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# Base Plugin
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2021-06-14 10:34:30 +00:00
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The base plugin uses the [oshi](https://github.com/oshi/oshi) library to get it's metrics.
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2021-05-28 13:52:33 +00:00
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## Processor Extension
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Reports the following metrics seen:
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- **system** -CPU time spend on system processes.
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- **user** - CPU time spend on user processes.
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- **nice** - CPU time spend on user processes running at lower priority.
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- **iowait** - CPU time spend waiting (for i/o).
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- **steal** - CPU time stolen by hypervisor and given to other virtual systems.
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- **irq** - CPU time spend by kernel on interrupt requests.
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- **softirq** - CPU time spend by kernel on soft interrupt requests.
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- **idle** - CPU time spend idling (doing nothing).
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- **busy** - CPU time spend working.
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## Memory Extension
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2021-06-14 10:34:30 +00:00
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Reports the following metrics (in bytes):
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- **available** - Estimation of how much memory is available for starting new applications, without swapping.
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- **total** - The total amount of (installed) memory.
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- **usage** - Percentage of memory used out of the total amount of memory.
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- **paged** - ...
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- **virtual** - ...
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2021-05-28 13:52:33 +00:00
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## Disk Extension
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Metrics reported are:
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- **reads** - The total number of bytes read.
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- **writes** - The total number of bytes written.
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- **iotime** - Time spent on IO in milliseconds.
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- **queue** - Lenght of IO queue.
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