[B! gdb] hirose31ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

hirose31 id:hirose31

gdbã«é–¢ã™ã‚‹hirose31ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (9)

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ã‚³ãƒ³ã‚½ãƒ¼ãƒ«ã‹ã‚‰åˆ‡ã‚ŒãŸãƒ—ãƒã‚»ã‚¹ã‚’æ¨™æº–å‡ºåŠ›ã«ã¤ãªã’ãªãŠã™ - çµ¶å“ã‚†ã©ã†ãµã®ã‚¿ãƒ¬
ä¸æ…£ã‚Œãªç’°å¢ƒã‚’ä¸æ„ã«ã„ã˜ã£ãŸæ™‚ã«ã‚ã‚‹ã‚ã‚‹ãƒã‚¿ã€‚ ã¨ã‚Šã‚ãˆãšãƒ¼ ã¨ã‹è¨€ã£ã¦å‹¢ã„ã§æ›¸ã„ãŸsetupã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’å®Ÿè¡Œã—ã¦ã¿ãŸã‚‰æ„å¤–ã¨æ™‚é–“ã‹ã‹ã£ã¦ã€ ã¡ã‚‡ã£ã¨ç›®ã‚’é›¢ã—ãŸéš™ã«sshã®æŽ¥ç¶šãŒåˆ‡ã‚Œã¡ã‚ƒã„ã¾ã—ãŸï¼ ã€‚ã€‚ã€‚ã‚ã‚Šã¾ã™ã‚ˆãã€‚ã»ã‚“ã¨ã‚ˆãã‚ã‚Šã¾ã™ã‚ˆãã€‚ ãã†ãªã‚‹äºˆæ„Ÿã¯ã‚ã£ãŸã‚“ã ãªã‚“ã¦å¾Œã®ç¥ã‚Šã§ã™ã€‚ãµã¨ã—ãŸæ²¹æ–ã‹ã‚‰ã€screenã‚‚nohupã™ã‚‰ã‚‚ä½¿ã‚ãšã«ã‚„ã£ã¦ã—ã¾ã£ã¦ã€ã“ã‚“ãªã“ã¨ã«ã€‚ shellãŒHUPã—ãªã‹ã£ãŸã‹ã‚‰ãƒ—ãƒã‚»ã‚¹ã¯ç”Ÿãã¦ã‚‹ã‚‚ã®ã®ã€ãƒã‚°ãŒè¦‹ã‚Œãªã„ã‹ã‚‰é€²è¡ŒçŠ¶æ³ãŒã‚ã‹ã‚‰ãªã„ã€‚ ã†ã¾ãè¡Œã£ã¦ã‚‹ã®ã‹ã©ã†ã‹ãƒ¢ãƒ¤ãƒ¢ãƒ¤ã—ãŸæ°—æŒã¡ã®ã¾ã¾ã€ãƒ—ãƒã‚»ã‚¹ãŒçµ‚ã‚ã‚‹ã®ã‚’ã˜ã£ã¨å¾…ã¤ã€‚ã€‚ã€‚ ã¾ãå®Ÿã«åˆ‡ãªã„ã§ã™ã€‚ ã“ã‚“ãªæ™‚ã€ã„ã¤ã‚‚æ€ã†ã“ã¨ã€‚ ã“ã®ãƒ—ãƒã‚»ã‚¹ã®å‡ºåŠ›ã€ã‚‚ã£ã‹ã„stdoutã«ç¹‹ã’ã‚‰ã‚ŒãŸã‚‰ã„ã„ã®ã«ã€‚ã€‚ã€‚ ã¯ã„ã€‚ã¨ã„ã†ã‚ã‘ã§ã¤ãªã’ã¾ã—ã‚‡ã†ã€‚ é•·ã„å‰åº§ã§ã™ã¿ã¾ã›ã‚“ã€‚ åˆ‡ã‚Šé›¢ã—ãŸãƒ—ãƒã‚»ã‚¹ã‚’ç”¨æ„ #!/bin/bash wh
hirose31 2014/02/06
stdout

