41. Display Default System Kernel
To check the default system kernel:
lsattr -El sys0 -a realmem
42. Change System Hostname
To change the system hostname:
chdev -l inet0 -a hostname=new_hostname
Note: Replace `new_hostname` with the desired hostname.
43. List All Available Printers
To list all available printers:
lsdev -Cc printer
44. Display Disk I/O Statistics
To display statistics related to disk I/O:
iostat
45. Show Network Statistics
To monitor network statistics:
netstat -i
46. Monitor CPU Performance
To observe the CPU performance:
vmstat
47. Display User Limits
To view the limits assigned to a user:
ulimit -a
48. Modify User Limits
To change the file size limit for a user:
ulimit -f [value]
Note: Replace `[value]` with the desired file size limit.
49. Check Swap Space Usage
To inspect the usage of swap space:
lsps -s
50. Add a User to a Group
To add a user to a specific group:
chuser groups=group_name user_name
Note: Replace `group_name` with the group’s name and `user_name` with the username.