ROS parameters#

CPU Monitor#

cpu_monitor:

Name	Type	Unit	Default	Notes
temp_warn	float	DegC	90.0	Generates warning when CPU temperature reaches a specified value or higher.
temp_error	float	DegC	95.0	Generates error when CPU temperature reaches a specified value or higher.
usage_warn	float	%(1e-2)	0.90	Generates warning when CPU usage reaches a specified value or higher and last for usage_warn_count counts.
usage_error	float	%(1e-2)	1.00	Generates error when CPU usage reaches a specified value or higher and last for usage_error_count counts.
usage_warn_count	int	n/a	2	Generates warning when CPU usage reaches usage_warn value or higher and last for a specified counts.
usage_error_count	int	n/a	2	Generates error when CPU usage reaches usage_error value or higher and last for a specified counts.
load1_warn	float	%(1e-2)	0.90	Generates warning when load average 1min reaches a specified value or higher.
load5_warn	float	%(1e-2)	0.80	Generates warning when load average 5min reaches a specified value or higher.
msr_reader_port	int	n/a	7634	Port number to connect to msr_reader.

hdd_monitor:

disks:

Name	Type	Unit	Default	Notes
name	string	n/a	none	The disk name to monitor temperature. (e.g. /dev/sda)
temp_attribute_id	int	n/a	0xC2	S.M.A.R.T attribute ID of temperature.
temp_warn	float	DegC	55.0	Generates warning when HDD temperature reaches a specified value or higher.
temp_error	float	DegC	70.0	Generates error when HDD temperature reaches a specified value or higher.
power_on_hours_attribute_id	int	n/a	0x09	S.M.A.R.T attribute ID of power-on hours.
power_on_hours_warn	int	Hour	3000000	Generates warning when HDD power-on hours reaches a specified value or higher.
total_data_written_attribute_id	int	n/a	0xF1	S.M.A.R.T attribute ID of total data written.
total_data_written_warn	int	depends on device	4915200	Generates warning when HDD total data written reaches a specified value or higher.
total_data_written_safety_factor	int	%(1e-2)	0.05	Safety factor of HDD total data written.
recovered_error_attribute_id	int	n/a	0xC3	S.M.A.R.T attribute ID of recovered error.
recovered_error_warn	int	n/a	1	Generates warning when HDD recovered error reaches a specified value or higher.
read_data_rate_warn	float	MB/s	360.0	Generates warning when HDD read data rate reaches a specified value or higher.
write_data_rate_warn	float	MB/s	103.5	Generates warning when HDD write data rate reaches a specified value or higher.
read_iops_warn	float	IOPS	63360.0	Generates warning when HDD read IOPS reaches a specified value or higher.
write_iops_warn	float	IOPS	24120.0	Generates warning when HDD write IOPS reaches a specified value or higher.

hdd_monitor:

Name	Type	Unit	Default	Notes
hdd_reader_port	int	n/a	7635	Port number to connect to hdd_reader.
usage_warn	float	%(1e-2)	0.95	Generates warning when disk usage reaches a specified value or higher.
usage_error	float	%(1e-2)	0.99	Generates error when disk usage reaches a specified value or higher.

mem_monitor:

Name	Type	Unit	Default	Notes
usage_warn	float	%(1e-2)	0.95	Generates warning when physical memory usage reaches a specified value or higher.
usage_error	float	%(1e-2)	0.99	Generates error when physical memory usage reaches a specified value or higher.

net_monitor:

Name	Type	Unit	Default	Notes
devices	list[string]	n/a	none	The name of network interface to monitor. (e.g. eth0, * for all network interfaces)
monitor_program	string	n/a	greengrass	program name to be monitored by nethogs name.
crc_error_check_duration	int	sec	1	CRC error check duration.
crc_error_count_threshold	int	n/a	1	Generates warning when count of CRC errors during CRC error check duration reaches a specified value or higher.
reassembles_failed_check_duration	int	sec	1	IP packet reassembles failed check duration.
reassembles_failed_check_count	int	n/a	1	Generates warning when count of IP packet reassembles failed during IP packet reassembles failed check duration reaches a specified value or higher.

ntp_monitor:

Name	Type	Unit	Default	Notes
server	string	n/a	ntp.ubuntu.com	The name of NTP server to synchronize date and time. (e.g. ntp.nict.jp for Japan)
offset_warn	float	sec	0.1	Generates warning when NTP offset reaches a specified value or higher. (default is 100ms)
offset_error	float	sec	5.0	Generates warning when NTP offset reaches a specified value or higher. (default is 5sec)

process_monitor:

Name	Type	Unit	Default	Notes
num_of_procs	int	n/a	5	The number of processes to generate High-load Proc[0-9] and High-mem Proc[0-9].

gpu_monitor:

Name	Type	Unit	Default	Notes
temp_warn	float	DegC	90.0	Generates warning when GPU temperature reaches a specified value or higher.
temp_error	float	DegC	95.0	Generates error when GPU temperature reaches a specified value or higher.
gpu_usage_warn	float	%(1e-2)	0.90	Generates warning when GPU usage reaches a specified value or higher.
gpu_usage_error	float	%(1e-2)	1.00	Generates error when GPU usage reaches a specified value or higher.
memory_usage_warn	float	%(1e-2)	0.90	Generates warning when GPU memory usage reaches a specified value or higher.
memory_usage_error	float	%(1e-2)	1.00	Generates error when GPU memory usage reaches a specified value or higher.

voltage_monitor:

Name	Type	Unit	Default	Notes
cmos_battery_warn	float	volt	2.9	Generates warning when voltage of CMOS Battery is lower.
cmos_battery_error	float	volt	2.7	Generates error when voltage of CMOS Battery is lower.
cmos_battery_label	string	n/a	""	voltage string in sensors command outputs. if empty no voltage will be checked.