gdb
ãƒªãƒ³ã‚¯
GitHub - tmm1/gdb.rb: gdb hooks for MRI/REE (and some for YARV)
gdb7 hooks for MRI (c) 2009 Aman Gupta (tmm1) === Requirements gdb.rb currently requires x86_64 linux, and MRI/REE 1.8.x or 1.9.2. === Usage $ ps aux | grep deploy.rb 13074 0.0 0.7 90164 31720 ? R Sep23 2:21 /usr/bin/ruby /usr/bin/god -c deploy.rb $ sudo gdb.rb 13074 GNU gdb (GDB) 7.0 Reading symbols from /usr/bin/ruby...done. Attaching to program: /usr/bin/ruby, process 13074 0x00007fa8b9cb3c93 i
hirose31 2013/10/31
ruby

gdb
ãƒªãƒ³ã‚¯
Separate Debug Files (Debugging with GDB)
hirose31 2013/05/27
debuginfo

gdb
ãƒªãƒ³ã‚¯
How to debug a perl script using gdb
1. Perl ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’ gdb ã§ãƒ‡ãƒãƒƒã‚° 2011/10/15 YAPC::Asia Tokyo 2011 @ å¤§å²¡å±± æ ªå¼ä¼šç¤¾ãƒ‡ã‚£ãƒ¼ãƒ»ã‚¨ãƒŒãƒ»ã‚¨ãƒ¼ æ¨‹å£ã€€è¨¼ 2. Perlå®Ÿè¡Œä¸ã®ãƒ—ãƒã‚»ã‚¹ã‚’ãƒ‡ãƒãƒƒã‚° ä»Šã©ã“ã® perl ã‚³ãƒ¼ãƒ‰ã‚’å®Ÿè¡Œã—ã¦ã‚‹ã®ã‹çŸ¥ã‚ŠãŸã„ ã©ã“ã‹ã§å›ºã¾ã£ã¦ã‚‹ãŒå ´æ‰€ãŒã‚ã‹ã‚‰ãªã„ ç„¡é™ãƒ«ãƒ¼ãƒ—ã—ã¦ã„ã‚‹ã‚ˆã†ã ãŒå ´æ‰€ãŒã‚ã‹ã‚‰ãªã„ ã‚¯ãƒ©ãƒƒã‚·ãƒ¥ã™ã‚‹ãŒ perl ã®å‘¼å‡ºã—å±¥æ´ãŒã‚ã‹ã‚‰ãªã„ 3. ä½œã£ãŸ https:// github.com/ahiguti/gdb perl ä½¿ã„ã‹ãŸ : å®Ÿè¡Œä¸ãƒ—ãƒã‚»ã‚¹ã®ãƒ—ãƒã‚»ã‚¹ id ã‚’æŒ‡å®šã—ã¦å®Ÿè¡Œ $ gdb perl.pl 24113 ã‚³ã‚¢ãƒ•ã‚¡ã‚¤ãƒ«ã‚’æŒ‡å®šã—ã¦å®Ÿè¡Œ $ gdb perl.pl core.24113 /usr/bin/perl å®Ÿè¡Œã™ã‚‹ã¨ perl ã®å‘¼å‡ºã—å±¥æ´ãªã©ã‚’è¡¨ç¤ºã™ã‚‹ å‘¼å‡ºã—å…ƒã®ãƒ•ã‚¡ã‚¤ãƒ«åã¨è¡Œç•ªå· å‘¼å‡ºã—å…ˆã®é–¢æ•°åã¨å¼•æ•° 4. ä½¿ç”¨
hirose31 2013/04/15
perl

gdb
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gdb attach fails with ptrace: Operation not permitted â€“ dysternis
hirose31 2012/09/28
ubuntuã®kernelã ã¨è‡ªåˆ†ã®ãƒ—ãƒã‚»ã‚¹ã§ã‚‚gdb -p PIDã§ä¸èº«ã‚Œãªã„â†’echo 0 > /proc/sys/kernel/yama/ptrace_scope ã§ãŠï½‹

