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atsuizo id:atsuizo

Linuxã«é–¢ã™ã‚‹atsuizoã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (80)

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IIJ ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯æœ¬éƒ¨ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚µãƒ¼ãƒ“ã‚¹éƒ¨æ‰€å±žã€‚ ãƒ¡ãƒ¼ãƒ«ã‚µãƒ¼ãƒ“ã‚¹ã®é‹ç”¨æ¥å‹™ã«å¾“äº‹ã—ã€æ—¥ã€…ä¸–ç•Œã®æ‚ªã¨æˆ¦ã†ä¸€å…ã®çˆ¶è¦ªã€‚ç¤¾å†… Power Automate ã‚¨ãƒãƒ³ã‚¸ã‚§ãƒªã‚¹ãƒˆ(è‡ªç§°)ã€‚M3AAWG member / openSUSE Users / WIDE Project ãƒ¡ãƒ³ãƒãƒ¼ã€‚è¶£å‘³ã¯å¤§å–œåˆ©ã€‚ã¯ãŒãè·äººã€‚ ã€IIJ 2024 TECHã‚¢ãƒ‰ãƒ™ãƒ³ãƒˆã‚«ãƒ¬ãƒ³ãƒ€ãƒ¼ 12/12ã®è¨˜äº‹ã§ã™ã€‘ VirtualBoxã‚„VMwareã®ã‚ˆã†ãªä»®æƒ³ç’°å¢ƒã«Linuxã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ãŸã‚ã¨ã€ãã®ã¾ã¾ã‚³ãƒ³ã‚½ãƒ¼ãƒ«ï¼ˆtty1ï¼‰ã§ã‚ªãƒšãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã™ã‚‹ã«ã¯æ“ä½œã—ã¥ã‚‰ã„ã®ã§SSHã§ãƒã‚°ã‚¤ãƒ³ã—ã¦æ“ä½œã—ãŸã„ã€ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã¯DHCPã§è‡ªå‹•çš„ã«IPã‚¢ãƒ‰ãƒ¬ã‚¹ãŒæŒ¯ã‚‰ã‚Œã¦ã„ã‚‹ã®ã§ã€1å›žã ã‘ãƒã‚°ã‚¤ãƒ³ã—ã¦ip adã‚„ ifconfigâ€¦ãªã‚“ã¦ã“ã¨ã‚’ã—ã¦ã„ã¾ã›ã‚“ã‹? ç§ã¯ä½•åº¦ã‚‚ã—ã¦ã„ã¾ã™ã€‚ ãã‚“ãªã¨ãã¯/etc/issueãƒ•ã‚¡ã‚¤ãƒ«ã‚’ç·¨é›†ã—ã‚ˆã†ã€‚
atsuizo 2024/12/13
linux
ãƒªãƒ³ã‚¯
Linux Networking Tools: 101
Representation Learning for Scale-free Networks: ã‚¹ã‚±ãƒ¼ãƒ«ãƒ•ãƒªãƒ¼ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã«å¯¾ã™ã‚‹è¡¨ç¾å¦ç¿’
atsuizo 2020/09/05
linux

