Boss Loop Station
Chromeãã©ã¦ã¶ããScript streamingãã¨ãCode cachingãã®2ã¤ã®ãã¯ããã¯ã§ãããã«Webãã¼ã¸èªã¿è¾¼ã¿æéãç縮㸠Chromium Blogã§ããNew JavaScript techniques for rapid page loadsãï¼è¿ éãªãã¼ã¸ãã¼ãã®ããã®æ°ããªJavaScriptãã¯ããã¯ï¼ã¨ãããã¹ããæç¨¿ãããWebãã¼ã¸ã®ãã¼ããããã«é«éåãããScript streamingãã¨ãCode cachingãã¨ãã2ã¤ã®ãã¯ããã¯ãç´¹ä»ããã¦ãã¾ãã ãã®2ã¤ã®ãã¯ããã¯ã¯ãææ°ãã¼ã¸ã§ã³ã¨ãªã41ã¨æ¬¡ã®ãã¼ã¸ã§ã³ã®42ã§ããããå°å ¥ãããã¨ã®ãã¨ã§ãã å¥ã¹ã¬ããã§ã®ãã¼ã¹ã«ããé«éå ãScript streamingãã¯ãasync/defer屿§ãä»ããJavaScriptã«ã¤ãã¦ã¯ãã¦ã³ãã¼ãã¨ä¸¦è¡ãã¦å¥ã¹ã¬ããã§ãã¼ã¹ã
3大ããã«ããã¯ãè§£æ¶ããã°çµãããã§ã¯ãªã ããã¾ã§ã®é£è¼ã§ã¯ããã£ã¹ã¯I/OãCPUããããã¯ã¼ã¯I/Oã®3ã¤ã®è¦³ç¹ã§ãå¤§è¦æ¨¡ãã¼ã¿ãå¦çããã¨ãã®ããã«ããã¯ã®å¾åã¨æ¹åç¹ã«ã¤ãã¦èª¬æãã¾ããããããã®æ¹åçããã¹ã¦ã宿½ããã°ãããä½ãå¿é ããå¿ è¦ã¯ãªãã®ã§ããããï¼ æ®å¿µãªããããããã¨æã£ã¦å®æ½ãããã¥ã¼ãã³ã°ãã»ãã®ç®æã«å½±é¿ãä¸ããå¯è½æ§ãããã¾ããæçµåã¨ãªãä»åã¯ããã®å ·ä½ä¾ãè¦ã¦ããã¾ãããã ãã¼ã¿ãå§ç¸®ããå ´åãCPUããã«ããã¯ãçãããããªã å¤§è¦æ¨¡ãã¼ã¿ãæ±ãã¨ãã¯ããã¼ã¿ã®ç·éãå°ãããã¦ã¹ãã¬ã¼ã¸è£ ç½®ã®ã³ã¹ãã忏ãããããå§ç¸®æ©è½ã®å©ç¨ãæ¤è¨ãããã¨ãå¤ãã§ãã ãã¼ã¿ãå§ç¸®ããå ´åãRDBMSã®æ©è½ãå©ç¨ããã®ãä¸è¬çã§ãããã¨ãã°Oracle Databaseã«ã¯ã以ä¸ã®ããã«ä½ç¨®é¡ãã®å§ç¸®æ©è½ãããã¾ãã æ¨æºå§ç¸®æ©è½ OLTPå§ç¸®æ©è½ï¼Adva
Google I/O 2012ã§Chromeãªã©ã§ä½¿ããã¦ããJavaScript ã¨ã³ã¸ã³ãV8ã®éçºè ã®1人ã§ããDaniel Cliff ordæ°ãJavaScriptãããé«éã«V8ã§åä½ãããã¨ããè¬æ¼ãè¡ãã¾ãããããã§ç´¹ä»ããã¦ããTipsã¯V8ã§ã®åä½ãåæã«ãªã£ã¦ããã¨ã¯ãããJavaScriptã®ããã©ã¼ãã³ã¹ãèãããã³ãã«ãªãç¹ãå¤ãå½å å¤ã§æ³¨ç®ãéã¾ã£ã¦ãã¾ããããã®è³æã¨è¬æ¼ã¯è±èªã§ããããhosikitiãããå訳ãããªã¹ããæ¥æ¬ã®å¤ãã®äººã®æ³¨ç®ãéãã¾ããã â ã³ã³ã¹ãã©ã¯ã¿é¢æ°å ã§ãã¹ã¦ã®ãªãã¸ã§ã¯ãã¡ã³ãã¼ãåæåãã ⡠常ã«åãé çªã§ãªãã¸ã§ã¯ãã¡ã³ãã¼ãåæåãã ⢠Numericåï¼31bitã§è¡¨ç¾ããã符å·ä»ãæ´æ°ï¼ãã§ããã ã使ã ⣠0ããå§ã¾ãé£ç¶ããå¤ãé åã®ãã¼ã¨ãã¦ä½¿ã ⤠巨大ãªé åï¼64,000å以ä¸ã®è¦ç´ ãæã¤ãã®ï¼ã¯ãã
