{"id":2769,"date":"2011-03-29T16:39:00","date_gmt":"2011-03-29T08:39:00","guid":{"rendered":""},"modified":"2011-03-29T16:39:00","modified_gmt":"2011-03-29T08:39:00","slug":"","status":"publish","type":"post","link":"https:\/\/www.homejamesfinance.com\/p\/2769.html","title":{"rendered":"1.2.2 \u5b58\u50a8\u7684\u78c1\u76d8\u6280\u672f"},"content":{"rendered":"<p><strong>1.2.2 \u5b58\u50a8\u7684\u78c1\u76d8\u6280\u672f<\/strong><\/p>\n<p>\u4e2d\u9ad8\u7aef\u5b58\u50a8\u76ee\u524d\u5df2\u7ecf\u80fd\u7ba1\u7406\u4e0a\u5343\u5757\u78c1\u76d8\uff0c\u78c1\u76d8\u662f\u5b58\u50a8\u6700\u7ec8\u5b58\u653e\u6570\u636e\u7684\u5730\u65b9\uff0c\u662f\u6570\u636e\u7684\u8f7d\u4f53\u3002\u4f20\u7edf\u78c1\u76d8\u90fd\u662f\u4ee5\u78c1\u789f\u4f5c\u4e3a\u5b58\u50a8\u4ecb\u8d28\uff0c\u6839\u636e\u63a5\u53e3\u7c7b\u578b\u53ef\u4ee5\u5206\u4e3aSCSI\u3001\u5149\u7ea4\u901a\u9053\uff08fibre channel\uff0cFC\uff09\u3001\u4e32\u884c\u8fde\u63a5SCSI\uff08SAS\uff09\u3001\u4e32\u884cATA\uff08SATA\uff09\u3002\u56fe1-6\u8be6\u7ec6\u5217\u4e3e\u4e86\u4e0d\u540c\u63a5\u53e3\u78c1\u76d8\u7684\u5bf9\u6bd4\u60c5\u51b5\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u95ea\u5b58\u9a71\u52a8\u5668\u662f\u65b0\u4e00\u4ee3\u7684\u78c1\u76d8\u8bbe\u5907\uff0c\u5176\u5185\u90e8\u7531\u57fa\u4e8e\u95ea\u5b58\u6280\u672f\u7684\u7535\u5b50\u5b58\u50a8\u5355\u5143\u6765\u4ee3\u66ff\u78c1\u789f\u4f5c\u4e3a\u5b58\u50a8\u4ecb\u8d28\uff08\u5982\u56fe1-7\u6240\u793a\uff09\u3002\u95ea\u5b58\u9a71\u52a8\u5668\u7684\u9769\u547d\u6027\u5728\u4e8e\u5b83\u7684\u6570\u636e\u5b58\u53d6\u65b9\u5f0f\u7684\u6839\u672c\u53d8\u5316\u3002\u4f20\u7edf\u7684\u78c1\u76d8\u9a71\u52a8\u5668\u9700\u8981\u901a\u8fc7\u65cb\u8f6c\u78c1\u789f\u5e76\u6446\u52a8\u673a\u68b0\u81c2\u6765\u8bfb\u5199\u6570\u636e\uff0c\u8fd9\u662f\u4e00\u4e2a\u673a\u68b0\u8fc7\u7a0b\uff0c\u800c\u95ea\u5b58\u9a71\u52a8\u5668\u91c7\u7528\u7535\u5b50\u5bfb\u5740\u7684\u65b9\u5f0f\u5bf9\u5b58\u50a8\u5355\u5143\u7684\u6570\u636e\u8fdb\u884c\u8bfb\u5199\uff0c\u5b8c\u5168\u6ca1\u6709\u4f20\u7edf\u78c1\u76d8\u7684\u673a\u68b0\u5bfb\u5740\u8fc7\u7a0b\uff0c\u