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Linux,UNIXã§mkdirã¨dateã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ã£ã¦å½“æ—¥ã®ä½œæ¥ç”¨ãƒ•ã‚©ãƒ«ãƒ€(20XXMMDD)ã‚’ä¸€ç™ºã§ä½œæˆã€æŒ‡å®šã™ã‚‹æ–¹æ³• | ä¿ºçš„å‚™å¿˜éŒ² ã€œãªã‚“ã‹ã„ã‚ã„ã‚ã€œ
Blog 201412 Linux,UNIXã§mkdirã¨dateã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ã£ã¦å½“æ—¥ã®ä½œæ¥ç”¨ãƒ•ã‚©ãƒ«ãƒ€(20XXMMDD)ã‚’ä¸€ç™ºã§ä½œæˆã€æŒ‡å®šã™ã‚‹æ–¹æ³• ã‚µãƒ¼ãƒä¸Šã§ä½œæ¥ã™ã‚‹éš›ã€è‰¯ãã‚„ã‚‹ã®ãŒä½œæ¥å½“æ—¥ã®æ—¥ä»˜ã§ãƒ•ã‚©ãƒ«ãƒ€(ä¾‹ï¼š20141201ãªã©)ã‚’ä½œæˆã—ã€ãã“ã«ãƒãƒƒã‚¯ã‚¢ãƒƒãƒ—ã—ãŸè¨å®šãƒ•ã‚¡ã‚¤ãƒ«ã‚„ä½œæ¥ã«ä½¿ã†ãƒ•ã‚¡ã‚¤ãƒ«ã‚’è¨ç½®ã™ã‚‹ã“ã¨ã€‚ ãŸã ã€"ä½œæ¥å½“æ—¥ã®æ—¥ä»˜"ã¨ãªã‚‹ã¨äº‹å‰ã«ç”¨æ„ã—ã¦ã‚ã‚‹æ‰‹é †æ›¸ã§ã¯ç›´æŽ¥è¨˜è¿°å‡ºæ¥ãªã„ãŸã‚ã€æ¯Žå›žãã®éƒ¨åˆ†ã¯ã‚³ãƒžãƒ³ãƒ‰ã®ã‚³ãƒ”ãƒ¼&ãƒšãƒ¼ã‚¹ãƒˆã§ã¯ç„¡ãã€æ‰‹å‹•ã§å…¥åŠ›ã¨ãªã£ã¦ã—ã¾ã†ã€‚ ã“ã‚Œã¯ã¡ã‚‡ã£ã¨é¢å€’ãªã®ã§ã€ã‚³ãƒžãƒ³ãƒ‰ã‚’ã‚³ãƒ”ãƒ¼&ãƒšãƒ¼ã‚¹ãƒˆã§ä¸€ç™ºã§å½“æ—¥ã®ä½œæ¥ç”¨ãƒ•ã‚©ãƒ«ãƒ€ã‚’ä½œæˆã™ã‚‹ã‚³ãƒžãƒ³ãƒ‰ã«ã¤ã„ã¦è¨˜è¿°ã™ã‚‹ã€‚ ã¨ã„ã£ã¦ã‚‚ã€dateã‚³ãƒžãƒ³ãƒ‰ã‚’ã€Œ`(ãƒãƒƒã‚¯ã‚¯ã‚©ãƒ¼ãƒ†ãƒ¼ã‚·ãƒ§ãƒ³)ã€ã§å›²ã‚“ã§ã€æ•´å½¢ã—ã¦å‡ºåŠ›ã•ã›ã‚‹ã ã‘ãªã‚“ã ã‘ã©ãã€‚ã€‚ã€‚ 1.ä½œæ¥ç”¨ãƒ•ã‚©ãƒ«ãƒ€ã®ä½œæˆ ä½œæ¥ç”¨ãƒ•ã‚©ãƒ«ãƒ€ã‚’ä½œæˆã™ã‚‹å ´åˆã¯ã€ä»¥ä¸‹ã®ã‚ˆã†ã«ã‚³ãƒžãƒ³ãƒ‰ã‚’å®Ÿè¡Œã™ã‚Œã°
atsuizo 2020/02/17
linux
ãƒªãƒ³ã‚¯
åŠå¹´å‰ã®è‡ªåˆ†ã«æ•™ãˆãŸã„ systemd ã®ãƒãƒžã‚Šã©ã“ã‚
https://connpass.com/event/130986/
atsuizo 2019/05/20
Systemd

