[B! performance] syuu256ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

syuu256 id:syuu256

performanceã«é–¢ã™ã‚‹syuu256ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (11)

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Nginxã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã‚’æ¥µé™ã«ã™ã‚‹ãŸã‚ã®è€ƒå¯Ÿ - Qiita
ãƒ”ã‚¯ã‚»ãƒ«ãƒˆãƒ©ãƒƒã‚ãƒ³ã‚°ã‚’æƒ³å®šã—ãŸè¨å®šã§ã€Nginx on EC2(c3.large) ã¨ã„ã†ç’°å¢ƒã§ã€æ¥µé™ã¾ã§è¨å®šã‚’ã—ã¦ã€ã©ã‚Œãã‚‰ã„ã•ã°ã‘ã‚‹ã®ã‹é‹ç”¨ä¸ã€ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãƒ†ã‚¹ãƒˆã—ã¦ã‚‹æ™‚ã¯ã€åˆ¥ã®ã¨ã“ã‚ã«å•é¡ŒãŒã‚ã‚Šã€Nginxè‡ªä½“ã®æ€§èƒ½é™ç•Œã¾ã§ãƒ†ã‚¹ãƒˆã§ããªã‹ã£ãŸã®ã§ã€å®Ÿéš›ã©ã“ã¾ã§ã„ã‘ã‚‹ã®ã‹ã¯è¨ˆæ¸¬ã§ãã¦ãªã„ã€‚ ç§’é–“1ä¸‡ã¨ã‹2ä¸‡ã¯è¡Œã‘ã¦ãŸã¨æ€ã†ã€ã¡ãªã¿ã«å®Ÿéš›ã®é‹ç”¨ã§ã¯ç§’é–“9000ä»¥ä¸Šã¨ã‹ã‚’è¨˜éŒ²ã—ã¦ã„ã¦ã€ã‚µãƒ¼ãƒè‡ªä½“ã«ã¯ã‹ãªã‚Šä½™è£•ãŒã‚ã‚‹ã®ã§ã€è¨˜éŒ²ã¯ã¾ã ã¾ã ä¼¸ã³ã‚‹ã¨æ€ã†ã€‚ ã¡ãªã¿ã« empty_gif ã¯å¿œç”ãŒçŸã™ãŽã¦ã€Nginx ã® $request_time ã§ã¯è¨˜éŒ²ã§ããªã„... å…¨éƒ¨ "0.000" ã ã‹ã‚‰ã€ã©ã‚Œãã‚‰ã„æŽ›ã‹ã£ã¦ã‚‹ã®ã‹åˆ†ã‹ã‚‰ã‚“...ã€‚ nginx.confã®è¨å®š user nginx; worker_processes auto; error_log /var/log/nginx/erro
syuu256 2015/03/25
nginx

performance
ãƒªãƒ³ã‚¯
Gatling Load and Performance testing - Open-source load and performance testing
FEATURES Build Scripting assistance No-code test builder Recorder Test-as-code JavaScript TypeScript Java Kotlin Scala Postman AdvancedÂ protocols gRPC MQTT
syuu256 2014/10/24
è² è·ãƒ†ã‚¹ãƒˆ

ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹

performance
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ã‚³ãƒžãƒ³ãƒ‰ã«ã‚ˆã‚‹ã€Œè² è·ã€ã®åŽŸå› åˆ‡ã‚Šåˆ†ã‘
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syuu256 2014/08/20
CPU

performance
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
syuu256 2014/07/27
linux