5f88\u5927\u7a0b\u5ea6\u63d0\u9ad8\u4e86\u6570\u636e\u5b58\u50a8\u548c\u5199\u5165\u7684\u901f\u5ea6\u3002\u95ea\u5b58\u9a71\u52a8\u5668\u7279\u522b\u9002\u5408\u505a\u5728\u7ebf\u4e8b\u7269\u5904\u7406\uff08OLTP\uff09\u7b49\u968f\u673aI\/O\u7e41\u591a\u7684\u5e94\u7528\u3002\u76ee\u524d1\u5757\u95ea\u5b58\u9a71\u52a8\u5668\u63d0\u4f9b\u7684\u968f\u673aI\/O\u5904\u7406\u6027\u80fd\u76f8\u5f53\u4e8e30\u4e2a15000r\/min\u7684\u7ea4\u901a\u9053\u78c1\u76d8\u6240\u80fd\u63d0\u4f9b\u7684\u5904\u7406\u80fd\u529b\u3002\u540c\u65f6\u95ea\u5b58\u9a71\u52a8\u5668\u4e0d\u9700\u8981\u7535\u529b\u6765\u9a71\u52a8\u673a\u68b0\u9a6c\u8fbe\u548c\u673a\u68b0\u81c2\uff0c\u5927\u5927\u964d\u4f4e\u4e86\u80fd\u8017\u3002<\/p>\n<p>\u4e0b\u9762\u6211\u4eec\u8be6\u7ec6\u4ecb\u7ecd\u5404\u79cd\u78c1\u76d8\u63a5\u53e3\u6280\u672f\u7684\u7279\u70b9\u3002<\/p>\n<p>1. 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ATA\uff09\u786c\u76d8\u76f8\u540c\uff0c\u90fd\u662f\u91c7\u7528\u4e32\u884c\u6280\u672f\u4ee5\u83b7\u5f97\u66f4\u9ad8\u7684\u4f20\u8f93\u901f\u5ea6\uff0c\u5e76\u901a\u8fc7\u7f29\u77ed\u8fde\u63a5\u7ebf\u6539\u5584\u5185\u90e8\u4f20\u8f93\u7387\u3002SAS\u662f\u5e76\u884cSCSI\u63a5\u53e3\u4e4b\u540e\u5f00\u53d1\u51fa\u7684\u5168\u65b0\u63a5\u53e3\u3002\u6b64\u63a5\u53e3\u7684\u8bbe\u8ba1\u662f\u4e3a\u4e86\u6539\u5584\u5b58\u50a8\u7cfb\u7edf\u7684\u6548\u80fd\u3001\u53ef\u7528\u6027\u548c\u6269\u5145\u6027\uff0c\u5e76\u4e14\u63d0\u4f9b\u4e0eSATA\u786c\u76d8\u7684\u517c\u5bb9\u6027\u3002<\/p>\n<p>SAS\u7684\u63a5\u53e3\u6280\u672f\u53ef\u4ee5\u5411\u4e0b\u517c\u5bb9SATA\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u4e8c\u8005\u7684\u517c\u5bb9\u6027\u4e3b\u8981\u4f53\u73b0\u5728\u7269\u7406\u5c42\u548c\u534f\u8bae\u5c42\u7684\u517c\u5bb9\u3002\u5728\u7269\u7406\u5c42\uff0cSAS\u63a5\u53e3\u548cSATA\u63a5\u53e3\u5b8c\u5168\u517c\u5bb9\uff0cSATA\u786c\u76d8\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u5728SAS\u7684\u73af\u5883\u4e2d\u3002\u4ece\u63a5\u53e3\u6807\u51c6\u800c\u8a00\uff0cSATA\u662fSAS\u7684\u4e00\u4e2a\u5b50\u6807\u51c6\uff0c\u56e0\u6b64SAS\u63a7\u5236