[B! ã‚µãƒ¼ãƒç®¡ç†] toritori0318ã®ãƒ

toritori0318 id:toritori0318

ã‚µãƒ¼ãƒç®¡ç†ã«é–¢ã™ã‚‹toritori0318ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (7)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

ã‚µãƒ¼ãƒç®¡ç†ã‚’ä¸€å…ƒåŒ–ã€‚ã‚¹ãƒ†ãƒ¼ã‚¿ã‚¹ç®¡ç†ã‚‚ã§ãã‚‹Â·ã¨ã‚Šãã‚‰ãµ MOONGIFT
ã¨ã‚Šãã‚‰ãµã¯è¤‡æ•°ã®ã‚µãƒ¼ãƒæƒ…å ±ã‚’ä¸€å…ƒçš„ã«ç®¡ç†ã—ã€ãã®é‹ç”¨çŠ¶æ…‹ã‚‚ãƒ¢ãƒ‹ã‚¿ãƒªãƒ³ã‚°ã§ãã‚‹ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã§ã™ã€‚ Webã‚µãƒ¼ãƒ“ã‚¹ãŒå¤§ãããªã£ã¦ã„ãã®ã«å¾“ã£ã¦ã€ã‚µãƒ¼ãƒã®å°æ•°ã‚‚å¢—ãˆã¦ã„ãã¾ã™ã€‚ãã†ã—ãŸã‚µãƒ¼ãƒç¾¤ã®ç®¡ç†ã«ã¤ã„ã¦ã¯ä¼æ¥ç‹¬è‡ªã®å–ã‚Šçµ„ã¿ãŒã„ã‚ã„ã‚è¡Œã‚ã‚Œã¦ã„ã¾ã™ãŒã€ã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ã¨ã—ã¦å…¬é–‹ã•ã‚ŒãŸã®ãŒã¨ã‚Šãã‚‰ãµã§ã™ã€‚ ãƒˆãƒƒãƒ—ãƒšãƒ¼ã‚¸ã§ã™ã€‚GitHubã®ã‚¢ã‚«ã‚¦ãƒ³ãƒˆèªè¨¼ã§ãƒã‚°ã‚¤ãƒ³ã§ãã¾ã™ã€‚ ã‚¢ã‚¯ãƒ†ã‚£ãƒ“ãƒ†ã‚£ã§ã™ã€‚ãƒã‚°ã‚‚ç¢ºèªã§ãã¾ã™ã€‚ æä¾›ã—ã¦ã„ã‚‹ã‚µãƒ¼ãƒ“ã‚¹ã®ä¸€è¦§ã€‚ ç·¨é›†ã§ãã¾ã™ã€‚Muninã®URLã‚’è¨å®šã™ã‚‹ã‚ˆã†ã«ãªã£ã¦ã„ã¾ã™ã€‚ ãƒãƒ¼ãƒ«ã®è¨å®šã§ã™ã€‚ ãƒ›ã‚¹ãƒˆã®ä¸€è¦§ã§ã™ã€‚ ãƒ›ã‚¹ãƒˆã®è©³ç´°ç”»é¢ã§ã™ã€‚ ã¨ã‚Šãã‚‰ãµã¯è¤‡æ•°ã®ã‚µãƒ¼ãƒã®ã‚¹ãƒ†ãƒ¼ã‚¿ã‚¹ã€æä¾›ã—ã¦ã„ã‚‹ã‚µãƒ¼ãƒ“ã‚¹ã‚’ä¸€ã¤ã®ç”»é¢ã§ç®¡ç†ã§ãã‚‹ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã§ã™ã€‚ãƒ‡ãƒ—ãƒã‚¤å¯¾è±¡ã®ãƒ›ã‚¹ãƒˆç®¡ç†ã‚‚è¡Œã„ã€Capistranoãªã©ã¨é€£æºã—ã¾ã™ã€‚ä¸€å®šæ•°ä»¥ä¸Šã®ã‚µãƒ¼ãƒç®¡ç†ã‚’è¡Œã†ã‚ˆã†ã«ãªã£ãŸã‚‰ç«‹ã¡ä¸Šã’ãŸã„ã‚½ãƒ•ãƒˆ
toritori0318 2012/11/15
ã‚µãƒ¼ãƒç®¡ç†

