Linuxã§ä½¿ããã¸ã§ã¼ã¯ã³ãã³ãã£ã¦ã©ããªã®ããããã ããï¼ ã¨ãããã¨ã§ãã¡ãã£ã¨èª¿ã¹ã¦ã¾ã¨ãã¦ã¿ãã ã¯ã£ããè¨ã£ã¦å®ç¨æ§ã¯çç¡ãªã®ã§ãééã£ã¦ãã¡ã¤ã³ã®ãµã¼ãããã·ã³ã«ã¯å ¥ãã¡ããã¡ã ãï¼ 1.sl ã¸ã§ã¼ã¯ã³ãã³ãã¨ãã¦å®çªãå®è¡ããã¨ãAAã®SLåè»ãã³ã³ã½ã¼ã«ä¸ãèµ°ãæããã ã¤ã³ã¹ãã¼ã«ã¯ä»¥ä¸ã debianç³»ã®å ´å apt-get install sl Redhatç³»ã®å ´å yum install sl å®è¡ããçµæããã¡ãã ä¸å¿ããªãã·ã§ã³ã4åã»ã©ã¤ãã¦ãã®ã§ãã®ç´¹ä»ã -a â¦å°ãã人ï¼ãå©ããæ±ããããã«ãªã -lâ¦SLãå°ãããªã -Fâ¦SLãç»é¢ä¸ã®æ¹ã«ç§»åããããã«ãªã -eâ¦SLãèµ°ã£ã¦ããæä¸ã«ãCtrl + Cãã§é¢è±ã§ããããã«ãªã ãªãã·ã§ã³ã¯çµã¿åããã¦ä½¿ããã¨ãã§ããã 2.cowsay AAã§è¡¨ç¤ºãããã¦ã·ã«ãå¼æ°ã§è¨è¿°ããå 容ãåãããã¨
ä»åã¯ãLinuxä¸ã§ãããã¯ã¼ã¯ãã©ãã£ãã¯ã®ç£è¦ãè¡ããã¢ãã¿ãªã³ã°ã³ãã³ãã«ã¤ãã¦ãæ°ããã³ãã³ããã20åãç´¹ä»ããã 1.iftop 以åã«ãã¡ãã§ãæ¸ãã¦ããiftopã¯ãåå¥ã®ã½ã±ããã§åä¿¡ã»éä¿¡ãã±ãããã²ã¨ç®ã§è¦ãäºãåºæ¥ãã³ãã³ãã éä¿¡ãã¨ã«åå¥ã®ããã»ã¹ã表示ããããã¨ã¯åºæ¥ãªãããã©ã®ãã¹ãã¨ã®æ¥ç¶ãã©ã®ç¨åº¦ã®å¸¯åã使ç¨ãã¦ããã®ãã¯ã²ã¨ç®ã§åããã ããã 以ä¸ã®ã³ãã³ãã§ã¤ã³ã¹ãã¼ã«ãåºæ¥ãã sudo apt-get install iftop # Debian/Ubuntuã®å ´å sudo yum install iftop # RHELç³»ã®å ´å 2.bmon ãbmonãã¯ãã°ã©ãã§ãã©ãã£ãã¯ã®è² è·ã表示ãã¦ãããã¢ãã¿ãªã³ã°ã³ãã³ãã ã ã©ã®NICã®ãã©ãã£ãã¯ã表示ãããããä¸ä¸ãã¼ãã¢ãã¿ãªã³ã°ãè¡ããã±ããã®ç¨®é¡ãå·¦å³ãã¼ã§é¸æããã ãã®ã³ãã³
CoreOSéçºãã¼ã ã¯7æ25æ¥ããCoreOS 367.1.0ãã®ãªãªã¼ã¹ãçºè¡¨ãããä»®æ³ãã·ã³ä¸ã§ã®å®è¡ã«é©ãã軽éLinux OSã§ãéç¨ç°å¢ã§å©ç¨ã§ããåã®å®å®çã¨ããã CoreOSã¯è»½éãªãµã¼ãã¼ç¨éåãLinuxãã£ã¹ããªãã¥ã¼ã·ã§ã³ãåæ£ã·ã¹ãã ãåæã¨ããQEMU/KVMãVMwareã¨ãã£ãä»®æ³ç°å¢ãOpenStackãAmazon