[B! io][linux] Makotsã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

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ioã¨linuxã«é–¢ã™ã‚‹Makotsã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (7)

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Linux OSãƒªã‚½ãƒ¼ã‚¹ã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹åˆ†æž(3) ï½ž ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã¨ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã®ä½¿ç”¨çŠ¶æ³ã‚’åˆ†æžã—ã¦ã¿ã‚ˆã†
Linuxã‚µãƒ¼ãƒã®ã€ŒOSãƒªã‚½ãƒ¼ã‚¹ã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹åˆ†æžæ–¹æ³•ã€ã®3å›žç›®ã§ã™ã€‚æ€§èƒ½å•é¡ŒãŒç™ºç”Ÿã—ã¦å‡¦ç†é…å»¶ã‚„ã‚¹ãƒ«ãƒ¼ãƒ—ãƒƒãƒˆä½Žä¸‹ãŒè¦‹ã‚‰ã‚ŒãŸå ´åˆã‚„ã€å°†æ¥çš„ãªå‡¦ç†é‡å¢—åŠ ã«å‚™ãˆã¦è¨å‚™å¢—å¼·ã‚’æ¤œè¨Žã™ã‚‹å ´åˆã«ã¯ã€OSãƒªã‚½ãƒ¼ã‚¹ã®ä½¿ç”¨çŠ¶æ³ã®åˆ†æžãŒé‡è¦ã§ã™ã€‚ä»Šå›žã¯ã€ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã¨ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã®ä½¿ç”¨çŠ¶æ³ã«ã¤ã„ã¦ã€ã©ã®ã‚ˆã†ãªè¦³ç‚¹ã‹ã‚‰åˆ†æžã‚’è¡Œã£ã¦ã„ãã‹ã‚’è§£èª¬ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ å‰å›žèª¬æ˜Žã—ãŸã“ã¨ OSãƒªã‚½ãƒ¼ã‚¹ã‚’å¤§ã¾ã‹ã«åˆ†ã‘ã‚‹ã¨ã€CPUã€ãƒ¡ãƒ¢ãƒªã€ã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ã€ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã®4ã¤ CPUã¨ãƒ¡ãƒ¢ãƒªã®ä½¿ç”¨çŠ¶æ³ã«ã¤ã„ã¦ã€ã©ã®ã‚ˆã†ãªè¦³ç‚¹ã‹ã‚‰åˆ†æžã‚’è¡Œã£ã¦ã„ãã‹ å‰å›žã®ãƒšãƒ¼ã‚¸ã¸ æ³¨æ„ æœ¬ç¨¿ã®å‹•ä½œç¢ºèªç’°å¢ƒã¯ã€Red Hat Enterprise Linux 6.4ï¼ˆä»¥ä¸‹ã€RHEL6.4ï¼‰ï¼‹sysstat9.0.4ã§ã™ã€‚ sysstatãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ãŒã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«æ¸ˆã¿ã§ã‚ã‚‹ã“ã¨ãŒå‰æã§ã™ã€‚ æœ¬ç¨¿ã«åŸºã¥ãé‹ç”¨ã«ã¤ã„ã¦ã¯ã€ãŠå®¢æ§˜è‡ªèº«ã®è²¬ä»»ã¨åˆ¤æ–ã«ã‚ˆã£ã¦è¡Œã£ã¦
Makots 2016/07/08
performance

network

disk

io

tuning

linux
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Makots 2015/02/11
linux

io
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Google Code Archive - Long-term storage for Google Code Project Hosting.
Code Archive Skip to content Google About Google Privacy Terms
Makots 2014/02/04
io

performance

statistics

linux

disk
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Four Linux server monitoring tools
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
Makots 2014/01/27
monitoring

io

tools

performance

linux
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ã‚³ãƒ³ãƒ†ã‚ã‚¹ãƒˆã‚¹ã‚¤ãƒƒãƒã®å›žæ•°ã‚’èª¿ã¹ã‚‹ - Shohei Yoshida's Diary
Starletã®ãƒ˜ãƒƒãƒ€ã¨ãƒœãƒ‡ã‚£ã‚’åˆã‚ã›ã¦å‡ºåŠ›ã™ã‚‹é–¾å€¤ã‚’å¤‰æ›´ã—ã¦ã¿ã‚‹ - Hateburo: kazeburo hatena blog ã“ã®æ‰‹ã®è¨˜äº‹ã®è©±ã§ã‚³ãƒ³ãƒ†ã‚ã‚¹ãƒˆã‚¹ã‚¤ãƒƒãƒã«ã¤ã„ã¦å‡ºã¦ãã‚‹ã“ã¨ãŒ ã‚ã‚‹ã‘ã©ã€ã‚ã¾ã‚Šæ•°å€¤ãŒä½µè¨˜ã•ã‚Œã¦ã„ã‚‹ã‚‚ã®ãŒãªã„ã‚ˆã†ã«æ€ãˆã¾ã™ã€‚ ãã®æ‰‹ã®ãƒ—ãƒã®äººãŒè¨€ã£ã¦ã„ã‚‹ã®ã§ã€ç¢ºã‹ãªæƒ…å ±ã ã¨æ€ã†ã®ã§ã™ãŒã€ ã‚„ã¯ã‚Šæ•°å—ã‚’ä¸€ç·’ã«è¼‰ã›ã¦ã„ãŸã ã‘ã‚‹ã¨ã‚ˆã‚ŠçœŸå®Ÿå‘³ãŒå¢—ã™ã¨æ€ã„ã¾ã™ã€‚ ãƒ—ãƒã‚»ã‚¹ã®ã‚³ãƒ³ãƒ†ã‚ã‚¹ãƒˆã‚¹ã‚¤ãƒƒãƒå›žæ•°ã®ç¢ºèªæ–¹æ³•(Linux) procfsã‹ã‚‰ç¢ºèªã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ % cat /proc/{ç›®çš„ã®ãƒ—ãƒã‚»ã‚¹ã®PID}/status | grep ctxt voluntary_ctxt_switches: 145031 nonvoluntary_ctxt_switches: 13452è‡ªç™ºçš„(voluntary)ãªã‚³ãƒ³ãƒ†ã‚ã‚¹ãƒˆã‚¹ã‚¤ãƒƒãƒã¯ã€sched_yieldã‚’å‘¼ã³å‡ºã—ãŸå ´åˆ
Makots 2013/03/15
linux

io

tips

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Blogger
Google ã®ã‚¦ã‚§ãƒ–ãƒã‚°å…¬é–‹ãƒ„ãƒ¼ãƒ«ã‚’ä½¿ã£ã¦ã€ãƒ†ã‚ã‚¹ãƒˆã€å†™çœŸã€å‹•ç”»ã‚’å…±æœ‰ã§ãã¾ã™ã€‚
Makots 2012/08/15
linux

unix

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backup

server

io
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syboos.jp
Makots 2011/07/19
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linux

unix

server
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