linux
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[AWS]RHEL7 ã‚ˆãã‚ã‚‹åˆæœŸæ§‹ç¯‰è¨å®šã®ã‚³ãƒžãƒ³ãƒ‰è©°ã‚åˆã‚ã› | DevelopersIO
RHELå…¬å¼ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆã‚’å¼•ç”¨ã—ãŸã€RHEL7ã®ã‚ˆãã‚ã‚‹åˆæœŸè¨å®šã‚³ãƒžãƒ³ãƒ‰è©°ã‚åˆã‚ã›ãƒ‘ãƒƒã‚¯ã§ã™ã€‚AWSã®åˆæœŸè¨å®šã§ã”åˆ©ç”¨ã§ãã‚‹ã‚ˆã†ãªæƒ…å ±ã‚‚ä»˜åŠ ã—ã¦ã¾ã™ï¼ï¼ ã‚³ãƒ³ãƒ‹ãƒãƒã€åƒè‘‰ã§ã™ã€‚ æ˜”ã“ã‚“ãªè¨˜äº‹ã‚’æ›¸ãã¾ã—ãŸãŒã€ä»Šå›žã¯RHEL7ç‰ˆã‚’ãŠå±Šã‘ã—ã¾ã™ã€‚RHELå…¬å¼ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆã‚’å¼•ç”¨ã—ã¦ã„ã¾ã™ã®ã§ã€é‡Žè‰¯ã§ã¯ãªã„æƒ…å ±ã‚’ãŠå±Šã‘ã—ã¾ã™ã€‚ç¢ºèªã‚³ãƒžãƒ³ãƒ‰ã‚‚è¼‰ã›ã¦ã¾ã™ã®ã§ã”åˆ©ç”¨ãã ã•ã„ã€‚ [AWS]RHEL6åˆæœŸæ§‹ç¯‰è¨å®šãƒ»ã‚³ãƒžãƒ³ãƒ‰è©°ã‚åˆã‚ã› ã¯ã˜ã‚ã« åˆæœŸæ§‹ç¯‰ã£ã¦ã„ã£ã¦ã‚‚è‰²ã€…ã‚ã‚‹ã¨æ€ã„ã¾ã™ãŒã€ç§ãŒã‚„ã‚ŠãŸã‹ã£ãŸå¯¾è±¡ã¯ä»¥ä¸‹ã§ã™ã€‚ ãƒ›ã‚¹ãƒˆå æ™‚åˆ»åŒæœŸ æ–‡å—ã‚³ãƒ¼ãƒ‰ ã‚¿ã‚¤ãƒ ã‚¾ãƒ¼ãƒ³ åˆæœŸè¨å®š ã‚¿ã‚¤ãƒ ã‚¾ãƒ¼ãƒ³ ã‚¿ã‚¤ãƒ ã‚¾ãƒ¼ãƒ³ã¯ã€timedatectl set-timezoneã§è¨å®šã—ã¾ã™ã€‚ $ sudo timedatectl set-timezone Asia/Tokyo è¨å®šã—ãŸå†…å®¹ã‚’ç¢ºèªã—ã¦ã¿ã¾ã™ã€‚localãŒJSTã«è¨å®šã•ã‚Œã¾
atsuizo 2019/02/07
linux
ãƒªãƒ³ã‚¯
[AWS]RHEL6åˆæœŸæ§‹ç¯‰è¨å®šãƒ»ã‚³ãƒžãƒ³ãƒ‰è©°ã‚åˆã‚ã› | DevelopersIO
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atsuizo 2019/02/07
linux
ãƒªãƒ³ã‚¯
Linux - Disk ã® IOPS ã®ç¢ºèªï¼
mk-mode.com Linux, Debian, IT, Server, PG, Ruby, Rails, Python, C++, Fortran, PC, MariaDB, math, GIS, etc... ä»Šå›žã¯ã€Linux OS ã§ãƒãƒ¼ãƒ‰ãƒ‡ã‚£ã‚¹ã‚¯ãŒå˜ä½æ™‚é–“å½“ãŸã‚Šã©ã‚Œãã‚‰ã„å…¥å‡ºåŠ›è¦æ±‚ã‚’ã“ãªã—ã¦ã„ã‚‹ã®ã‹ï¼Ÿã‚’ç¢ºèªã™ã‚‹æ–¹æ³•ã«ã¤ã„ã¦ã®å‚™å¿˜éŒ²ã§ã™ã€‚ 0. å‰ææ¡ä»¶ CPU ã¨å…¥å‡ºåŠ›è£…ç½®ã®è² è·ã‚’ç¢ºèªã™ã‚‹ãŸã‚ã® iostat ã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ç”¨ã™ã‚‹ã€‚ Linux Mint ã‚„ Debian ç‰ã¯ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§ã¯ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã•ã‚Œã¦ã„ãªã„ã‹ã‚‚ã—ã‚Œãªã„ã€‚ ãã®å ´åˆã¯ã€ apt-get install sysstat ç‰ã§ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã™ã‚‹ã€‚ 1. IOPS ã«ã¤ã„ã¦ ã¾ãš â€œIOPSâ€ ã¨ã¯ã€è¨˜æ†¶è£…ç½®ãŒã‚ã‚‹æ¡ä»¶ä¸‹ã§1ç§’é–“ã§èªã¿è¾¼ã¿ãƒ»æ›¸ãè¾¼ã¿ãŒã§ãã‚‹å›žæ•°ã®ã“ã¨ã§ã€ â€œInput/Output Per Sec
atsuizo 2018/12/12
linux
ãƒªãƒ³ã‚¯
TeX/Install - æ¾æµ¦é«˜å¿—ã®Wikiãƒšãƒ¼ã‚¸
TeX TeXã‚·ã‚¹ãƒ†ãƒ ã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« â€ 2017å¹´6æœˆ4æ—¥ã«TeX Live 2017ãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¾ã—ãŸï¼ æ—¥æœ¬ã®ã‚µãƒ¼ãƒã«ã‚‚æ•°æ—¥ä»¥å†…ã«è¡Œãæ¸¡ã‚‹ã§ã—ã‚‡ã†ï¼Ž ä»¥ä¸‹ã§ã¯TeXã‚’ä¸»ã«æ¬§ç±³ç³»ã®äººæ–‡ç§‘å¦ã§ç”¨ã„ã‚‹ã“ã¨ã‚’è€ƒãˆã¾ã™ï¼Ž ç¾åœ¨ï¼ˆ2017å¹´6æœˆï¼‰ãŠã™ã™ã‚ã®TeXã®ã‚·ã‚¹ãƒ†ãƒ ï¼ˆTeXãƒ‡ã‚£ã‚¹ãƒˆãƒªãƒ“ãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³ï¼‰ã¯ä»¥ä¸‹ã®é€šã‚Šã§ã™ï¼Žã„ãšã‚Œã‚‚upTeXãªã©ãŒæä¾›ã•ã‚Œã¦ã„ã¾ã™ã®ã§ï¼ŒUnicodeã§è¨˜è¿°ã•ã‚ŒãŸå¤šè¨€èªžã®åŽŸç¨¿ã‚’çµ„ç‰ˆã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ï¼Ž Linux TeX Live 2017 macOS / (Mac) OS X TeX Live 2017, Mac TeX 2017 Windows TeX Live 2017, w32tex Linuxãªã‚‰ã°ãŸã„ã¦ã„ã®ãƒ‡ã‚£ã‚¹ãƒˆãƒªãƒ“ãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³ã§TeXãŒæä¾›ã•ã‚Œã¦ã„ã¾ã™ï¼ŽãŸã ã—æä¾›ã•ã‚Œã¦ã„ã‚‹ã®ãŒTeXLiveã®å¤ã„ç‰ˆã§ã‚ã‚‹å ´åˆãŒã‚ã‚Šã¾ã™ï¼Žãã®å ´åˆã¯TeX Live 201
atsuizo 2018/12/07
linux

