ros_statistics_msgs¶

Message types¶

• ros_statistics_msgs/HostStatistics
• ros_statistics_msgs/NodeStatistics

ros_statistics_msgs/HostStatistics¶

Field:	hostname (string) – ipaddress (string) – window_start (time) – window_stop (time) – samples (uint16) – cpu_load_mean[] (float32) – cpu_load_std[] (float32) – cpu_load_max[] (float32) – phymem_used_mean (float64) – phymem_used_std (float64) – phymem_used_max (float64) – phymem_avail_mean (float64) – phymem_avail_std (float64) – phymem_avail_max (float64) –

string hostname
string ipaddress

time window_start
time window_stop

uint16 samples

# Load per CPU
float32[] cpu_load_mean
float32[] cpu_load_std
float32[] cpu_load_max

# mem_avialable
float64 phymem_used_mean
float64 phymem_used_std
float64 phymem_used_max
float64 phymem_avail_mean
float64 phymem_avail_std
float64 phymem_avail_max

ros_statistics_msgs/NodeStatistics¶

Field:	node (string) – host (string) – uri (string) – pid (string) – window_start (time) – window_stop (time) – samples (uint16) – threads (uint16) – cpu_load_mean (float32) – cpu_load_std (float32) – cpu_load_max (float32) – virt_mem_mean (float64) – virt_mem_std (float32) – virt_mem_max (float64) – real_mem_mean (float64) – real_mem_std (float32) – real_mem_max (float64) –

string node
string host
string uri
string pid

# Statistics apply to this time window
time window_start
time window_stop

uint16 samples

uint16 threads

# Process CPU usage, as percentage of total local use
float32 cpu_load_mean
float32 cpu_load_std
float32 cpu_load_max

# Virtual Memory use
float64 virt_mem_mean
float32 virt_mem_std
float64 virt_mem_max

# Real Memory Use
float64 real_mem_mean
float32 real_mem_std
float64 real_mem_max