系统基本信息搜集

1 CPU info

root@XiaoQiang:~# cat /proc/cpu
cat: read error: Is a directory
root@XiaoQiang:~# cat /proc/cpuinfo 
Processor	: ARMv7 Processor rev 0 (v7l)
processor	: 0
BogoMIPS	: 1998.84

processor	: 1
BogoMIPS	: 1998.84

Features	: swp half thumb fastmult edsp 
CPU implementer	: 0x41
CPU architecture: 7
CPU variant	: 0x3
CPU part	: 0xc09
CPU revision	: 0

Hardware	: Northstar Prototype
Revision	: 0000
Serial		: 0000000000000000

b_chip	: 53010
b_chiprev	: 0
b_chippkg	: 0

2 Memory

root@XiaoQiang:~# free -m
             total       used       free     shared    buffers     cached
Mem:           249         96        152          0          1         44
-/+ buffers/cache:         50        199
Swap:          255          0        255
root@XiaoQiang:~# cat /proc/meminfo 
MemTotal:         255468 kB
MemFree:          155960 kB
Buffers:            1832 kB
Cached:            46036 kB
SwapCached:            0 kB
Active:            34992 kB
Inactive:          37468 kB
Active(anon):      25744 kB
Inactive(anon):     1708 kB
Active(file):       9248 kB
Inactive(file):    35760 kB
Unevictable:           0 kB
Mlocked:               0 kB
SwapTotal:        262140 kB
SwapFree:         262140 kB
Dirty:                 0 kB
Writeback:             0 kB
AnonPages:         24572 kB
Mapped:            14520 kB
Shmem:              2868 kB
Slab:              10260 kB
SReclaimable:       2628 kB
SUnreclaim:         7632 kB
KernelStack:        1760 kB
PageTables:         2088 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:      389872 kB
Committed_AS:     440896 kB
VmallocTotal:     385024 kB
VmallocUsed:       18224 kB
VmallocChunk:     316116 kB