LaTeX
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Linux/Unixã§ã‚ã‚‹ã‚³ãƒžãƒ³ãƒ‰ã‚„ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’rootãƒ¦ãƒ¼ã‚¶ãƒ¼ã§å®Ÿè¡Œã•ã›ã‚‹å ´åˆã€ãã‚ŒãŒè¿”ã£ã¦ä¸ä¾¿ã«ãªã‚‹äº‹ã‚‚ã‚ã‚Šã¾ã™ã€‚ ä¾‹ãˆã°ãƒ»ãƒ»ãƒ» ãƒ» ã‚ã‚‹ãƒ—ãƒã‚°ãƒ©ãƒ ã®å®Ÿè¡Œæ™‚ã«ã¯ç‰¹æ®Šãªç’°å¢ƒå¤‰æ•°ã‚’ã‚»ãƒƒãƒˆã—ã¦ã„ãªã„ã¨ã„ã‘ãªã„ ãƒ» ã‚ã‚‹ãƒ—ãƒã‚°ãƒ©ãƒ ã¯rootãƒ¦ãƒ¼ã‚¶ãƒ¼ã§ã®å®Ÿè¡ŒãŒç¦æ¢ã•ã‚Œã¦ã„ã‚‹ ãƒ» ãƒ—ãƒã‚°ãƒ©ãƒ å®Ÿè¡Œã«ã‚ˆã‚‹å‡ºåŠ›ãƒ•ã‚¡ã‚¤ãƒ«ãŒrootæ¨©é™ã¨ãªã‚‹ï¼ˆãã‚Œã‚’ä¸€èˆ¬ãƒ¦ãƒ¼ã‚¶ãƒ¼ã§ç·¨é›†ãƒ»å®Ÿè¡Œã§ããªã„ï¼‰ ãªã©ã§ã™ã€‚ ã§ã™ãŒã€æ§˜ã€…ãªåˆ¶ç´„ã‚’è€ƒãˆã‚‹ã¨ã‚„ã¯ã‚Šã€ãã®ã‚³ãƒžãƒ³ãƒ‰ã‚’rootãƒ¦ãƒ¼ã‚¶ãƒ¼ã§å®Ÿè¡Œã•ã›ãŸã„ã¨ã„ã†ã“ã¨ãŒã‚ã‚Šã¾ã™ã€‚ ã“ã†ã„ã£ãŸå ´åˆã€å®Ÿè¡Œã—ãŸã„ãƒ¦ãƒ¼ã‚¶ãƒ¼ã§sudoã‚³ãƒžãƒ³ãƒ‰ã‚’é€šã—ã¦ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’å®Ÿè¡Œã•ã›ã‚‹ã¨ã„ã†ã®ã‚‚ä¸€ã¤ã§ã™ãŒã€ã“ã“ã§ç´¹ä»‹ã™ã‚‹runuserã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ãˆã°ã€rootãƒ¦ãƒ¼ã‚¶ãƒ¼ã‹ã‚‰ç‰¹å®šã®ãƒ¦ãƒ¼ã‚¶ãƒ¼ã«æˆã‚Šä»£ã‚ã£ã¦ã‚³ãƒžãƒ³ãƒ‰ã‚’å®Ÿè¡Œã•ã›ã‚‹ã¨ã„ã†äº‹ãŒã§ãã¾ã™ã€‚ runuserã®åŸºæœ¬çš„ãªä½¿ã„æ–¹ã¯ä¸‹è¨˜ã®é€šã‚Šã§ã™ã€‚ # runuser -l
atsuizo 2018/08/30
linux
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atsuizo 2018/06/28
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linux
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fortigate ssl-vpn ã‚’ linux/macOS Xã‹ã‚‰æŽ¥ç¶šã™ã‚‹ - ãã‚Œãƒžã‚°ã§ï¼
ssl vpn ã®æ©Ÿå™¨ãŒç™¾èŠ±ç¹šä¹± ssl-vpn ãŒæ‰‹è»½ã‚‰ã—ãã€ã‚¢ãƒ—ãƒ©ã‚¤ã‚¢ãƒ³ã‚¹ã§ãƒ™ãƒ³ãƒ€ã‹ã‚‰æä¾›ã•ã‚Œã‚‹æ©Ÿå™¨ã«ã‚ˆãã¤ã„ã¦ã„ã¦ã€VPNã¯SSL_VPNã¿ãŸã„ã«ãªã£ã¦ã‚‹ã€‚æ©Ÿå™¨ã«ä»˜å±žã—ã¦ã„ã‚‹ã®ã§å¤šãã®ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã§ä½¿ã†å ´é¢ãŒå¤šã„ã§ã™ã‚ˆãã€‚ å€‹äººçš„ã«ã¯ã‚ã¾ã‚Šå¥½ãã˜ã‚ƒãªã„ã‚“ã§ã™ãã€‚æ©Ÿå™¨ã”ã¨ã«è¨å®šã«ç™–ãŒã‚ã‚‹ã€‚ã¨ã„ã†ã‹ä»•æ§˜ãŒã‚ªãƒ¼ãƒ—ãƒ³ã˜ã‚ƒãªã„ã®ã§ä½¿ã„ã«ãã„ã€‚ã‚¨ãƒ³ãƒ‰ãƒã‚¤ãƒ³ãƒˆãŒé•ã£ãŸã‚Šã€ãƒ¦ãƒ¼ã‚¶ãƒ¼åã‚’XHRã§æŠ•ã’ãŸã‚Šã€GETã§æŠ•ã’ãŸã‚Šãƒ»ãƒ»ãƒ» ã¤ã¾ã‚Šã€äº’æ›æ€§ã‚„æŽ¥ç¶šæ–¹å¼ã«é•ã„ãŒåˆã£ã¦å…±é€šã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆãŒãªã‹ãªã‹ç„¡ã„ã‚“ã§ã™ã‚ˆãã€‚ ä»Šå›žã¯ fortigate ã§ã™ã€‚ fortigateã®sslvpn ã¯ iOS / Mac OS / Windows ãªã©ãŒæä¾›ã•ã‚Œã¦ã‚‹ã®ã§ã™ãŒã€‚ã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã‚½ãƒ•ãƒˆã«ã‚¢ãƒ³ãƒã‚¦ã‚¤ãƒ«ã‚¹ã‚½ãƒ•ãƒˆãªã©ä¸è¦ãªã‚‚ã®ãŒä»˜å±žã—ã¦ãã¦ã€ã©ã†ã‚‚é¢å€’ãã•ã„ã€‚ vpn ã ã‘å¼µã‚ŒãŸã‚‰ã„ã„ã¨ã„ã†ç›®çš„ã‚’é”ã™ã‚‹ã‚ˆã†ãªã‚‚ã®ã¯ãªã„ã®
atsuizo 2018/02/16
VPN