2015å¹´2æ24æ¥ããã«âã©ãçºè¡¨è³æ Webã¢ããªã±ã¼ã·ã§ã³è² è·è©¦é¨å®è·µå ¥é â ã¹ã©ã¤ãã®ç®ç è² è·è©¦é¨ã®éè¦æ§ãèªèãã¦é ã æå³ã®ããè² è·è©¦é¨ãæçè·é¢ã§è¡ãããã®â段åãâãæã¡å¸°ã£ã¦é ã å 容çã«ã¯ã主ã«AWSä¸ã®LAMPæ§æã®ã·ã¹ãã ã«å¯¾ããè² è·è©¦é¨ã§ãããè² è·è©¦é¨ãã¼ã«ã«ä¾åããªãå ¨è¬çã«éç¨ããè©±ãæ±ã£ã¦ãã¾ãã
ãããããªãæ¥è¨ YAPCè¡èãç¦å²¡ç·¨ - uzullaãããã° ã¨ããããå¾ã«ãªãã¨ãªããã¤ãã¿ã¼ãã¿ã¦ãããããããã¤ã¼ããã¿ã¾ãã¦ã packagist.jpãcloudflare対å¿ããããèªåçã«HTTPS対å¿ã§ããã§ããããããããä¸åãæã£ã¦ãªãã®ã« https://t.co/moCiiSwb44â Hiraku (@Hiraku) 2015å¹´2æ24æ¥ ããã§CloudFlare(http://cloudflare.com/)ãã¿ãã§SSLè¨¼ææ¸ãç¨æãã¦ãããããã«ãªã£ã¦ããã®ãç¥ãã¾ããã Cloudflare Free SSL/TLS | Get SSL Certificates | Cloudflare ã¿ãï¼ãªãã¨çç¾ãªé¿ãï¼ ãªã SNIã§ãã¾ããªããªããCloudFlareãã¤ããã°ValidãªSSLãã¿ãã§å©ç¨ã§ããã SNIã¨ã¯ï¼ NameBaseã®Vir
åé¡ ã¢ããªã±ã¼ã·ã§ã³å ã§httpsã«ããå¤é¨APIãå©ãã¦ãããµã¼ãã®ã¡ã¢ãªä½¿ç¨éãå¢å ãç¶ããä»¶ã«ã¤ãã¦èª¿ã¹ãã 該å½ã®ãµã¼ãã§ã¯ã以ä¸ã®ããã«ã¡ã¢ãªã®ä½¿ç¨çãå¾ã ã«ä¸æãã¦ããã ã¾ããã¢ããªã±ã¼ã·ã§ã³ã®ããã»ã¹èªä½ãã¡ã¢ãªãæ¶è²»ãã¦ããããã§ã¯ãªãç¶æ ã åå 調æ»ããã¨ããã®ãã°ä»æ§ãè¸ãã§ããã®ã§ã¯ãªããã¨æããããã¼ã¸ãè¦ã¤ããã https://bugzilla.redhat.com/show_bug.cgi?id=1044666 å 容ã¨ãã¦ã¯ãcurlãå®è¡ããéã« /etc/pki/nssdb/以ä¸ã®åå¨ããªããã¡ã¤ã«(æ¯åéããã¹)ã«å¯¾ãã¦accessã·ã¹ãã ã³ã¼ã«ã大éã«ã³ã¼ã«ããã negative dentry cacheãæºã¾ã£ã¦ãããã¡ã¢ãªä½¿ç¨éãå§è¿«ãããã¨ãããã®ã å®éããã®ç¶æ³ãèµ·ãã¦ãããµã¼ãã調ã¹ãã¨ã¡ã¢ãªä½¿ç¨çã®ãã¡å¤ããå ãã¦ããã®ã¯nega