EC2ã¨ãã£ãã¯ã©ã¦ãä¸ã§ã®å©ç¨ã«åãã¦éçºããã¦ãããç©çãã¼ãã¦ã§ã¢ä¸ã§ã®åä½ãå¯è½ãLinuxã³ã³ããæè¡ã§ããDockerãå©ç¨ãã¦ãµã¼ãã¹ã管çããã®ãç¹å¾´ã§ããµã¼ãã¹ã管çããsystemdã¨ãè¨å®ããµã¼ãã¹ãã£ã¹ã«ããªã®ããã®ãã¼ããªã¥ã¼ã¹ãã¢ãetcdããçµã¿åããããfleetãã使ã£ã¦Dockerã³ã³ãããå®è¡ã§ãããã©ã¤ã»ã³ã¹ã¯Apache License 2.0ã CoreOSã®ã¢ã«ãã¡çã¯2013å¹´8æã«ãªãªã¼ã¹
Dockerã®ããã®è»½éOSãRed Hat Enterprise Linux Atomic HostããRed Hatãçºè¡¨ Red Hatã¯ãDockerã³ã³ããã®éç¨ã«æé©åãã軽éãªOSãRed Hat Enterprise Linux Atomic Hostãããä»å¹´ãªãªã¼ã¹äºå®ã®ãRed Hat Enterprise Linux 7ãã¨åããã¦ãªãªã¼ã¹ããã¨çºè¡¨ãã¾ããã Red Hat Enterprise Linux Atomic Hostã¯ãRed Hat Enterprise Linuxã®æ´¾çOSã§ãããããRed Hat Enterprise Linuxã¨åã¬ãã«ã®ä¿¡é ¼æ§ãã»ãã¥ãªãã£ã使ãåæãªã©ãåãã¤ã¤ãDockerã®ã³ã³ããã®å®è¡ãéç¨ã«çµã£ã¦è»½éåãããã¨ã§ãªã¼ãã¼ããããå°ãããããã«ããããªã©ã®éç¨ã®æéãå°ããããã¨ãã¦ãã¾ãã Dockerã¨ã®ç¸äºé
ãã£ããã¯ãã®ãã¤ã¼ãã åºç¤çãªãã¨ãªãã ãããã©ç解ã§ãã¦ãªããã¨ã èªã¿åã権éã®ãªãå®è¡æ¨©éã ãã®ãã¡ã¤ã«ã£ã¦ã©ãããæ±ãã«ãªããã ãããâ ãã¬ã½ãæ¹@é»æ¢ãåºï¼ãï¼ããï¼ (@NPoi) March 27, 2014 å®éã«ãã£ã¦ã¿ãã¨ããããã©ãå®è¡æ¨©éã ãã¤ãã¦ããã¡ã¤ã«ã¯å®è¡å¯è½ã§ããã§ãããèªã¿è¾¼ããªãã®ã«å®è¡ã§ãããã¨ããã®ã¯ç´æã«åãããããªæ°ããã¾ãããã ã£ã¦ãå®è¡ããããã«ã¯ããã°ã©ã ãã¡ã¢ãªã«èªã¿è¾¼ãå¿ è¦ãããã¾ãããï¼ã§ã¯ãªãå®è¡æ¨©éã ãã®ãã¡ã¤ã«ãå®è¡ã§ããã®ãããã®ä»çµã¿ã解説ãã¾ãã å®è¡ã¨ã¯ãªã«ããã©ãããä»çµã¿ãªã®ã Linux ã«ããã¦å®è¡ã¨ã¯ãforkãã¦execãããã§ãï¼ãã®ã¸ãã®è©³ãã話㯠ããã»ã¹ãã ãèªããï¼ï¼ã fork ã exec ãã·ã¹ãã ã³ã¼ã«ï¼æ£ç¢ºã«ã¯ execve ãã·ã¹ãã ã³ã¼ã«ã§ exec ã¯ãã®ããã³ãã¨ã³ãã ã
