration, utilities: Mobile Clients: Standard Internet mobile access with mobile devices (standard web browser including Smart. Phones, reduced resolution, simplifed layout 43
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