SSL

Fortinet

Linux
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ã€ŒOracle Database + Java + Linuxã€ï¿½ç’°å¢ƒã«ãŠã‘ã‚‹æ€§èƒ½å•é¡Œã®èª¿æŸ»æ‰‹æ³• ï¿½ï½žãƒŸãƒƒã‚·ãƒ§ãƒ³ã‚¯ãƒªãƒ†ã‚£ã‚«ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®ç¾å ´ã‹ã‚‰ï½ž Part.1
2017/1/17 JPOUG in 15 minutes #3ã«ã¦ç™ºè¡¨ã—ãŸå†…å®¹ã§ã™ã€‚ æ˜¨ä»Šã€ã‚·ã‚¹ãƒ†ãƒ ã®å¤§è¦æ¨¡(é›†ç´„)åŒ–ãŒãƒˆãƒ¬ãƒ³ãƒ‰ã¨ãªã£ã¦ã„ã¾ã™ã€‚ãã®ã‚ˆã†ãªãƒŸãƒƒã‚·ãƒ§ãƒ³ã‚¯ãƒªãƒ†ã‚£ã‚«ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã«ãŠã„ã¦ã€ã„ã‹ã«ã—ã¦æ€§èƒ½å•é¡Œèª¿æŸ»ã‚’è¡Œã£ã¦ã„ãã‹ã‚’è§£èª¬ã—ã¾ã™ã€‚Read less
atsuizo 2017/12/20
oracl

