Hi Daniel,
On Junos box operational mode I am unsure if we have an option like that but you may have a hack via shell.
root@jtac% cli show chassis routing-engine > /var/tmp/test.txt
root@jtac% grep -C 5 "User" /var/tmp/test.txt
Temperature 40 degrees C / 104 degrees F
CPU temperature 37 degrees C / 98 degrees F
DRAM 3313 MB (16384 MB installed)
Memory utilization 16 percent
5 sec CPU utilization:
User 0 percent
Background 0 percent
Kernel 2 percent
Interrupt 0 percent
Idle 98 percent
Model RE-S-1800x4
root@jtac% grep -A 5 "User" /var/tmp/test.txt
User 0 percent
Background 0 percent
Kernel 2 percent
Interrupt 0 percent
Idle 98 percent
Model RE-S-1800x4
root@jtac-srx5400-r2005% grep -B 5 "User" /var/tmp/test.txt
Temperature 40 degrees C / 104 degrees F
CPU temperature 37 degrees C / 98 degrees F
DRAM 3313 MB (16384 MB installed)
Memory utilization 16 percent
5 sec CPU utilization:
User 0 percent
root@jtac%
Regards,
Rahul