2014³â ÄÄÇ»ÅÍÁ¾ÇÕÇмú´ëȸ
Current Result Document :
ÇѱÛÁ¦¸ñ(Korean Title) |
¸ÖƼ ÄÚ¾î ȯ°æ¿¡¼ SSD RAID ±â¹ýµéÀÇ ¼º´É°ú È®À强 Æò°¡ |
¿µ¹®Á¦¸ñ(English Title) |
Performance and Scalability Evaluation of SSD RAID Schemes in Multi-core Systems |
ÀúÀÚ(Author) |
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À̵¿Èñ
Yongseok Oh
Jaeho Kim
Donghee Lee
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¿ø¹®¼ö·Ïó(Citation) |
VOL 41 NO. 01 PP. 1455 ~ 1457 (2014. 06) |
Çѱ۳»¿ë (Korean Abstract) |
SSD(Soild State Drive)±â¹Ý RAID´Â PCI-E SSD¿Í ºñ±³ÇÏ¿© °¡°ÝÀÌ Àú·ÅÇÏ°í ¿ì¼öÇÑ ¼º´ÉÀ» º¸¿© Ŭ¶ó¿ìµå ȯ°æ¿¡¼ÀÇ »ç¿ëÀÌ Áõ°¡µÇ´Â Ãß¼¼ÀÌ´Ù. ¶ÇÇÑ SSD ±â¹Ý RAID´Â °íÀå °¨³»¿Í µå¶óÀÌºê ±³Ã¼°¡ À¯¿¬ÇÏ´Ù´Â ÀåÁ¡À» °¡Áö°í ÀÖ´Ù. º» ³í¹®¿¡¼´Â ¸ÖƼ ÄÚ¾î ȯ°æ¿¡¼ ÀüÅëÀûÀÎ Read-Modify-Write ±â¹ýÀ» »ç¿ëÇÏ´Â Org-RAID¿Í Log-structured ±â¹ýÀ» »ç¿ëÇÏ´Â Log-RAIDÀÇ ¼º´ÉÀ» ÃøÁ¤ÇÏ¿´´Ù. ½ÇÇè °á°ú¸¦ µû¸£¸é 8°³ ÄÚ¾î CPU¿Í 7°³ SSD¸¦ »ç¿ë ÇÒ °æ¿ì, Log-RAID´Â 2.5GB/s, Org-RAID´Â 310MB/sÀÇ Ã³¸®À²À» ±â·ÏÇÏ¿© Log-RAID°¡ Org-RAIDº¸´Ù ÃÖ´ë 8¹è°¡·® ¿ì¼öÇÑ ¼º´ÉÀ» º¸ÀδÙ. ƯÈ÷, Log-RAID´Â CPU ÄÚ¾î¿Í SSD °³¼öÀÇ Áõ°¡¿¡ µû¶ó ¼º´ÉÀÌ ¼±ÇüÀûÀ¸·Î Áõ°¡ÇÏ´Â È®À强À» Á¦°øÇÑ´Ù. ±×·¯³ª Org-RAIDÀÇ °æ¿ì, CPU ÄÚ¾î¿Í SSD °³¼öÀÇ Áõ°¡°¡ ¼º´É Çâ»ó¿¡ Å« ¿µÇâÀ» ÁÖÁö ¸øÇÏ¿© È®À强ÀÌ °á¿©µÇ´Â ¹®Á¦Á¡À» °üÂûÇÏ¿´´Ù.
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