ããã«ã¡ã¯ãCA ProFit-X ã®æ¾æã§ãã ç§ãã¡ã®ãããã¯ãã§ã¯åºåé ä¿¡ã®ã·ã¹ãã ã«Akkaã使ã£ã¦ãã¦ãã¢ããªã±ã¼ã·ã§ã³ã¯AWS/Dockerç°å¢ã«é åãã¦éç¨ãã¦ãã¾ããä»åã¯Akkaã®Cluster Shardingã¨ããæ¡å¼µã使ã£ã¦ã主ã«AWSç°å¢ãæ³å®ããç°¡åãªãªã¢ã«ã¿ã¤ã éè¨ã·ã¹ãã (å³æéè¨ç³»)ãã¤ãã£ã¦ã¿ãã®ã§ãã®å 容ããç´¹ä»ãã¾ãã ä¸ã§ã¯Akka Cluster Shardingã«ã¤ãã¦ç°¡åã«èª¬æããå¾ã試ä½ããå³æéè¨ç³»ã®å®è£ ã»æ°¸ç¶åã¨é åã«ã¤ãã¦èª¬æãã¾ãããã®å¾ãã¯ã¼ã¯ãã¼ãã¨ãã¼ãæ°ãå¢æ¸ãããå®é¨ã¨ãã®çµæã«ã¤ãã¦èª¬æãã¾ãã Akka Cluster Sharding ã«ã¤ã㦠Akka Clusterã¯Gossip Protocolã¨Ï Accrual Failure Detectorã¨ããææ³ã«åºã¥ããéä¸å¤®é権çãªãã¼ã群æ§ç¯ãè¡ãAkkaæ¡å¼µ
è¿æ³ æã¡æ¨ã¦ãããéå»ã«ã¤ã㦠è¦æ¨ ãã®è¨äºãèå³æ·±ãèªãä¸æ¹ã§ããã¯ãéåæãè¦ãã人ãå¤ãããããã§ãèªåããã®ä¸äººã ã£ããæããããã®éåæã¯ããæ½è±¡åãããå ·ä½æ§ã奪åãã¦ãããã®ãã¨ãã£ããããªå¯¾ç«é ã¨ãã¦è¿°ã¹ããã¦ããããã ãã¨ããããã«æããããããããæããã¦å ·ä½æ§ç¡ãã«ãæ½è±¡åããããã¨ãæçãªãã¨ãªã®ã ãããããããä¸ã¤ã®éåæã®ããã«æãããã æ¬æ ããã°ã©ãã³ã°ã®ä¸çã«ã¯ãYAGNIåå(You ain't gonna need it)ã¨ãããã®ããããã¾ããYAGNIã¨ããè¨èã使ããªãã¦ãããé度ãªæ±ç¨åã足ãå¼ã£å¼µã失æä¾ãã¨ããã®ã¯ãããã°ã©ãã¨ãã¦ã®å¿æ§ããæ¸ããæ¬ã®ä¸ã§ãã¡ãã»ãã¨èªå²æ°å³ã«è¿°ã¹ããããã¨ãããã åããä¸åº¦ãã®ãããªå¤±æä¾ãè¦ããã¨ãããããã©ããªããããã失æãèµ·ããã®ãã確ãã«ãã¶ã¤ã³ãã¿ã¼ã³ã§çµã¿ç«ã¦ãããã¢ã¼ããã¯ãã£ã¯ã
Dynamoã®è«æ è¦æ¨¡ã大ãããªãã«ã¤ãã¦ãRDBMSã®èª²é¡ã«ç´é¢ ã¹ã±ã¼ã©ããªã㣠å¦çè½åãåä¸ãããã®ãé£ããããã¼ã¿ã®åé ç½®ããã大ããªHWãå°å ¥ãããªã©ã®å¯¾å¦ãå¿ è¦ã å¯ç¨æ§ RDBMSã¯å¯ç¨æ§ããããã¼ã¿ã®æ´åæ§ãéè¦ããè¨è¨ ãã©ã³ã¶ã¯ã·ã§ã³å¦çãä¸è¦ãªå ´é¢ã§ããå ¨ã¦ã¯ãã©ã³ã¶ã¯ã·ã§ã³ã¨ãã¦å¦çããã�ï¨ããã©ã¼ãã³ã¹ã®ãªã¼ãã¼ããã大 AWSä¸ã«ããµã¼ãã¹ãã¨ãã¦å®è£ Amazon Dynamoããµã¼ãã¹åãããã®ã§ã¯ãªãã®ã§æ³¨æ ããã©ã¼ãã³ã¹ã®ããã«å ç¢æ§ã»å¯ç¨æ§ã妥åããªã 常ã«ä½ã¬ã¤ãã³ã·ã¼ã§å¿çãè¿ã éçºè ï¼å©ç¨è ï¼ã¯ã¹ã±ã¼ã©ããªãã£ãæ°ã«ããªãã¦è¯ãããã¤ã§ãç°¡åã«å¢æ¸ã§ãã ãµã¼ãã¼ããã£ã¹ã¯å°æ°ã§ã¯ãªããã·ã³ãã«ã«å¿ è¦ãªèªã¿æ¸ãã®æ§è½æ°å¤ãæå®ããã ã 管çä½æ¥ãä¸è¦ consistent, single-digit millisecond latenc
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}