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/proc
ÎļþϵͳϵĶàÖÖÎļþÌṩµÄϵͳÐÅÏ¢²»ÊÇÕë¶Ôij¸öÌض¨½ø³ÌµÄ£¬¶øÊÇÄܹ»ÔÚÕû¸öϵͳ·¶Î§µÄÉÏÏÂÎÄÖÐʹÓ᣿ÉÒÔʹÓõÄÎļþËæϵͳÅäÖõı仯¶ø±ä»¯¡£ÃüÁîprocinfoÄܹ»ÏÔʾ»ùÓÚÆäÖÐijЩÎļþµÄ¶àÖÖϵͳÐÅÏ¢¡£ÒÔÏÂÏêϸÃèÊö/procϵÄÎļþ¡£
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/proc/cmdlineÎļþ
Õâ¸öÎļþ¸ø³öÁËÄÚºËÆô¶¯µÄÃüÁîÐС£ËüºÍÓÃÓÚ½ø³ÌµÄcmdlineÏî·Ç³£ÏàËÆ¡£
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[root@localhost proc]# cat cmdline
ro root=LABEL=/ rhgb quiet
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/proc/cpuinfoÎļþ
Õâ¸öÎļþÌṩÁËÓйØϵͳCPUµÄ¶àÖÖÐÅÏ¢¡£ÕâЩÐÅÏ¢ÊÇ´ÓÄÚºËÀï¶ÔCPUµÄ²âÊÔ´úÂëÖеõ½µÄ¡£ÎļþÁгöÁËCPUµÄÆÕͨÐͺţ¨386£¬486£¬586£¬686
µÈ£©£¬ÒÔ¼°Äܵõ½µÄ¸ü¶àÌض¨ÐÅÏ¢£¨ÖÆÔìÉÌ£¬ÐͺźͰ汾£©¡£Îļþ»¹°üº¬ÁËÒÔbogomips±íʾµÄ´¦ÀíÆ÷Ëٶȣ¬¶øÇÒÈç¹û¼ì²âµ½CPUµÄ¶àÖÖÌØÐÔ»òÕßbug£¬
Îļþ»¹»á°üº¬ÏàÓ¦µÄ±êÖ¾¡£Õâ¸öÎļþµÄ¸ñʽΪ£ºÎļþÓɶàÐй¹³É£¬Ã¿ÐаüÀ¨Ò»¸öÓòÃû³Æ£¬Ò»¸öðºÅºÍÒ»¸öÖµ¡£
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[root@localhost proc]# cat cpuinfo
processor : 0
vendor_id : AuthenticAMD
cpu family : 6
model : 8
model name : AMD Athlon(tm) XP 1800+
stepping : 1
cpu MHz : 1530.165
cache size : 256 KB
fdiv_bug : no
hlt_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic mtrr pge mca cmov pat pse36 mmx fxsr sse syscall mmxext 3dnowext 3dnow
bogomips : 2998.27
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/proc/devicesÎļþ
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[root@localhost /]# cat /proc/devices
Character devices:
1 mem
4 /dev/vc/0
4 tty
4 ttyS
5 /dev/tty
5 /dev/console
5 /dev/ptmx
6 lp
7 vcs
10 misc
13 input
14 sound
29 fb
36 netlink
116 alsa
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