\u5668\u53ef\u4ee5\u76f4\u63a5\u64cd\u63a7SATA\u786c\u76d8\uff0c\u4f46\u662fSAS\u5374\u4e0d\u80fd\u76f4\u63a5\u5728SATA\u7684\u73af\u5883\u4e2d\u4f7f\u7528\uff0c\u56e0\u4e3aSATA\u63a7\u5236\u5668\u5e76\u4e0d\u80fd\u5bf9SAS\u786c\u76d8\u8fdb\u884c\u63a7\u5236\u3002\u5728\u534f\u8bae\u5c42\uff0cSAS\u75313\u79cd\u7c7b\u578b\u534f\u8bae\u7ec4\u6210\uff0c\u6839\u636e\u8fde\u63a5\u7684\u4e0d\u540c\u8bbe\u5907\u4f7f\u7528\u76f8\u5e94\u7684\u534f\u8bae\u8fdb\u884c\u6570\u636e\u4f20\u8f93\u3002\u5176\u4e2d\u4e32\u884cSCSI\u534f\u8bae\uff08SSP\uff09\u7528\u4e8e\u4f20\u8f93SCSI\u547d\u4ee4\uff1b SCSI\u7ba1\u7406\u534f\u8bae\uff08SMP\uff09\u7528\u4e8e\u5bf9\u8fde\u63a5\u8bbe\u5907\u7684\u7ef4\u62a4\u548c\u7ba1\u7406\uff1b SATA\u901a\u9053\u534f\u8bae\uff08STP\uff09\u7528\u4e8eSAS\u548cSATA\u4e4b\u95f4\u6570\u636e\u7684\u4f20\u8f93\u3002\u56e0\u6b64\u5728\u8fd93\u79cd\u534f\u8bae\u7684\u914d\u5408\u4e0b\uff0cSAS\u53ef\u4ee5\u548cSATA\u4ee5\u53ca\u90e8\u5206SCSI\u8bbe\u5907\u65e0\u7f1d\u7ed3\u5408\u3002<\/p>\n<p>SAS\u7cfb\u7edf\u7684\u80cc\u677f\u65e2\u53ef\u4ee5\u8fde\u63a5\u5177\u6709\u53cc\u7aef\u53e3\u3001\u9ad8\u6027\u80fd\u7684SAS\u9a71\u52a8\u5668\uff0c\u4e5f\u53ef\u4ee5\u8fde\u63a5\u9ad8\u5bb9\u91cf\u3001\u4f4e\u6210\u672c\u7684SATA\u9a71\u52a8\u5668\uff0c\u6240\u4ee5SAS\u9a71\u52a8\u5668\u548cSATA\u9a71\u52a8\u5668\u53ef\u4ee5\u540c\u65f6\u5b58\u5728\u4e8e\u4e00\u4e2a\u5b58\u50a8\u7cfb\u7edf\u4e4b\u4e2d\u3002\u4f46\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cSATA\u7cfb\u7edf\u5e76\u4e0d\u517c\u5bb9SAS\uff0c\u6240\u4ee5SAS\u9a71\u52a8\u5668\u4e0d\u80fd\u8fde\u63a5\u5230SATA\u80cc\u677f\u4e0a\u3002\u7531\u4e8eSAS\u7cfb\u7edf\u7684\u517c\u5bb9\u6027\uff0c\u4f7f\u7528\u6237\u80fd\u591f\u8fd0\u7528\u4e0d\u540c\u63a5\u53e3\u7684\u786c\u76d8\u6765\u6ee1\u8db3\u5404\u7c7b\u5e94\u7528\u5728\u5bb9\u91cf\u4e0a\u6216\u6548\u80fd\u4e0a\u7684\u9700\u6c42\uff0c\u56e0\u6b64\u5728\u6269\u5145\u5b58\u50a8\u7cfb\u7edf\u65f6\u62e5\u6709\u66f4\u591a\u7684\u5f39\u6027\uff0c\u8ba9\u5b58\u50a8\u8bbe\u5907\u53d1\u6325\u6700\u5927\u7684\u6295\u8d44\u6548\u76ca\u3002<\/p>\n<p>\u