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Zhaoke, 2007-01-29
һЩÒì³£Óû§ÊÔͼÒÆȥϵͳÉϵÄËùÓл¼Ç¼(±ÈÈç ~/.bash_history), ²»¹ýÎÒÃÇ¿ÉÒÔʹÓÃרÃŵŤ¾ßÀ´¼àÊÓËùÓÐÓû§Ö´ÐеÄÃüÁî. ÍƼöÄãʹÓýø³Ì¼ÇÕÊÀ´¼Ç¼Óû§µÄ»î¶¯, Äã¿ÉÒÔͨ¹ý½ø³Ì¼ÇÕʲ鿴ÿһ¸öÓû§Ö´ÐеÄÃüÁî, °üÀ¨CPUʱ¼äºÍÄÚ´æÕ¼ÓÃ.
psacct³ÌÐòÌṩÁ˼¸¸ö½ø³Ì»î¶¯¼àÊÓ¹¤¾ß: ac, lastcomm, acctonºÍsa.
.acÃüÁîÏÔʾÓû§Á¬½Óʱ¼äµÄͳ¼Æ.
.lastcommÃüÁîÏÔʾϵͳִÐеÄÃüÁî.
.acctonÃüÁîÓÃÓÚ´ò¿ª»ò¹Ø±Õ½ø³Ì¼ÇÕʹ¦ÄÜ.
.saÃüÁîͳ¼Æϵͳ½ø³Ì¼ÇÕʵÄÇé¿ö.
1). °²×°psacct»òacctÈí¼þ°ü
Èç¹ûÄãʹÓÃRHEL, ʹÓÃup2dateÃüÁî:
# up2date psacct
Èç¹ûÄãʹÓÃCentOS/Fedora Core Linux, ʹÓÃyumÃüÁî:
$ sudo apt-get install acct
»ò
# apt-get install acct
2). Æô¶¯psacct/acct·þÎñ
ÔÚUbuntu/Debian LinuxϵͳÉÏ, pacct¿ÉÒÔ×Ô¶¯Æô¶¯.(°²×°°ü»áÔÚϵͳÉÏ´´½¨Ò»¸ö/var/account/pacctÎļþ). µ«ÊÇÔÚRed Hat/Fedora Core/Cent OS, ÄãÐèÒªÊÖ¶¯Æô¶¯psacct·þÎñ. ÇÃÈëÏÂÃæÁ½¸öÃüÁî´´½¨/var/account/pacctÎļþºÍÆô¶¯pacct·þÎñ:
# chkconfig psacct on
# /etc/init.d/psacct start
Èç¹ûÄãʹÓÃSuse Linux, ·þÎñµÄÃû³ÆΪacct, ÇÃÈëÏÂÃæµÄÃüÁî:
# chkconfig acct on
# /etc/init.d/acct start
ÏÖÔÚÎÒÃÇ¿ÉÒÔÁ˽âÈçºÎÀûÓÃÕâЩ¹¤¾ßÀ´¼àÊÓÓû§µÄÃüÁîºÍʱ¼ä.
3). ÏÔʾÓû§Á¬Ïßʱ¼äµÄͳ¼ÆÐÅÏ¢
ÃüÁî¿ÉÒÔ¸ù¾ÝµÇ½Êý/Í˳öÊýÔÚÆÁÄ»ÉÏ´òÓ¡³öÓû§µÄÁ¬Ïßʱ¼ä(µ¥Î»ÎªÐ¡Ê±). ×ܼÆʱ¼äÒ²¿ÉÒÔ´òÓ¡³öÀ´. Èç¹ûÄãÖ´ÐÐûÓÐÈκβÎÊýµÄacÃüÁî, ÆÁÄ»½«»áÏÔʾ×ܼƵÄÁ¬Ïßʱ¼ä:
$ ac
Êä³ö:
total 95.08
ÏÔʾÿһÌìµÄÁ¬Ïßͳ¼Æʱ¼ä:
$ ac -d
Êä³ö:
Nov 1 total 8.65
Nov 2 total 5.70
Nov 3 total 13.43
Nov 4 total 6.24
Nov 5 total 10.70
Nov 6 total 6.70
Nov 7 total 10.30
…..
..
…
Nov 12 total 3.42
Nov 13 total 4.55
Today total 0.52
ÏÔʾÿһ¸öÓû§µÄ×ܼÆÁ¬Ïßʱ¼äºÍËùÓÐÓû§×ܼÆÁ¬Ïßʱ¼ä:
$ ac -p
Êä³ö:
vivek 87.49
root 7.63
total 95.11
4). ²éÕÒÓû§¹ýÈ¥Ö´ÐеÄÃüÁî
Äã¿ÉÒÔʹÓÃlastcommÃüÁî´òÓ¡³öÓû§¹ýÈ¥Ö´ÐеÄÃüÁî. ÄãÒ²¿ÉÒÔͨ¹ýÓû§Ãû, ttyÃû»òÃüÁîÃûÀ´ËÑË÷ÒÔÍùÖ´ÐеÄÃüÁî.
±ÈÈçÏÔʾvivekÓû§¹ýÈ¥Ö´ÐеÄÃüÁî:
$ lastcomm vivek
Êä³ö:
[code]
userhelper S X vivek pts/0 0.00 secs Mon Nov 13 23:58
userhelper S vivek pts/0 0.00 secs Mon Nov 13 23:45
rpmq vive