Solaris 2008.02.10 23:59
ÇÁ·Î¼¼½º »óŸ¦ ÃßÀû, °ü¸®Çϱâ
ÇÁ·Î¼¼½ºÀÇ »óŸ¦ üũÇϱâ À§ÇØ ps ¸í·É¾î³ª proctool, top µîÀ» ½á º¸¾ÒÀ» °ÍÀÔ´Ï´Ù.±×·±
µ¥ ¸¹Àº ºÐµéÀÌ À¯¿ëÇÏ°Ô »ç¿ëÇÒ ¼ö ÀÖ´Â ¸í·É¾îµéÀ» ¸ô¶ó¼ ¼Ò°³ÇØ ³õ¾Ò½À´Ï´Ù.
ÇÁ·Î¼¼½º¸¦ °ü¸®ÇÏ´Â ¸í·É¾îµéÀÌ /usr/proc/bin¿¡ ÀÖÀ¸¹Ç·Î PATH¸¦ Ãß°¡Çϸé ÀÌÈÄ ³»¿ëÀ»
ÇØº¸±â°¡ ½±°ÚÁÒ
º»,Äܽ© »óÅ¿¡¼
#PATH=/usr/proc/bin:$PATH;export PATH
1. ptree :ÇÁ·Î¼¼½º Æ®¸®±¸Á¶¸¦ º¸¿©ÁØ´Ù
# ps -ef |grep netscape ÇØ¼ ³ª¿Â °á°ú°¡
dol 669 655 82 18:58:20 ? 65:55 /opt/netscape/netscape
ÇÁ·Î¼¼½º ¾ÆÀ̵𰡠669¹ø À̹ǷÎ
#ptree 669
269 /usr/dt/bin/dtlogin -daemon
541 /usr/dt/bin/dtlogin -daemon
561 /bin/ksh /usr/dt/bin/Xsession
613 /usr/dt/bin/sdt_shell -c unset DT; DISPLAY=:0;
/usr/dt/bin/dt
616 -ksh -c unset DT; DISPLAY=:0;
/usr/dt/bin/dtsession_res -merg
655 /usr/dt/bin/dtsession
669 /opt/netscape/netscape
676 (dns helper)
À§ÀÇ °á°ú¸¦ º¸¸é 269¹ø dtloginÀÌ dtloginÀ» »ý¼ºÇÑµÚ dtloginÀÌ 561¹øÀ» »ý¼º 561¹øÀÌ 613
À» µîµîµî.... 669¹øÀÇ netscape °¡ 676¹øÀ» È£ÃâÇÑ °ÍÀ» ¾Ë ¼ö ÀÖ´Ù.
2. pstop : ÇÁ·Î¼¼½º¸¦ Á¤ÁöÇÑ´Ù
#pstop 669
netscape À» Àá½Ã Á¤ÁöÇÑ´Ù
3. prun : ÇÁ·Î¼¼½º¸¦ ´Ù½Ã ½ÃÀÛÇÑ´Ù
#prun 669
netscape À» ´Ù½Ã ½ÃÀÛÇÑ´Ù
4 pcred : ÇÁ·Î¼¼½ºÀÇ º¸¾ÈÁ¤º¸ Ç¥½Ã
#pcred 669
669: e/r/suid=101 e/r/sgid=14
effective,real saved(u/g)id¸¦ Ç¥½ÃÇÑ´Ù.
5. ÇÁ·Î¼¼½ºÀÇ ¸Þ¸ð¸® ¸Ê»óÀÇ Á¤º¸ Ç¥½Ã
#pmap 669
669: /opt/netscape/netscape
00010000 13124K read/exec /opt/netscape/netscape
00CF0000 988K read/write/exec /opt/netscape/netscape
00DE7000 15816K read/write/exec [ heap ]
EEE60000 8K - [ anon ]
¸Þ¸ð¸® ÁÖ¼Ò¹øÁö¿Í ¸Þ¸ð¸® ¼¼±×¸ÕÆ®ÀÇ »çÀÌÁ Ç¥½ÃÇÑ´Ù.