Triglav
ãƒªãƒ³ã‚¯
ã‚µãƒ¼ãƒç®¡ç†ã®ä»•çµ„ã¿ã‚’ä½œã‚Šå§‹ã‚ãŸè©± - Kentaro Kuribayashi's blog
å…ˆæ—¥(10/9)ã€riywoã•ã‚“ã•ã‚“ã®å‘¼ã³ã‹ã‘ã«ã‚ˆã‚Šã€ã‚µãƒ¼ãƒç®¡ç†ã‚’ã©ã†ã‚„ã£ãŸã‚‰ã„ã„æ„Ÿã˜ãªã‚‹ã‹ã‚’è©±ã—åˆã†ä¼šãŒã‚‚ãŸã‚Œã¾ã—ãŸã€‚åƒ•ã¯ã€ç›´æŽ¥ã‚µãƒ¼ãƒç®¡ç†ã‚’ã‚„ã£ã¦ã„ã‚‹ã‚ã‘ã§ã¯ãªã„ã®ã§ã™ãŒã€ç¤¾å†…ã§ãã†ã„ã†ã®æ¬²ã—ã„ã¨ã„ã†è©±ã‚’ã—ã¦ã„ã¦ã€ãƒ„ãƒ¼ãƒ«ã‚’ä½œã‚ŠãŸã„ã¨ã„ã£ã¦ã„ãŸã®ã§ã€å‚è€ƒã«ãªã‚Œã°ã¨ã„ã†ã‚ã‘ã§ã€ãŠèª˜ã„ã„ãŸã ã„ã¦å‚åŠ ã—ã¦ããŸã®ã§ã—ãŸã€‚ riywoã•ã‚“ã‹ã‚‰ã€å©ãå°ã¨ã—ã¦ãƒ›ã‚¹ãƒˆã®ã‚ãƒ¼ã‚’å…ƒã«ã—ãŸçµ±åˆçš„ãªAPIã®æ§‹æƒ³ã‚’å›³å¼åŒ–ã—ãŸã‚¹ãƒ©ã‚¤ãƒ‰ã‚’æç¤ºã—ã¦ã„ãŸã ã„ãŸå¾Œã€ç®¡ç†ã‚·ã‚¹ãƒ†ãƒ ã®ä¸»ãªãƒ¦ãƒ¼ã‚¹ã‚±ãƒ¼ã‚¹ã‚„ã€å„ç¤¾ã®å®Ÿéš›ã®ç®¡ç†æ‰‹æ³•ãªã©ã‚’ã„ã‚ã„ã‚ãŠè©±ã‚’ã†ã‹ãŒã„ã¾ã—ãŸã€‚åƒ•ãªã©ã€ã‚¤ãƒ³ãƒ•ãƒ©çš„ãªçŸ¥è˜ã«ä¹ã—ã„ã‚‚ã®ã§ã€ã“ã‚Œã¯ãªã‹ãªã‹å¤§å¤‰ãªã“ã¨ã ãªã‚ã¨ã„ã†ã®ãŒã‚ã‚‰ãŸã‚ã¦ã‚ã‹ã‚Šã¾ã—ãŸã€‚ çµ„ç¹”ä½“åˆ¶ã‚„çµŒç†ãƒ«ãƒ¼ãƒ«ã®è¤‡é›‘æ€§ãŒå„ç¤¾ã§ã ã„ã¶é•ã† ã‚µãƒ¼ãƒã®æƒ…å ±ã¨ã—ã¦å¿…è¦ãªå±žæ€§ãŒå„ç¤¾ã§ã ã„ã¶é•ã† ãã‚‚ãã‚‚ã‚µãƒ¼ãƒã®æƒ…å ±ãŒè¤‡é›‘ æ—¢ã«ã‚ã‚‹ãªã‚“ã‚‰ã‹ã®ç®¡ç†ã®ä»•çµ„ã¿ã¨ã®æ•´åˆæ€§ã‚’å–ã‚‹
toritori0318 2012/10/21
ã‚µãƒ¼ãƒç®¡ç†

