Linux 查看内核，CPU，内存信息命令

查看系统内核版本命令:

[root@SYS3 ~]# uname -a Linux SYS3 2.6.18-53.el5 #1 SMP Wed Oct 10 16:34:19 EDT 2007 x86_64 x86_64 x86_64 GNU/Linux

查看系统版本

[root@SYS3 ~]# more /etc/redhat-release Red Hat Enterprise Linux Server release 5.1 (Tikanga)

查看内核版本gcc版本

[root@SYS3 /]# more /proc/version Linux version 2.6.18-53.el5 (brewbuilder@hs20-bc1-7.build.redhat.com) (gcc version 4.1.2 20070626 (Red Hat 4.1.2-14)) #1 SMP Wed Oct 10 16:34:19 EDT 2007

查看cpu 信息

[root@SYS3 /]# grep “model name” /proc/cpuinfo model name : Intel(R) Core(TM)2 CPU 6320 @ 1.86GHz

[root@SYS3 /]# more /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 15 model name : Intel(R) Core(TM)2 CPU 6320 @ 1.86GHz stepping : 8 cpu MHz : 1866.663 cache size : 4096 KB fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss syscall nx lm constant_tsc up pni ds_cpl cx16 lahf_lm bogomips : 3741.81 clflush size : 64 cache_alignment : 64 address sizes : 36 bits physical, 48 bits virtual power management:

查看cpu 的位数

[root@SYS3 /]# getconf LONG_BIT 64

查看内存信息

[root@SYS3 /]# more /proc/meminfo MemTotal: 1027180 kB MemFree: 79432 kB Buffers: 191460 kB Cached: 570760 kB SwapCached: 0 kB Active: 402036 kB Inactive: 440556 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 1027180 kB LowFree: 79432 kB SwapTotal: 2031608 kB SwapFree: 2031608 kB Dirty: 4 kB Writeback: 0 kB AnonPages: 80348 kB Mapped: 21416 kB Slab: 83604 kB PageTables: 7528 kB NFS_Unstable: 0 kB Bounce: 0 kB CommitLimit: 2545196 kB Committed_AS: 172384 kB VmallocTotal: 34359738367 kB VmallocUsed: 1936 kB VmallocChunk: 34359736391 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 Hugepagesize: 2048 kB