[B! thread] hide-Kã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

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threadã«é–¢ã™ã‚‹hide-Kã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (5)

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Kazuho@Cybozu Labs: ã€Œã‚µãƒ¼ãƒæ›¸ããªã‚‰ epoll ä½¿ã†ã¹ãã€ã¯ã€ä»Šã§ã‚‚æ£ã—ã„ã®ã‹
å¤šæ•°ã®TCPæŽ¥ç¶šã‚’ãƒãƒ³ãƒ‰ãƒªãƒ³ã‚°ã™ã‚‹ã‚µãƒ¼ãƒã‚’æ›¸ããªã‚‰ã€1ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³1ã‚¹ãƒ¬ãƒƒãƒ‰ã®ãƒ¢ãƒ‡ãƒ«ã§ã¯ãªãã€epollã‚„kqueueã®ã‚ˆã†ãªã‚¤ãƒ™ãƒ³ãƒˆé§†å‹•åž‹ã®I/Oå¤šé‡åŒ–ã‚’è¡Œã†ã¹ãã ã€ã¨è¨€ã‚ã‚Œã¾ã™ã€‚ã ãŒã€ãã®ã‚ˆã†ãªä¸»å¼µã¯ã€ã€ŒC10Kå•é¡Œã€ãŒæ›¸ã‹ã‚ŒãŸ2002å¹´ã‹ã‚‰7å¹´çµŒéŽã—ãŸä»Šã§ã‚‚æœ‰åŠ¹ãªã®ã§ã—ã‚‡ã†ã‹ï¼Ÿã€€echoã‚µãƒ¼ãƒã‚’æ›¸ã„ã¦ã€ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ã‚’å–ã£ã¦ã¿ã‚‹ã“ã¨ã«ã—ã¾ã—ãŸã€‚ ãµãŸã¤ã®ã‚°ãƒ©ãƒ•ã¯ã€ã„ãšã‚Œã‚‚æŽ¥ç¶šæ•°ã¨ã‚¹ãƒ«ãƒ¼ãƒ—ãƒƒãƒˆã®é–¢ä¿‚ã‚’è¡¨ã—ã¦ã„ã¾ã™ã€‚æœ€åˆã®ã‚°ãƒ©ãƒ•ã¯ã€å…¨æŽ¥ç¶šãŒã‚¢ã‚¯ãƒ†ã‚£ãƒ–ã«é€šä¿¡ã—ãŸå ´åˆã€ã‚ã¨ã®ã‚°ãƒ©ãƒ•ã¯ã€å…¨æŽ¥ç¶šã®ã†ã¡å°æ•°ã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ãŒé †æ¬¡ã‚¢ã‚¯ãƒ†ã‚£ãƒ–ã«ãªã£ã¦ã„ãã€ã¨ã„ã†ãƒ¢ãƒ‡ãƒ«ã§ã™ã€‚ã“ã‚Œã‚‰ã®ã‚°ãƒ©ãƒ•ã‹ã‚‰ã€ä»¥ä¸‹ã‚ˆã†ãªã“ã¨ãŒèªã¿å–ã‚Œã¾ã™ã€‚ epoll ã‚‚ per-thread ãƒ¢ãƒ‡ãƒ«ã‚‚ã€è‰¯ãã‚¹ã‚±ãƒ¼ãƒ«ã™ã‚‹ epoll ã¯ã€ãƒ¯ãƒ¼ã‚¯ã‚»ãƒƒãƒˆãŒå°ã•ã„å ´åˆã« (æœ€å¤§50%) per-thread ãƒ¢ãƒ‡ãƒ«ã‚ˆã‚Šã‚‚é«˜é€Ÿ å°‘ãªãã¨ã‚‚ã€1ã‚³ãƒ
hide-K 2009/09/24
benchmark

