Monitoring and Diagnostics Guide

System Health Monitoring

Status Indicators

LED Indicators:

• Power (Green): Solid when powered correctly
• Network (Amber): Flashing during network activity
• Status (Blue):
  • Solid: All systems nominal
  • Flashing: System errors or warnings
  • Off: System fault

Real-Time Health Checks

System Performance:

• CPU utilization per task
• Memory usage and availability
• Network throughput and errors
• Temperature and thermal status

Data Quality Indicators:

• Sample rate consistency
• Data buffer status
• Network packet loss
• Timestamp accuracy

Hardware Status:

• Power supply voltage levels
• Internal temperature readings
• Network link status
• ADC performance metrics

System Diagnostics Access

Access diagnostics via TCP data streams and system monitoring port (1535)

Memory Usage Monitoring

Heap Utilization:

• Current usage percentage
• Peak usage tracking
• Available memory
• Memory fragmentation

Stack Usage:

• Per-task stack consumption
• Stack overflow detection
• High water mark tracking
• Task performance correlation

Buffer Management:

• Data buffer utilization
• Buffer overflow detection
• Queue depths
• Data loss indicators

Task Performance Monitoring

Real-Time Metrics:

• CPU utilization per task
• Task execution times
• Interrupt service routine performance
• Real-time constraint violations

Watchdog Status:

• Watchdog timer status
• Task responsiveness
• System hang detection
• Recovery mechanisms

Scheduling Statistics:

• Task scheduling latency
• Priority inversion detection
• Resource contention
• Load balancing effectiveness

Network Statistics

Connection Health:

• Active connections count
• Connection establishment rate
• Connection timeout events
• Data transmission rates

Packet Statistics:

• Packets transmitted/received
• Packet loss rates
• Error rates by type
• Retransmission statistics

Bandwidth Utilization:

• Current throughput
• Peak bandwidth usage
• Available bandwidth
• Network congestion indicators

Performance Optimization

Data Streaming Optimization

Waveform Data (Port 1534):

• Monitor for packet loss
• Optimize TCP buffer sizes
• Check network bandwidth utilization
• Verify client processing capacity

Power Monitoring (Port 1535):

• Check update rate consistency
• Monitor data accuracy
• Verify calculation performance
• Track processing latency

Network Performance Tuning

TCP Settings:

• Window size optimization
• Nagle algorithm configuration
• Keep-alive settings
• Timeout adjustments

Buffer Management:

• Increase buffer sizes for high-load applications
• Implement flow control
• Monitor queue depths
• Optimize memory allocation

System Performance Monitoring

CPU Load Management:

• Monitor task CPU usage
• Identify performance bottlenecks
• Optimize task priorities
• Load balance processing

Memory Optimization:

• Monitor memory fragmentation
• Optimize buffer allocation
• Implement memory pooling
• Track memory leaks

Error Logging and Analysis

System Error Categories

Hardware Errors:

• ADC conversion errors
• Power supply anomalies
• Temperature threshold violations
• Network interface errors

Software Errors:

• Task execution failures
• Memory allocation failures
• Protocol violations
• Configuration errors

Network Errors:

• Connection timeouts
• Data transmission errors
• Protocol synchronization issues
• Bandwidth limitations

Error Log Analysis

Log File Structure:

• Timestamp (UTC)
• Error severity level
• Error category
• Detailed error description
• System state information

Common Error Patterns:

• Intermittent network issues
• Memory usage trends
• Temperature cycling effects
• Power quality correlation

Diagnostic Data Collection

System Snapshots:

• Complete system state capture
• Configuration backup
• Performance metrics
• Error history

Event Logging:

• Configuration changes
• Network events
• Measurement anomalies
• User interactions

Preventive Maintenance Monitoring

Health Trending

Long-Term Monitoring:

• Performance degradation trends
• Error rate increases
• Resource utilization growth
• Environmental impact tracking

Predictive Indicators:

• Memory usage growth patterns
• Network performance decline
• Temperature trend analysis
• Hardware aging indicators

Automated Health Checks

Scheduled Diagnostics:

• Daily system health reports
• Weekly performance summaries
• Monthly trend analysis
• Quarterly maintenance recommendations

Alert Thresholds:

• Memory usage warnings
• Temperature alarm levels
• Network performance degradation
• Error rate increases

Remote Monitoring Capabilities

Cloud Integration

EQ Platform Monitoring:

• Centralized device monitoring
• Fleet-wide analytics
• Predictive maintenance
• Remote diagnostics

Third-Party Integration:

• SCADA system connectivity
• Building management systems
• Enterprise monitoring platforms
• Custom monitoring solutions

VPN and Remote Access

Secure Remote Monitoring:

• WireGuard VPN access
• Encrypted data transmission
• Remote diagnostic capabilities
• Secure configuration updates

Mobile Monitoring:

• Mobile device access
• Push notifications
• GPS location tracking
• Field technician tools

Data Quality Monitoring

Measurement Validation

Accuracy Verification:

• Compare readings to known references
• Monitor measurement consistency
• Track calibration drift
• Verify phase relationships

Data Integrity Checks:

• Check data completeness
• Verify timestamp accuracy
• Monitor sample rate stability
• Detect data corruption

Signal Quality Assessment

Input Signal Monitoring:

• Signal-to-noise ratio
• Input range utilization
• Clipping detection
• Harmonic content analysis

Environmental Impact:

• Temperature effect monitoring
• EMI/RFI interference detection
• Vibration impact assessment
• Humidity correlation analysis

Alarm and Notification System

Configurable Alarms

System Alarms:

• High temperature warnings
• Memory usage thresholds
• Network connectivity loss
• Power supply anomalies

Measurement Alarms:

• Voltage/current out of range
• Frequency deviations
• Power quality events
• Harmonic distortion limits

Notification Methods

Local Notifications:

• LED status indicators
• Web interface alerts
• Audible alarms (if configured)
• Display messages

Remote Notifications:

• Email alerts
• SNMP traps
• Syslog messages
• Mobile push notifications

Troubleshooting Common Issues

Performance Degradation

Symptoms:

• Slow web interface response
• Delayed data updates
• Network timeouts
• Missing data packets

Diagnostic Steps:

1. Check system resource utilization
2. Monitor network performance
3. Review error logs
4. Verify configuration settings

Data Quality Issues

Symptoms:

• Inconsistent measurements
• Noisy signals
• Missing data points
• Timestamp errors

Diagnostic Steps:

1. Verify measurement connections
2. Check environmental conditions
3. Monitor signal quality
4. Compare with reference measurements

Network Connectivity Problems

Symptoms:

• Cannot connect to device
• Intermittent data loss
• Slow data transmission
• Connection timeouts

Diagnostic Steps:

1. Test basic network connectivity
2. Check fiber optic connections
3. Monitor network statistics
4. Verify network configuration

Maintenance Monitoring

Routine Health Checks

Daily Monitoring:

• System status verification
• Error log review
• Performance metrics check
• Data quality assessment

Weekly Analysis:

• Trend analysis
• Performance comparisons
• Error pattern identification
• Resource usage review

Monthly Reports:

• Comprehensive system health
• Performance trending
• Maintenance recommendations
• Optimization opportunities

Firmware and Software Updates

Update Monitoring:

• Check for firmware updates
• Monitor update success
• Verify post-update functionality
• Document changes and improvements

Rollback Procedures:

• Backup current configuration
• Test new firmware
• Plan rollback strategy
• Monitor post-update performance

For advanced monitoring and diagnostic features, see the Developer Documentation.

For technical support with monitoring issues, contact [email protected]