6. pflags : ÇÁ·Î¼¼½º¿Í Ç÷¡±× Á¤º¸, ½Ã±×³Î Çڵ鸵 »óÅ µîÀ» Ç¥½Ã
#pflags 669
669: /opt/netscape/netscape
data model = _ILP32 flags = PR_ORPHAN
/1: flags = PR_PCINVAL|PR_ASLEEP [ poll(0xef201a00,0x5,0xa603) ]
sigmask = 0x00002000,0x00000000 lwppend = 0x00002000,0x00000000
Ç÷¡±×¿Í ½Ã±×³Î Çڵ鸵 »óÅ µîÀ» Ç¥½ÃÇÑ´Ù .
7. pldd : ´ÙÀ̳ª¹Í ¶óÀ̺귯¸®¿¡ ¸µÅ©µÈ Á¤º¸ Ç¥½Ã
#pldd 669
669: /opt/netscape/netscape
/usr/dt/lib/libXm.so.3
/usr/openwin/lib/libXt.so.4
/usr/openwin/lib/libXmu.so.4
/usr/openwin/lib/libXext.so.0
/usr/openwin/lib/libX11.so.4
...
¸µÅ©µÈ ´ÙÀ̳ª¹Í ¶óÀ̺귯¸®µé Ç¥½ÃÇØÁØ´Ù.
8. ptime : ¼öÇà ½Ã°£ Ç¥½Ã
#ptime ls
dtdbcache_:0 ps_data sdtvolcheck677 speckeysd.lock
real 0.166
user 0.029
sys 0.057
½ÇÁ¦ ¼öÇà½Ã°£, À¯ÀúÇÁ·Î¼¼½º½Ã°£, ½Ã½ºÅÛ ÇÁ·Î¼¼½º ½Ã°£À» º¸¿© ÁØ´Ù .
9. pfiles : openÇÑ ÆÄÀÏ Ç¥½Ã
#pfiles 669
669: /opt/netscape/netscape
Current rlimit: 64 file descriptors
0: S_IFCHR mode:0620 dev:32,24 ino:76843 uid:101 gid:7 rdev:24,2
O_RDWR|O_LARGEFILE
1: S_IFCHR mode:0666 dev:32,24 ino:76599 uid:0 gid:3 rdev:13,2
ÇØ´ç ÇÁ·Î¼¼½º¿Í ¿¬°üµÈ ÆÄÀϵé°ú ¿¼ö ÀÖ´Â ÆÄÀϰ¹¼ö¸¦ È®ÀÎ ÇÒ ¼ö ÀÖ´Ù.
10. pwdx ÇÁ·Î¼¼½ºÀÇ ÇöÀç µð·ºÅ丮 Ç¥½Ã
#ps -e |grep cmdtool
#pwdx 669
669: /w/dol
11. pwait : ÇÁ·Î¼¼½º°¡ ³¡³¯ ¶§±îÁö ±â´Ù¸²
#ps -e | grep cmdtool
273 console 0:01 cmdtool
281 console 0:01 cmdtool
Áß°£¿¡ 281À» kill ÇÑ´Ù
# pwait -v 281
281: terminated, wait status 0x0000
12. psig : ÇÁ·Î¼¼½ºÀÇ ½Ã±×³Î ó¸® ¼ºÇâ Ç¥½Ã
#psig 669
669: /opt/netscape/netscape
HUP caught 0
HUP,INT,QUIT,ILL,TRAP,ABRT,EMT,FPE,BUS,SEGV,SYS,PIPE,ALRM,TERM,USR1,USR
2,CLD,PWR,WINCH,URG,POLL,TSTP,CONT,TTIN,TTOU,VTALRM,PROF,XCPU,XFSZ,W
AITING,LWP,FREEZE,THAW,CANCEL,LOST,RTMIN ....
½Ã±×³Î ó¸® ¼ºÇâÀ» º¸¿©ÁØ´Ù.
13. pstack : ½ºÅÃÀÇ Á¡À¯»óÅ ǥ½Ã
#pstack 669
669: /opt/netscape/netscape
ef31437c poll (ef201a00, 5, 29bb)
ef2ce3dc select (ef201a28, ef201c70, ef334ffc, ef201c74, ef335000, 1d) + 298
Hex°ª°ú ½Éº¼¸¯ °ªÀ¸·Î ½ºÅÿ¡ ÀÖ´Â »óÅ ǥ½Ã, ¸¸ÀÏ ¹®Á¦°¡ »ý±ä ÇÁ·Î¼¼½ºÀÌ¸é ¾îµð¿¡¼
ÇÁ·Î¼¼½º°¡ Á¤Áö Çß´ÂÁö È®ÀÎ ÇÒ ¼ö ÀÖ´Ù.
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