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| 7 Most Frequently Used Command Combinations |
1) If the cpu consumption is high and we use top to find the process(for example,id 1234) consumes high cpu , to terminate that process [root@localhost ~]#top [root@localhost ~]#kill 1234 2)To search particular text within a directory use grep -r [root@localhost ~]#grep -r 'search_text' /directory/path 3)Just know whether the remote is accessible or not. [root@localhost ~]#ping 10.232.13.99 To know ipaddress use , [root@localhost ~]#ifconfig 4)To search for particular file use find [root@localhost ~]#find /target/directory -name filename.txt 5)To copy files between two machines: [root@localhost ~]#scp -r [email protected]:/root/Deskrop/dir1 . It copies whole directory dir1 from machine 10.232.13.99 to current system. '.' tells to copy the content to current working directory. 6)To login to remote machine: [root@localhost ~]#ssh [email protected] 7)To check status of some process.(example mysql) : use ps with grep [root@localhost ~]#ps aux | grep mysql |
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