User`s manual

IA260/IA261/IA262/EM-2260 Linux User’s Manual System Commands
A-2
Process
1. kill kill process
2. ps display now running process
Other
1. dmesg dump kernel log message
2. stty to set serial port
3. mknod make device node
4. free display system memory usage
5. date print or set the system date and time
6. env run a program in a modified environment
7. clear clear the terminal screen
8. reboot reboot / power off/on the server
9. halt halt the server
10. du estimate file space usage
11. gzip, gunzip compress or expand files
12. hostname show system’s host name
Moxa special utilities
1. kversion show kernel version
2. upramdisk mount ramdisk
3. downramdisk unmount ramdisk
4. setinterface configure serial port mode as RS-232, RS-422, or RS-485
5. upgradehfm firmware upgrade utility
6. reportip UC Finder host program
7. setdef reset to default script