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Line 164: − − − − − − COMMAND NAME DESCRIPTION − df -h shows disk usage in human readable form − man <commandname> shows more info about a command − uname -a kernel release version − /usr/sbin/smbd -V samba version − /usr/sbin/httpd -v apache version − mysql -v mysql version − php -v php version − mv moves or renames a file − cp copies or backsup a file − rm removes or deletes a file − ps -aux|grep <process> outputs processes running <process> − ps -AH report process status − top shows processes − top -i shows only active processes − htop shows processes (more versatile than top) − iptraf shows network info − mc -d show midnight commander (cli file browser) to navigate through system easily − cat /proc/mdstat shows software raid − host -t mx aol.com shows the mx records for aol.com − net groupmap list shows samba mappings to nt groups − telinit 1 changes to single user mode − ifconfig shows detailed info on ethernet ports − grep -r "casesensitivesearch" * finds all documents containing the criteria in a dir − tail -f /var/log/<LOGFILE> realtime viewing of your log file − hdparm -Tt /dev/mdx (where x is 0,1,2,etc) shows software raid performance − mdadm --detail /dev/mdx (where x is 0,1,2,etc) gives raid info − tar -czvf foo.tar.gz foo creates a tar/zip file of a directory − tar -xvzf foo.tar.gz untar/unzip a tar/zip file − scp -P <ssh_portnumber> foo.tar.gz <user>@<other_server_ipaddress>:/opt transfers file to another server in /opt directory − rsync --progress -te "ssh -p <ssh_portnumber>" foo <other_server_ipaddress>:/opt transfers file to another server − sed -i s/foo/fee/g <FILENAMEORPATHTODIR> replaces foo with fee
→Generic Linux
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Estimate file space usage - drill down into directories
Estimate file space usage - drill down into directories