epoll

thread
ãƒªãƒ³ã‚¯
è»½é‡ã‚¹ãƒ¬ãƒƒãƒ‰ãƒ–ãƒ¼ãƒ ã ã¨æ€ã†ã®ã§ã€ãã“ã‚‰ã¸ã‚“ã®æƒ…å ±ã‚’ã¾ã¨ã‚ã¦ã¿ã‚‹ - é‡‘åˆ©0ç„¡åˆ©æ¯ã‚ãƒ£ãƒƒã‚·ãƒ³ã‚° â€“ ã‚ãƒ£ãƒƒã‚·ãƒ³ã‚°ã§ãã¾ã™ - subtech
ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã®çµ‚äº†æ—¥ã‚’2020å¹´1æœˆ31æ—¥(é‡‘)ã«æ±ºå®šã—ã¾ã—ãŸ ä»¥ä¸‹ã®ã‚¨ãƒ³ãƒˆãƒªã®é€šã‚Šã€ä»Šå¹´æœ«ã‚’ç›®å‡¦ã«ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã‚’çµ‚äº†äºˆå®šã§ã‚ã‚‹æ—¨ã‚’ãŠçŸ¥ã‚‰ã›ã—ã¦ãŠã‚Šã¾ã—ãŸã€‚ 2019å¹´æœ«ã‚’ç›®å‡¦ã«ã€ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã®æä¾›ã‚’çµ‚äº†ã™ã‚‹äºˆå®šã§ã™ - ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—æ—¥è¨˜ ã“ã®ãŸã³ã€æ£å¼ã«çµ‚äº†æ—¥ã‚’æ±ºå®šã„ãŸã—ã¾ã—ãŸã®ã§ã€ä»¥ä¸‹ã®é€šã‚Šã”ç¢ºèªãã ã•ã„ã€‚ çµ‚äº†æ—¥: 2020å¹´1æœˆ31æ—¥(é‡‘) ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆå¸Œæœ›ç”³è«‹æœŸé™:2020å¹´1æœˆ31æ—¥(é‡‘) çµ‚äº†æ—¥ä»¥é™ã¯ã€ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã®é–²è¦§ãŠã‚ˆã³æŠ•ç¨¿ã¯è¡Œãˆã¾ã›ã‚“ã€‚æ—¥è¨˜ã®ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆãŒå¿…è¦ãªæ–¹ã¯ä»¥ä¸‹ã®è¨˜äº‹ã«ã—ãŸãŒã£ã¦æ‰‹ç¶šãã‚’ã—ã¦ãã ã•ã„ã€‚ ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—ã«æŠ•ç¨¿ã•ã‚ŒãŸæ—¥è¨˜ãƒ‡ãƒ¼ã‚¿ã®ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆã«ã¤ã„ã¦ - ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—æ—¥è¨˜ ã”åˆ©ç”¨ã®ã¿ãªã•ã¾ã«ã¯ã”è¿·æƒ‘ã‚’ãŠã‹ã‘ã„ãŸã—ã¾ã™ãŒã€ã©ã†ãžã‚ˆã‚ã—ããŠé¡˜ã„ã„ãŸã—ã¾ã™ã€‚ 2020-06-25 è¿½è¨˜ ã¯ã¦ãªã‚°ãƒ«ãƒ¼ãƒ—æ—¥è¨˜ã®ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆãƒ‡ãƒ¼ã‚¿ã¯2020å¹´2æœˆ28
hide-K 2009/09/21
async

