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ioã«é–¢ã™ã‚‹hiroyukimã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (24)

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Scalaã§ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ã‚’æ›¸ã - wasabizã®æ—¥è¨˜
2015-07-08 Scalaã§ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ã‚’æ›¸ã Scalaã§ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ã‚’æ›¸ã‘ã‚‹Chiselã«ã¤ã„ã¦ç´¹ä»‹ã—ã¾ã™ã€‚ Chisel: Constructing Hardware in an Scala Embedded Language Chisel 2.2.0 Manual Chiselã¨ã¯ Chiselã¨ã¯ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢è¨˜è¿°ç”¨ã®ãŸã‚ã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã§ã‚ã‚ŠScalaã®DSLã¨ã—ã¦å®Ÿè£…ã•ã‚Œã¦ã„ã¾ã™ã€‚æœ€è¿‘å··ã§è©±é¡Œã®RISC-Vã¨ã„ã†ã‚¢ãƒ¼ã‚ãƒ†ã‚¯ãƒãƒ£ãŒã‚ã‚Šã¾ã™ãŒã€ãã®å®Ÿè£…ã§ã‚ã‚‹Rocket CoreãŒChiselã§è¨˜è¿°ã•ã‚Œã¦ã„ã¾ã™ã€‚Chiselã¯å˜ãªã‚‹Scalaã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªãªã®ã§ã€.scalaãªãƒ•ã‚¡ã‚¤ãƒ«ã®ä¸ã§importã—ã¦ä½¿ã„ã¾ã™ã€‚ãã—ã¦å›žè·¯ã®ä»•æ§˜ã‚’Scalaã§è¨˜è¿°ã—ã¦ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã™ã‚‹ã¨ãã®ä»•æ§˜ã«å¾“ã£ãŸVerilogã‚’å‡ºåŠ›ã™ã‚‹å®Ÿè¡Œãƒ•ã‚¡ã‚¤ãƒ«ãŒå‡ºæ¥ã¾ã™ã€‚ä»¥ä¸‹ã®ã‚³ãƒ¼ãƒ‰ã¯Chiselã®ãƒˆãƒƒãƒ—ãƒšãƒ¼ã‚¸ã‹ã‚‰å¼•ç”¨ã—
hiroyukim 2015/07/08
Scala

io
ãƒªãƒ³ã‚¯
ã‚·ã‚¹ãƒ†ãƒ ã®I/Oã«å¿…è¦ãªæ™‚é–“ã®å¤§éƒ¨åˆ†ã¯ã‚«ãƒ¼ãƒãƒ«ã«ã‚ã£ãŸ | POSTD
Key-Valueã‚¹ãƒˆã‚¢ã‹ã‚‰ãƒãƒƒã‚¯ã‚µãƒ¼ãƒã«è‡³ã‚‹ã€ã‚ã‚‰ã‚†ã‚‹å®Ÿè¡Œä¸ã®ã‚µã‚¤ãƒˆã®ã‚·ã‚¹ãƒ†ãƒ ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã¯ã€ä»ŠãªãŠã€ä¸»ã« ãƒ¬ã‚¤ãƒ†ãƒ³ã‚· ã‚„ ã‚¹ãƒ«ãƒ¼ãƒ—ãƒƒãƒˆ ã§æ¸¬å®šã•ã‚Œã¦ã„ã¾ã™ã€‚ ã‚µãƒ¼ãƒã®I/Oãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã§ã¯ã€ã“ã‚ŒãŒé‡è¦ã¨ãªã‚Šã¾ã™ã€‚é«˜æ€§èƒ½ãªI/Oã‚µãƒ–ã‚·ã‚¹ãƒ†ãƒ ãªãã—ã¦ã¯ã€ã“ã‚Œã‚‰ã®ãƒ¡ãƒˆãƒªã‚¯ã‚¹ã®ã©ã¡ã‚‰ã«ãŠã„ã¦ã‚‚è‰¯ã„ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã‚’è¡Œã†ã“ã¨ã¯ã§ãã¾ã›ã‚“ã€‚ å¥‡å¦™ãªã“ã¨ã«ã€ã“ã®10å¹´é–“ã§ä¸€èˆ¬çš„ãªãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ã®I/Oãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã¯é©šãã»ã©å‘ä¸Šã—ã¦ã„ã‚‹ã«ã‚‚é–¢ã‚ã‚‰ãšã€ã‚·ã‚¹ãƒ†ãƒ ã®I/Oãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã¯ã‚ã¾ã‚Šå¤§ããªå¤‰åŒ–ã‚’é‚ã’ã¦ã„ã¾ã›ã‚“ã€‚ãã“ã§ã€ç§ã¯ã“ã®ã‚ˆã†ãªç–‘å•ã‚’æŒã¡ã¾ã—ãŸã€‚ ã€Œä¸€èˆ¬çš„ãªã‚¹ã‚¿ãƒ³ãƒ€ãƒ¼ãƒ‰ãªOSã§ã¯ã€I/Oãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã®å‘ä¸Šã¯æœŸå¾…ã§ããªã„ã®ã ã‚ã†ã‹ï¼Ÿã€ ä¸€èˆ¬çš„ãªLinuxãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ä¸Šã®ã‚·ãƒ³ãƒ—ãƒ«ãªI/O ã“ã‚Œã¯ã€Simon Peterã‚‰ã«ã‚ˆã£ã¦ç™ºè¡¨ã•ã‚ŒãŸ æœ€æ–°ã®OSDIãƒ¬ãƒãƒ¼ãƒˆ ã®è£ã«éš ã•ã‚ŒãŸé‡å¤§ãªèª²é¡Œã§ã™ã€‚
hiroyukim 2015/03/24
kernel