å°ããLinuxç°å¢ã®ä½ãæ¹ Presentation Transcript å°ãã Linuxç°å¢ã® ä½ãæ¹ Naomasa Matsubayashi ä¿åããã¢ã¤ã³ã³ ããããã¼ãã£ã¹ã¯ 2000年代åé ããããã¼ãã£ã¹ã¯ã«å¿ è¦ãªç©ãå ¨é¨å ¥ã£ã Linuxãã£ã¹ããªãã¥ã¼ã·ã§ã³ãæµè¡ã£ã ï¬oppix http://ï¬oppix.com/ HAL91 http://chris.silmor.de/hal91/ tomsrtbt http://www.toms.net/rb/ 3.5ã¤ã³ãããããã¼ãã£ã¹ã¯ã®å®¹é 1D 2D 1DD(Mac) 1DD 2DD(Mac) 2DD(PC-98) 2DD 2HD(PC-98) 2HD(PC/AT,Mac) 2ED 2TD 160KiB 360KiB 400KiB 360KiB 800KiB 640KiB 720KiB 1232KiB 1440
Linuxæè¼ç¡ç·LANå èµSDã«ã¼ãã¢ããã¿CloudFlashãå¤ä¸ãã§1,980åï¼ãã¡ããã¡ãé åçã ãééã£ã使ãæ¹ãå¯è½ ç¡ç·LANå èµSDã«ã¼ãã¢ããã¿CloudFlashã2,000åå¤ä¸ãã§1,980åã«ï¼ ç¡ç·LANå èµSDã«ã¼ãã¢ããã¿SPECTEC CloudFlash CLF-WF01ã CloudFlash ãCLF-WF01ããããããã¼ã¸ MicroSDHCã«ã¼ããæ¿å ¥ãããã¸ã«ã¡ã«å ¥ãã¦ä½¿ããã®ã§ãããããªã«å°ãããã®ãªã®ã«ãç¡ç·LANãå èµããã¦ãã¾ãã ãããããã°ããã¸ã«ã¡ããã¹ãã¼ããã©ã³ã«ãç¡ç·LANçµç±ã§ç»åã転éã§ããããã«ãªãã¾ãã åãè²·ã£ã2013å¹´7ææç¹ã§ã¯3,980åã§ãããã2014å¹´3æç¾å¨ã§ã¯å¤ä¸ãããã¦1,980åã«ãªã£ãããã§ããï¼2014å¹´3æ8æ¥10æç¾å¨ãAmazonã«ã¦ã®1,980å販売ã®æ¥è åå®å£²â楽天ã§ã1,
å®æçã«ããããå 容ãæ¸ãã¦å ¬éãã¦ããæ°ããããæã®è¨äºãããã®ã§ãã¡ããèªãã°ããã®ã ããã¾ãæ¸ãå¿ è¦æ§ãçãã¦ããã®ã§ããããã¦æ¸ãã¾ãã ç¾ä»£ã§ã¯ AWS ã®ãããªã¯ã©ã¦ãã VPS ãªã©æ ¼å®ã§æ軽ã«ã¤ã³ã¿ã¼ãããä¸ã«ãµã¼ãã¼ãæã¦ãããã«ãªã£ãããããã¤ã³ã¿ã¼ãããã§èª°ã§ãã¢ã¯ã»ã¹ã§ããç°å¢ã§ãµã¼ãã¼ã稼åãããã¨ãããã¨ã¯ã常ã«äººéãããããã®æ»æã«æãããã¨ãããã¨ãåæã«æå³ãã¦ããããããã£ã¦åå¿è ã ããã ã¨ããä¼ç¤¾ã®ä¸ã§ã¯ãããã£ã¦ä»äºããã¦ããããã¨ãã£ãè¨ã訳ã¯ä¸åéç¨ããªããã»ãã¥ãªãã£è¨å®ããã¡ãã¨ããªããã°å é¨ã¸ã®ä¾µå ¥ããããã許ããæãã¬ãã¼ã¿ã®æ¼æ´©ã«ã¤ãªããã®ã§ãããã¨ã¯ããã»ãã¥ãªãã£ã¨ããã®ã¯ãã¬ã¼ããªããèæ ®ããªããã°ãããã§ãå¼·åã§ãããã®ã§ããããªããªããããã§ã¯æä½éããã ãã¯ãã£ã¦ãããã¨ããç¾å®çãªè½ã¨ãæãæ示ãã人ã ã¸ã®åèãã¯ãããã®
