{{anchor href="top"}}
Hits : **{{hits}}**
== Linux Useful Commands ==
{{ToC from="h2" to="h3"}}
=== Generic ===
#|
|| **Command** | **Example** | **Description** ||
|| man -f | man -f vim | What is ? ||
|| man -k | man -k editor | search the manual page names and descriptions ||
|| apropos | apropos editor | search the manual page names and descriptions ||
|| uname | uname -a | print system information ||
|| du | du -cxk | estimate file space usage ||
|| discover | discover -d | hardware detection utility ||
|| lspci | lspci -vvv| list all PCI devices ||
|| tune2fs | tune2fs -l /dev/sda1 | adjust tunable filesystem parameters on ext2/ext3 filesystems ||
|| debugfs | debugfs -w /dev/sda1 -R 'features ext_attr' | ext2/ext3 file system debugger ||
|| e2fsck | e2fsck -y -f /dev/sda1 | check a Linux ext2/ext3 file system ||
|| badblocks | badblocks -v /dev/sda1 | search a device for bad blocks ||
|| dumpe2fs | dumpe2fs /dev/sda1 | dump ext2/ext3 filesystem information ||
|| e2image | e2image -r /dev/sda1 sda1_file_info | Save critical ext2/ext3 filesystem metadata to a file ||
|| hostid | hostid | print the numeric identifier for the current host ||
|| ethtool | ethtool -i eth0 | Display or change ethernet card settings ||
|| mii-tool | mii-tool -v eth0 | view, manipulate media-independent interface status ||
|| mii-diag |mii-diag -v eth0 | Network adapter control and monitoring ||
|| pkill | pkill firefox | look up or signal processes based on name and other attributes ||
|| pgrep | [pgrep firefox | look up or signal processes based on name and other attributes ||
|| pidof | pidof firefox-bin | find the process ID of a running program ||
|| pgrep | pgrep squid | find ALL the process ID of a running program ||
|| sysctl | sysctl -a | configure kernel parameters at runtime ||
|| ipcs | ipcs -s | provide information on ipc facilities ||
|| ipcrm | ipcrm -s 11111 | remove a message queue, semaphore set or shared memory id ||
|| pmap | pmap -x 6981 | pmap - report memory map of a process ||
|| tload | tload -d 1 | tload - graphic representation of system load average ||
|| slabtop | slabtop | display kernel slab cache information in real time ||
|| dmidecode | dmidecode | DMI table decoder ||
|| arp | arp -v | manipulate the system ARP cach ||
|| findsmb | findsmb | list info about machines that respond to SMB name queries on a subnet ||
|#
((#top))
-----------