java

linux

performance
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ã‚ãƒ£ãƒƒã‚·ãƒ³ã‚°ã§å€Ÿé‡‘ã‚’ã—ã¦ã„ã‚‹ã‹ã‚‰ã¨è¨€ã£ã¦ã€ã¾ã£ãŸãåˆ¥ã®ãƒãƒ¼ãƒ³ã¯çµ¶å¯¾ã«åˆ©ç”¨ãŒå›°é›£ã«ãªã‚‹ã¨ã„ã†ã‚‚ã®ã§ã¯ã‚ã‚Šã¾ã›ã‚“ã€‚å¹¾ã‚‰ã‹å½±éŸ¿ã™ã‚‹ã“ã¨ãŒã‚ã‚Šå¾—ã‚‹ãã‚‰ã„ã ã¨è¨€ãˆã¾ã™ã€‚ å…Žã«ã‚‚è§’ã«ã‚‚å³åˆ»ãã“ãã“ã®ãŠé‡‘ã‚’æ»å‡ºã—ãªã‘ã‚Œã°ãªã‚‰ãªããªã£ãŸã¨ã„ã†å ´åˆã€ã‚ãªãŸã«ã¯å½“ã¦ãŒã‚ã‚Šã¾ã™ã‹ï¼Ÿã“ã†ã„ã†æ™‚ã«ä¸å®‰ã‚’è§£æ¶ˆã—ã¦ãã‚Œã‚‹ã®ãŒã€å³æ—¥ã‚ãƒ£ãƒƒã‚·ãƒ³ã‚°ã ã¨ã„ãˆã‚‹ã§ã—ã‚‡ã†ã€‚ è©±é¡Œã®å³æ—¥ã‚ãƒ£ãƒƒã‚·ãƒ³ã‚°ã¯ã€å½“æ—¥ä¸ã«å¿…è¦é¡ã‚’è²¸ã—ã¦ã‚‚ã‚‰ãˆã‚‹ã®ã§ã€ä»®ã«é‡‘èžæ©Ÿé–¢ã®å–¶æ¥æ™‚é–“çµ‚äº†å¾Œã«ç”³è¾¼ã¿ã‚’çµ‚ãˆã‚Œã°ã€æ¬¡ã®æ—¥ã®æœã«ã¯å¯©æŸ»ãŒé€šã£ãŸã‹ã©ã†ã‹ã®è¿”äº‹ãŒæ‰‹å…ƒã«å±Šã‘ã‚‰ã‚Œã‚‹ã¨ã„ã†ã‚ã‘ã§ã™ã€‚ å¤§æ–¹ã®ã‚ãƒ£ãƒƒã‚·ãƒ³ã‚°å°‚é–€ä¼šç¤¾ã¯ã€æ˜¼å¤œé–¢ä¿‚ãªã—ã«å—ã‘ä»˜ã‘è‡ªä½“ã¯è¡Œãªã£ã¦ã„ã¾ã™ãŒã€å¯©æŸ»ã‚’ã™ã‚‹ã®ã¯ãã‚Œãžã‚Œã®æ¥è€…ã®å–¶æ¥æ—¥ãƒ»å–¶æ¥æ™‚é–“å†…ã«é™å®šã•ã‚Œã¦ã—ã¾ã†ã“ã¨ã‚’é ã«ã‚¤ãƒ³ãƒ—ãƒƒãƒˆã—ã¦ãŠã‹ãªã„ã¨ã„ã‘ãªã„ã¨æ€ã‚ã‚Œã¾ã™ã€‚ ã—ã£ã‹ã‚Šè¨ˆç”»ã—ã¦ãã®é€šã‚Šæš®ã‚‰ã—ã¦ã„ã‚‹ã¤ã‚‚ã‚Šã§ã‚‚ã€çµ¦æ–™æ—¥é–“è¿‘ã«ãªã‚‹ã¨æ³¨æ„ã—ã¦ã„ã¦
atsuizo 2017/08/24
ssh

Linux

Key
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http://www.brendangregg.com/Perf/linux_perf_tools_full.png
atsuizo 2017/06/17
Linux

ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãƒãƒ¥ãƒ¼
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Linux Performance
static, benchmarking, tuning: sar, perf-tools, bcc/BPF: bpftrace, BPF book: Images license: creative commons Attribution-ShareAlike 4.0. This page links to various Linux performance material I've created, including the tools maps on the right. These use a large font size to suit slide decks. You can also print them out for your office wall. They show: Linux observability tools, Linux static perfor
atsuizo 2017/04/30
Linux