rails
ãƒªãƒ³ã‚¯
ã¤ã„ã«ã‚„ã‚‰ã‹ã—ãŸ rm -rf / - é…’æ—¥è¨˜ ã¯ã¦ãªæ”¯åº—
UNIX ã® root ãªã‚‰èª°ã‚‚ãŒå¿…ãšä¸€åº¦ã¯ã‚„ã‚‹ã¨ã„ã†ã€rm -rf / ã‚’ã¤ã„ã«ã‚„ã£ãŸã€‚rootæ´10å¹´ã«ã—ã¦â€¦â€¦ ç¤¾å†…ã®é–‹ç™ºã‚µãƒ¼ãƒã ã£ãŸã®ãŒä¸å¹¸ä¸ã®å¹¸ã„ã§ã¯ã‚ã£ãŸãŒã€‚ vsftpd ã§ãƒ›ãƒ¼ãƒ ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªãŒãªã„æ™‚ã®æŒ™å‹•ã‚’ç¢ºèªã—ãŸãã¦ã€ãƒ†ã‚¹ãƒˆç”¨ã®ãƒ¦ãƒ¼ã‚¶ fujiwara2 ã® home ã‚’ mv ã—ã‚ˆã†ã¨ã€ # mv /home/fujiwara2 /ã“ã“ã¾ã§æ‰“ã¡è¾¼ã‚“ã§ã€ã‚„ã£ã± mv ã˜ã‚ƒãªãã¦ rm ã§ã„ã„ã‚„ã€ã¨æ€ã„ç›´ã—ã¦ # rm -rf /home/fujiwara2 /æœ€å¾Œã® / ã‚’ä»˜ã‘ãŸã¾ã¾ã§å®Ÿè¡Œã—ã¦ã—ã¾ã£ãŸâ€¦â€¦ ãªã‚“ã‹è¿”ã£ã¦ã“ãªã„ãª? ã¨æ€ã£ã¦æ°—ãŒä»˜ã„ã¦ã€æ…Œã¦ã¦ã‚ãƒ£ãƒ³ã‚»ãƒ«ã¯ã—ãŸã®ã ãŒã€æ™‚æ—¢ã«é…ã—ã€‚ /dev /etc ã‚ãŸã‚ŠãŒã”ã£ãã‚Šæ¶ˆãˆãŸã€‚ãªã‚“ã§ã‹ /bin /boot ã¯æ®‹ã£ã¦ãŸã€‚ ã“ã‚Œã¾ãŸå¹¸ã„ã¨ã„ã†ã‹ã€ã“ã®ãƒ›ã‚¹ãƒˆã¯ VMware ã®ãƒãƒ¼ãƒãƒ£ãƒ«ãƒžã‚·ãƒ³ã ã£ãŸã®ã§ã€2007å¹´7
toritori0318 2011/04/12
ã‚µãƒ¼ãƒç®¡ç†
ãƒªãƒ³ã‚¯
å„ªã‚ŒãŸMySQL DBAã‚’è¦‹åˆ†ã‘ã‚‹27+3ã®è³ªå•
ã€Œå„ªã‚ŒãŸPerlãƒ—ãƒã‚°ãƒ©ãƒžã‚’è¦‹åˆ†ã‘ã‚‹27ã®è³ªå•ã€ã®æ—¥æœ¬èªžè¨³ã¨ã„ã†ã‚¨ãƒ³ãƒˆãƒªãŒäººæ°—ã ã£ãŸã®ã§ã€MySQLç‰ˆã‚’ã‚„ã£ã¦ã¿ãŸã€‚é¡Œã—ã¦ã€ã€Œå„ªã‚ŒãŸMySQL DBAã‚’è¦‹åˆ†ã‘ã‚‹27+3ã®è³ªå•ï¼ˆæ¼¢ãƒãƒ¼ã‚¸ãƒ§ãƒ³ï¼‰ã€ã€‚è…•ã«è¦šãˆã®ã‚ã‚‹äººã¯ãœã²è©¦ã—ã¦ã¿ã¦æ¬²ã—ã„ã€‚ MySQLã®ã‚µãƒ¼ãƒãƒ¼ãƒ—ãƒã‚»ã‚¹ã¯ã„ãã¤ã‚ã‚‹ï¼Ÿ rootãƒ¦ãƒ¼ã‚¶ãƒ¼ã®ãƒ‘ã‚¹ãƒ¯ãƒ¼ãƒ‰ã‚’å¿˜ã‚ŒãŸã¨ãã®å›žå¾©æ‰‹é † MySQLã‚’ã‚ªãƒ³ãƒ©ã‚¤ãƒ³ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã™ã‚‹æ–¹æ³•ã‚’3ã¤ã€‚ï¼ˆã‚‚ã£ã¨ã§ã‚‚å¯ï¼‰ InnoDBã®ãƒ‡ãƒ¼ã‚¿ãƒ•ã‚¡ã‚¤ãƒ«ãŒä½œæˆå¯èƒ½ãªå ´æ‰€ã¯ã©ã“ã‹ã€‚ InnoDBã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã®åˆ†é›¢ãƒ¬ãƒ™ãƒ«ã¯ï¼Ÿ ãƒã‚¯ã‚¹ãƒˆã‚ãƒ¼ãƒãƒƒã‚¯ã«ã¤ã„ã¦èª¬æ˜Žã›ã‚ˆã€‚ ãƒãƒ¼ãƒ«ãƒãƒƒã‚¯ã‚»ã‚°ãƒ¡ãƒ³ãƒˆã«ã¯ã©ã®ã‚ˆã†ãªãƒ‡ãƒ¼ã‚¿ãŒæ ¼ç´ã•ã‚Œã‚‹ã‹ï¼Ÿ InnoDBã§ãƒ‡ãƒƒãƒ‰ãƒãƒƒã‚¯ãŒç™ºç”Ÿã—ãŸã¨ãã®æŒ™å‹•ã€ãŠã‚ˆã³è©³ç´°ãªçŠ¶æ…‹ã‚’ç¢ºèªã™ã‚‹æ–¹æ³•ã€‚ MyISAMãŒã‚µãƒãƒ¼ãƒˆã—ã¦ã„ã‚‹ç‰¹æ®Šãªã‚¤ãƒ³ãƒ‡ãƒƒã‚¯ã‚¹2ã¤ã€‚ MySQLã«ãŠã‘ã‚‹ãƒ†ãƒ¼ãƒ–ãƒ«1è¡Œã‚ãŸã‚Šã®æœ€å¤§ã‚µã‚¤ã‚ºã€‚ æ§‹æˆå¯èƒ½ãªãƒ¬ãƒ—
toritori0318 2011/03/09
mysql