performance
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ã€SQLå…¥é–€ã€‘group by,distinctã©ã¡ã‚‰ãŒæ€§èƒ½ãŒã‚ˆã„ã®ã‹ - æ–°å’ã‹ã‚‰æ–‡ç³»ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢â†’äººææ¥ç•Œã«è»¢è·ã—ãŸäººã®ãƒ–ãƒã‚°
ã€ä»Šå›žã®å†…å®¹ã€‘ å‰å›žã¯åŸºæœ¬çš„ãªï¼³ï¼±ï¼¬ã‚’å‚™å¿˜éŒ²ã§ç°¡å˜ã«ã¾ã¨ã‚ã¦ã„ãŸã‘ã©ã€ ã€SQLå…¥é–€ã€‘åŸºæœ¬çš„ãªSQLã‚’ç›®çš„åˆ¥ã«ã¾ã¨ã‚ã¦ã¿ãŸ - ï¼¦ï¼¯ï¼² ï¼³ï¼¥ ãã®ä¸ã«æ°—ã«ãªã‚‹ã“ã¨ãŒã‚ã£ãŸã®ã§èª¿ã¹ãŸã‚‚ã®ã‚’ãƒ¡ãƒ¢ã¨ã—ã¦ç´¹ä»‹ã—ã¾ã™ã€‚ ä»Šã®è‡ªåˆ†ã®ç¾å ´ã§ã¯ã€é‡è¤‡è¡Œã‚’çµžã‚Šè¾¼ã‚€æ™‚ã«ã€ã€Œdistinctã€ã¨ã€Œgroup byã€ã‚’ä½¿ã†äººãã‚Œãžã‚Œã„ã¾ã—ãŸã€‚ distinctã¨group byã¯åŒã˜ã‚ˆã†ã«é‡è¤‡è¡Œã‚’æ¶ˆã™ã¨ã„ã†æ„å‘³ã§ã¯ ã©ã¡ã‚‰ã§ã‚‚ã„ã„ã®ã‹ãªãƒ¼ã¨æ€ã£ã¦ã„ãŸã‘ã©ã€ ç–‘å•ã«æ€ã£ãŸã®ã§å°‘ã—èª¿ã¹ã¦ã¿ã¾ã—ãŸã€‚ ã€ç–‘å•ã€‘distinctã¨group by ã¯é‡è¤‡è¡Œã‚’æ¶ˆã™ç›®çš„ãªã‚‰ã©ã¡ã‚‰ã‚’ä½¿ã£ã¦ã‚‚ã‚ˆã„ã®ã‹ï¼Ÿ ã€çµè«–ã€‘ çµæžœã¨ã—ã¦ã¯ã©ã¡ã‚‰ã‚‚é‡è¤‡è¡Œã‚’æ¶ˆã™ã¨ã„ã†æ„å‘³ã§ã¯åŒã˜ã‚‰ã—ã„ã€‚ ã ãŒã€ä¸€èˆ¬çš„ã«group byã¯é›†åˆé–¢æ•°ï¼ˆsumã¨ã‹countã¨ã‹ï¼‰ã¨ä¸€ç·’ã«ä½¿ã†ã®ã§ã€ ãã‚‚ãã‚‚ã®ç›®çš„ç”¨é€”ãŒé•ã†ã®ã§ã¯ã¨ã„ã†è©±ãŒã‚ã£ãŸã€‚ ã¾ãŸã€ã©ã¡ã‚‰ãŒæ€§èƒ½ãŒè‰¯
syuu256 2014/03/14
sql