Linux

performance

io
ãƒªãƒ³ã‚¯
IOè² è·ã®é«˜ã„ãƒ—ãƒã‚»ã‚¹ã‚’ç‰¹å®šã™ã‚‹æ–¹æ³• - weblog of key_amb
ã‚«ãƒ¼ãƒãƒ«ã® I/O Accounting æ©Ÿèƒ½ã‚’åˆ©ç”¨ã™ã‚‹ Linuxã§ã‚«ãƒ¼ãƒãƒ«ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ãŒ 2.6.20 ä»¥é™ã§ã‚ã‚Œã°ã€IO Accountingæ©Ÿèƒ½ã‚’ä½¿ã†ã¨ã‚ˆã„ã€‚ ã“ã‚ŒãŒæœ‰åŠ¹ã«ãªã£ã¦ã„ã‚Œã°ã€ãƒ—ãƒã‚»ã‚¹æ¯Žã®I/Oçµ±è¨ˆæƒ…å ±ãŒ /proc/${pid}/io ã«å‡ºåŠ›ã•ã‚Œã‚‹ã€‚ â€¦ãŒã€å…¨ãƒ—ãƒã‚»ã‚¹ã«ã¤ã„ã¦ã€ã“ã‚Œã‚’è‡ªå‰ã§åˆ†æžã™ã‚‹ã®ã¯ç–²ã‚Œã‚‹ã®ã§ã€pidstat ã‚„ dstat ã®ã‚ˆã†ãªãƒ„ãƒ¼ãƒ«ã‚’ä½¿ã†ã®ãŒæ¥½ã€‚ å‚è€ƒ IO Accounting æ©Ÿèƒ½ã§ I/O è² è·ã®é«˜ã„ãƒ—ãƒã‚»ã‚¹ã‚’ç‰¹å®š :: drk7jp dstatã®ä¸‡èƒ½æ„ŸãŒãƒãƒ³ãƒ‘ãªã„ - (ã²)ãƒ¡ãƒ¢ iodump 2.6.19 ä»¥å‰ã®ã‚«ãƒ¼ãƒãƒ«ã§ã¯ã©ã†ã™ã‚Œã°ã„ã„ã‹ã€‚ ä¾‹ãˆã°ã€iodump ã¨ã„ã†ãƒ„ãƒ¼ãƒ«ãŒã‚ã‚‹ã€‚ ã“ã‚Œã¯ä»¥å‰ Maatkit ã«å«ã¾ã‚Œã¦ã„ãŸ Perl ã‚¹ã‚¯ãƒªãƒ—ãƒˆã§ã‚ã‚‹ã€‚ ä½¿ã„æ–¹ã¨ã—ã¦ã¯ã€ä»¥ä¸‹ã®é€šã‚Šã€‚ # download iodump wget
hiroyukim 2014/12/02
io