ã‚µãƒ¼ãƒç®¡ç†
ãƒªãƒ³ã‚¯
Disk I/Oã®ä½¿ç”¨çŽ‡ã‚’ç›£è¦–ã™ã‚‹ãƒ¯ãƒ³ãƒ©ã‚¤ãƒŠãƒ¼ - kazuhoã®ãƒ¡ãƒ¢ç½®ãå ´
iostat -x ã® %util ã‚’ç›£è¦–ã—ã¦ã—ãã„å€¤ã‚’è¶…ãˆãŸã‚‰ã‚¢ãƒ©ãƒ¼ãƒˆãƒ¡ãƒ¼ãƒ«é£›ã°ã—ãŸã„ãªãã¨æ€ã£ã¦ crontab æ›¸ã„ãŸã€‚ã“ã‚“ãªæ„Ÿã˜ã€‚ */5 * * * * perl -wle 'my $s = `/usr/bin/iostat -xk /dev/sd[abc] 270 2 | tail -4`; print $s if $s =~ m{\s(?:[0-9]{3}|[5-9][0-9])\.[0-9]+$}m'ãƒã‚¤ãƒ³ãƒˆã¯ã€ iostat ã®å¾Œã‚ã‹ã‚‰ï¼’ã¤ç›®ã®å¼•æ•°ãŒã‚µãƒ³ãƒ—ãƒªãƒ³ã‚°ã‚’è¡Œã†ç§’æ•° tail ã§ ãƒ‡ãƒã‚¤ã‚¹æ•°+1 ã™ã‚‹ã“ã¨ã§ã€æœ€å¾Œã®ã‚µãƒ³ãƒ—ãƒ«ã‚’å–ã‚Šå‡ºã™ æ£è¦è¡¨ç¾ã§50%ä»¥ä¸Šã ã£ãŸå ´åˆã«æ¨™æº–å‡ºåŠ›ã« iostat ã®çµæžœã‚’å‡ºã™ï¼ãƒ¡ãƒ¼ãƒ«é€ä¿¡
toritori0318 2010/09/15
ã‚µãƒ¼ãƒç®¡ç†

