????Linux????????????????缈�?????????姹�???????????????????????Linux???????????????????????谐???睢�????????????????????????????????Linux?????????????巍??????芯??些??????????谐????Linux???睢�
????cd?谢???
????cd..???????????
????cd.???????
????cd-???????蔚???????????蔚??????????????
????ls?????????
?????梅???ls[????][???]
??????????
????ls–l????????????????
????ls–a?谐????械???????????????????.??????????
????ls–h?????????????????????GB??kB????谐???
????ls–al-l??-a???????
????ls????
????stat????????????
?????????????????????小?????????????????ls–l???????
?????梅???stat?????

????stat????
??????尾??????????????????????????stat??ls-l
????grep???????/????
?????梅???grep[????]???????????????????????????????????????????
??????????
????-i???????小写
????-v??????????????????????????????
????-c??????????
????-n???????泻?
????????1234??????鈥�???123?????

????grep?????????????
????find???????
?????梅???find[PATH][option][-print]
??????????
????-namefilename#???????filename?????
????-perm#??????????????
????-userusername#???????????????
????-groupgroupname#??????????
????-mtime-n+n#???????????????????????-n?n???????+n?n?????
????-ctime-n+n#???????????????????????-n?n???????+n?n?????
????-size+-n[c]#?槌�???n??[??n???]?????(+-?????小??)
??????1.????tmp???????械?.log????????????

????????tmp???????械?.log???
??????2.??proc???2???????777?????“root”????????????

????????????777?????“root”?????
??????3????tmp???2???????root????????????????

????????????root?????????
??????4.??tmp???2???????????1????????

????????????????1????????
??????5.??tmp???2????????小小??72???????

?????????????小小??72???????
????grep??find?????????grep?????????????find????????????????浠�???grep???????????????校?find????????????????????
????PS?????????
??????????????????????些???????????泻????械?????????????????????????薪??????些????????????????ps???????????????????????????????????????????????????top????
????-A?????薪???????????
????-a????terminal?泄?????薪???
????-x?????a??????????????谐????????????
????-f?????????????????
????ps-T-p<pid>-T????????
????top????????CPU/??????
????Linux?3???????????????????????????懈?????????????????(cpu/???)
?????梅???top[????]
??????????
????-d?????????????????????-d5???????????????5??
????-i?????????薪??????????
????-nNUM??????鈥�?????????????????-n5?????top????5???????????
????-pPID??????????????ID??PID??????????
????-H-p<pid>??????????????????????

????top????
????top??ps??????????
?????????top??ps????????????????
????????ps?????????????????????????????top?????????????????????ps???????????top????????????????????cpu/???/?????
????kill??killall???????
????kill[??????]PID???????????????????????????-9?????????????
????Killall????????????????????????????薪???
??????????PID?28233?????
??????????GameServer?????
????kill??killall??????kill????????PID??killall?????????????
???????????????init????
????init??Linux???????胁????????????????谓??init????????????????????????????????init?????????????????????????1?????????????薪??????init?????????init?????????????????????
????pwd????????
??????????????????????????
????helpman????????
???????????????????????魏尾????Linux??????????????????梅?????
?????梅???
????????--help
????man????

????ls??help???
???????????????????????貌??????????????????????????????????????????????????些???椤