View CPU memory information and operating system version information of CentOS

Check the CPU, memory, operating system version, and other information of the Linux server, and summarize common commands for future reference. 1. view the CPU model (8 logical CPUs) [[root @ mail ~] # Cat/proc/cpuinfo | grep & quot; name & quot; | cut-f2-d: | uniq-c8Intel (R) Xeon (R) CPU & nbsp

Check the CPU, memory, operating system version, and other information of the Linux server, and summarize common commands for future reference.
1. view the CPU model (8 logical CPUs)
[[Root @ mail ~] # Cat/proc/cpuinfo | grep "name" | cut-f2-d: | uniq-c
8 Intel (R) Xeon (R) CPU E5506 @ 2.13 GHz
2. view the number of physical CPUs (two 4-core CPUs)
[Root @ mail ~] # Cat/proc/cpuinfo | grep "physical" | sort | uniq-c
8 address sizes: 40 bits physical, 48 bits virtual
4 physical id: 0
4 physical id: 1
3. check the number of places in which the CPU runs.
[Root @ mail ~] # Getconf LONG_BIT
64
4. the following result is greater than 0, indicating that the 64-bit operating system is supported.
[Root @ mail ~] # Cat/proc/cpuinfo | grep flags | grep 'LM '| wc-l
8
5. view the physical memory size of the system.
[Root @ mail ~] # Free
Total used free shared buffers cached
Mem: 8168144 7387980 780164 0 689856 4014308
-/+ Buffers/cache: 2683816 5484328
Swap: 4192924 24424 4168500
6. View memory details
[Root @ mail ~] # Cat/proc/cpuinfo
7. check which release version is installed on the server
[Root @ mail ~] # Cat/etc/redhat-release
CentOS release 5.5 (Final)
8. check whether the OS version is 64-bit or 32-bit.
[Root @ mail ~] # Uname-
Linux mail 2.6.18-164. el5 #1 SMP Thu Sep 3 03:28:30 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux
9. View server hardware information
[Root @ DB145] # dmidecode | grep Vendor processor Vendor
Vendor: Dell Inc.
[Root @ DB145] # dmidecode | grep Product server model
Product Name: PowerEdge R610
Product Name: 0RP59R

This article from the "simple dream catcher" blog, please be sure to keep this source http://sfzhang88.blog.51cto.com/4995876/875972