performance
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ãƒ•ã‚¡ã‚¤ãƒ«æŒ‡å®šã§ã€ãƒšãƒ¼ã‚¸ã‚ãƒ£ãƒƒã‚·ãƒ¥ã«ã®ã£ã¦ã„ã‚‹ã‹ç¢ºèªã—ãŸã‚Šè¿½ã„å‡ºã—ãŸã‚Šã™ã‚‹Perlãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’æ›¸ãã¾ã—ãŸã€‚ https://metacpan.org/release/Sys-PageCache https://github.com/hirose31/Sys-PageCache Linux ãªã‚‰å‹•ãã¯ãšã§ã™ãŒã€å‹•ã‹ãªã‹ã£ãŸã‚‰æ•™ãˆã¦ãã ã•ã„ã€‚ã‚ã¨ä¸€å¿œã€FreeBSD 8.3ä»¥ä¸Šã§ã‚‚å‹•ãã¨æ€ã„ã¾ã™ã€‚ æ—¢å˜ã®å®Ÿè£…ã«Googleã®linux-ftoolsã‚„ã‚¨ãƒŒãƒãƒ¤ã‚·æ°ã®pagecache-toolãŒã‚ã‚Šã¾ã™ãŒã€ã“ã‚Œã®Perlãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«å®Ÿè£…ï¼ˆXSï¼‰ã«ãªã‚Šã¾ã™ã€‚ https://code.google.com/p/linux-ftools/ https://github.com/nhayashi/pagecache-tool ãŸã¾ã«freeã‚³ãƒžãƒ³ãƒ‰ã§ã¿ã‚‹ã¨buffers/cacheãŒé£Ÿã£ã¦ã¦swapã—ã¦ã‚‹
atsuizo 2017/04/07
Linux
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ãƒãƒ¼ãƒˆãƒŽãƒƒã‚ãƒ³ã‚°ã§10ç§’é–“ã ã‘sshdã‚’å…¬é–‹ã™ã‚‹è¨å®š - hnwã®æ—¥è¨˜
å…ˆæ—¥Twitterã«æ¬¡ã®ã‚ˆã†ãªæ›¸ãè¾¼ã¿ã‚’ã—ãŸã¨ã“ã‚æ€ã£ãŸã‚ˆã‚Šåå¿œãŒè‰¯ã‹ã£ãŸã®ã§ã€è©³ç´°ã®è¨å®šã‚’ç´¹ä»‹ã—ã¾ã™ã€‚ UDP53ç•ªã€TCP443ç•ªã€UDP123ç•ªã¨ãƒãƒ¼ãƒˆãƒŽãƒƒã‚ãƒ³ã‚°ã‚’ã™ã‚‹ã¨TCP443ç•ªã«10ç§’ã ã‘sshdãŒç¾ã‚Œã‚‹ã€ã¨ã„ã†ä¸äºŒç—…å…¨é–‹ã®è¨å®šã‚’ã—ãŸã€‚çš†æ§˜ã«ã‚‚ãŠå‹§ã‚ã—ãŸã„ã€‚â€” hnw (@hnw) 2017å¹´3æœˆ26æ—¥ ã¨ã„ã£ã¦ã‚‚ç‰¹æ®Šãªã“ã¨ã‚’ã—ãŸã‚ã‘ã§ã¯ãªãã€knockdã§ãƒãƒ¼ãƒˆãƒŽãƒƒã‚ãƒ³ã‚°ã®è¨å®šã‚’è¡Œã„ã€iptablesã¨çµ„ã¿åˆã‚ã›ã¦å®Ÿç¾ã—ã¾ã—ãŸã€‚ ãƒãƒ¼ãƒˆãƒŽãƒƒã‚ãƒ³ã‚°ã¨ã¯ ãƒãƒ¼ãƒˆãƒŽãƒƒã‚ãƒ³ã‚°ã¨ã„ã†ã®ã¯ã€æ±ºã‚ã‚‰ã‚ŒãŸãƒãƒ¼ãƒˆã‚’æ±ºã‚ã‚‰ã‚ŒãŸé †ç•ªã§å©ãã“ã¨ã§ãƒ•ã‚¡ã‚¤ã‚¢ãƒ¼ã‚¦ã‚©ãƒ¼ãƒ«ã«ç©´ã‚’ç©ºã‘ã‚‰ã‚Œã‚‹ã‚ˆã†ãªä»•çµ„ã¿ã®ã“ã¨ã§ã™ã€‚ãƒãƒ¼ãƒˆãƒŽãƒƒã‚ãƒ³ã‚°ã‚’ä½¿ãˆã°ã€TCPã®7000ç•ªã€8000ç•ªã€9000ç•ªã®3ãƒãƒ¼ãƒˆã«ãƒ‘ã‚±ãƒƒãƒˆã‚’é€ã‚Šã¤ã‘ã‚‹ã¨22ç•ªãƒãƒ¼ãƒˆ (SSH) ã¸ã®ã‚¢ã‚¯ã‚»ã‚¹ãŒè¨±å¯ã•ã‚Œã‚‹ã€ã¨ã„ã£ãŸè¨å®šãŒã§ãã¾ã™ã€‚ ãƒãƒ¼ãƒˆãƒŽãƒƒã‚ãƒ³ã‚°ã®
atsuizo 2017/03/29
linux

