[B! kernel] totoadadã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

totoadad id:totoadad

kernelã«é–¢ã™ã‚‹totoadadã®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}}

Linux Insides : ã‚«ãƒ¼ãƒãƒ«èµ·å‹•ãƒ—ãƒã‚»ã‚¹ part1 | POSTD
ãƒ–ãƒ¼ãƒˆãƒãƒ¼ãƒ€ã‹ã‚‰ã‚«ãƒ¼ãƒãƒ«ã¾ã§ ã“ã‚Œã¾ã§ã®ç§ã® ãƒ–ãƒã‚°æŠ•ç¨¿ ã‚’èªã¾ã‚ŒãŸæ–¹ã¯ã”å˜ã˜ã‹ã¨æ€ã„ã¾ã™ãŒã€ã—ã°ã‚‰ãå‰ã‹ã‚‰ä½Žæ°´æº–è¨€èªžã‚’ä½¿ã†ã‚ˆã†ã«ãªã‚Šã¾ã—ãŸã€‚Linuxç”¨x86_64ã‚¢ã‚»ãƒ³ãƒ–ãƒªè¨€èªžãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã«ã¤ã„ã¦ã‚‚æ›¸ã„ã¦ã„ã¾ã™ã€‚ã¾ãŸã€åŒæ™‚ã«Linuxã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã«ã‚‚è§¦ã‚Œã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã—ãŸã€‚ä¸‹å±¤ãŒã©ã®ã‚ˆã†ã«æ©Ÿèƒ½ã—ã¦ã„ã‚‹ã®ã‹ã€ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ã‚¿ã§ãƒ—ãƒã‚°ãƒ©ãƒ ãŒã©ã®ã‚ˆã†ã«å®Ÿè¡Œã•ã‚Œã‚‹ã®ã‹ã€ã©ã®ã‚ˆã†ã«ãƒ¡ãƒ¢ãƒªã«é…ç½®ã•ã‚Œã‚‹ã®ã‹ã€ã‚«ãƒ¼ãƒãƒ«ãŒã©ã®ã‚ˆã†ã«å‡¦ç†ã‚„è¨˜æ†¶ã‚’ã™ã‚‹ã®ã‹ã€ä¸‹å±¤ã§ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯ãŒã©ã®ã‚ˆã†ã«å‹•ãã®ã‹ãªã©ãªã©ã€å¤šãã®ã“ã¨ã‚’ç†è§£ã—ã‚ˆã†ã¨æ„æ¬²ãŒæ¹§ã„ã¦ã„ã¾ã™ã€‚ã“ã‚Œã‚’ãã£ã‹ã‘ã«ã€ x86_64 ç‰ˆLinuxã‚«ãƒ¼ãƒãƒ«ã«ã¤ã„ã¦ã‚·ãƒªãƒ¼ã‚ºã‚’æ›¸ã„ã¦ã¿ã‚ˆã†ã¨æ€ã„ã¾ã—ãŸã€‚ ç§ã¯ãƒ—ãƒã®ã‚«ãƒ¼ãƒãƒ«ãƒ—ãƒã‚°ãƒ©ãƒžã§ã¯ãªã„ã“ã¨ã¨ã€ä»•äº‹ã§ã‚‚ã‚«ãƒ¼ãƒãƒ«ã®ã‚³ãƒ¼ãƒ‰ã‚’æ›¸ã„ã¦ã„ãªã„ã“ã¨ã‚’ã”äº†æ‰¿ãã ã•ã„ã€‚å€‹äººçš„ãªè¶£å‘³ã§ã™ã€‚ç§ã¯ä¸‹å±¤ã§ä½•ãŒèµ·ãã¦ã„ã‚‹ã®ã‹ã¨ã¦ã‚‚
totoadad 2015/12/08
ã‚«ãƒ¼ãƒãƒ«

linux

kernel

å¦ç¿’

