Difference between revisions of "LinuxCommands"
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= System Information = | = System Information = | ||
| − | #'''arch''': Show the machine arch. | + | #'''arch''': Show the machine arch. |
#'''uname -m''': Show machine arch. | #'''uname -m''': Show machine arch. | ||
| − | + | <pre style="line-height: 11px; font-size: 11px;"><tt>[jdoe@localhost ~]$ arch</tt> | |
| − | |||
| − | |||
| − | |||
| − | <tt>[jdoe@localhost ~]$ arch</tt> | ||
<tt>x86_64</tt> | <tt>x86_64</tt> | ||
| Line 19: | Line 15: | ||
<tt>[jdoe@localhost ~]$ uname -m</tt> | <tt>[jdoe@localhost ~]$ uname -m</tt> | ||
| − | <tt>x86_64</tt | + | <tt>x86_64</tt></pre> |
| − | + | #'''uname -r''': Show the kernel version. | |
| − | |||
| − | |||
| − | #'''uname -r''': Show the kernel version. | ||
#'''cat /proc/version''': Show kernel version (extra information). | #'''cat /proc/version''': Show kernel version (extra information). | ||
| − | + | <pre> | |
| − | |||
| − | |||
| − | |||
[jdoe@localhost ~]$ uname -r | [jdoe@localhost ~]$ uname -r | ||
| Line 35: | Line 25: | ||
[jdoe@localhost ~]$ cat /proc/version | [jdoe@localhost ~]$ cat /proc/version | ||
| − | Linux version 3.11.10-301.fc20.x86_64 (mockbuild@bkernel01.phx2.fedoraproject.org) (gcc version 4.8.2 20131017 (Red Hat 4.8.2-1) (GCC) ) #1 SMP Thu Dec 5 14:01:17 UTC 2013< | + | Linux version 3.11.10-301.fc20.x86_64 (mockbuild@bkernel01.phx2.fedoraproject.org) (gcc version 4.8.2 20131017 (Red Hat 4.8.2-1) (GCC) ) #1 SMP Thu Dec 5 14:01:17 UTC 2013 |
| − | + | </pre> | |
| − | + | #<pre>'''dmidecode -q''': Show the system hardware information.</pre> | |
| − | + | #<pre>'''hdparm -i /dev/hda''': Show harddisk information.</pre> | |
| − | #'''dmidecode -q''': Show the system hardware information. | + | #<pre>'''hdparm -tT /dev/sda''': Do a read test.</pre> |
| − | #'''hdparm -i /dev/hda''': Show harddisk information. | + | #<pre>'''cat /proc/cpuinfo''': Show CPU information.</pre> |
| − | #'''hdparm -tT /dev/sda''': Do a read test. | + | #<pre>'''cat /proc/interrupts''': Show IRQ information.</pre> |
| − | #'''cat /proc/cpuinfo''': Show CPU information. | + | #<pre>'''cat /proc/meminfo''': Show Memory status.</pre> |
| − | #'''cat /proc/interrupts''': Show IRQ information. | + | #<pre>'''cat /proc/swaps''': Show swap files.</pre> |
| − | #'''cat /proc/meminfo''': Show Memory status. | + | #<pre>'''cat /proc/net/dev''': Show Network adapters and statistics.</pre> |
| − | #'''cat /proc/swaps''': Show swap files.< | + | #<pre>'''cat /proc/mounts''': Show mounted volumes in the system.</pre> |
| − | #'''cat /proc/net/dev''': Show Network adapters and statistics. | + | #<pre>'''lspci -tv''': Show PCI devices.</pre> |
| − | #'''cat /proc/mounts''': Show mounted volumes in the system. | + | #<pre>'''lsusb -tv''': Show USB devices.</pre> |
| − | #'''lspci -tv''': Show PCI devices. | + | #<pre>'''date''': Show the system date.</pre> |
| − | #'''lsusb -tv''': Show USB devices. | + | #<pre>'''cal 2014''': Show calendar <cal + year></pre> |
| − | #'''date''': Show the system date. | + | #<pre>'''cal 07 2014''': Show month.</pre> |
| − | #'''cal 2014''': Show calendar <cal + year> | + | #<pre>'''date 041217002011.00''': set date (set, adjust) date y hour.</pre> |
| − | #'''cal 07 2014''': Show month. | + | #<pre>'''clock -w''': Save date changes in BIOS.</pre> |
| − | #'''date 041217002011.00''': set date (set, adjust) date y hour. | ||
| − | #'''clock -w''': Save date changes in BIOS. | ||
<blockquote> | <blockquote> | ||
{| cellspacing="0" cellpadding="5" border="2" style="color: lightgreen; background-color: black;" | {| cellspacing="0" cellpadding="5" border="2" style="color: lightgreen; background-color: black;" | ||
|- | |- | ||
| − | | | + | | <pre><tt>[jdoe@localhost ~]$ arch</tt> |
| − | <tt>[jdoe@localhost ~]$ arch</tt> | ||
| − | <tt>x86_64</tt> | + | <tt>x86_64</tt> |
| − | <tt>[jdoe@localhost ~]$ uname -m</tt> | + | <tt>[jdoe@localhost ~]$ uname -m</tt> |
| − | <tt>x86_64 </tt> | + | <tt>x86_64 </tt></pre> |
| + | |} | ||
| + | </blockquote><pre> | ||
| − | + | </pre> | |
| − | |||
Revision as of 11:08, 2 February 2014
Overview
This article describes several linux user space commands that can be useful for doing several tasks
Contents
System Information
- arch: Show the machine arch.
- uname -m: Show machine arch.
<tt>[jdoe@localhost ~]$ arch</tt> <tt>x86_64</tt> <tt>[jdoe@localhost ~]$ uname -m</tt> <tt>x86_64</tt>
- uname -r: Show the kernel version.
- cat /proc/version: Show kernel version (extra information).
[jdoe@localhost ~]$ uname -r 3.11.10-301.fc20.x86_64 [jdoe@localhost ~]$ cat /proc/version Linux version 3.11.10-301.fc20.x86_64 (mockbuild@bkernel01.phx2.fedoraproject.org) (gcc version 4.8.2 20131017 (Red Hat 4.8.2-1) (GCC) ) #1 SMP Thu Dec 5 14:01:17 UTC 2013
'''dmidecode -q''': Show the system hardware information.
'''hdparm -i /dev/hda''': Show harddisk information.
'''hdparm -tT /dev/sda''': Do a read test.
'''cat /proc/cpuinfo''': Show CPU information.
'''cat /proc/interrupts''': Show IRQ information.
'''cat /proc/meminfo''': Show Memory status.
'''cat /proc/swaps''': Show swap files.
'''cat /proc/net/dev''': Show Network adapters and statistics.
'''cat /proc/mounts''': Show mounted volumes in the system.
'''lspci -tv''': Show PCI devices.
'''lsusb -tv''': Show USB devices.
'''date''': Show the system date.
'''cal 2014''': Show calendar <cal + year>
'''cal 07 2014''': Show month.
'''date 041217002011.00''': set date (set, adjust) date y hour.
'''clock -w''': Save date changes in BIOS.
