Unix/Linux Command Reference

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Unix/Linux Command ReferenceFile -alFormatted listing with hidden -ltSorting the Formatted listing by time dirChange directory to to home current working dirCreating a directory >filePlaces the standard input into the fileOutput the contents of the fileOutput the first 10 lines of the fileOutput the last 10 lines of the -f fileOutput the contents of file as it grows,starting with the last 10 fileCreate or update fileDeleting the -r dirDeleting the -f fileForce to remove the -rf dirForce to remove the directory file1 file2Copy the contents of file1 to -r dir1 dir2Copy dir1 to dir2;create dir2 if not file1 file2Rename or move file1 to file2,if file2 is an existing -s file linkCreate symbolic link link to fileProcess display the currently working all running processUnix/ linux Command Reference pidKill the process with given procKill all the process named patternWill kill all processes matching the stopped or background jobs,resume a

7. uname -a Show kernel information 8. cat /proc/cpuinfo Cpu information 9. cat proc/meminfo Memory information 10. man command Show the manual for command 11. df Show the disk usage 12. du Show directory space usage 13. free Show memory and swap usage 14. …

  Linux, Kernel