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

å‹‰å¼·
ãƒªãƒ³ã‚¯
process-book
ã“ã®æ–‡æ›¸ã¯ãªã‚“ã§ã™ã‹ï¼Ÿ ã“ã®æ–‡æ›¸ã¯*nixç³»ã®ã‚·ã‚¹ãƒ†ãƒ ã«ãŠã‘ã‚‹ãƒ—ãƒã‚»ã‚¹ã‚„ã‚·ã‚°ãƒŠãƒ«ãªã©ã«ã¤ã„ã¦èª¬æ˜Žã™ã‚‹ã“ã¨ã‚’ç›®çš„ã«æ›¸ã‹ã‚Œã¾ã—ãŸã€‚ã€Œãƒ—ãƒã‚»ã‚¹ã¨ã‹ã‚ˆãã‚ã‹ã£ã¦ãªã„ã‹ã‚‰ã¡ã‚ƒã‚“ã¨çŸ¥ã‚ŠãŸã„ãªã€ã¿ãŸã„ãªã²ã¨ãŸã¡ãŒæƒ³å®šèªè€…ã§ã™ã€‚ æ›¸ã„ã¦ã„ã‚‹ã‚ã„ã ã¯ gist ã§ç®¡ç†ã•ã‚Œã¦ã„ãŸã®ã§ã™ãŒã€ãƒœãƒªãƒ¥ãƒ¼ãƒ ãŒå¤§ãããªã£ãŸã®ã§ github ã§ç®¡ç†ã™ã‚‹ã‚ˆã†ã«å¤‰ãˆã¾ã—ãŸã€‚ ç›®æ¬¡ å°Žå…¥ ãƒ—ãƒã‚»ã‚¹ã®ç”Ÿæˆ ãƒ—ãƒã‚»ã‚¹ã¨ãƒ•ã‚¡ã‚¤ãƒ«å…¥å‡ºåŠ› ãƒ•ã‚¡ã‚¤ãƒ«ãƒ‡ã‚£ã‚¹ã‚¯ãƒªãƒ—ã‚¿ preforkã‚µãƒ¼ãƒãƒ¼ã‚’ä½œã£ã¦ã¿ã‚ˆã† ã‚¾ãƒ³ãƒ“ãƒ—ãƒã‚»ã‚¹ã¨å¤å…ãƒ—ãƒã‚»ã‚¹ ã‚·ã‚°ãƒŠãƒ«ã¨kill ãƒ—ãƒã‚»ã‚¹ã‚°ãƒ«ãƒ¼ãƒ—ã¨ãƒ•ã‚©ã‚¢ã‚°ãƒ©ãƒ³ãƒ‰ãƒ—ãƒã‚»ã‚¹ epub ã¨ pdf epubåŒ–ã—ãŸã‚‚ã®ã€pdfåŒ–ã—ãŸã‚‚ã®ãŒ release ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã«å…¥ã£ã¦ã„ã¾ã™ã€‚thanks to mitukiii & moznionï¼ ãƒ©ã‚¤ã‚»ãƒ³ã‚¹ ã“ã® ä½œå“ ã¯ ã‚¯ãƒªã‚¨ã‚¤ãƒ†ã‚£ãƒ–ãƒ»ã‚³ãƒ¢ãƒ³ã‚º è¡¨ç¤º - ç¶™æ‰¿ 3.0 éžç§»
totoadad 2015/02/03
linux

