1ã使ç¨wå½ä»¤æ¥çç»å½ç¨æ·æ£å¨ä½¿ç¨çè¿ç¨ä¿¡æ¯ï¼wå½ä»¤ç¨äºæ¾ç¤ºå·²ç»ç»å½ç³»ç»çç¨æ·çå称ï¼ä»¥åä»ä»¬æ£å¨åçäºã该å½ä»¤æ使ç¨çä¿¡æ¯æ¥æºäº/var/run/utmpæ件ãwå½ä»¤è¾åºçä¿¡æ¯å
æ¬ï¼ç¨æ·å称
ç¨æ·çæºå¨å称ættyå·
è¿ç¨ä¸»æºå°å
ç¨æ·ç»å½ç³»ç»çæ¶é´
空é²æ¶é´ï¼ä½ç¨ä¸å¤§ï¼
éå å°ttyï¼ç»ç«¯ï¼çè¿ç¨æç¨çæ¶é´ï¼JCPUæ¶é´ï¼
å½åè¿ç¨æç¨æ¶é´ï¼PCPUæ¶é´ï¼
ç¨æ·å½åæ£å¨ä½¿ç¨çå½ä»¤
$ w
23:04:27 up 29 days, 7:51, 3 users, load average: 0.04, 0.06, 0.02
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
ramesh pts/0 10.1.80.56 22:57 8.00s 0.05s 0.01s sshd: ramesh [priv]
jason pts/1 10.20.48 23:01 2:53 0.01s 0.01s -bash
john pts/2 10.1.80.7 23:04 0.00s 0.00s 0.00s w
æ¤å¤ï¼å¯ä»¥ä½¿ç¨who am iæ¥ç使ç¨è¯¥å½ä»¤çç¨æ·åè¿ç¨ï¼ä½¿ç¨whoæ¥çææç»å½ç¨æ·è¿ç¨ä¿¡æ¯ï¼è¿äºæ¥çå½ä»¤å¤§åå°å¼ï¼
2. å¨linuxç³»ç»çç¯å¢ä¸ï¼ä¸ç®¡æ¯rootç¨æ·è¿æ¯å
¶å®çç¨æ·åªæç»éç³»ç»åç¨è¿å
¥æä½æ们é½å¯ä»¥éè¿å½ä»¤historyæ¥æ¥çåå²è®°å½ï¼ å¯æ¯åå¦ä¸å°æå¡å¨å¤äººç»éï¼ä¸å¤©å 为æ人误æä½äºå é¤äºéè¦çæ°æ®ãè¿æ¶åéè¿æ¥çåå²è®°å½ï¼å½ä»¤ï¼historyï¼æ¯æ²¡æä»ä¹æä¹äºï¼å 为historyåªé对ç»å½ç¨æ·ä¸æ§è¡ææï¼å³ä½¿rootç¨æ·ä¹æ æ³å¾å°å
¶å®ç¨æ·histotryåå²ï¼ãé£æ没æä»ä¹åæ³å®ç°éè¿è®°å½ç»éåçIPå°ååæç¨æ·åææä½çåå²è®°å½å¢ï¼çæ¡ï¼æçã
éè¿å¨/etc/profileéé¢å å
¥ä»¥ä¸ä»£ç å°±å¯ä»¥å®ç°ï¼
温馨提示:答案为网友推荐,仅供参考