performance

programming
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Amazon EC2ã®ã€ŒCluster Compute Instancesã€ã‚’ä½¿ã£ã¦ã¿ãŸ(High Performance Computingå‘ã‘) - å…ƒRX-7ä¹—ã‚Šã®é©å½“ãªæ—¥ã€…
å…ˆæ—¥ã€Amazon EC2ã®æ–°ã—ã„ã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ã‚¹ã‚¿ã‚¤ãƒ—ã§ã€ãƒã‚¤ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã‚³ãƒ³ãƒ”ãƒ¥ãƒ¼ãƒ†ã‚£ãƒ³ã‚°(HPC)å‘ã‘ã®ã€ŒCluster Compute Instancesã€ãŒç™ºè¡¨ã•ã‚Œã¾ã—ãŸã€‚ ç‰¹ç†ã™ã¹ãã¯ã€ Cluster Computeã¯æ¨™æº–çš„ãªEC2ã‚ˆã‚Šå‡¦ç†ãƒ‘ãƒ¯ãƒ¼ãŒå‘ä¸Šã—ã¦ãŠã‚Šã€ã‚¯ãƒ©ã‚¹ã‚¿ã®è¨ˆç®—ãƒŽãƒ¼ãƒ‰é–“ã®ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯æŽ¥ç¶šãŒé«˜é€ŸåŒ–ã—ã¦é€šä¿¡ãŒå‘ä¸Šã—ã¦ã„ã‚‹ã¨ã„ã†ã€‚ä¸€æ–¹ã§ã€é¡§å®¢ã®åˆ©ç”¨ã«å¿œã˜ãŸæ–™é‡‘æ”¯æ‰•ã„ã¨ã„ã†ã‚µãƒ¼ãƒ“ã‚¹ã®ç†å¿µã¯ç¶æŒã•ã‚Œã¦ãŠã‚Šã€åˆ©ç”¨ãŒå¢—ãˆã‚‹ã¨æ–™é‡‘ã¯å¢—åŠ ã™ã‚‹ã€‚ ã“ã®ã‚¯ãƒ©ã‚¹ã‚¿ã‚µãƒ¼ãƒ“ã‚¹ã¯ã€Linuxã¨é¡§å®¢ã®ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚’å¤šæ§˜ã«çµ„ã¿åˆã‚ã›ã¦åˆ©ç”¨ã§ãã€ä½œæ¥ã‚’ç‹¬ç«‹ã—ãŸè¤‡æ•°ãƒ”ãƒ¼ã‚¹ã«åˆ†å‰²ã—åŒæ™‚ã«å®Ÿè¡Œã™ã‚‹å¹³è¡Œã‚¿ã‚¹ã‚¯ã«æœ€é©ã ã€‚ ã‚¢ãƒžã‚¾ãƒ³ã€ã‚¹ãƒ‘ã‚³ãƒ³ã®è¨ˆç®—èƒ½åŠ›ã‚’ã‚¦ã‚§ãƒ–ã‚µãƒ¼ãƒ“ã‚¹ã§æä¾› - CNET Japan ã¨ã„ã£ãŸã€é«˜ã„è¨ˆç®—å‡¦ç†èƒ½åŠ›ã¨ãƒŽãƒ¼ãƒ‰é–“ã§ã®å‡¦ç†é€£æºã‚’å‰æã«ã—ã¦ã„ã‚‹ç‚¹ã€‚ HadoopãªClusterã‚„ã€Amazo
syuu256 2014/01/10
EC2

performance

cluster
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äº‹å‰ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ã§ã‚¦ã‚§ãƒ–ãƒšãƒ¼ã‚¸ã®è¡¨ç¤ºæ™‚é–“ã‚’é«˜é€ŸåŒ–
[å¯¾è±¡: ä¸Šç´š] äº‹å‰ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ã¨å‘¼ã¶æŠ€è¡“ã‚’ä½¿ã£ã¦ã€ã‚¦ã‚§ãƒ–ãƒšãƒ¼ã‚¸ã®è¡¨ç¤ºæ™‚é–“ã‚’é«˜é€ŸåŒ–ã™ã‚‹æ–¹æ³•ã‚’ã“ã®è¨˜äº‹ã§ã¯è§£èª¬ã—ã¾ã™ã€‚ äº‹å‰ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ã¨ã¯ äº‹å‰ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚° (Prerendering)ã¨ã¯ã€ãã®åã®ã¨ãŠã‚Šã€ãƒšãƒ¼ã‚¸ã®èªã¿è¾¼ã¿ï¼ˆæ£ç¢ºã«ã¯ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ï¼‰ã‚’å‰ã‚‚ã£ã¦å®Ÿè¡Œã™ã‚‹ä»•çµ„ã¿ã§ã™ã€‚ Googleæ¤œç´¢ã§æŽ¡ç”¨ã•ã‚Œã¦ã„ã‚‹ã€Œã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ãƒˆãƒšãƒ¼ã‚¸ã€ã«ã¯äº‹å‰ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ãŒä½¿ã‚ã‚Œã¦ã„ã¾ã™ã€‚ ä¸‹ã®ã‚ãƒ£ãƒ—ãƒãƒ£ã¯ã€Googleã§ã€ŒAmazonã€ã‚’æ¤œç´¢ã—ãŸã¨ãã®Chromeã®ã‚¿ã‚¹ã‚¯ã®çŠ¶æ³ã‚’ã‚¿ã‚¹ã‚¯ãƒžãƒãƒ¼ã‚¸ãƒ£ã§ç¢ºèªã—ãŸã‚‚ã®ã§ã™ã€‚ ã€Œäº‹å‰ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ã€ã§Amazon.co.jpãŒå‡ºã¦ã„ã¾ã™ã€‚ ã€ŒAmazonã€ã§æ¤œç´¢ã—ãŸãƒ¦ãƒ¼ã‚¶ãƒ¼ã¯ã‹ãªã‚Šé«˜ã„ç¢ºçŽ‡ã§ï¼ˆ1ä½ã«å‡ºã¦ããŸï¼‰Amazonã®ãƒ›ãƒ¼ãƒ ãƒšãƒ¼ã‚¸ã‚’ã‚¯ãƒªãƒƒã‚¯ã™ã‚‹ã¯ãšã§ã™ã€‚ Chromeã¯å…ˆå›žã‚Šã—ã¦ã€ãƒ¦ãƒ¼ã‚¶ãƒ¼ãŒã‚¯ãƒªãƒƒã‚¯ã—ãªãã¦ã‚‚Amazonã®ãƒ›ãƒ¼ãƒ ãƒšãƒ¼ã‚¸ã‚’å–å¾—ãŠã‚ˆã³æç”»ã€ã¤ã¾ã‚Šãƒ¬ãƒ³ãƒ€
syuu256 2013/11/12
performance