process

ã‚«ãƒ¼ãƒãƒ«

Linux
ãƒªãƒ³ã‚¯
javadoc.io ãŒä¾¿åˆ© - tokuhirom's blog
Maven central ã¸ã®ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã‚’ç„¡äº‹ã«æžœãŸã—ãŸã®ã¯ã‚ˆã„ãŒï½¤javadoc ã‚’è¦‹ã‚‹ã«ã¯ã©ã†>ã—ãŸã‚‰ã„ã„ã®ã‹ï½¤ï½¤ã¨æ€ã£ã¦æŽ¢ã—ã¦ã¿ã‚‹ã¨ï½¤ã‚ã£ãŸï½¡ã‚ã‚Šã¾ã—ãŸï½¡javadoc.io http://javadoc.io ã¯ maven central ã«ã‚ãŒã£ã¦ã‚‹ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã® javadoc ã‚’è¡¨ç¤ºã—ã¦ãã‚Œã‚‹ã‚µã‚¤ãƒˆï½¡ http://www.javadoc.io/doc/me.geso/mech2/ ã¨ã‹ã«ã‚¢ã‚¯ã‚»ã‚¹ã™ã‚‹ã¨ï½¤javadoc ã‚’ã„ã„æ„Ÿã˜ã«è¡¨ç¤ºã—ã¦ãã‚Œã‚‹ï½¡ä»Šå¾Œã¯ README.md ã«ã¯ã“ã® URL ã‚’è¨˜è¼‰ã™ã‚‹ã“ã¨ã«ã—ã‚ˆã†ï½¡ (æœ¬æ¥ã§ã‚ã‚Œã° search.maven.org ã§javadocã‚’è¡¨ç¤ºã—ã¦ã»ã—ã„ã®ã ãŒ)
hiroyukim 2014/11/07
maven

java

javadoc

io
ãƒªãƒ³ã‚¯
blktrace ã§ block IO ã®åˆ†å¸ƒã‚’å¯è¦–åŒ–ã™ã‚‹
ã¯ã˜ã‚ã« blktrace ã¯ block IO ã®ç™ºè¡Œã‚’ãƒˆãƒ¬ãƒ¼ã‚¹ã™ã‚‹æœ‰åãªãƒ„ãƒ¼ãƒ«ã§ã™ã€‚blktrace ã§é›†ã‚ãŸãƒˆãƒ¬ãƒ¼ã‚¹ãƒ‡ãƒ¼ã‚¿ã‚’è§£æžã™ã‚‹ btt ã«ã¯ã€ãƒ‡ã‚£ã‚¹ã‚¯ä¸Šã§ã® block IO ã®åˆ†å¸ƒã‚’å¯è¦–åŒ–ã™ã‚‹ bno_plot.py ã¨ã„ã†ãƒ„ãƒ¼ãƒ«ãŒä»˜å±žã—ã¦ã„ã¾ã™ã€‚bno_plot.py ã‚’ä½¿ã†ã¨ã€gnuplot ã‚’ç”¨ã„ã¦ä¸‹è¨˜ã®ã‚ˆã†ãªå›³ã‚’ç”Ÿæˆã§ãã¾ã™ã€‚ å›³ã§ã¯ã€xè»¸ãŒæ™‚é–“ã€yè»¸ãŒ Block Numberã€zè»¸ãŒ Block per IO ã«ãªã£ã¦ã„ã¾ã™ã€‚ã“ã‚Œã‹ã‚‰ã€ã„ã¤é ƒã«ã€ã©ã®ã‚»ã‚¯ã‚¿ã«ã€ã©ã®ãã‚‰ã„ã®IOãŒç™ºè¡Œã•ã‚ŒãŸã‹ãŒã‚ã‹ã‚Šã¾ã™ã€‚ ä½¿ã„æ–¹ bno_plot.py ã®ä½¿ã„æ–¹ã‚’ã”èª¬æ˜Žã—ã¾ã™ã€‚ blktrace ã¨ gnuplot ã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¾ã™ã€‚ # yum -y install blktrace gnuplot blktrace ã§ãƒˆãƒ¬ãƒ¼ã‚¹ã‚’åŽé›†ã—ã¾ã™ã€‚ # blktrace -w 30
hiroyukim 2014/10/10
io

