最近经常要测试新硬件，了解硬件的具体型号和参数就非常重要，过去经常透过lspci -vvv等命令来了解，貌似比较不准确。
今天看到阮军同学用的hwconfig感觉信息很专业，推荐给大家。标准的发布版都带的,所以简单的yum install hwconfig就可以使用了。
效果如下：
$ uname -r
2.6.18-164.el5
$ sudo yum -y install hwconfig
$ sudo hwconfig
hwconfig: warning: could not run megarc; please yinst megarc
Summary: Huawei Technologies Tecal RH2285, 2 x Xeon E5620 2.40GHz, 23.5GB / 24GB 1066MHz
System: Huawei Technologies Tecal RH2285 (Huawei Technologies BC11BTSA)
Processors: 2 x Xeon E5620 2.40GHz 133MHz FSB (16 cores)
Memory: 23.5GB / 24GB 1066MHz == 6 x 4GB, 6 x empty
Disk: sda (megaraid_sas0): 107GB (38%) JBOD == 1 x LSI-MegaRAID-SAS-RMB
Disk: sdb (megaraid_sas0): 5.9TB (1%) JBOD == 1 x LSI-MegaRAID-SAS-RMB
Disk-Control: megaraid_sas0: LSI Logic / Symbios Logic MegaRAID SAS 1078
Disk-Control: ata_piix0: Intel 82801JI (ICH10 Family) 4 port SATA IDE Controller
Disk-Control: ata_piix1: Intel 82801JI (ICH10 Family) 2 port SATA IDE Controller
Network: host5 (bnx2-1): Broadcom NetXtreme II BCM5709 Gigabit Ethernet
Network: host6 (bnx2-0): Broadcom NetXtreme II BCM5709 Gigabit Ethernet
Network: eth0 (bnx2): 08:19:a6:24:3c:05, 1000Mb/s
Network: eth1 (bnx2): 08:19:a6:24:3c:05, 1000Mb/s
OS: RHEL Server 5.4 (Tikanga), Linux 2.6.18-164.el5 x86_64, 64-bit
BIOS: AMI CTSAV035 12/07/2010
Hostname: xxxxxx