ç›£è¦–

ãƒ¯ãƒ³ãƒ©ã‚¤ãƒŠãƒ¼
ãƒªãƒ³ã‚¯
æœˆé–“57å„„PVã€300å°ã®ã‚µãƒ¼ãƒã‚’é‹ç”¨ã™ã‚‹ãƒŸãƒ„ãƒãƒãƒ¯ãƒ¼ã‚¯ã‚¹ãŒç·¨ã¿å‡ºã—ãŸã‚¤ãƒ³ãƒ•ãƒ©æŠ€è¡“
ãƒŸãƒ„ãƒãƒãƒ¯ãƒ¼ã‚¯ã‚¹ã®ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã¯ã€ã€Œæœˆé–“57å„„PVã€ã¨ã„ã†å·¨å¤§ãªãƒˆãƒ©ãƒ•ã‚£ãƒƒã‚¯ã‚’ã•ã°ããŸã‚ã€ã•ã¾ã–ã¾ãªæŠ€è¡“ã‚’é§†ä½¿ã—ã¦ã‚¤ãƒ³ãƒ•ãƒ©ã‚’æ§‹ç¯‰ã—ã¦ã„ã‚‹ã€‚ä¸»ã¨å‰¯ã®2æœ¬ç«‹ã¦ã§ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’é‹ç”¨ã—ã€300å°ã®ã‚µãƒ¼ãƒã‚’ä½¿ã„ãªãŒã‚‰ã€Œè² è·ã®é™ç•Œã€ã«æŒ‘ã‚€ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã«ã€æŠ€è¡“ãƒŽã‚¦ãƒã‚¦ã‚’èžãã€‚ ãƒŸãƒ„ãƒãƒãƒ¯ãƒ¼ã‚¯ã‚¹ãŒé‹å–¶ã™ã‚‹ã‚±ãƒ¼ã‚¿ã‚¤ãƒ–ãƒã‚°ã‚µãƒ¼ãƒ“ã‚¹ã€ŒDECOLOGã€ã¯ã€ç•°è‰²ã®ã‚µãƒ¼ãƒ“ã‚¹ã§ã‚ã‚‹ã€‚10ä»£å¾ŒåŠã‹ã‚‰20ä»£å‰åŠã®å¥³æ€§ã«æœ€ã‚‚äººæ°—ã®ã‚ã‚‹ã‚±ãƒ¼ã‚¿ã‚¤ãƒ–ãƒã‚°ã‚µãƒ¼ãƒ“ã‚¹ã§ã€ã€Œãƒ‡ã‚³ãƒ¡ãƒ¼ãƒ«ã€ãªã©ã‚’åˆ©ç”¨ã—ã¦ã€ã‹ã‚ã„ãã‚«ãƒ©ãƒ•ãƒ«ãªãƒ–ãƒã‚°ã‚’ä½œæˆã§ãã‚‹ã€‚åºƒå‘ŠåŸºæº–ã‚’åŽ³ã—ãã™ã‚‹ã“ã¨ã§å¥³æ€§ãƒ¦ãƒ¼ã‚¶ãƒ¼ã«ã‚‚ä¸å®‰ãªãä½¿ã£ã¦ã‚‚ã‚‰ãˆã‚‹ã‚ˆã†ãªå®‰å¿ƒæ„Ÿã‚’ä½œã‚Šå‡ºã—ã€å£ã‚³ãƒŸã ã‘ã§ã˜ã‚ã˜ã‚ã¨ã‚¢ã‚¯ã‚»ã‚¹æ•°ã‚’ä¼¸ã°ã—ã¦ããŸã€‚ çµæžœã€2010å¹´7æœˆå®Ÿç¸¾ã§æœˆé–“57å„„PVï¼ˆãƒšãƒ¼ã‚¸ãƒ“ãƒ¥ãƒ¼ï¼‰è¶…ã€æƒ³å®š800ä¸‡UUï¼ˆãƒ¦ãƒ‹ãƒ¼ã‚¯ãƒ¦ãƒ¼ã‚¶ãƒ¼ï¼‰ã€ä¼šå“¡ç™»éŒ²è€…æ•°180ä¸‡ä»¶ã¨ã€ã‚±ãƒ¼ã‚¿ã‚¤ãƒ–ãƒã‚°ã‚µã‚¤ãƒˆã§ã¯å›½å†…æœ€å¤§ã®ã‚µãƒ¼ãƒ“ã‚¹ã¨ã—
toritori0318 2010/09/05
ã‚¤ãƒ³ãƒ•ãƒ©

