Linux三种方式察看cpu类型方法的区别

1.dmesg |grep CPU
CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line)
CPU: L2 Cache: 64K (64 bytes/line)
Intel machine check reporting enabled on CPU#0.
CPU:     After generic, caps: 0183f9ff c1c7f9ff 00000000 00000000
CPU:             Common caps: 0183f9ff c1c7f9ff 00000000 00000000
CPU: AMD Duron(tm) Processor stepping 01
         ~~~~~~~~~

2.cat /proc/cpuinfo |grep name
model name      : AMD Duron(tm) Processor

3.rpm -q --queryformat "%{ARCH}\n" kernel
athlon