cpuinfo 관련

processor : 0
vendor_id : GenuineIntel
cpu family : 15
model : 6
model name : Genuine Intel(R) CPU 2.80GHz
stepping : 1
cpu MHz : 2800.152
cache size : 2048 KB
physical id : 0
siblings : 4
core id : 0
cpu cores : 2
fpu : yes
fpu_exception : yes
cpuid level : 6
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 ht tm syscall nx lm constant_tsc pni monitor ds_cpl vmx est cid cx16 xtpr lahf_lm
bogomips : 5606.54
clflush size : 64
cache_alignment : 128
address sizes : 36 bits physical, 48 bits virtual
power management:

제 cpuinfo정보입니다.

OS는 페도라 core 4를 사용중인데요, 다른 OS에서 보이지 않는 clflush size랑 cache_alignment 라는 요소가 보이더군요,

그게 정확히 뭘 의미하는지 궁금합니다~