iptables

network
ãƒªãƒ³ã‚¯
ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚’èªã‚€ãŸã‚ã®æŠ€è¡“
$Id: readingcode.html,v 1.13 2003/12/06 00:01:08 aamine Exp $ 2006-05-02 gonzui è¿½åŠ ã€‚thanks: å†¨å±±ã•ã‚“ 2003-12-03 ltrace ã¨ sotrace ã‚’è¿½åŠ 2003-12-03 ãƒ„ãƒ¼ãƒ«ã®ã¨ã“ã‚ã« DDD ã‚’è¿½åŠ ã€‚thanks: å’Œç”°ã•ã‚“ 2003-05-27 VCG, SXT ãªã©ã«ã¤ã„ã¦è¿½åŠ ã€‚thanks: æ¢…æ²¢ã•ã‚“ 2003-05-27 ã“ã‚Œã‚‚ã™ã£ã‹ã‚Šå¿˜ã‚Œã¦ã„ãŸ strace, ktrace, truss, etags ãªã©ã«ã¤ã„ã¦è¿½åŠ 2002-08-30 ã™ã£ã‹ã‚Šå¿˜ã‚Œã¦ã„ãŸ ctags ã‚’è¿½åŠ 2002-07-07 åŒ¿åå¸Œæœ›ã•ã‚“ã‹ã‚‰ãƒ¡ãƒ¼ãƒ«ã§ã„ãŸã ã„ãŸæƒ…å ±ã‚’è¿½åŠ (å‹•çš„ã‚³ãƒ¼ãƒ«ã‚°ãƒ©ãƒ•) 2002-06-13 æ—¥è¨˜çµŒç”±ã§ã„ãŸã ã„ãŸæ„è¦‹ã‚’ã‚‚ã¨ã«æ–‡ç« ã‚’è¿½åŠ ã€‚thanks: æŸ³å·ã•ã‚“ã€ã¾ã¤ã‚‚ã¨ã•
atsuizo 2017/01/20
Linux

programming
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GNU GLOBALï¼ˆgtagsï¼‰ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚¿ã‚°ã‚·ã‚¹ãƒ†ãƒ ã®ä½¿ã„æ–¹
GNU GLOBAL(gtags)ã¯ã€ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã®ã‚¿ã‚°ã‚¸ãƒ£ãƒ³ãƒ—ã§ã™ã€‚ç°¡å˜ã«è¤‡æ•°ã®ã‚½ãƒ¼ã‚¹ä¸ã‹ã‚‰é–¢æ•°ã‚„ã€å¤‰æ•°ã®å®šç¾©å…ƒï¼å‚ç…§å…ƒã‚’è¦‹ã¤ã‘ã€ãã®ç®‡æ‰€ã«ç§»å‹•ã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ ctagsã€etagsï¼ˆcygwin ã‚„ Linux ã«å¤§æŠµæ¨™æº–ã§å«ã¾ã‚Œã¦ã„ã¾ã™ï¼‰ã¨åŒã˜åƒãã‚’ã—ã¾ã™ãŒã€gtags ã¯ã•ã‚‰ã«å¼·åŠ›ãªæ©Ÿèƒ½ã‚’æŒã£ã¦ã„ã¾ã™ã€‚å¤§é‡ã®ä»–äººã®æ›¸ã„ãŸã‚½ãƒ¼ã‚¹ã‚’èªã‚€ãƒ—ãƒã‚°ãƒ©ãƒžã«ã¯ã€å¿…é ˆã ã¨æ€ã„ã¾ã™ã€‚ GNU GLOBAL(gtags) ã®ç‰¹å¾´ gtags ã¯ã€æ¬¡ã®ã‚ˆã†ãªç‰¹å¾´ã‚’æŒã£ã¦ã„ã¾ã™ã€‚ Cã€ C++ã€ Yaccã€ Javaã€ PHP4 ã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã«å¯¾å¿œã—ã¦ã„ã¾ã™ã€‚ â€» Pygments ç‰ã‚’å…¥ã‚Œã‚Œã° Pythonç‰ã®ã‚³ãƒ¼ãƒ‰ã«ã‚‚å¯¾å¿œã—ã¾ã™ é–¢æ•°ã®å‘¼ã³å‡ºã—å…ƒã‚’å‚ç…§ã§ãã¾ã™ã€‚ è¤‡æ•°ã®å€™è£œãŒå˜åœ¨ã™ã‚‹å ´åˆã¯ã€ä¸€è¦§ã§è¡¨ç¤ºã—ã¦ãã‚Œã¾ã™ã€‚ ã‚¿ã‚°æƒ…å ±ã‚ˆã‚Šã€HTMLã‚’ç”Ÿæˆã§ãã¾ã™ã€‚ ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‚„ã€viã€emacs ãª
atsuizo 2017/01/20
Linux

programming
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atsuizo 2017/01/18
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