thread

programming
ãƒªãƒ³ã‚¯
Multi-threaded perl vs. Single-threaded perl - Islands in the byte stream (legacy)
perl5 ithread ã«ã¤ã„ã¦ã®å€‹äººçš„ãªè¦‹è§£ã€‚ãã—ã¦ Coro ã«ã¤ã„ã¦ã€‚(tokuhirom)ã‚ˆã‚Š ithreads ã‚’æœ‰åŠ¹ã«ã—ã¦ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã™ã‚‹ã ã‘ã§ perl ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ—ãƒªã‚¿ã®é€Ÿåº¦ãŒä½Žä¸‹ã™ã‚‹[è¦å‡ºå…¸] ã“ã‚Œã‚’ã¡ã‚‡ã†ã©è©¦ãã†ã¨æ€ã£ã¦ã„ãŸã¨ã“ã‚ãªã®ã ã£ãŸã€‚ãƒŠã‚¤ã‚¹ã‚¿ã‚¤ãƒŸãƒ³ã‚°ã€‚ çµè«–ã‹ã‚‰ã„ãˆã°ï¼Œã‚·ãƒ³ã‚°ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰ãªperlã¯ãƒžãƒ«ãƒã‚¹ãƒ¬ãƒƒãƒ‰ãªperlã‚ˆã‚Šãƒãƒ¼ãƒ‰æ™‚é–“ãƒ»å®Ÿè¡Œæ™‚é–“å…±ã«10%ã»ã©é«˜é€Ÿã§ã‚ã‚‹ã€‚ ä»¥ä¸‹è©³ç´°ã‚’è¨˜ã™ã€‚ ã¾ãšï¼Œperlãƒã‚¤ãƒŠãƒªã‚’2ã¤ç”¨æ„ã™ã‚‹ã€‚ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã¯ãƒ‘ãƒƒãƒãªã—ã®5.10.0ã§ï¼Œãƒ“ãƒ«ãƒ‰/å®Ÿè¡Œç’°å¢ƒã¯Linux 2.6.18-92.el5pae, gcc 4.3.2 20081007 (Red Hat 4.3.2-7)ã§ã‚ã‚‹ã€‚ sperl (single-threaded perl): $ ./Configure -des -Doptimize=-O3 -Dprefix=~/sp
hide-K 2009/06/29
perl

thread
ãƒªãƒ³ã‚¯
tokuhirom blog
Blog Search when-present<#else>when-missing. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: ${entry.path} [in template "__entry.ftlh" at line 3, column 25] - Reached through: #include "__entry.ftlh" [in template "entry.ftlh" at
hide-K 2009/06/29
perl

thread

coro
ãƒªãƒ³ã‚¯
BeInteractive! [ã‚¹ãƒ¬ãƒƒãƒ‰ã«ã‚ˆã‚‹éžåŒæœŸå‡¦ç†ã¯ã“ã‚“ãªæ„Ÿã˜]
otsuneã•ã‚“ã®tumblrçµŒç”±ã§ã€ã€ŒMochiKit.Async.Deferredã§éžåŒæœŸå‡¦ç†ã®åŒæœŸå‡¦ç†ã‚’ç›´æ„Ÿçš„ã«æ›¸ãã€ã‚’è¦‹ãŸã‚‰ã€ã“ã®è¾ºã“ã®é–“ã®twitterã§æ›¸ã„ãŸã‚¹ãƒ¬ãƒƒãƒ‰ã§å®Ÿç¾ã™ã‚‹ã¨ã©ã†ãªã‚‹ã‹æ›¸ã„ã¦ã¿ãŸããªã£ãŸã®ã§æ›¸ã„ã¦ã¿ã‚‹ã€‚ã“ã®ã‚¨ãƒ³ãƒˆãƒªã¨åŒã˜ãã€Flickrã®å†™çœŸã‚’FFFFOUND!ã¨tumblrã«ãƒã‚¹ãƒˆã™ã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰ã‚’è€ƒãˆã¦ã¿ã¾ã™ã€‚ ã¾ãšã€äºˆã‚Flickrã®permalinkã¨metadataã‚’å–å¾—ã™ã‚‹ã€Œflickr.GetPermalinkThreadã€ã¨ã€Œflickr.GetMetadataThreadã€ã€FFFFOUND!ã¨tumblrã«ãƒã‚¹ãƒˆã™ã‚‹ã€Œffffound.PostFFFFOUNDThreadã€ã¨ã€Œtumblr.PostTumblrThreadã€ã‚’ä½œã£ã¦ãŠãã¾ã™ã€‚ã“ã‚Œã‚‰ã®ã‚¹ãƒ¬ãƒƒãƒ‰ã¯ã€ä¸ã§URLLoaderã¨ã‹ä½¿ã£ã¦ãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’æŠ•ã’ã¦ã€çµ‚ã‚ã£ãŸã‚‰terminate
hide-K 2007/11/30
as3

thread
ãƒªãƒ³ã‚¯
1