sensor data

The basic format of the event MONROE.META.NODE.SENSOR follows the following syntax:

  ''MONROE.META.NODE.SENSOR.sensor_name <JSON>''

With the JSON dictionary containing these fields:

• Timestamp
• SequenceNumber
• DataId
• DataVersion
• all of a sensor's fields in the table below

Implemented sensors

Sensor	Field	Description
experiments	running	Comma separated list of experiment GUIDs (currently only docker URL)
temp	cpu	CPU Temperature (C)
restservices	modems	Modem info service (HTTP Status code)
dlb	Load balancer info service (HTTP status code)
usbmonitor	USB hub info service (HTTP status code)
session	id	Session number (Boot counter)
start	Start time (Unix timestamp)
current	Uptime (seconds since start of the session)
total	Uptime (Cumulative uptime of the node over all sessions)
percent	Uptime (Percent of uptime vs total lifetime of the node)
cpu	system	CPU time spent by the kernel in system activities
steal	The time that a virtual CPU had runnable tasks, but the virtual CPU itself was not running
guest	The time spent running a virtual CPU for guest operating systems under the control of the Linux kernel.
iowait	CPU time spent waiting for I/O operations to finish when there is nothing else to do.
irq	CPU time spent handling interrupts
nice	CPU time spent by nice(1)d programs
idle	Idle CPU time
user	CPU time spent by normal programs and daemons
softirq	CPU time spent handling "batched" interrupts
memory	apps	Memory used by user-space applications.
free	Unused memory
swap	Swap space used
battery	usb0	Charging level of a ZTE mifi on usb0 (0-100, -1 for inactive)
usb0charging	Charging status of a ZTE mifi on usb0 (0 or 1)
usb1	Charging level of a ZTE mifi on usb0 (0-100, -1 for inactive)
usb1charging	Charging status of a ZTE mifi on usb0 (0 or 1)
usb2	Charging level of a ZTE mifi on usb0 (0-100, -1 for inactive)
usb2charging	Charging status of a ZTE mifi on usb0 (0 or 1)