linux查看服务器配置信息

╰+攻爆jí腚メ 2022-12-26 15:27 223阅读 0赞

### 服务器型号 ###

[root@txs ~]# dmidecode|grep "System Information" -A9|egrep "Manufacturer|Product"

### 操作系统 ###

1.  \[root@txs ~\]\# cat /etc/redhat-release 
2.    .CentOS release 6.5 (Final)

查看操作系统发行版详细信息

\[root@txs ~\] \# lsb\_release -a

### CPU ###

查看CPU统计信息

\[root@txs ~\]\# lscpu

查看CPU型号

\[root@txs ~\]\# cat /proc/cpuinfo | grep name | cut -f2 -d: | uniq -c

查看物理CPU个数

\[root@txs ~\]\# cat /proc/cpuinfo| grep "physical id"| sort| uniq| wc -l  
2  
查看每个物理CPU中core的个数(即核数)

\[root@txs ~\]\# cat /proc/cpuinfo| grep "cpu cores"| uniq  
cpu cores : 6  
查看逻辑CPU的个数

\[root@txs ~\]\# cat /proc/cpuinfo| grep "processor"| wc -l  
12  
内存  
查看概要内存使用情况

\[root@txs ~\]\# free -m  
total used free shared buffers cached  
Mem: 31996 12142 19854 0 193 512  
\-/+ buffers/cache: 11435 20561  
Swap: 0 0 0

查看内存硬件信息

\[root@txs ~\]\# dmidecode -t memory  
\# dmidecode 2.11  
SMBIOS 2.8 present.  
\# SMBIOS implementations newer than version 2.7 are not  
\# fully supported by this version of dmidecode.  
  
Handle 0x1000, DMI type 16, 23 bytes  
Physical Memory Array  
Location: System Board Or Motherboard  
Use: System Memory  
Error Correction Type: Multi-bit ECC  
Maximum Capacity: 1536 GB  
Error Information Handle: Not Provided  
Number Of Devices: 24  
  
Handle 0x1100, DMI type 17, 40 bytes  
Memory Device  
Array Handle: 0x1000  
Error Information Handle: Not Provided  
Total Width: 72 bits  
Data Width: 64 bits  
Size: 16384 MB  
Form Factor: DIMM  
Set: 1  
Locator: A1  
Bank Locator: Not Specified  
Type: <OUT OF SPEC>  
Type Detail: Synchronous Registered (Buffered)  
Speed: 2133 MHz  
Manufacturer: 00CE00B300CE  
Serial Number: 157E9AD8  
Asset Tag: 00161330  
Part Number: M393A2G40DB0-CPB  
Rank: 2  
Configured Clock Speed: 1600 MHz  
  
Handle 0x1101, DMI type 17, 40 bytes  
Memory Device  
Array Handle: 0x1000  
Error Information Handle: Not Provided  
Total Width: Unknown  
Data Width: Unknown  
Size: No Module Installed  
Form Factor: Unknown  
Set: 1  
Locator: A2  
Bank Locator: Not Specified  
Type: Unknown  
Type Detail: None  
Speed: Unknown  
Manufacturer: Not Specified  
Serial Number: Not Specified  
Asset Tag: Not Specified  
Part Number: Not Specified  
Rank: Unknown  
Configured Clock Speed: Unknown  
  
............  
查看内存详细使用情况

\[root@txs ~\]\# cat /proc/meminfo  
MemTotal: 32764900 kB  
MemFree: 20329452 kB  
Buffers: 198584 kB  
Cached: 524936 kB  
SwapCached: 0 kB  
Active: 2448636 kB  
Inactive: 244748 kB  
Active(anon): 1970020 kB  
Inactive(anon): 4 kB  
Active(file): 478616 kB  
Inactive(file): 244744 kB  
Unevictable: 0 kB  
Mlocked: 0 kB  
SwapTotal: 0 kB  
SwapFree: 0 kB  
Dirty: 80 kB  
Writeback: 0 kB  
AnonPages: 1969864 kB  
Mapped: 41344 kB  
Shmem: 160 kB  
Slab: 9497576 kB  
SReclaimable: 9435936 kB  
SUnreclaim: 61640 kB  
KernelStack: 7376 kB  
PageTables: 12232 kB  
NFS\_Unstable: 0 kB  
Bounce: 0 kB  
WritebackTmp: 0 kB  
CommitLimit: 16382448 kB  
Committed\_AS: 3205448 kB  
VmallocTotal: 34359738367 kB  
VmallocUsed: 347172 kB  
VmallocChunk: 34341191224 kB  
HardwareCorrupted: 0 kB  
AnonHugePages: 1783808 kB  
HugePages\_Total: 0  
HugePages\_Free: 0  
HugePages\_Rsvd: 0  
HugePages\_Surp: 0  
Hugepagesize: 2048 kB  
DirectMap4k: 7168 kB  
DirectMap2M: 2015232 kB  
DirectMap1G: 31457280 kB  
查看内存的插槽数,已经使用多少插槽.每条内存多大

\[root@txs ~\]\# dmidecode|grep -A5 "Memory Device"|grep Size|grep -v Range  
Size: 16384 MB  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: 16384 MB  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
Size: No Module Installed  
硬盘  
查看硬盘和分区分布

\[root@txs ~\]\# lsblk  
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT  
sda 8:0 0 557.8G 0 disk  
├─sda1 8:1 0 200M 0 part /boot  
├─sda2 8:2 0 32G 0 part /swap  
└─sda3 8:3 0 525.6G 0 part /  
sr0 11:0 1 1024M 0 rom  
  
\[root@txs ~\]\# df -h  
Filesystem Size Used Avail Use% Mounted on  
/dev/sda3 518G 5.8G 486G 2% /  
tmpfs 16G 0 16G 0% /dev/shm  
/dev/sda1 194M 34M 151M 19% /boot  
/dev/sda2 32G 176M 30G 1% /swap