System-Information
==================

Public domain
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    #!/bin/sh
    
    #simple script to give a summary of system information
    
    # Author:
    #    http://www.pixelbeat.org/
    # Notes:
    #    Unless you run as root, disk info can't be shown
    # Changes:
    #    V0.1, 16 Nov 2005, Initial release
    #    V0.s, 22 Oct 2007, Tweak to ensure cdrom info shown.
    #                       Comment out partition info as a bit noisy.
    
    
    find_sbin_cmd() {
        for base in / /usr/ /usr/local; do
            if [ -e $base/sbin/$1 ]; then
                echo $base/sbin/$1
                exit
            fi
        done
    }
    FDISK=`which fdisk 2>/dev/null`
    LSUSB=`which lsusb 2>/dev/null`
    LSPCI=`which lspci 2>/dev/null`
    [ -z "$FDISK" ] && FDISK=`find_sbin_cmd fdisk`
    [ -z "$LSUSB" ] && LSUSB=`find_sbin_cmd lsusb`
    [ -z "$LSPCI" ] && LSPCI=`find_sbin_cmd lspci`
    
    echo "============= Drives ============="
    (
    sed -n 's/.* \([hs]d[a-f]$\)/\1/p' < /proc/partitions
    [ -e /dev/cdrom ] && readlink -f /dev/cdrom | cut -d/ -f3
    ) |
    sort | uniq |
    while read disk; do
        echo -n "/dev/$disk: "
        if [ ! -r /dev/$disk ]; then
            echo "permission denied" #could parse /proc for all but
        else
            size=`$FDISK -l /dev/$disk | grep Disk | cut -d' ' -f3-4 | tr -d ,`
            rest=`/sbin/hdparm -i /dev/$disk 2>/dev/null | grep Model`
            rest=`echo $rest` #strip spaces
            echo -n "$rest"
            if [ ! -z "$size" ]; then
                echo ", Size=$size"
            else
                echo
            fi
        fi
    done
    
    #if [ `id -u` == "0" ]; then
    #echo "========== Partitions =========="
    #$FDISK -l 2>/dev/null
    #fi
    
    echo "============= CPUs ============="
    grep "model name" /proc/cpuinfo #show CPU(s) info
    
    echo "============= MEM ============="
    KiB=`grep MemTotal /proc/meminfo | tr -s ' ' | cut -d' ' -f2`
    MiB=`expr $KiB / 1024`
    #note various mem not accounted for, so round to appropriate size
    #on my 384MiB system over 8MiB was unaccounted for
    #on my 1024MiB system over 20MiB was unaccounted for so round to next highest power of 2
    round=32
    echo "`expr \( \( $MiB / $round \) + 1 \) \* $round` MiB"
    
    echo "============= PCI ============="
    $LSPCI -tv
    
    echo "============= USB ============="
    $LSUSB

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_BY: Pejman Moghadam_  
_TAG: bash, bash-script_  
_DATE: 2009-04-25 00:16:57_