å¯è¦–åŒ–

Block IO
ãƒªãƒ³ã‚¯
Faster and scalable fast-logger
Yesod is a Haskell web framework for productive development of type-safe, RESTful, high performance web applications. As you may know, Michael and I released a set of packages for WAI 2.0 including Warp 2.x and fast-logger 2.x. They are much faster than their old versions. I will explain how I re-designed fast-logger in this article and how I improved the performance of Warp in the next one. The c
hiroyukim 2014/09/25
Haskell

concurrent

manager

io
ãƒªãƒ³ã‚¯
Percona Server 5.5ã«ã¦10ç§’é–“éš”ã§Disk I/OãŒé‡ããªã‚‹å•é¡Œ | å¤–é“çˆ¶ã®åŒ
ä¹…ã—ã¶ã‚Šã«DBAã¨ã—ã¦ãŠæ‰‹ä¼ã„ã—ãŸæ™‚ã®æ±šã„ãƒ¡ãƒ¢ã«ãªã‚Šã¾ã™ã€‚ Percona Server5.5ï¼‹ioDriveã®MySQLã§ã€ã‚¤ãƒ™ãƒ³ãƒˆæ™‚ã‚„ãƒ”ãƒ¼ã‚¯ã‚¿ã‚¤ãƒ ã«ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‹ã‚‰ã®DBåˆ©ç”¨ãŒé‡ããªã‚‹ã€ã¨ã„ã†ã“ã¨ã§èª¿æŸ»ã‹ã‚‰å¯¾å¿œæ–¹æ³•ã¾ã§è€ƒãˆã¦ã¿ã¾ã—ãŸã€‚ å•é¡Œç‚¹ã®å¤§é›‘æŠŠãªç‰¹å®š é«˜ãƒˆãƒ©ãƒ•ã‚£ãƒƒã‚¯æ™‚ã«ã€Rubyã‹ã‚‰MySQLã®æŽ¥ç¶šã‚„ã‚¯ã‚¨ãƒªãŒã¡ã‚‡ã“ã¡ã‚‡ã“é‡ããªã‚Šã€ãƒ¬ã‚¹ãƒãƒ³ã‚¹é€Ÿåº¦ã«å½±éŸ¿ãŒå‡ºã‚‹ã€ã¨ã®ã“ã¨ã€‚ã§èª¿æŸ»é–‹å§‹ã€‚ä»Šå›žã®Percona Serverã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã¯ 5.5.34 ã§ã—ãŸã€‚ top -d1 ã§è§¦è¨ºã—ã¦ã¿ã‚‹ã¨ã€è¬Žã®10ç§’é–“éš”ã§iowaitãŒ5ï½ž10ï¼…ã«ä¸ŠãŒã‚‹ã“ã¨ã‚’ç¢ºèª 5åˆ†å¹³å‡ã®iowaitã‚°ãƒ©ãƒ•ã‚’è¦‹ã¦ã‚‚ã€ãƒ”ãƒ¼ã‚¯æ™‚ã¯50ï½ž60ï¼…ã§ã‚ã‚‹ã“ã¨ã‚’ç¢ºèªã€‚ioDriveã§ã“ã‚Œã¯ã‚¤ã‚«ãƒ³ dstat ã§è¦‹ã‚‹ã¨ã€å¹³æ™‚ã¯writeæ•°MB/sï½žåæ•°MB/sã®ã¨ã“ã‚ãŒã€ã‚„ã¯ã‚Š10ç§’é–“éš”ã§write æ•°ç™¾MBã‚’ç¢ºèªã€‚ãƒ”ãƒ¼ã‚¯æ™‚
hiroyukim 2014/09/12
percona