6bcf\u4e00\u4e2aSAS\u7aef\u53e3\u6700\u591a\u53ef\u4ee5\u8fde\u63a516256\u4e2a\u5916\u90e8\u8bbe\u5907\uff0c\u5e76\u4e14SAS\u91c7\u53d6\u76f4\u63a5\u7684\u70b9\u5230\u70b9\u7684\u4e32\u884c\u4f20\u8f93\u65b9\u5f0f\uff0c\u4f20\u8f93\u7684\u901f\u7387\u9ad8\u8fbe3Gb\/s\uff0c\u4f30\u8ba1\u4ee5\u540e\u4f1a\u67096Gb\/s\u4e43\u81f312Gb\/s\u7684\u9ad8\u901f\u63a5\u53e3\u51fa\u73b0\u3002SAS\u7684\u63a5\u53e3\u4e5f\u505a\u4e86\u8f83\u5927\u7684\u6539\u8fdb\uff0c\u5b83\u540c\u65f6\u63d0\u4f9b\u4e863.5in\u548c2.5in\u7684\u63a5\u53e3\uff0c\u56e0\u6b64\u80fd\u591f\u9002\u5408\u4e0d\u540c\u670d\u52a1\u5668\u73af\u5883\u7684\u9700\u6c42\u3002SAS\u4f9d\u9760SAS\u6269\u5c55\u5668\u6765\u8fde\u63a5\u66f4\u591a\u7684\u8bbe\u5907\uff0c\u76ee\u524d\u7684\u6269\u5c55\u5668\u4ee512\u7aef\u53e3\u5c45\u591a\uff0c\u4e0d\u8fc7\u6839\u636e\u677f\u5361\u5382\u5546\u4ea7\u54c1\u7814\u53d1\u8ba1\u5212\u663e\u793a\uff0c\u672a\u6765\u4f1a\u670928\u300136\u7aef\u53e3\u7684\u6269\u5c55\u5668\u5f15\u5165\uff0c\u6765\u8fde\u63a5SAS\u8bbe\u5907\u3001\u4e3b\u673a\u8bbe\u5907\u6216\u8005\u5176\u4ed6\u7684SAS\u6269\u5c55\u5668\u3002<\/p>\n<p>\u548c\u4f20\u7edf\u5e76\u884cSCSI\u63a5\u53e3\u6bd4\u8f83\u8d77\u6765\uff0cSAS\u5728\u63a5\u53e3\u901f\u5ea6\u4e0a\u5f97\u5230\u663e\u8457\u63d0\u5347\uff08\u73b0\u5728\u4e3b\u6d41Ultra 320 SCSI\u901f\u5ea6\u4e3a320MB\/s\uff0c\u800cSAS\u624d\u521a\u8d77\u6b65\u901f\u5ea6\u5c31\u8fbe\u5230300MB\/s\uff0c\u672a\u6765\u4f1a\u8fbe\u5230600MB\/s\u751a\u81f3\u66f4\u591a\uff09\uff0c\u800c\u4e14\u7531\u4e8e\u91c7\u7528\u4e86\u4e32\u884c\u7ebf\u7f06\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u5b9e\u73b0\u66f4\u957f\u7684\u8fde\u63a5\u8ddd\u79bb\uff0c\u8fd8\u80fd\u591f\u63d0\u9ad8\u6297\u5e72\u6270\u80fd\u529b\uff0c\u5e76\u4e14\u8fd9\u79cd\u7ec6\u7ec6\u7684\u7ebf\u7f06\u8fd8\u53ef\u4ee5\u663e\u8457\u6539\u5584\u673a\u7bb1\u5185\u90e8\u7684\u6563\u70ed\u60c5\u51b5\u3002<\/p>\n<p>SAS\u76ee\u524d\u7684\u4e0d\u8db3\u4e3b\u8981\u6709\u4ee5\u4e0b\u65b9\u9762\u3002<\/p>\n<p>\u786c\u76d8\u548c\u63a7\u5236\u82af\u7247\u79cd\u7c7b\u5c11\u3002\u76ee\u524d\u53ea\u6709\u5e0c