{"id":25646,"date":"2010-05-24T17:34:00","date_gmt":"2010-05-24T09:34:00","guid":{"rendered":""},"modified":"2010-05-24T17:34:00","modified_gmt":"2010-05-24T09:34:00","slug":"","status":"publish","type":"post","link":"https:\/\/www.homejamesfinance.com\/p\/25646.html","title":{"rendered":"PMC-Sierra\u63a8\u4e13\u4e3aSSD\u4f18\u5316\u7684\u65b0\u578bRAID\u9002\u914d\u5668"},"content":{"rendered":"

<\/p>\n

\u76ee\u524d\u5e02\u573a\u73b0\u6709\u7684 RAID \u9002\u914d\u5668\u4e13\u4e3a\u786c\u76d8\u9a71\u52a8\u5668 (HDD) \u800c\u8bbe\u8ba1\uff0cHDD\u6027\u80fd\u6bd4\u5355\u90e8 SSD \u5dee\u5f88\u591a\u3002\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\uff0c\u591a\u90e8\u4f01\u4e1a\u7ea7 HDD \u53ea\u80fd\u5229\u7528"\u77ed\u884c\u7a0b" (short stroked)\uff0c\u5373\u4f7f\u7528\u5176\u6574\u4f53\u5b58\u50a8\u5bb9\u91cf\u7684\u4e00\u5c0f\u90e8\u5206\u6765\u63d0\u9ad8\u6027\u80fd\uff0c\u8fd9\u5c31\u964d\u4f4e\u4e86\u6bcf\u90e8 HDD \u7684\u78c1\u76d8\u5229\u7528\u7387\uff0c\u5bf9\u63d0\u9ad8\u6027\u80fd\u800c\u8a00\uff0c\u8fd9\u79cd\u89e3\u51b3\u65b9\u6848\u6210\u672c\u4e5f\u6bd4\u8f83\u9ad8\uff08\u89c1\u56fe 2<\/a>\uff09\u3002PMC-Sierra \u7684 maxRAID BR5225-80 \u91c7\u7528\u591a\u7ebf\u7a0b\u591a\u6838\u67b6\u6784\uff0c\u914d\u5408\u91c7\u7528\u57fa\u4e8e IBM \u4e1a\u7ecf\u9a8c\u8bc1RAID \u6280\u672f\u7684 RAID \u5806\u6808\uff0c\u80fd\u5145\u5206\u53d1\u6325 SSD \u5b58\u50a8\u7684\u5168\u90e8\u6027\u80fd\u4f18\u52bf\uff0c\u8282\u7ea6\u7cfb\u7edf\u6210\u672c\uff0c\u964d\u4f4e\u6570\u636e\u4e2d\u5fc3\u7684\u529f\u8017\u8981\u6c42\uff0c\u5e76\u80fd\u5b9e\u73b0\u5b58\u50a8\u5bb9\u91cf\u5229\u7528\u7387\u6700\u5927\u5316\u3002<\/p>\n

Gartner \u6570\u636e\u4e2d\u5fc3\u7cfb\u7edf\u7814\u7a76\u526f\u603b\u88c1 Roger Cox \u8868\u793a\uff1a"SSD \u662f\u5feb\u901f\u9ad8\u6548\u670d\u52a1\u5668\u5b58\u50a8\u7684\u4e0b\u4e00\u4e2a\u6807\u51c6\uff0c\u9700\u8981\u65b0\u578b RAID \u9002\u914d\u5668\u4f7f\u5176\u6027\u80fd\u6f5c\u529b\u5145\u5206\u53d1\u6325\u3002\u5e02\u573a\u5df2\u4e3a\u4e13\u95e8\u5c31\u56fa\u6001\u5b58\u50a8\uff08SSD\uff09\u800c\u4f18\u5316\u7684 RAID \u9002\u914d\u5668\u89e3\u51b3\u65b9\u6848\u505a\u597d\u4e86\u51c6\u5907\uff0c\u7279\u522b\u662f\u4e8b\u52a1\u5904\u7406\u578b\u5e94\u7528\u66f4\u9700\u8981\u8fd9\u79cd\u9002\u914d\u5668\uff0c\u8fd9\u662f\u7531\u4e8e\u76ee\u524d\u7684\u670d\u52a1\u5668\u901a\u5e38\u90fd\u4f1a\u56e0\u5b58\u50a8\u95ee\u9898\u800c\u803d\u8bef\u65f6\u95f4\u3002"<\/p>\n