io

iowait
ãƒªãƒ³ã‚¯
Simple non-blocking server
hiroyukim 2014/06/25
java

non-blocking

server

io
ãƒªãƒ³ã‚¯
libaio ã® aio ã‚³ãƒ³ãƒ†ã‚ã‚¹ãƒˆæ•°ã‚’èª¿ã¹ã‚‹ - ablog
Linux ã® libaio ã«ã‚ˆã‚‹éžåŒæœŸI/Oã§ã¯ aio ã‚³ãƒ³ãƒ†ã‚ã‚¹ãƒˆæ•°ã¯ /proc/sys/fs/aio-nr ã§ç¢ºèªã§ãã€/proc/sys/fs/aio-max-nr ã«é”ã™ã‚‹ã¨ã€io_setup ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã®æˆ»ã‚Šå€¤ã« EAGAIN ãŒè¿”ã•ã‚Œã‚‹ã€‚ã“ã®ã“ã¨ã‚’I/Oãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ãƒ„ãƒ¼ãƒ« flexible IO tester (fio) ã§æ¤œè¨¼ã—ã¦ã¿ãŸã€‚ ãŠã•ã‚‰ã„ Linux ã®éžåŒæœŸI/Oã¯2ç¨®é¡žã‚ã‚‹ã€‚ POSIX AIO aio_read(), aio_write() ãƒ©ã‚¤ãƒ–ãƒ©ãƒªé–¢æ•°ãŒã‚«ãƒ¬ãƒ³ãƒˆãƒ—ãƒã‚»ã‚¹ã®åã‚¹ãƒ¬ãƒƒãƒ‰ã‚’ä½œã‚‹ã€‚ ãã®åã‚¹ãƒ¬ãƒƒãƒ‰ãŒåŒæœŸãª read()ã€write() ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã‚’å‘¼å‡ºã™ã€‚ åã‚¹ãƒ¬ãƒƒãƒ‰ãŒç™ºè¡Œã—ãŸåŒæœŸI/Oæ“ä½œã‚’å¾…ãŸãšã« aio_read(), aio_write() ãƒ©ã‚¤ãƒ–ãƒ©ãƒªé–¢æ•°ã¯çµ‚äº†ã™ã‚‹ã€‚ ã‚«ãƒ¼ãƒãƒ«ãƒ¬ãƒ™ãƒ«ã§å®Ÿç¾ã™ã‚‹éžåŒæœŸI/Oã«æ¯”ã¹ã¦é…ã„ã€‚ lib
hiroyukim 2014/06/23
aio

Linux

io
ãƒªãƒ³ã‚¯
bwinÂ·å¿…èµ¢(ä¸å›½)å”¯ä¸€å®˜æ–¹ç½‘ç«™
hiroyukim 2014/06/03
haskell

è¨å®š

io
ãƒªãƒ³ã‚¯
ã¯ã¦ãªãƒ–ãƒã‚° | ç„¡æ–™ãƒ–ãƒã‚°ã‚’ä½œæˆã—ã‚ˆã†
12æœˆ3æ—¥éŸ“å›½ã«æˆ’åŽ³ä»¤ãŒå®£è¨€ã•ã‚ŒãŸã€‚ãã—ã¦å¯’ç©ºã®å…ƒã«å±Šã‘ã‚‰ã‚Œã‚‹ã‚³ãƒ¼ãƒ’ãƒ¼ã€‚ 12æœˆ3æ—¥22æ™‚åŠã”ã‚ã€ ã©ã†ã„ã†ã‚ã‘ã‹å°¹éŒ«æ‚¦å¤§çµ±é ˜ã«ã‚ˆã‚Šéžå¸¸æˆ’åŽ³ãŒå®£è¨€ã•ã‚ŒãŸã€‚ãã‚Œã«ã¤ã„ã¦ã€éŸ“å›½ã§ç”Ÿæ´»ã‚’ã™ã‚‹ç§ã®è¦–ç·šã§è¨˜éŒ²ã‚’ã—ã¦ãŠããŸã„ã¨æ€ã†ã€‚ä»Šé€±ã¯æ›¸ãã‹ã‘ã ã£ãŸé«˜é›„&å°å—æ—…è¡Œè¨˜ã‚’ã‚¹ã‚¿ãƒ¼ãƒˆã•ã›ãŸã‹ã£ãŸãŒã€å¾Œå›žã—ã«ã™ã‚‹ã€‚ ï¼ˆå†™çœŸã¯ä»Šå›žã®å¼¾åŠ¾ã‚’æ±‚ã‚ã‚‹ãƒ‡ãƒ¢ã§â€¦
hiroyukim 2014/05/30
è² è·

linux

cpu

io
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hiroyukim 2014/05/28
io

multi
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Rubyã®ä¸¦åˆ—å‡¦ç†ã¨ã‚°ãƒãƒ¼ãƒãƒ«ã‚¤ãƒ³ã‚¿ãƒ—ãƒªã‚¿ãƒãƒƒã‚¯ã®é–¢ä¿‚ | SONICMOOV LAB
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hiroyukim 2014/05/28
thread

