linux下查看硬盘信息、内存信息

查看硬盘信息：

download soft：

         http://www.smartmontools.org/wiki/Download#Installfromthesourcetarball

install:

        #tar zxvf smartmontools-6.3.tar.gz

        #cd smartmontools-6.3

        #./configure

        # make && make install

  查看磁盘运行时间

#smartctl -A /dev/sda1

smartctl 6.3 2014-07-26 r3976 [x86_64-linux-3.2.0-4-amd64] (local build)

Copyright (C) 2002-14, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF READ SMART DATA SECTION ===

SMART Attributes Data Structure revision number: 10

Vendor Specific SMART Attributes with Thresholds:

ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE      UPDATED  WHEN_FAILED RAW_VALUE

  1 Raw_Read_Error_Rate     0x000f   065   064   044    Pre-fail  Always       -       3493854

  3 Spin_Up_Time            0x0003   094   094   000    Pre-fail  Always       -       0

  4 Start_Stop_Count        0x0032   100   100   020    Old_age   Always       -       14

  5 Reallocated_Sector_Ct   0x0033   100   100   036    Pre-fail  Always       -       0

  7 Seek_Error_Rate         0x000f   100   253   030    Pre-fail  Always       -       248627

<span style="color:#ff6666;">

<span style="color:#ff0000;">9 Power_On_Hours          0x0032   100   100   000    Old_age   Always       -       703</span></span>

 10 Spin_Retry_Count        0x0013   100   100   097    Pre-fail  Always       -       0

    查看磁盘硬件信息：

# smartctl  -i /dev/sda

smartctl 6.3 2014-07-26 r3976 [x86_64-linux-3.2.0-4-amd64] (local build)

Copyright (C) 2002-14, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===

Model Family:     Seagate Constellation.2 (SATA)

Device Model:     ST91000640NS

Serial Number:    9XG6X5Z0

LU WWN Device Id: 5 000c50 06747b31c

Firmware Version: SN03

User Capacity:    1,000,204,886,016 bytes [1.00 TB]

Sector Size:      512 bytes logical/physical

Rotation Rate:    7200 rpm

Form Factor:      2.5 inches

Device is:        In smartctl database [for details use: -P show]

ATA Version is:   ATA8-ACS T13/1699-D revision 4

SATA Version is:  SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s)

Local Time is:    Thu Nov 20 18:57:14 2014 CST

SMART support is: Available - device has SMART capability.

SMART support is: Enabled

查看内存信息：

# dmidecode | grep -A 16 "Memory Device$"

Memory Device

--

Memory Device