é«˜é€ŸåŒ–
ãƒªãƒ³ã‚¯
HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆã‚’æ¸›ã‚‰ã™ãŸã‚ã«ã€åºç« ã€‘HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆã¯ç”˜ãˆ - MOL
ã“ã®ã‚·ãƒªãƒ¼ã‚ºã¯HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆã®ç†è§£ã‚’é€šã˜ã¦Webãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã®é‡è¦æ€§ã«ã¤ã„ã¦è€ƒãˆã‚‹5ç« æ§‹æˆã«ãªã£ã¦ã„ã‚‹ã€‚ ã€åºç« ã€‘HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆã¯ç”˜ãˆ ã€CSS Spriteç·¨ã€‘ã‚¹ãƒ—ãƒ©ã‚¤ãƒˆåœ°ç„ã‹ã‚‰ã®è§£æ”¾ ã€WebFontç·¨ã€‘ãƒ‰ãƒ©ãƒƒã‚°ï¼†ãƒ‰ãƒãƒƒãƒ—ã—ã¦ã‚³ãƒžãƒ³ãƒ‰å©ã„ã¦ã‚¦ã‚§ãƒ¼ã‚¤ ã€DataURIç·¨ã€‘é…å»¶ãƒãƒ¼ãƒ‰ã§ãƒ¬ãƒ³ãƒ€ãƒªãƒ³ã‚°ãƒ–ãƒãƒƒã‚¯ã‚’å›žé¿ ã€çµ‚ç« ã€‘æˆ‘ã€…ã«ã¯1000msã®çŒ¶äºˆã—ã‹æ®‹ã•ã‚Œã¦ã„ãªã„ 1æ—¥ç›®ã¯ã€HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆã®æ¦‚è¦ã«ã¤ã„ã¦èª¬æ˜Žã™ã‚‹ã€‚ ä¾‹ãˆã«ã€ç§ã®ãƒãƒ¼ãƒˆãƒ•ã‚©ãƒªã‚ªãƒšãƒ¼ã‚¸ï¼ˆt32k.meï¼‰ãŒè¡¨ç¤ºã•ã‚Œã‚‹ã¾ã§ã®æµã‚Œã‚’è¦‹ã¦ã„ãã€‚ã¾ãšã€æ¤œç´¢ã‹ã‚‰ã§ã‚‚æ–¹æ³•ã¯ãªã‚“ã§ã‚‚ã‚ˆã„ãŒã€ãƒ–ãƒ©ã‚¦ã‚¶ã®URLãƒãƒ¼ã«t32k.meã¨æ‰“ã¡è¾¼ã‚“ã§ã‚¢ã‚¯ã‚»ã‚¹ã™ã‚‹ã€‚ãã®ãƒšãƒ¼ã‚¸ã‚’è¦‹ã«ã„ãã¨ã„ã†ã“ã¨ã¯ã€ã¤ã¾ã‚Št32k.meã«å¯¾ã—ã¦HTTPã‚¹ã‚ãƒ¼ãƒ ã§ãƒªã‚¯ã‚¨ã‚¹ãƒˆã™ã‚‹ã¨ã„ã†ã“ã¨ã‚’æ„å‘³ã—ã¦ã„ã‚‹ã€‚ ã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã§ã‚ã‚‹ãƒ–ãƒ©ã‚¦ã‚¶ã¯å…¥åŠ›ã•ã‚ŒãŸURLã‚’åˆ¤æ–ã—ã¦ã€ãƒªã‚½
syuu256 2013/08/19
HTTP