ã‚¹ãƒ¬ãƒƒãƒ‰

fork

io
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Big Sky :: Golang ã®ã‚ªãƒ•ã‚£ã‚·ãƒ£ãƒ«ãŒæä¾›ã™ã‚‹ã‚¤ãƒ³ã‚¿ãƒ•ã‚§ãƒ¼ã‚¹ã¾ã¨ã‚
golang ãŒæä¾›ã™ã‚‹ã‚¤ãƒ³ã‚¿ãƒ•ã‚§ãƒ¼ã‚¹ã®ä¸ã§ä»£è¡¨çš„ãªç‰©ã®ä½¿ã„æ–¹ã‚’ã¾ã¨ã‚ã¦ã¿ã‚‹ã€‚ io.Reader typeÂ ReaderÂ interfaceÂ { Read(p []byte) (nÂ int, errÂ error) } ã”å˜ã˜ io.Readerã€‚ã“ã®ã‚·ã‚°ãƒãƒãƒ£ã® Read ã‚’å®Ÿè£…ã—ã¦ãŠã‘ã° golang ã®ã‚ã‚Šã¨ã‚ã‚‰ã‚†ã‚‹å…¥åŠ›æ©Ÿèƒ½ã«å¯¾ã—ã¦è‡ªåˆ†ã®ã‚³ãƒ¼ãƒ‰ã‚’æä¾›ã™ã‚‹äº‹ãŒå‡ºæ¥ã‚‹ã€‚ ä¾‹ãˆã°æ°¸é ã«ã€ŒãŠã£ã±ã„ã€ã¨è¨€ã„ç¶šã‘ã‚‹ Reader ã ã¨ä»¥ä¸‹ã®æ§˜ãªå®Ÿè£…ã«ãªã‚‹ã€‚ packageÂ main importÂ ( "io" "os" ) varÂ text = []rune("ãŠã£ã±ã„") typeÂ OppaiReaderÂ structÂ { nÂ int } funcÂ (r *OppaiReader) Read(p []byte) (int,Â error) { in :=Â len(p) nw :=Â 0 forÂ i
hiroyukim 2014/05/01
io

os

golang

mattn
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The upper.io/db.v1 ORM for Go
This project is kept for historical purposes, if youâ€™re new here you may want to check out upper.io/db.v2 instead. db.v1 is deprecated and no new features will be added, only security issues will be patched, we recommend you to migrate from db.v1 to db.v2. The upper.io/db.v1 package for Go provides a common interface for interacting with different data sources using adapters that wrap mature datab
hiroyukim 2013/12/27
go

db

io

install
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http://www.thomas-krenn.com/en/oss/linux-io-stack-diagram/linux-io-stack-diagram_v1.0.png
hiroyukim 2013/12/27
diagram

io

Linux
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Aio
1. éžåŒæœŸ I/O æ¦‚èª¬ Introduction to Asynchronous I/O AIO, I/O Multiplexingâ€¦
hiroyukim 2013/10/16
éžåŒæœŸ

IO
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Charming Python: Functional programming in Python, Part 3
IBM Developer is your one-stop location for getting hands-on training and learning in-demand skills on relevant techno logies such as generative AI, data science, AI, and open source.
hiroyukim 2013/09/26
io

Programming

C++
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ãƒ•ã‚¡ã‚¤ãƒ«å…¥å‡ºåŠ›ã®åŸºæœ¬ (IO ãƒ¢ãƒ‡ãƒ«) ã‚’å‹‰å¼·ã™ã‚‹ - ãƒ•ãƒªãƒ¼ãƒ•ã‚©ãƒ¼ãƒ ãƒ•ãƒªãƒ¼ã‚¯ã‚¢ã‚¦ãƒˆ
ç§»è»¢ã—ã¾ã—ãŸ http://please-sleep.cou929.nu/20121103.html
hiroyukim 2013/09/26
programming

UNIX

c10k

io
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#8158: Replace IO manager's IntMap with a mutable hash table Â· Issues Â· Glasgow Haskell Compiler / GHC Â· GitLab
hiroyukim 2013/09/04
haskell

IO

manager
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