èªåã«ã¯ããå¿ è¦ãªãããã¨æããªããç©èªç¶æ ã ã£ã Linuxæ¨æºæç§æ¸ ãèªã¿ã¾ããã 以å¤ã¨ç¥ããªããã¨ãããåå¼·ã«ãªãã¾ããã åºç¤å¤§äºã shellã®ãããã°(sh -x) : 9.8 ãããã°(P.177) æ°äººã®é shellãæ¸ãã¾ãã£ã¦ãprint debugãã¾ãã£ã¦ãèªåã«æãã¦ããããã ä¾ã¨ãã¦åããã«ããããããã¾ãããã -x ãã¤ãã¦å®è¡ãã㨠ã³ãã³ããå¤æ°ã®ä¸èº«ã表示ããªããå®è¡ãã¦ããã¾ãã sampleã¨ãã¦ã¯è¥å¹²è¦ã«ãããããããªãã§ãã $ cat samle.sh while true do echo "Continue? (y/n)" read input case $input in n) break ;; y) continue ;; *) echo "Please input y or n." ;; esac done ããã -xãä»ãã§
Here is four strong monitoring tools i would like to present for you. htop - interactive process viewer You may know the standard tool for watching real time processes on your machine top. If not, run $ top to see it in action, and $ man top to read the manual. The htop is a widely extended version of top, with a big overview (eg. full commands, visualization, gui and ui), a mouse-clicking interac
apt-getã¯Ubuntuã®ããã±ã¼ã¸ç®¡çã·ã¹ãã ã§ããã¤ã³ã¹ãã¼ã«ãããã¢ããªã±ã¼ã·ã§ã³ã®ä¾åé¢ä¿ãå«ãã¦ä¸æ¬ã§ã¤ã³ã¹ãã¼ã«/ã¢ã³ã¤ã³ã¹ãã¼ã«ã§ãã便å©ã³ãã³ãã§ãã è¨å®ãã¡ã¤ã« /etc/apt/sources.list ãè¨å®ãã¡ã¤ã«ãããã«è¨è¿°ããURLãå ã«ã¤ã³ã¹ãã¼ã«å¯è½ãªã¢ããªã±ã¼ã·ã§ã³ãæ¢ããã¨ãã§ãã¾ãã ä¾ãã°Ubuntu10.04ã§ã¯JavaãOpenJDKã«ãªã£ã¦ãã¾ããSunã®JDKãã¤ã³ã¹ãã¼ã«ããã«ã¯ã以ä¸ã®URLã追å ããå¿ è¦ãããã¾ãã deb http://archive.canonical.com/ lucid partner ã³ãã³ã æ´æ°ãã ã½ã¼ã¹ã追å ããã¨ããã²ããã¶ãã«ä½¿ãã¨ãã¯å¿ ã apt-get ãæ´æ°ãã¾ãããããããªãã¨å¤ããã®ãåç §ãã¦ãã¾ããã¨ã«ãªãã®ã§ãå¿ããã«ãããªããã°ããã¾ããã # apt-get update æ¢
ã©ã³ãã³ã°
ãç¥ãã
ã©ã³ãã³ã°
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}