gdb
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æ»ã‚“ã ãƒ—ãƒã‚»ã‚¹ã®ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹ã‚’è‡ªå‹•åŽé›†ã™ã‚‹ãƒ‡ãƒ¼ãƒ¢ãƒ³ã‚’æ›¸ã„ãŸ (ãã—ã¦ã€ãã®å‡ºåŠ›ã‚’é–‹ç™ºè€…ã«é€ã£ã¦ã‚ã’ã‚‹ã¨å–œã°ã‚Œã‚‹ã‚ˆã¨ã„ã†è©±) - kazuhoã®ãƒ¡ãƒ¢ç½®ãå ´
æ»ã‚“ã ãƒ—ãƒã‚»ã‚¹ (ã‚ã‚‹ã„ã¯ kill ã—ãŸãƒ—ãƒã‚»ã‚¹) ã® core ã‚¤ãƒ¡ãƒ¼ã‚¸ã‹ã‚‰è‡ªå‹•çš„ã«ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹ã‚’åŽé›†ã™ã‚‹ãƒ‡ãƒ¼ãƒ¢ãƒ³ã‚’æ›¸ã„ãŸã®ã§ã€ã“ã‚Œã‚’ã‚»ãƒƒãƒˆã‚¢ãƒƒãƒ—ã—ã¦ã‚µãƒ¼ãƒã«ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¨ãã¨ã„ã„ã‹ã‚‚ã§ã™ (kaztools/bt_cores at master Â· kazuho/kaztools Â· GitHub)ã€‚Linux ã®ã¿å¯¾å¿œ*1ã€‚ä½¿ã„æ–¹ã¯ bt_cores --help ã¨ã™ã‚‹ã‹ã€perl Makefile.PL && make install ã—ã¦ man bt_coresã€‚ å…·ä½“çš„ã«ã„ã†ã¨ã€Q4M ã¨ã‹ Incline ã¨ã‹ kazuho product ãŒè½ã¡ãŸã‚Šå›ºã¾ã£ãŸã‚Šã—ãŸã‚‰ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹é€ã£ã¦ãã‚Œã‚‹ã¨ã€ç§ãŒã†ã‚Œã—ã„ã§ã™ (å¤ã„ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã®ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹ã ã¨ã¨ã¦ã‚‚æ‚²ã—ã„ã§ã™)ã€‚ã‚³ã‚¢ãƒ•ã‚¡ã‚¤ãƒ«ã¯å†…éƒ¨ãƒ‡ãƒ¼ã‚¿ãŒã„ã‚ã„ã‚å…¥ã£ã¦ã‚‹ã‹ã‚‰å¤–éƒ¨ã®äººã«ã¯è¦‹ã›ã‚‰ã‚Œãªã„ã‘ã©ã€ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹
hirose31 2010/01/22
core dump stack trace, see also: http://d.hatena.ne.jp/hirose31/20090930/1254299645