UNIX

kernel

ãƒ—ãƒã‚»ã‚¹
ãƒªãƒ³ã‚¯
ã‚«ãƒ¼ãƒãƒ«ãƒãƒƒã‚«ãƒ¼ãƒ»å°å´Žè³‡åºƒã®ã€Œã‚³ãƒ¼ãƒ‰ã‚’èªã‚€æŠ€è¡“ã€ | ã‚µã‚¤ãƒœã‚¦ã‚ºå¼
ã‚µã‚¤ãƒœã‚¦ã‚ºãƒ»ãƒ©ãƒœã®è¥¿å°¾ æ³°å’Œã•ã‚“ãŒã€Œã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®å¦ã³æ–¹ã€ã«ã¤ã„ã¦æŽ¢æ±‚ã—ã¦ã„ãé€£è¼‰ã®ç¬¬2å›žï¼ˆæ¯Žé€±ç«æ›œæ—¥ã«æŽ²è¼‰ã€ã“ã‚Œã¾ã§ã®é€£è¼‰ä¸€è¦§ï¼‰ã€‚ã€ŒWEB+DB PRESS Vol.80ã€ï¼ˆ2014å¹´4æœˆ24æ—¥ç™ºå£²ï¼‰ã«åŸ·ç†ã—ãŸã€Œã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®å¦ã³æ–¹â”€â”€åŠ¹çŽ‡çš„ã«çŸ¥è˜ã‚’å¾—ã¦ï¼Œæˆæžœã«çµã³ä»˜ã‘ã‚‹ã€ã®ç¶šç·¨ã§ã™ã€‚ï¼ˆç·¨é›†éƒ¨ï¼‰ æ–‡ï¼šè¥¿å°¾ æ³°å’Œ ã‚¤ãƒ©ã‚¹ãƒˆï¼šæŒå·¥æˆ¿ ã“ã®é€£è¼‰ã§ã¯ã€Œã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®å¦ã³æ–¹ã€ã‚’ãƒ†ãƒ¼ãƒžã«ã‚¤ãƒ³ã‚¿ãƒ“ãƒ¥ãƒ¼ã‚’è¡Œã„ã€ã©ã†ã„ã†ã€Œå¦ã³æ–¹ã€ã‚’ã—ã¦ã„ã‚‹ã®ã‹æŽ¢æ±‚ã—ã¦ã„ããŸã„ã¨æ€ã£ã¦ã„ã¾ã™ã€‚ç¬¬1å¼¾ã¯ã€å¯Œå£«é€šã®ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã¨ã—ã¦Linuxã‚«ãƒ¼ãƒãƒ«ã®é–‹ç™ºã«å‚åŠ ã•ã‚Œã¦ã„ã‚‹å°å´Žè³‡åºƒã•ã‚“ã§ã™ã€‚ Linuxã‚«ãƒ¼ãƒãƒ«ã¯ã€ã‚½ãƒ¼ã‚¹ãƒ•ã‚¡ã‚¤ãƒ«ã ã‘ã§3ä¸‡5000å€‹ä»¥ä¸Šã€è¡Œæ•°ã«ã—ã¦1500ä¸‡è¡Œã‚’è¶…ãˆã‚‹ã€å·¨å¤§ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã§ã™ã€‚å°å´Žã•ã‚“ãŒã€ã©ã†ã‚„ã£ã¦ã“ã®å·¨å¤§ãªã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã¨æˆ¦ã£ã¦ã„ã‚‹ã‹ã¯ã€ãã£ã¨ã€Œã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®å¦ã³æ–¹ã€ã®å‚è€ƒã«ãªã‚‹ã¯ãšã§ã™ã€‚
totoadad 2014/08/13
ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢

ã‚«ãƒ¼ãƒãƒ«

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

linux

programming

development

kernel
ãƒªãƒ³ã‚¯
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
totoadad 2014/07/27
linux

kernel

performance

command

ã‚³ãƒžãƒ³ãƒ‰
ãƒªãƒ³ã‚¯
ju11netä¹å·žä½“è‚²(ç§‘æŠ€)æœ‰é™å…¬å¸
ju11netä¹å·žä½“è‚²(ç§‘æŠ€)æœ‰é™å…¬å¸ 404 Not Found nginx
totoadad 2013/03/01
kernel

linux

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

programming
ãƒªãƒ³ã‚¯
linux kernelã®å‹‰å¼·æ³•
linuxãƒ¦ãƒ¼ã‚¶ï¼ˆFedoraãŒä¸å¿ƒï¼‰ã«ãªã£ã¦ï¼•å¹´ç¨‹çµŒã¤ã®ã§ã™ãŒã€ä»•äº‹ã®ãŸã‚ã«ã‚‚Linux kernelã‚’å‹‰å¼·ã—ã¦ã¿ã‚ˆã†ã¨æ€ã£ã¦ã„ã¾ã™ã€‚ãã“ã§ã€ä»•äº‹ã¾ãŸã¯è¶£å‘³ã§Linuxã€€kernelã‚’ç©¶ã‚ãŸæ–¹ã€ã¾ãŸã¯ä»Šå‹‰å¼·ã—ã¦ã„ã‚‹æ–¹ã«ãŠèžãã—ãŸã„ã®ã§ã™ãŒã€ã©ã®ã‚ˆã†ã«ã—ã¦å‹‰å¼·ã—ã¾ã—ãŸã‹ï¼Ÿç§ã¯kernelã¨deviceã€€driverã®æœ¬ã‚’èªã‚“ã§ã„ã‚‹ã®ã§ã™ãŒã€æœ¬ã‚’èªã‚“ã§ã„ã‚‹ã ã‘ã ã¨ãªã‹ãªã‹é€²å±•ãŒã‚ã‚Šã¾ã›ã‚“ã€‚å®Ÿéš›ã«ã‚³ãƒ¼ãƒ‰ã‚’æ›¸ããƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã¿ãŸã„ãªã®ãŒã‚ã‚Œã°ã„ã„ã®ã§ã™ãŒã€ä½•ã‹ã‚‰æ‰‹ã‚’ä»˜ã‘ã¦ã‚ˆã„ã®ã‹è¿·ã£ã¦ã„ã‚‹çŠ¶æ³ã§ã™ã€‚ C/C++ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã€OSä¸€èˆ¬ã€ãã—ã¦linuxã®åŸºæœ¬çš„ãªæ¦‚å¿µï¼ˆä»®æƒ³ãƒ¡ãƒ¢ãƒªã€ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã€ã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒªãƒ³ã‚°ç‰ï¼‰ã¯ä¸€å¿œç†è§£ã—ã¦ã„ã‚‹ã¤ã‚‚ã‚Šã§ã™ãŒã€ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚’èªã‚“ã§ç†è§£ã™ã‚‹ã®è‹¦åŠ´ã—ã¦ã„ã¾ã™ã€‚ ä½•ã‹çµŒé¨“è«‡ã¨ã‹ã‚¢ãƒ‰ãƒã‚¤ã‚¹ã‚’èžã‹ã›ã¦é ‚ã‘ã‚Œã°ã‚ã‚ŠãŒãŸã„ã§ã™ã€‚
totoadad 2013/03/01
linux