ã‚µãƒ¼ãƒç®¡ç†
ãƒªãƒ³ã‚¯
ã‚½ãƒ¼ã‚¹ã‹ã‚‰è‡ªå‰ãƒ“ãƒ«ãƒ‰ã—ãŸã‚½ãƒ•ãƒˆã‚¦ã‚¨ã‚¢ã®åŠ¹çŽ‡çš„ãªç®¡ç†æ–¹æ³• - ï¼ˆã²ï¼‰ãƒ¡ãƒ¢
ã¼ãã¯é•·å¹´ã“ã†ã„ã†æ–¹æ³•ã§ç®¡ç†ã—ã¦ã¾ã™ã‚ˆã€ã¨ã„ã†ãŠè©±ã§ã™ã€‚Linuxã§ã™ã€‚ ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªãƒ¬ã‚¤ã‚¢ã‚¦ãƒˆæ¦‚è¦³ ãŸã¨ãˆã°ã€asoã¨bmdã¨ã„ã†åå‰ã®ã‚½ãƒ•ãƒˆã‚¦ã‚¨ã‚¢ã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¦ã„ã‚‹çŠ¶æ…‹ã¯ã“ã‚“ãªæ„Ÿã˜: /usr/local/ â”¬ app/ â”¬ aso â†’ aso-1.3 â”‚ â”œ aso-1.2/ â”¬ bin/ â”¬ armored â”‚ â”‚ â”‚ â”” scrum â”‚ â”‚ â”œ sbin/ â”€ syd â”‚ â”‚ â”” share/ â”€ man/ â”‚ â”œ aso-1.3/ â”¬ bin/ â”¬ armored â”‚ â”‚ â”‚ â”” scrum â”‚ â”‚ â”œ sbin/ â”€ syd â”‚ â”‚ â”” share/ â”€ man/ â”‚ â”œ bmd â†’ bmd-2.0 â”‚ â”” bmd-2.0/ â”¬ bin/ â”€ tri â”‚ â”œ include/ â”€ angle.h â”‚ â”” lib/libsnk.so.2.0.0 â”œ bin/ â”¬ armor
toritori0318 2010/07/28
ã‚¤ãƒ³ãƒ•ãƒ©

ã‚µãƒ¼ãƒç®¡ç†

Linux
ãƒªãƒ³ã‚¯
1