mysql

gdb
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ã„ã‚„ãªãƒ–ãƒã‚°: gdb ã® gcore ã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ã†
gdb ã® gcore ã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ã† ãƒ‡ãƒãƒƒã‚¬ã®ç†è«–ã¨å®Ÿè£…ã‚’èªã‚“ã§ä»¥æ¥ã€ãƒ‡ãƒãƒƒã‚¬ã‚’ã‚‚ã£ã¨æ´»ç”¨ã—ã‚ˆã†ã¨ã„ã†æ„æ¬²ãŒã‚ã„ã¦ãã¾ã—ãŸã€‚ãã“ã§ã€gdb ã«ã¤ã„ã¦èª¿ã¹ã¦ã„ã‚‹ã¨ã€ gcore (generate-core-file) ã¨ã„ã†ã‚³ãƒžãƒ³ãƒ‰ã‚’è¦‹ã¤ã‘ã¾ã—ãŸã€‚ gcore ã¯å®Ÿè¡Œä¸ã®ãƒ—ãƒã‚»ã‚¹ã® core ã‚’ç”Ÿæˆã™ã‚‹ gdb ã®ã‚³ãƒžãƒ³ãƒ‰ã§ã™ã€‚é€šå¸¸ã€ core ãƒ•ã‚¡ã‚¤ãƒ«ã¯ãƒ—ãƒã‚°ãƒ©ãƒ ãŒç•°å¸¸çµ‚äº†ã—ãŸã¨ãã«ã‚«ãƒ¼ãƒãƒ«ã«ã‚ˆã£ã¦ç”Ÿæˆã•ã‚Œã¾ã™ãŒã€gdb ã® gcore ã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ãˆã°å®Ÿè¡Œä¸ã®ãƒ—ãƒã‚»ã‚¹ã‚’çµ‚äº†ã•ã›ã‚‹ã“ã¨ãªã core ãƒ•ã‚¡ã‚¤ãƒ«ã‚’ç”Ÿæˆã§ãã¾ã™ã€‚ gcore ã‚³ãƒžãƒ³ãƒ‰ã¯æ¬¡ã®ã‚ˆã†ã«ä½¿ã„ã¾ã™ã€‚ % gdb (gdb) attach PID (gdb) gcore core (gdb) detach ã¾ãš attach ã‚³ãƒžãƒ³ãƒ‰ã§ PID ã‚’æŒ‡å®šã—ã¦å®Ÿè¡Œä¸ã®ãƒ—ãƒã‚»ã‚¹ã«ã‚¢ã‚¿ãƒƒãƒã—ã¾ã™ (gdb -p PID ã§èµ·
hirose31 2009/07/01
gdb
ãƒªãƒ³ã‚¯
Emacs + GDB ãƒãƒ¼ãƒˆã‚·ãƒ¼ãƒˆ - higepon blog
Emacs + GDB ã‚’åˆ©ç”¨ã—ãŸã„ãªã‚‰ã°ã€ä½•ã‚ˆã‚Šã‚‚ GNU Emacs Manual: Debuggersï¼ˆè‹±èªžï¼‰ ã‚’èªã‚€ã“ã¨ã‚’å¼·ããŠã™ã™ã‚ã—ã¾ã™ã€‚ å’Œè¨³ã‚‚å˜åœ¨ã—ã¾ã™ãŒå†…å®¹ãŒå¤ãã€ãƒžã‚¦ã‚¹ã‚’åˆ©ç”¨ã—ãŸæ“ä½œã‚„ã‚°ãƒ©ãƒ•ã‚£ã‚«ãƒ«ãªæ©Ÿèƒ½ã«ã¤ã„ã¦ã®è¨˜è¿°ãŒã‚ã‚Šã¾ã›ã‚“ã§ã—ãŸã€‚ ãƒžãƒ‹ãƒ¥ã‚¢ãƒ«ã‚’èªã‚“ã§ç†è§£ã—ãŸã‚ã¨ã¯å®Ÿè·µã§è¦šãˆã¦ã„ãã‚ã‘ã§ã™ãŒã€ä»¥ä¸‹ã«ã¾ã¨ã‚ãŸãƒãƒ¼ãƒˆã‚·ãƒ¼ãƒˆã‚’åˆ©ç”¨ã™ã‚Œã°æ™‚é–“ãŒç¯€ç´„ã§ãã‚‹ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ã€‚ ã‚‚ã—ã‚‚ä¾¿åˆ©ãªæ©Ÿèƒ½ã«é–¢ã—ã¦æ¼ã‚ŒãŒã‚ã‚Œã°æ˜¯éžæ•™ãˆã¦ãã ã•ã„ã€‚ .emacs ;;; GDB é–¢é€£ ;;; æœ‰ç”¨ãªãƒãƒƒãƒ•ã‚¡ã‚’é–‹ããƒ¢ãƒ¼ãƒ‰ (setq gdb-many-windows t) ;;; å¤‰æ•°ã®ä¸Šã«ãƒžã‚¦ã‚¹ã‚«ãƒ¼ã‚½ãƒ«ã‚’ç½®ãã¨å€¤ã‚’è¡¨ç¤º (add-hook 'gdb-mode-hook '(lambda () (gud-tooltip-mode t))) ;;; I/O ãƒãƒƒãƒ•ã‚¡ã‚’è¡¨ç¤º (setq gdb-use
hirose31 2009/05/06
gdb
ãƒªãƒ³ã‚¯
Perlãƒ—ãƒã‚°ãƒ©ãƒžã®ãŸã‚ã®gdbå…¥é–€(at Shibuya.pm #9 LT) - ã¨ã‚ã‚‹ã¯ã¦ãªç¤¾å“¡ã®æ—¥è¨˜
å…ˆæ—¥ã®Shibuya.pm #9ã®Lightening Talkã§ã€Œgdbã§XS on mod_perlã‚’ãƒ‡ãƒãƒƒã‚°ã€ã¨ã„ã†è©±ã‚’ã—ã¦ãã¾ã—ãŸã€‚XSã‚’ä½¿ã„å‡ºã™ã¨ã€å¾“æ¥ã®Perlçš„ãƒ‡ãƒãƒƒã‚°ã ã‘ã§ã¯ä¸ååˆ†ãªã®ã§gdbã‚’ã†ã¾ãä½¿ã£ã¦ã€åŠ¹çŽ‡çš„ã«ãƒ‡ãƒãƒƒã‚°ã—ã¾ã—ã‚‡ã†ã€ã¨ã„ã†è©±ã§ã™ã€‚å®Ÿã¯ã€ã¯ã¦ãªç¤¾å†…ã§ã¯1å¹´è¿‘ãå‰ã«å‹‰å¼·ã§è©±ã—ãŸãƒã‚¿ã ã£ãŸã®ã§ã™ãŒã€ã‚ˆã†ã‚„ãå…¬é–‹ã™ã‚‹ã“ã¨ãŒã§ãã¾ã—ãŸã€‚ Shibuya.pmã§ã¯5åˆ†ã¨ã„ã†æž ãŒã‚ã£ãŸã®ã§ã‚·ãƒ§ãƒ¼ãƒˆver.ã§ã—ãŸãŒã€ã“ã“ã§ã¯åˆ¶é™ã¯ãªã„ã®ã§ã€æœ¬æ¥ã®ãƒãƒ³ã‚°ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã®è³‡æ–™ã‚’ã‚¢ãƒƒãƒ—ã—ã¾ã™ã€‚ã¡ã‚‡ã£ã¨å…¬é–‹ã§ããªã„æƒ…å ±ãŒæ··ã£ã¦ã„ãŸã®ã§ã€xxxã§éš ã—ã¦ã„ã¾ã™ãŒã€ã”äº†æ‰¿ãã ã•ã„ã€‚ ã¡ãªã¿ã«ã€Rubyã¨ã‹ã§ã‚‚ä¼¼ãŸæ„Ÿã˜ã§ãƒ‡ãƒãƒƒã‚°ã§ãã‚‹ã¨æ€ã†ã®ã§ã€ãã¡ã‚‰ã®äººã‚‚å‚è€ƒã«ã—ã¦ãã ã•ã„ã€‚é•·ã„ã‚ˆ!ã¨ã„ã†äººã¯ã€æœ€å¾Œã®ã€Œã“ã‚Œã¯è¨å®šã—ã¦ãŠã‘çš„gdbåˆæœŸåŒ–ãƒžã‚¯ãƒã€ã ã‘ã§ã‚‚ã©ã†ãžã€‚ã‹ãªã‚Šä¾¿åˆ©ã§ã™ã€‚ (è³‡æ–™å…¬é–‹ãŒ
hirose31 2008/06/30
xs

shibuya.pm

gdb

perl
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1