\u6377\u548c\u5bcc\u58eb\u901a\u7b49\u4e3a\u6570\u4e0d\u591a\u7684\u786c\u76d8\u5382\u5546\u63a8\u51fa\u4e86SAS\u63a5\u53e3\u786c\u76d8\uff0c\u54c1\u79cd\u592a\u5c11\uff0c\u5176\u4ed6\u5382\u5546\u7684SAS\u786c\u76d8\u591a\u6570\u5904\u5728\u4ea7\u54c1\u5185\u90e8\u6d4b\u8bd5\u9636\u6bb5\u3002\u53e6\u5916\u5468\u8fb9\u7684SAS\u63a7\u5236\u5668\u82af\u7247\u6216\u8005\u4e00\u4e9bSAS\u8f6c\u63a5\u5361\u7684\u79cd\u7c7b\u66f4\u662f\u4e0d\u591a\uff0c\u591a\u6570\u96c6\u4e2d\u5728LSI\u4ee5\u53caAdaptec\u516c\u53f8\u624b\u4e2d\u3002<\/p>\n<p>\u786c\u76d8\u4ef7\u683c\u592a\u8d35\u3002\u6bd4\u8d77\u540c\u5bb9\u91cf\u7684Ultra 320 SCSI\u786c\u76d8\uff0cSAS\u786c\u76d8\u8981\u8d351\u500d\u8fd8\u591a\u3002\u4e00\u76f4\u5c45\u9ad8\u4e0d\u4e0b\u7684\u4ef7\u683c\u76f4\u63a5\u5f71\u54cd\u4e86\u7528\u6237\u7684\u91c7\u8d2d\u6570\u91cf\u548c\u6e20\u9053\u7684\u6d88\u5316\u6570\u91cf\uff0c\u800c\u65e0\u6cd5\u5f62\u6210\u5927\u6279\u91cf\u751f\u4ea7\u7684SAS \u786c\u76d8\uff0c\u5176\u6210\u672c\u7684\u538b\u529b\u53c8\u4f1a\u53cd\u8fc7\u6765\u4fc3\u4f7f\u4ef7\u683c\u65e0\u6cd5\u4e0b\u964d\u3002\u5982\u679c\u7528\u6237\u60f3\u8981\u505a\u4e2a\u7b80\u5355\u7684RAID\u7ea7\u522b\uff0c\u90a3\u4e48\u4e0d\u4ec5\u9700\u8981\u8d2d\u4e70\u591a\u5757SAS\u786c\u76d8\uff0c\u8fd8\u8981\u8d2d\u4e70\u6602\u8d35\u7684RAID\u5361\uff0c\u5176\u603b\u4f53\u4ef7\u683c\u57fa\u672c\u4e0a\u548c\u5149\u7ea4\u786c\u76d8\u76f8\u5f53\u3002<\/p>\n<p>\u5b9e\u9645\u4f20\u8f93\u901f\u5ea6\u53d8\u5316\u4e0d\u5927\u3002SAS\u786c\u76d8\u7684\u63a5\u53e3\u901f\u5ea6\u5e76\u4e0d\u4ee3\u8868\u6570\u636e\u4f20\u8f93\u901f\u5ea6\uff0c\u53d7\u5230\u786c\u76d8\u673a\u68b0\u7ed3\u6784\u9650\u5236\uff0c\u73b0\u5728SAS\u786c\u76d8\u7684\u673a\u68b0\u7ed3\u6784\u548cSCSI\u786c\u76d8\u51e0\u4e4e\u4e00\u6837\u3002\u76ee\u524d\u6570\u636e\u4f20\u8f93\u7684\u74f6\u9888\u96c6\u4e2d\u5728\u7531\u786c\u76d8\u5185\u90e8\u673a\u68b0\u673a\u6784\u548c\u786c\u76d8\u5b58\u50a8\u6280\u672f\u3001\u78c1\u76d8\u8f6c\u901f\u6240\u51b3\u5b9a\u7684\u786c\u76d8\u5185\u90e8\u6570\u636e\u4f20\u8f93\u901f\u5ea6\uff0c\u4e5f\u5c31\u662f80MB\/s\u5de6