kernel

OS
ãƒªãƒ³ã‚¯
Linuxã‚«ãƒ¼ãƒãƒ«ã«ãŠã‘ã‚‹ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯å‘¨ã‚Šã®ChangeLogå‹‰å¼·ãƒ¡ãƒ¢ (2.6.0 ~ 2.6.20) - ã‚†ã†ã†ããƒ–ãƒã‚°
æœ€è¿‘ï¼ŒOSã®ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯ã«èˆˆå‘³ãŒã‚ã£ã¦ï¼ŒLinuxã‚«ãƒ¼ãƒãƒ«ã®ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯å®Ÿè£…ã®å¤‰é·ã«ã¤ã„ã¦èª¿ã¹ã¦ã¿ãŸï¼Ž å¤‰æ›´å†…å®¹ã®ç²’åº¦ã¯å‰²ã‚Šã¨é©å½“ï¼Ž TCPã¨ã‹FireWallã¨ã‹NICå‘¨ã‚Šã¯èˆˆå‘³ãŒã‚ã‚‹ã®ã§ã ã„ãŸã„æ›¸ã„ã¦ã‚‹ï¼Ž Wirelessç³»ã¯èˆˆå‘³ãªã„ã®ã§å…¨éƒ¨å‰Šã£ã¦ã‚‹ï¼Ž ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚¹ã‚¿ãƒƒã‚¯å‘¨ã‚Šã ã‘ã§ã‚‚ã‹ãªã‚Šé‡ãŒå¤šã‹ã£ãŸã®ã§ï¼Œã¨ã‚Šã‚ãˆãš2.6.0ã‹ã‚‰2.6.20ã¾ã§ã‚’ã¾ã¨ã‚ãŸï¼Ž Linux 2.6.x 2.6.5 (2004/04/04) http://kernelnewbies.org/Linux_2_6_5 Netpoll infrastructure NetpollãŒå°Žå…¥ã•ã‚ŒãŸï¼Ž Netpollã¯ï¼ŒI/Oã‚·ã‚¹ãƒ†ãƒ ã¨ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã‚·ã‚¹ãƒ†ãƒ ãŒå®Œå…¨ã«ã¯åˆ©ç”¨ã§ããªã„ã¿ãŸã„ãªä¸å®‰å®šãªç’°å¢ƒã§ã‚«ãƒ¼ãƒãƒ«ãŒãƒ‘ã‚±ãƒƒãƒˆã‚’é€å—ä¿¡ã§ãã‚‹ä»•çµ„ã¿ã®ã“ã¨ï¼Žå—ä¿¡ã—ãŸãƒ‘ã‚±ãƒƒãƒˆãŒnetpollå®›ã‹ã©ã†ã‹ã‚’TCP/IPã®ãƒ˜
totoadad 2012/12/30
ã‚«ãƒ¼ãƒãƒ«

kernel

ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯

linux

IT

network
ãƒªãƒ³ã‚¯
1