1. SSD+Squidã§ç»åããã£ãã·ã¥ããªã¤ã«ï¼ ãã¯ã·ãæ ªå¼ä¼ç¤¾ è¤æ¬å寿(@phji) 2010/12/20 pixiv Tech Meeting
We all enjoyed Yoshinori announcement of HandlerSocket, the plugin to MySQL which open NOSQL way to access data stored in InnoDB. The published results are impressive, but I want to understand some, thatâs why I run couple more experiments. In blog post Yoshinori used the case when all data fits into memory, and one of question I had what if we put data on SSD ( FusionIO 320GB MLC in this experime
ä»æ¥ãçªç¶Twitterã§RDBMSã¨NoSQLå¨ãã®ä¼è©±ã«è¥å¹²å·»ãè¾¼ã¾ããããã ãã©ãå®éã«ã©ã£ã¡ãåã¤ã®ãã®å¸°çµãäºæ¸¬ããã®ã¯é常ã«é£ããã NoSQLã®ã¹ã±ã¼ã©ããªãã£ã¨å¯ç¨æ§ã¯å¤§å¤ç´ æ´ããããããªãã¸ã§ã¯ãæåè¨èªã¨ã®ç¸æ§ãO/Rãããã³ã°ã«æ¯ã¹ãã°æ群ã«ããããããä¸æ¹ã§ãSQLã¨è¨ãè¨èªã¨ãã®å®è£ ã«ã¯çãããã¨ã¯ãããRDBMSã§å®ç¾ã§ããæè»æ§ã¯æ¨ã¦ãããããACIDãä¿è¨¼ããã¦ããããæ¢åè³ç£ãæµç¨ã§ãããã¨ã大ããããã¤ã³ãã¯ãã®ACIDãã©ãã ãéè¦ã§ãããã¨ãããã¨ã¨ãæ§è½é¢ã ããã¨æã£ã¦ãããã¤ã¾ãNoSQLã§ãªãã¨ã³ã¹ãã¡ãªãããåºãªãã»ã©å¤§è¦æ¨¡ã§ããã°NoSQLåªå¢ãããã§ãªãé¨åã¯RDBMSã§ãã¨ãããã¨ã ããã¾ãã«æ®éã§å¤±æãããã¨è¨ããããã ãã ã¾ãããã¯ããã¦ããã¦ãæè¿RDBMSã®æ§è½ãå¾æ¼ãããã ããã¨èãããã¦ããåå¨ãããã«ãã³ã¢CPUã¨SSD
SSDå°ç¨ã«è¨è¨ããããReThinkDBããããã¯ããã°ã使ããªãæ°ãããªã¬ã¼ã·ã§ãã«ãã¼ã¿ãã¼ã¹ã®ã¢ã¼ããã¯ã㣠SSDãHDDã«ä»£ããã¹ãã¬ã¼ã¸ã¨ãã¦æ®åãããã¨ãã¦ãããã¨ãèæ¯ã«ãSSDã«ç¹åããã¾ã£ããæ°ããã¢ã¼ããã¯ãã£ãåãããªã¬ã¼ã·ã§ãã«ãã¼ã¿ãã¼ã¹ãéçºãããã¨ãã¦ããä¼æ¥ãããã¾ãããReThinkDBãã§ãã æ¨å¹´7æã«ãPublickeyã§ã¯ReThinkDBã®æ¦è¦ãè¨äºãSSDã«æé©åãããã¼ã¿ãã¼ã¹ãRethinkDBããããã¯ããã°ã使ããã«ãã©ã³ã¶ã¯ã·ã§ã³å®ç¾ãã§ä¼ãã¾ããã ãã®è¨äºã®ä¸ã§ã¯ãReThinkDBãããã¯ã使ããã«ãã©ã³ã¶ã¯ã·ã§ã³ãå®ç¾ãããã¼ã¿ãã¼ã¹å©ç¨ä¸ã§ãã¹ãããã·ã§ãããã¨ããã¾ãç°å¸¸çµäºãã¦ã容æã«å¾©å¸°ã§ããæ©è½ãåãã¦ãããã¨ãã£ããã¨ãç´¹ä»ãã¾ããã 4æã«ç±³ãµã³ã¿ã¯ã©ã©ã§ã«è¡ããããMySQL Conference & Ex
