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Using the System Statistics UI, a user can select statistics for hosts, pico instances, and workflows for periods dating back two months. Available metrics: 

Host 

Pico Instance 

Workflow 

  • CPU User Time (%) 
  • Context Switch (/s) 
  • Swapped To Disk (blocks/s) 
  • Swapped In From Disk (blocks/s) 
  • Processes Waiting For Run (#) 
  • Processes In Sleep (#) 
  • Used Memory (bytes) 
  • Maximum Memory (bytes) 
  • Process CPU Time (%) 
  • Open File Descriptors 
  • Garbage Collection Count (#) 
  • Garbage Collection Time (ms) 
  • Thread Count (#) 
  • Throughput (/s) 
  • Queue Throughput (/s) 
  • Simultaneous (#) 
  • Queue Size (%) 

Example of Dashboard view in the Desktop: 

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Grafana can be used to create customized dashboards. Usage Engine includes a set of example dashboards to display System Statistics in a similar fashion to the Desktop view. Please refer to section 7.2 for more monitoring options using Grafana.