了解Linux系统相关信息

了解Linux系统相关信息

# dmidecode | grep Product           (服务器型号)                Product Name: Lenovo WQ R510 G6                Product Name: DPX1066RK# cat /proc/cpuinfo | grep name | cut -f2 -d:           (说明有8个cpu?)Intel(R) Xeon(R) CPU           E5410 @ 2.33GHzIntel(R) Xeon(R) CPU           E5410 @ 2.33GHzIntel(R) Xeon(R) CPU           E5410 @ 2.33GHzIntel(R) Xeon(R) CPU           E5410 @ 2.33GHzIntel(R) Xeon(R) CPU           E5410 @ 2.33GHzIntel(R) Xeon(R) CPU           E5410 @ 2.33GHzIntel(R) Xeon(R) CPU           E5410 @ 2.33GHzIntel(R) Xeon(R) CPU           E5410 @ 2.33GHz# cat /proc/cpuinfo | grep physical                   (原来都是4核的,说明只是2个cpu)physical id     : 0physical id     : 0physical id     : 0physical id     : 0physical id     : 1physical id     : 1physical id     : 1physical id     : 1# getconf LONG_BIT                   (而且是32位的cpu)32# free -m             total       used       free     shared    buffers     cachedMem:          8105       7974        131          0         69       6989-/+ buffers/cache:        916       7189Swap:         6094         46       6048# uname -aLinux euis1 2.6.9-55.ELsmp #1 SMP Fri Apr 20 17:03:35 EDT 2007 i686 i686 i386 GNU/Linux# cat /etc/issue | grep LinuxRed Hat Enterprise Linux AS release 4 (Nahant Update 5)# rpm -qa | wc -lsestatus912# sestatusSELinux status:         disabledhostname# hostnameeuis1# domainname(none)# uptime14:42:48 up 5 days, 1:55, 5 users, load average: 0.02, 0.06, 0.01# cat /etc/hosts | grep -v #127.0.0.1       localhost.localdomain localhost192.168.41.191 euis1192.168.41.192 euis2# ifconfig | grep inet addr: | grep -v 127.0.0.1          inet addr:192.168.41.191 Bcast:192.168.47.255 Mask:255.255.248.0# cat /etc/sysconfig/networkNETWORKING=yesHOSTNAME=euis1GATEWAY=192.168.40.1# cat /etc/resolv.confnameserver 202.106.196.113nameserver 202.106.0.20# env | egrep LANG|LCLC_ALL=en_USLANG=en_US# fdisk -l | grep DiskDisk /dev/sda: 145.9 GB, 145999527936 bytes# df -haFilesystem            Size Used Avail Use% Mounted on/dev/sda6              20G 3.1G   16G 17% /none                     0     0     0   - /procnone                     0     0     0   - /sysnone                     0     0     0   - /dev/ptsusbfs                    0     0     0   - /proc/bus/usb/dev/sda2             190M   12M 169M   7% /bootnone                  4.0G     0 4.0G   0% /dev/shm/dev/sda3              20G 906M   18G   5% /home/dev/sda5              20G 4.7G   15G 26% /orahome/dev/sda8             4.0G   41M 3.7G   2% /tmp/dev/sda10             61G   16G   43G 28% /u01/dev/sda9             4.0G 143M 3.6G   4% /varnone                     0     0     0   - /proc/sys/fs/binfmt_misc