linux 主机信息查看

##############
#
#    cpu
#
##############

# more /proc/cpuinfo | grep "model name"
model name       : Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
model name       : Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
model name       : Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
model name       : Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz

# grep "model name" /proc/cpuinfo
model name       : Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
model name       : Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
model name       : Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
model name       : Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz

# grep "model name" /proc/cpuinfo | cut -d: -f2
Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz
Intel(R) Xeon(R) CPU            X3220 @ 2.40GHz

 

##############
#
#    Mem
#
##############

# grep MemTotal /proc/meminfo
MemTotal:        614400 kB

# free -m
                    total        used        free      shared     buffers      cached
Mem:            600          23         576           0           0           0
-/+ buffers/cache:          23         576
Swap:             0           0           0

# free -m |grep "Mem" | awk '{print $2}'
600

 

#########################
#
# 查看CPU位数(32 or 64)
#
#########################

# getconf LONG_BIT
32

 

#########################
#
#       linux版本
#
#########################

# more /etc/redhat-release
CentOS release 5 (Final)

# more /etc/issue
Debian GNU/Linux 4.0 \n \l

# more /proc/version
Linux version 2.6.18-92.1.18.el5.028stab060.2PAE ([email=root@rhel5-32-build-xemul]root@rhel5-32-build-xemul[/email]) (gc
c version 4.1.2 20071124 (Red Hat 4.1.2-42)) #1 SMP Tue Jan 13 12:31:30 MSK 2009

 

#########################
#
#       内核版本
#
#########################

# uname -r
2.6.18-92.1.18.el5.028stab060.2PAE

# uname -a
Linux srv.eddiechen.cn 2.6.18-92.1.18.el5.028stab060.2PAE #1 SMP Tue Jan 13 12:31:30 MSK 2009 i686 i686 i386 GNU/Linux

 

#########################
#
#       查看时区
#
#########################

# date -R
Wed, 25 Feb 2009 02:20:50 +0000
# mv /etc/localtime /etc/localtime.save
# cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
# date -R
Wed, 25 Feb 2009 10:24:26 +0800

 

#########################
#
#        主机名
#
#########################

# hostname
srv.eddiechen.cn

 

#########################
#
#      selinux情况
#
#########################

# sestatus
SELinux status:                  disabled

 

#########################
#
#          网络
#
#########################

# ifconfig    | grep 'inet addr:'| grep -v '127.0.0.1' | cut -d: -f2 | awk '{ print $1}'
111.111.111.111

# more /etc/network/interfaces
auto lo
iface lo inet loopback
auto eth0  eth1
iface eth1 inet static
        address 111.111.111.111
        netmask 255.255.255.0
        gateway 111.111.111.1

# more resolv.conf
nameserver 111.111.111.2
nameserver 111.111.111.3

 

#########################
#
#      磁盘  分区
#
#########################

# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/cciss/c0d0p2     3.9G  1.8G  2.1G  48% /
tmpfs                 2.0G     0  2.0G   0% /lib/init/rw
udev                   10M   52K   10M   1% /dev
tmpfs                 2.0G     0  2.0G   0% /dev/shm
/dev/cciss/c0d0p1     126M   53M   73M  43% /boot
/dev/cciss/c0d0p8     122G   19G  103G  16% /data
/dev/cciss/c0d0p6     3.9G  2.4G  1.5G  62% /usr
/dev/cciss/c0d0p7     3.9G  1.3G  2.7G  32% /var

# fdisk -l
Disk /dev/cciss/c0d0: 146.7 GB, 146778685440 bytes
255 heads, 63 sectors/track, 17844 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

           Device Boot      Start         End      Blocks   Id  System
/dev/cciss/c0d0p1   *           1          16      128488+  83  Linux
/dev/cciss/c0d0p2              17         514     4000185   83  Linux
/dev/cciss/c0d0p3             515       17844   139203225    5  Extended
/dev/cciss/c0d0p5             515        1012     4000153+  82  Linux swap / Solaris
/dev/cciss/c0d0p6            1013        1510     4000153+  83  Linux
/dev/cciss/c0d0p7            1511        2008     4000153+  83  Linux
/dev/cciss/c0d0p8            2009       17844   127202638+  83  Linux