PMC-Sierra <\/strong>\u7684<\/strong> maxRAID <\/strong>\u67b6\u6784\u5e26\u6765\u4e86\u7a81\u7834\u6027\u7684\u6210\u7ee9<\/strong><\/p>\n

PMC-Sierra \u7684 maxRAID \u67b6\u6784\u6539\u53d8\u4e86 RAID \u548c\u670d\u52a1\u5668\u5b58\u50a8\u7684\u683c\u5c40\uff0c\u5176\u6027\u80fd\u5927\u5e45\u8d85\u8d8a\u5f53\u524d\u7684\u89e3\u51b3\u65b9\u6848\u3002\u8be5\u67b6\u6784\u5c06\u591a\u4e2a RAID \u5904\u7406\u6838\u3001PMC-Sierra \u7684 RoCstarTM<\/sup> \u4e92\u8054\u6280\u672f\u4e0e\u591a\u7ebf\u7a0b maxRAID \u5806\u6808\u7ed3\u5408\u8d77\u6765\uff0c\u63d0\u4f9b\u4e86\u4e00\u6b3e\u53ef\u6269\u5c55\u7684\u67b6\u6784\uff0c\u80fd\u968f\u7740\u4e0b\u4e00\u4ee3\u7247\u4e0a RAID IC \u4e0a\u4e0d\u65ad\u589e\u52a0\u7684\u6838\u548c\u5904\u7406\u80fd\u529b\u800c\u9ad8\u6548\u6269\u5c55\u3002PMC-Sierra maxRAID \u67b6\u6784\u548c\u4e0b\u4e00\u4ee3\u7247\u4e0a RAID \u63a7\u5236\u5668\u5c06\u4f7f\u672a\u6765 RAID 5 \u7684\u968f\u673a\u8bfb\u53d6\u6027\u80fd\u4ece\u76ee\u524d\u5728\u5355\u63a7\u5236\u5668\u60c5\u51b5\u4e0b\u91c7\u7528 maxRAID BR5225-80\u768413.6\u4e07 IOPS\u63d0\u5347\u81f3\u9ad8\u8fbe 30\u4e07 IOPS \u3002\u4e00\u4e2a\u914d\u7f6e\u6709\u56db\u4e2a\u4e0b\u4e00\u4ee3 PMC-Sierra maxRAID \u9002\u914d\u5668\u4e14\u6bcf\u4e2a\u9002\u914d\u5668\u90fd\u8fde\u63a5\u516b\u4e2a SSD \u7684\u670d\u52a1\u5668\uff0c\u5176\u6027\u80fd\u5c06\u8d85\u8fc7 100 \u4e07 IOPS\u3002<\/p>\n

PMC-Sierra \u516c\u53f8\u526f\u603b\u88c1\u517c\u4f01\u4e1a\u5b58\u50a8\u4ea7\u54c1\u4e8b\u4e1a\u90e8\u603b\u7ecf\u7406 Mark Stibitz \u6307\u51fa\uff1a"PMC-Sierra\u5145\u5206\u5229\u7528\u5728 6Gb\/s SAS \u7247\u4e0a RAID \u6280\u672f\u4e0a\u7684\u5b9e\u529b\u548c\u5e02\u573a\u6210\u529f\uff0c\u4e0d\u65ad\u63a8\u51fa\u4e1a\u754c\u9886\u5148\u7684 RAID \u89e3\u51b3\u65b9\u6848\uff0c\u4e3a\u5ba2\u6237\u5e26\u6765\u4f18\u52bf\u3002\u6211\u4eec\u9996\u6b3e maxRAID SSD \u89e3\u51b3\u65b9\u6848\u7684\u6027\u80fd\u80dc\u8fc7 HDD RAID 60 \u500d\uff0c\u51f8\u663e\u4e86 PMC maxRAID \u5e73\u53f0\u5bf9\u4e0b\u4e00\u4ee3\u670d\u52a1\u5668\u548c\u5b58\u50a8\u7cfb\u7edf\u8bbe\u8ba1\u7684\u5de8\u5927\u4ef7\u503c\u3002"<\/p>\n

PMC-Sierra  maxRAID BR5225-80 x8 PCIe 2.0 \u8fde\u63a5\u516b\u4e2a 6Gb\/s SAS\u7684 RAID \u9002\u914d\u5668\uff0c\u7279\u6027\u5982\u4e0b\uff1a<\/p>\n