\u53f3\uff0cSAS\u786c\u76d8\u7684\u6027\u80fd\u63d0\u5347\u4e0d\u660e\u663e\u3002<\/p>\n<p>\u7528\u6237\u8ffd\u6c42\u6210\u719f\u3001\u7a33\u5b9a\u7684\u4ea7\u54c1\u3002\u4ece\u73b0\u5728\u5df2\u7ecf\u63a8\u51fa\u7684\u4ea7\u54c1\u6765\u770b\uff0cSAS\u786c\u76d8\u66f4\u591a\u5730\u88ab\u5e94\u7528\u5728\u9ad8\u7aef4\u8def\u670d\u52a1\u5668\u4e0a\uff0c\u800c4\u8def\u4ee5\u4e0a\u670d\u52a1\u5668\u7528\u6237\u5e76\u975e\u4e00\u5473\u8ffd\u6c42\u9ad8\u901f\u5ea6\u7684\u786c\u76d8\u63a5\u53e3\u6280\u672f\uff0c\u6700\u5438\u5f15\u4ed6\u4eec\u7684\u5e94\u8be5\u662f\u6210\u719f\u3001\u7a33\u5b9a\u7684\u786c\u4ef6\u4ea7\u54c1\uff0c\u867d\u7136SAS\u63a5\u53e3\u670d\u52a1\u5668\u548cSCSI\u63a5\u53e3\u4ea7\u54c1\u5728\u901f\u5ea6\u3001\u7a33\u5b9a\u6027\u4e0a\u5dee\u4e0d\u591a\uff0c\u4f46\u76ee\u524d\u7684\u6280\u672f\u548c\u4ea7\u54c1\u90fd\u8fd8\u4e0d\u591f\u6210\u719f\u3002<\/p>\n<p>\u4e0d\u8fc7\u968f\u7740\u82f1\u7279\u5c14\u7b49\u4e3b\u677f\u82af\u7247\u7ec4\u5236\u9020\u5546\u3001\u5e0c\u6377\u7b49\u786c\u76d8\u5236\u9020\u5546\u4ee5\u53ca\u4f17\u591a\u7684\u670d\u52a1\u5668\u5236\u9020\u5546\u7684\u5927\u529b\u63a8\u52a8\uff0cSAS\u7684\u76f8\u5173\u4ea7\u54c1\u6280\u672f\u4f1a\u9010\u6b65\u6210\u719f\uff0c\u4ef7\u683c\u4e5f\u4f1a\u9010\u6b65\u6ed1\u843d\uff0c\u5c06\u6765\u4f1a\u6210\u4e3a\u670d\u52a1\u5668\u786c\u76d8\u548c\u5b58\u50a8\u9635\u5217\u7684\u4e3b\u6d41\u63a5\u53e3\u3002<\/p>\n<p>4. SATA<\/p>\n<p>SATA\u662fIntel\u516c\u53f8\u5728IDF2000\u5927\u4f1a\u4e0a\u63a8\u51fa\u7684\uff0c\u8be5\u6280\u672f\u53ef\u4ee5\u8ba9\u7528\u6237\u62e5\u6709\u9ad8\u6548\u80fd\u7684\u786c\u76d8\uff0c\u5374\u4e0d\u5fc5\u727a\u7272\u6570\u636e\u7684\u5b8c\u6574\u6027\u3002SATA\u6700\u5927\u7684\u4f18\u52bf\u662f\u4f20\u8f93\u901f\u7387\u9ad8\u3002SATA\u7684\u5de5\u4f5c\u539f\u7406\u975e\u5e38\u7b80\u5355\uff1a \u91c7\u7528\u8fde\u7eed\u4e32\u884c\u7684\u65b9\u5f0f\u6765\u5b9e\u73b0\u6570\u636e\u4f20\u8f93\u4ece\u800c\u83b7\u5f97\u8f83\u9ad8\u4f20\u8f93\u901f\u7387\u30022003\u5e74\u53d1\u5e03SATA1.0\u89c4\u683c\u63d0\u4f9b\u7684\u4f20\u8f93\u7387\u5c31\u5df2\u7ecf\u8fbe\u5230\u4e86150MB\/s\uff0c\u4e0d\u4f46\u5df2\u7ecf\u9ad8\u51fa\u666e\u901aIDE\u786c\u76d8\u6240\u63d0\u4f9b\u7684100MB\/s\uff08ATA100\uff09\uff0c\u751a\u81f3\u8d85\u8fc7\u4e86133MB\/s\uff08ATA133\uff09\u7684\u6700\u9ad8\u4f20\u8f93\u901f\u7387\u3002<\/p>\n<p>SATA\u5728\u6570\u636e\u53ef\u9760\u6027\u65b9\u9762\u4e5f\u6709\u4e86\u5927\u5e45\u5ea6\u63d0\u9ad8\u3002SATA\u53ef\u540c\u65f6\u5bf9\u6307\u4ee4\u53ca\u6570\u636e\u5c01\u5305\u8fdb\u884c\u5faa\u73af\u5197\u4f59\u6821\u9a8c\uff08CRC\uff09\uff0c\u4e0d\u4ec5\u53ef\u68c0\u6d4b\u51fa\u6240\u6709\u5355bit\u548c\u53ccbit\u7684\u9519\u8bef\uff0c\u800c\u4e14\u8fd8\u80fd\u6839\u636e\u7edf\u8ba1\u5b66\u7684\u539f\u7406\uff0c\u68c0\u6d4b\u51fa99.998%\u53ef\u80fd\u51fa\u73b0\u7684\u9519\u8bef\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cPATA\u53ea\u80fd\u5bf9\u6765\u56de\u4f20\u8f93\u7684\u6570\u636e\u8fdb\u884c\u6821\u9a8c\uff0c\u800c\u65e0\u6cd5\u5bf9\u6307\u4ee4\u8fdb\u884c\u6821\u9a8c\uff0c\u52a0\u4e4b\u9ad8\u9891\u7387\u4e0b\u5e72\u6270\u751a\u5927\uff0c\u56e0\u6b64\u6570\u636e\u4f20\u8f93\u7a33\u5b9a\u6027\u5f88\u5dee\u3002<\/p>\n<p>\u9664\u4e86\u4f20\u8f93\u901f\u5ea6\u3001\u4f20\u8f93\u6570\u636e\u66f4\u53ef\u9760\u5916\uff0c\u8282\u7701\u7a7a\u95f4\u662fSATA\u6700\u5177\u5438\u5f15\u529b\u4e4b\u5904\uff0c\u540c\u65f6SATA\u66f4\u6709\u5229\u4e8e\u673a\u7bb1\u5185\u90e8\u7684\u6563\u70ed\uff0c\u5e76\u4f7f\u7ebf\u7f06\u95f4\u7684\u4e32\u6270\u5f97\u5230\u4e86\u6709\u6548\u63a7\u5236\u3002\u4e0d\u8fc7SATA1.0\u89c4\u8303\u5b58\u5728\u4e0d\u5c11\u7f3a\u70b9\uff0c\u7279\u522b\u662f\u7f3a\u4e4f\u5bf9\u4e8e\u670d\u52a1\u5668\u548c\u7f51\u7edc\u5b58\u50a8\u5e94\u7528\u6240\u9700\u7684\u4e00\u4e9b\u5148\u8fdb\u7279\u6027\u7684\u652f\u6301\u3002\u6bd4\u5982\u5728\u591a\u4efb\u52a1\u3001\u591a\u8bf7\u6c42\u7684\u5178\u578b\u670d\u52a1\u5668\u73af\u5883\u91cc\u9762\uff0cSATA1.0\u786c\u76d8\u7684\u786e\u4f1a\u6709\u6027\u80fd\u5927\u5e45\u5ea6\u4e0b\u964d\u3001\u53ef\u7ef4\u62a4\u6027\u4e0d\u5f3a\u3001\u53ef\u8fde\u63a5\u6027\u4e0d\u597d\u7b49\u7f3a\u70b9\u3002\u8fd9\u65f6\uff0cSATA2.0\u7684\u51fa\u73b0\u5728\u8fd9\u65b9