Goã¯Pythonã®ãããªLLã¨æ¯ã¹ãã¨å®è¡é度ã¯éãã®ã§ãããGCã¯ç¹å¥éãããã§ã¯ãªãã®ã§ãç¸å¯¾çã«GCãããã©ã¼ãã³ã¹ã«ä¸ããå½±é¿ã¯å¤§ãããªãã¾ãã ã¾ããJava ã«æ¯ã¹ãã¨ã䏿ãªãã¸ã§ã¯ããªã©ã®ããã«é »ç¹ã«ãã¼ãã¢ãã±ã¼ã·ã§ã³ãè¡ãã¨GCã®åæ¢æéãé·ããªããã¡ã§ããã䏿¹ã§ãã¼ãã¢ãã±ã¼ã·ã§ã³ãé¿ããããã°ã©ãã³ã°ãããããè¨èªã§ãããã¾ãã MySQL ãã©ã¤ãã®ãããªä½ã¬ã¤ã¤ã¼ã®ã©ã¤ãã©ãªãä½ãå ´åãã¢ããªã±ã¼ã·ã§ã³å´ã®æ§è½è¦ä»¶ãåæã«æ±ºãããã¨ãã§ããªãã®ã§ãç¾å®çãªç¯å²ã§ã¢ãã±ã¼ã·ã§ã³ãæ¸ããåªåãããã¹ãã§ãã ã¨ãããã¨ã§ãååã®è¨äº ã§ç´¹ä»ãããã¬ã¼ã¹ãã«ãç½®æãå®è£ ããã«ããã£ã¦çµé¨ãããã¢ãã±ã¼ã·ã§ã³ã«æ°ã使ã£ãããã°ã©ãã³ã°ã«ã¤ãã¦ããã¥ã¼ãã³ã°ããæé ãã³ã¼ãä¸ã®ãã¯ããã¯ãç´¹ä»ãããã¨æãã¾ãã 1. ã¾ãã¯æ£ããåããã®ãä½ã go-sql-driv
ãµã¼ãã¹ãåãã¦ããé«è² è·ã«ãªãã¾ã§ ãã¦ãä»åããã¯å ·ä½çã«ãå人ã§ãµã¼ãã¹ãåãã¦ããã·ã¹ãã ãå¢å¼·ãã¦ããã¾ã§ã®èª²ç¨ã説æãã¦ããããã¨æãã¾ãã ã¾ããµã¼ãã¹ãå§ããéã¯ãæã£åãæ©ããã³ã¹ãã®åé¡ãªã©ãããè¤æ°ã®ã¦ã¼ã¶ã¨å ±æã®ã¬ã³ã¿ã«ãµã¼ãããå§ããã±ã¼ã¹ãå¤ãã§ãããããç¨åº¦ã®äººæ°ãåºã¦ããã¨ã¢ã¯ã»ã¹ã«èããããªããªãå°ç¨ãµã¼ããåããã¨ãããã¿ã¼ã³ã«ãªãã¨æãã¾ãã ããã¾ã§ã¯ããããããã·ã¹ãã ãå¢å¼·ãããã¨ãã§ããã®ã§ãããå°ç¨ãµã¼ãã§èããããªããªã£ã¦ããéã¯ãã以éã¯ã©ã®ããã«ããã°ããã®ã§ããããï¼ ãã®è² è·ã¯ãã³ã¢ããï¼ ã¾ãããµã¼ãã®è² è·ãé«ãã¨ãã£ã¦ãç¾è±¡ã¯ãã¾ãã¾ã§ããè² è·ãé«ãã¨ãã£ãç¾è±¡ã¯å ·ä½çã«çºè¦ãããã®ã¯ããâ ã¦ã¼ã¶ããè¦ãã¬ã¹ãã³ã¹ãããçºè¦ããããã¨ãå¤ãã¯ãã§ãã ããã§åç´ã«ããµã¼ããå¢å¼·ããªããã°ï¼ãã¨å¤æã¯ããã«ãä½ãåå ã§ããã©ã¼ãã³
à¸à¸£à¸§à¸à¸«à¸§à¸¢à¹à¸à¸à¸à¸±à¸§à¹à¸¥à¸ à¸à¸£à¸§à¸à¸«à¸§à¸¢à¸à¸£à¸à¸à¸à¸±à¸§à¹à¸¥à¸ รวà¸à¹à¸£à¹à¸§à¸à¸±à¸à¹à¸ à¸à¸£à¸§à¸à¸¥à¸à¸à¹à¸à¸à¸£à¸µà¹à¹à¸ªà¹à¸à¸±à¸§à¹à¸¥à¸à¸£à¸à¸à¸£à¸±à¸à¸à¸¸à¹à¸¡ à¸à¸£à¸§à¸à¸«à¸§à¸¢à¹à¸à¸à¸à¸±à¸§à¹à¸¥à¸ à¹à¸¥à¸à¹à¸à¹à¸à¸«à¸§à¸¢ à¸à¸§à¸à¸à¸µà¹ หวยà¸à¸±à¸ หวยà¹à¸à¹à¸ à¸à¸£à¸§à¸à¸«à¸§à¸¢à¹à¸à¸à¸à¸±à¸§à¹à¸¥à¸ à¸à¸¥à¸ªà¸¥à¸²à¸ à¸à¸£à¸§à¸à¸¥à¸à¸à¹à¸à¸à¸£à¸µà¹ à¸à¸£à¸§à¸à¸«à¸§à¸¢à¹à¸à¸¢à¸£à¸±à¸ à¸à¸£à¸§à¸à¸«à¸§à¸¢à¹à¸à¸à¸à¸£à¸à¸à¸à¸±à¸§à¹à¸¥à¸ à¸à¸£à¸§à¸à¸«à¸§à¸¢à¸£à¸²à¸à¸§à¸±à¸¥à¸à¸µà¹ 1 ราà¸à¸§à¸±à¸¥à¹à¸¥à¸à¸à¹à¸²à¸¢ 2 à¸à¸±à¸§ à¸à¸£à¸§à¸à¸«à¸§à¸¢à¸à¸à¸à¹à¸¥à¸à¹ รà¹à¸§à¸¡à¸à¸£à¸§à¸à¸à¸¥à¸ªà¸¥à¸²à¸à¸à¸´à¸à¹à¸à¹à¸à¸£à¸±à¸à¸à¸²à¸¥à¸à¸±à¸à¹à¸£à¸² âà¸à¸£à¸§à¸à¸«à¸§à¸¢â à¸à¸¶à¹à¸à¹à¸à¹à¸£à¸§à¸à¸£à¸§à¸¡à¸à¹à¸à¸¡à¸¹à¸¥à¸à¸¥à¸£à¸²à¸à¸§à¸±à¸¥ à¸à¸¥à¸ªà¸¥à¸²à¸à¸à¸´à¸à¹à¸à¹à¸à¸£à¸±à¸à¸à¸²à¸¥ à¸à¸£à¸§à¸à¸«à¸§à¸¢à¸à¸§à¸à¸à¸µà¹ หุà¹à¸à¹à¸à¸¢à¸à¹à¸à¸9 à¹à¸à¸à¸§à¸à¸à¸±à¸à¸à¸¸à¸à¸±à¸à¹à¸¥à¸°à¸¢à¹à¸à¸à¸«à¸¥à¸±
mroongaã®N-gramã«ã¤ãã¦ã¯ãbigramã ãã§ãªããuni-gramãtri-gramã®ä»ã夿°ã®æ´¾çN-gramã§ã®ãã¼ã¯ãã¤ã¶ã«å¯¾å¿ãã¦ãã¾ããããã«2013å¹´5ææ«ãªãªã¼ã¹ã®mysql-mroonga-3.04ã«ã¦ãå¾ æã®Wãã©ã°ãã«å¯¾å¿ãã¾ãããããã«ãããTritonnããmroongaã¸ç§»è¡ããéã®éå£ã¯Eãã©ã°ãã®ã¿ã«ãªã£ãã¨è¨ãã¾ãã Tritonnããä¹ãæãããªãã°ãmroongaã®1æã§ããã Tritonnããmroongaã¸ç§»è¡ãã7ã¤ã®ã¡ãªãã ããã§ã¯æ©éãTritonnããmroongaãç§»è¡ããã¡ãªãããè¦ã¦ã¿ã¾ãããã MySQL 5.6対å¿ã§ããã㨠ãã¯ãã¬ã¬ã·ã¼ã¨ãªã£ãMySQL 5.0ã¨ããç¸ãããªããªããã¨ã§ãMySQL 5.1以éã®å é²çãªæ©è½ãåãå ¥ãããã¨ãã§ãã¾ããç¹ã«MySQL 5.6ã§ã¯ãã®é²åãçã ãããæ¬¡ã®ç¹ãå§ãã¨
Googleã¯ãã¯ã©ã¦ãä¸ã§å®è¡ãããã¢ããªã±ã¼ã·ã§ã³ã®ãã³ããã¼ã¯ãè¡ããã¼ã«ãPerfKitBenchmarkerãã¨ããã®çµæãªã©ãããã·ã¥ãã¼ãããã°ã©ãåãããã¼ã«ãPerfKitExplorerãããªã¼ãã³ã½ã¼ã¹ã¨ãã¦å ¬éãããã¨ããããã°ãNew open source tools for measuring cloud performanceãã§æããã«ãã¾ããã Googleã®ã¯ã©ã¦ãã ãã§ãªãããã¾ãã¾ãªã¯ã©ã¦ãã対象ã«ãã³ããã¼ã¯ãå¯è½ãä¸è¨ã®ããã°ã§ã¯æ¬¡ã®ããã«èª¬æããã¦ãã¾ãã PerfKit is unique because it measures the end to end time to provision resources in the cloud, in addition to reporting on the most standard metr