performance
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ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹æ¯”è¼ƒ Cassandraã€Mongodbã€SQLiteã€H2ã€MySQLã€Postgres - cypher256's blog
ä¸‹è¨˜ã®ã‚ˆã†ãªã‚·ã‚¹ãƒ†ãƒ ã§ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãŒè‰¯ã•ã’ãª SQLite ã‚’ä½¿ç”¨äºˆå®šã§ã™ãŒã€ã‚‚ã£ã¨é€Ÿã„ã‚‚ã®ãŒç„¡ã„ã‹ç¢ºèªã®ãŸã‚ä»–ã®ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã‚’è¨ˆæ¸¬ã—ã¦ã¿ã¾ã—ãŸã€‚SQL åˆ©ç”¨å‰æã§ã™ãŒã€NoSQL ãŒåœ§å€’çš„ãªæ€§èƒ½ã‚’å‡ºã™å ´åˆã¯æ¤œè¨Žã™ã‚‹å¿…è¦ãŒã‚ã‚‹ã®ã§ KVS ã‚‚ç¢ºèªã—ã¾ã—ãŸã€‚ ãƒ‡ãƒ¼ã‚¿ä»¶æ•°ã¯ 1 å„„ä»¶ç¨‹åº¦ã€JDBC SQL åˆ©ç”¨å¯èƒ½ INSERTã€UPDATE ã¯ãƒãƒƒãƒ SELECT ã¯ä¸»ã‚ãƒ¼ã‚¢ã‚¯ã‚»ã‚¹æ€§èƒ½ã‚’é‡è¦– å°†æ¥ã‚¹ã‚±ãƒ¼ãƒ«ã‚¢ã‚¦ãƒˆã®ãŸã‚ã®åˆ†æ•£ã¯ã‚ã‚Šãˆã‚‹ãŒã€ã‚¹ã‚¿ãƒ³ãƒ‰ã‚¢ãƒãƒ³ã§é…ã„ã®ã¯ã ã‚ ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹æ¯”è¼ƒ è¨ˆæ¸¬ã—ãŸãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹å ã‚¿ã‚¤ãƒ— å½¢æ…‹ è©•åˆ¤ è¨ˆæ¸¬ã«ã¤ã„ã¦ã®å‚™è€ƒ SQLite RDB çµ„ã¿è¾¼ã¿ â€»2 ãŠã‚‚ã¡ã‚ƒã€Androidæ¨™æº– JDBCæ“ä½œ â€»1 H2 RDB çµ„ã¿è¾¼ã¿ â€»2 çµ„ã¿è¾¼ã¿æœ€é€Ÿ JDBCæ“ä½œ â€»1 Derby RDB çµ„ã¿è¾¼ã¿ â€»2 Javaæ¨™æº–ã§
syuu256 2012/10/14
RDB

ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹

NoSQL

performance
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syuu256 2011/07/09
ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°

performance
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syuu256 2010/12/22
android

performance
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