ãNANDãã©ãã·ã¥ãå©ç¨ãã製åã«ã¯å¯¿å½ããããã¨ããè¨è¿°ã¯ãã¡ãã¡ã§è¦ããã¾ãããå ·ä½çã«"寿å½"ã¨ã¯ä½ãªã®ãã¨ããç¹ã«ã¤ãã¦ã®è©³ãã説æã¯å°ãªãã®ãç¾ç¶ã§ããâ¦ã¨ãããããä»ã¾ã§ä¸åå¼·ã§åãããåãã£ã¦ãªãã£ãã®ã§ãæè¿èª¿ã¹ãå 容ã«ã¤ãã¦è¨ãã¦ããã¾ãã SSDã¯ã©ããªã£ãã使ããªããªãï¼ SSDã®å¯¿å½ãå°½ããç¶æ ã¨ã¯ãSSDå ã®äºåé åãæåºããç¶æ ãæãã¾ãã SSDãã¯ããã¨ããNANDãã©ãã·ã¥ãå©ç¨ããã¹ãã¬ã¼ã¸ã«ã¯ãå¿ ããäºåé åããè¨ãããã¦ãã¾ããå¾è¿°ããããã«ãSSDãUSBã¡ã¢ãªãªã©ã®ã³ã³ããã¼ã©ã¯ããããã¨ã©ã¼ãå¤æ°çºçããã»ã¯ã¿ãå«ããããã¯ã"ä¸è¯ãããã¯"ã¨ã¿ãªã"ç¡å¹å"ãã¾ãããã®ã¨ããOSããèªèãããã¹ãã¬ã¼ã¸ã®å®¹éãæ¸ã£ã¦ãã¾ãã¨å°ã£ããã¨ã«ãªãã¾ããããã§ãã³ã³ããã¼ã©ã¯ãäºåé åãããããã¯ãè£å¡«ãããã¨ã§ãé¡é¢ã®å®¹éãæ¸ããªãããã«ãã¦ãã¾
1. SSD Deployment Strategies for MySQL Yoshinori Matsunobu Lead of MySQL Professional Services APAC Sun Microsystems [email protected] Copyright 2010 Sun Microsystems inc The Worldâs Most Popular Open Source Database 1 2. What do you need to consider? (H/W layer) ⢠SSD or HDD? ⢠Interface â SATA/SAS or PCI-Express? ⢠RAID â H/W RAID, S/W RAID or JBOD? ⢠Network â Is 1GbE enough? ⢠Memory
8æçãSSDããããè°è«ã«æµ®ãã³ä¸ãããã³ãæ¨¡æ§ å°å´è³åº 2009/9/8 ãä¹ ãã¶ãã§ããå æã¯ãã»ãã¥ãªãã£ï¼ããã°ã©ãã³ã°ãã£ã³ã2009ãã®æºåããã¾ãã«ãå¿ããã¦ãæ¥ãããä¼ã¿ãã¦ãã¾ã£ãçè ã§ãã 8æã¯ã2.6.31ããªãªã¼ã¹éè¿ãªãã¨ããããå®é¨çãªãããã®æ稿ã¯å°ãªãã£ãããã«æãã¾ããå¯ä¸ãJens Axboeï¼blockã¬ã¤ã¤ã®ã¡ã³ããï¼ã«ããç¢ç¶ãæ©ã®è¶ 大åãããã®æ稿ãç®ç«ã£ã¦ãã¾ããããå¤ãã®éçºè ããµãã¼ãã±ã¼ã·ã§ã³ä¸ãªã®ã§ãåå¿ã¯ã¤ãã¤ãããããªä¸ãSSDå¨ãã®è°è«ãå¼·çã«é¢ç½ãå±éãã¿ãã¦ããã®ã§ã大ããåãä¸ãã¦ã¿ã¾ãããæ¥æã¯ãJensãããã2.6.31ãªãªã¼ã¹ã®ç¹éã«ãªãäºå®ã§ãã ããã§ã¯ãã©ããã æ··è¿·æ·±ããdiscardãªã¯ã¨ã¹ã â å ¨é¢æ¸ãç´ããå¿ è¦ï¼ 8æ15æ¥ãNitin Guptaãswapãµãã·ã¹ãã ã«æ°ããéç¥æ©æ§ã®è¿½å ãææ¡
ã½ãªããã¹ãã¼ããã©ã¤ãï¼SSDï¼Solid State Driveï¼ã«ã¯ãå¾æ¥ã®ãã©ãã¿å転å¼ã®ãã¼ããã£ã¹ã¯ãã©ã¤ãï¼HDDï¼Hard Disk Driveï¼ã«ãªãå©ç¹ãæ°å¤ããããç¡é³ãä½é»åãä½ç±æ¾åºæ§ãèè¡ææ§ãããã¦ç¹ã«éè¦ãªã®ãã·ã¼ã¯ã¿ã¤ã ã®æ¥µåº¦ã®çãã ãSSDã«ãã£ã¦ã©ãã»ã©ããã©ã¼ãã³ã¹ãåä¸ããã®ãã確ãããããã«ããã¼ãPCã§å©ç¨ã§ããææ°ã®SSDã§Bonnie++ã«ãããã³ããã¼ã¯è©ä¾¡ãè¡ã£ãã ç°¡åã«èª¬æããã¨ãSSDã®ã¹ãã¬ã¼ã¸æ¹å¼ã«ã¯ã·ã³ã°ã«ã¬ãã«ã»ã«ï¼SLCï¼ã¨ãã«ãã¬ãã«ã»ã«ã®2ã¤ããããæ®éã¯SLCãã©ã¤ãã®ã»ããããã©ã¼ãã³ã¹ã¯é«ãã èªã¿æ¸ãã®é度ããã©ã¼ã ãã¡ã¯ã¿ã容éã¯SSDãã¨ã«ç°ãªããä»åã¯Mtron製ã®SSDãããã¤ãæ¤è¨ããããã©ã¼ã ãã¡ã¯ã¿ã3.5ã¤ã³ãã§ã2.5ã¤ã³ãã§ãããã©ã¼ãã³ã¹ã¯å¤ããªãã£ãã®ã§ããããªã2.5ã¤ã³ãã®ãã©ã¤ã
ã¡ã³ããã³ã¹
ãç¥ãã
é害
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}}