Workstation

Technical Notes

Commands to check the status of workstations

First things to do is to check the status of load average.

 -bash-4.2$ uptime

 09:47:08 up 24 days, 16:07,  1 user,  load average: 0.11, 0.05, 0.06

Next, check the status of each CPU core.

 -bash-4.2$ top -b -n 1 | head

top - 03:11:40 up 28 days, 11:32,  1 user,  load average: 19.08, 19.15, 19.13

Tasks: 217 total,   1 running, 215 sleeping,   0 stopped,   1 zombie

Cpu0  :  5.5%us,  2.9%sy,  0.0%ni, 91.0%id,  0.1%wa,  0.0%hi,  0.5%si,  0.0%st

Cpu1  :  1.5%us,  1.2%sy,  0.0%ni, 97.3%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st

Cpu2  :  1.1%us,  0.9%sy,  0.0%ni, 98.0%id,  0.0%wa,  0.0%hi,  0.0%si,  0.0%st

...

Swap: 4194304k total,    0k used, 4194304k free, 4194302k cached

Then, to check the each PID process, type

 -bash-4.2$ top -n 1 -b | egrep "PID|updatedb"

  PID USER  PR  NI  VIRT  RES  SHR S %CPU %MEM TIME+  COMMAND

 1535 root  39  19  3868  796  524 D  0.0  0.0   0:00.03 /usr/bin/updatedb -f ...

 7138 root  39  19  3868  788  524 D  0.0  0.0   0:00.02 /usr/bin/updatedb -f ...