Ansileã·ã³ãã«ã§å¥½ãã§ä½¿ã£ã¦ã¾ããããã¾ã«ããã©ã¼ãã³ã¹ãæ°ã«ãªã£ã¦ã¾ããã ã¤ãå æ¥Ansibleã®å ¬å¼ããã°ã«ããã©ã¼ãã³ã¹ãã¥ã¼ãã³ã°ã®tipsãæ¸ããã¦ãã®ã§èªåãç¥ããªãã£ãã¨ãããä¸å¿ã«ç´¹ä»ãã¾ãã 常èçãªãã®ãå¤ãããã§ããã容赦ãã ããã ããã±ã¼ã¸ã¤ã³ã¹ãã¼ã«ãå¹çåãã yumã¨ãã§ããã±ã¼ã¸ã¤ã³ã¹ãã¼ã«ã¨ããããªããã¼ã«ã«ã®Mirrorã¬ãã¸ããªã使ããã reposyncã¨ã使ãã¨ç°¡åã«Mirrorãä½ãã¦è¯ãã è¤æ°ããã±ã¼ã¸ã®ã¤ã³ã¹ãã¼ã«ã¯with_itemsã使ã£ã¦ä¸ã¤ã®ãã©ã³ã¶ã¯ã·ã§ã³ã«ãããã forksã§ä¸¦å度ãè¨å®ãã åæã«Ansibleã®ã¿ã¹ã¯ãèµ°ãã®ã¯forksã§æ±ºã¾ãã ããã©ã«ãã¯5ã ãã©ä¿å®çãªã®ã§å¢ãããæ¹ãè¯ãã50ã¨ãã§ãè¯ããã500以ä¸ã«ãã¦ãã±ã¼ã¹ãããã Ansible1.3ããã¯ã©ããªã«å¢ããã¦ãè¨å®å¯¾è±¡ãã¼ãæ°ãè¶
ï¼»éå ±ï¼½VMwareãDockerã³ã³ãã並ã¿ã®ã¹ãã¼ãã§ä»®æ³ãã·ã³ããããã¸ã§ãã³ã°å¯è½ãªãInstant Cloneãæ©è½ãçºè¡¨ ç±³VMwareã¯ãDockerã³ã³ãã並ã¿ã®ã¹ãã¼ãã§ä»®æ³ãã·ã³ããããã¸ã§ãã³ã°å¯è½ãªæ©è½ãInstant CloneããvSphere 6ã«æè¼ããã¨çºè¡¨ãã¾ããã é¢é£è¨äºï¼ï¼»éå ±ï¼½VMwareãvSphere 6ãçºè¡¨ãé·è·é¢vMotionããã«ãããã»ããµVMç¨ãã©ã«ããã¬ã©ã³ãæ©è½ãªã© ããã¾ã§ä»®æ³ãã·ã³ã®ãããã¸ã§ãã³ã°ã«ã¯ãæ°åããæ°ååã¨ãã£ãæéããããã®ãä¸è¬çã§ããã䏿¹ã§æè¿æ³¨ç®ããã¦ããDockerã®ãããªã³ã³ããåã®ä»®æ³åã§ã¯ãOSãã®ãã®ãã¤ã¡ã¼ã¸ã«å«ããå¿ è¦ããªã軽éã§ãã³ã³ããã¤ã¡ã¼ã¸ã®å·®åãªã©ãæ´»ç¨ãããã¨ã«ãããæ°ç§ã¨ãã£ãåä½ã§è¿ éã«ãããã¸ã§ãã³ã°ãå¯è½ã¨ãªã£ã¦ãã¾ãã VMwareã¯ãvSphereã«ãããä»®æ³ã
第7åå¤§è¦æ¨¡ãã¼ã¿å¦çã«ãããCPUã¨I/Oã®ãã©ã³ã¹ãã©ãèããã 山崿³°å²ï¼æ¦åä½ç¥ 2013-03-19
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}