\u9762\u5f97\u5230\u4e86\u5f88\u597d\u7684\u8865\u5145\u3002<\/p>\n<p>\u5728SATA2.0\u6269\u5c55\u89c4\u8303\u4e2d\uff0c3Gb\/s\u88ab\u63d0\u5230\u7684\u9891\u7387\u6700\u9ad8\u3002\u7531\u4e8eSATA\u4f7f\u75288bit\/10bit\u7f16\u7801\uff0c\u6240\u4ee53Gb\/s\u7b49\u540c\u4e8e300MB\/s\u7684\u63a5\u53e3\u901f\u7387\u3002\u4e0d\u8fc7\uff0c\u4ece\u6027\u80fd\u89d2\u5ea6\u770b\uff0c3Gb\/s\u5e76\u4e0d\u80fd\u5e26\u6765\u591a\u5927\u7684\u63d0\u5347\uff0c\u5373\u4fbf\u662fRAID\u5e94\u7528\u7684\u573a\u5408\uff0c\u6027\u80fd\u63d0\u5347\u4e5f\u6ca1\u6709\u60f3\u50cf\u7684\u90a3\u4e48\u5927\u3002\u56e0\u4e3a\u786c\u76d8\u5185\u90e8\u4f20\u8f93\u901f\u7387\u8fd8\u8fbe\u4e0d\u5230\u4e0e\u63a5\u53e3\u901f\u7387\u7b49\u540c\u7684\u7a0b\u5ea6\uff0c\u800c\u4e14\u63a5\u53e3\u901f\u7387\u7684\u5f71\u54cd\u4e5f\u4e0d\u662f\u5f88\u5927\uff0c\u5728\u5927\u591a\u6570\u5e94\u7528\u4e2d\u786c\u76d8\u662f\u5c06\u66f4\u591a\u7684\u65f6\u95f4\u82b1\u5728\u5bfb\u9053\u4e0a\uff0c\u800c\u4e0d\u662f\u4f20\u8f93\u4e0a\u3002\u63a5\u53e3\u901f\u7387\u7684\u63d0\u9ad8\u76f4\u63a5\u5f71\u54cd\u5230\u7684\u662f\u4ece\u7f13\u5b58\u8fdb\u884c\u8bfb\u5199\u7684\u64cd\u4f5c\uff0c\u6240\u4ee5\u7406\u8bba\u4e0a\u5927\u7f13\u5b58\u7684\u4ea7\u54c1\u4f1a\u4ece3Gb\/s\u4e0a\u5f97\u5230\u66f4\u5927\u7684\u597d\u5904\u3002\u4ece\u73b0\u6709\u60c5\u51b5\u6765\u770b\uff0c\u76f8\u4fe13Gb\/s\u7684\u666e\u53ca\u901f\u5ea6\u4f1a\u52a0\u5feb\uff0c\u4e0d\u8fc7\u5e02\u573a\u76ee\u524d\u4ecd\u4f1a\u5b58\u5728\u4e00\u4e2a1.5Gb\/s\u548c3Gb\/s\u7684\u5171\u5b58\u671f\u3002<\/p>\n<p>SATA\u786c\u76d8\u7684\u901f\u5ea6\u867d\u7136\u6ca1\u6709\u524d\u9762\u63d0\u5230FC\u548cSAS\u63a5\u53e3\u7684\u901f\u5ea6\u5feb\uff0c\u4f46\u662f\u80fd\u4ee5\u5f88\u4f4e\u4ef7\u683c\u63d0\u4f9b\u5927\u91cf\u7684\u5b58\u50a8\u7a7a\u95f4\u3002\u76ee\u524d\u5728\u4e3b\u6d41\u5b58\u50a8\u9635\u5217\u4e2d\u5df2\u7ecf\u5e7f\u6cdb\u91c7\u7528SATA2.0\u6280\u672f\u7684\u786c\u76d8\uff0c\u786c\u76d8\u7684\u5bb9\u91cf\u6700\u9ad8\u53ef\u8fbe1TB\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.2.2 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