{"id":208,"date":"2019-04-01T10:20:56","date_gmt":"2019-04-01T02:20:56","guid":{"rendered":"http:\/\/b.yesiyu.top\/?p=208"},"modified":"2019-04-01T10:20:56","modified_gmt":"2019-04-01T02:20:56","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88%e4%b9%b0%e5%88%b0%e7%9a%84%e7%a1%ac%e7%9b%98%e5%ae%b9%e9%87%8f%e6%af%94%e5%ae%9e%e9%99%85%e6%a0%87%e6%b3%a8%e8%a6%81%e5%b0%8f","status":"publish","type":"post","link":"https:\/\/b.yesiyu.top\/?p=208","title":{"rendered":"\u4e3a\u4ec0\u4e48\u4e70\u5230\u7684\u786c\u76d8\u5bb9\u91cf\u6bd4\u5b9e\u9645\u6807\u6ce8\u8981\u5c0f"},"content":{"rendered":"\n<p>\u4e3a\u4ec0\u4e48\u4e70\u5230\u7684\u786c\u76d8\u603b\u662f\u6bd4\u6807\u7684\u5bb9\u91cf\u8981\u5c0f\uff0c\u8fd9\u4e2a\u786e\u5b9e\u662f\u4e2a\u5b9e\u9645\u95ee\u9898\uff0c\u56e0\u4e3a\u6211\u4eec\u5728\u505a\u76d1\u63a7\u9879\u76ee\u65f6\uff0c\u5728\u8ba1\u7b97\u786c\u76d8\u65f6\uff0c\u5f80\u5f80\u4f1a\u6309\u7167\u786c\u76d8\u7684\u6807\u7684\u5bb9\u91cf\u6765\u8ba1\u7b97\uff0c\u800c\u4e0d\u662f\u6df1\u7a76\u5b83\u7684\u5b9e\u9645\u5bb9\u91cf\uff0c\u4e00\u4e2a4TB\u7684\u786c\u76d8\uff0c\u5b83\u7684\u5b9e\u9645\u5bb9\u91cf\u5f80\u5f80\u53ea\u67093.7TB\u8fd9\u6837\uff0c\u4e3a\u4ec0\u4e48\u5462?\u4eca\u5929\u6211\u4eec\u6765\u770b\u4e0b\u3002<\/p>\n\n\n\n<p><strong>\u4e00\u3001\u4e3a\u4ec0\u4e48\u786c\u76d8\u6807\u6ce8\u7684\u5bb9\u91cf\u4e0e\u5b9e\u9645\u5bb9\u91cf\u4e0d\u4e00\u6837<\/strong><\/p>\n\n\n\n<p>\u6211\u4eec\u8d2d\u4e70\u786c\u76d8\u65f6\u4f1a\u53d1\u73b0\uff0c\u786c\u76d8\u5b9e\u9645\u7684\u5bb9\u91cf\u4f1a\u6bd4\u53c2\u6570\u6807\u6ce8\u7684\u5c0f\uff0c\u4f8b\u5982\u8d2d\u4e704TB\u786c\u76d8\u4f7f\u7528\u65f6\uff0c\u70b9\u51fb\u7535\u8111\u5c5e\u6027\u67e5\u770b\u786c\u76d8\u5bb9\u91cf\uff0c\u53d1\u73b0\u5bb9\u91cf\u4ec53.72TB\uff0c\u4e0e4TB\u5bb9\u91cf\u76f8\u5dee0.28TB\u4e4b\u591a\uff0c\u5982\u679c\u6211\u4eec\u5728\u76d1\u63a7\u9879\u76ee\u4e2d\uff0c\u4f7f\u7528\u7684\u786c\u76d8\u6570\u91cf\u8f83\u591a\u7684\u8bdd\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5dee\u8ddd\u5c31\u5f88\u660e\u663e\u4e86\uff0c\u8fd9\u4e0d\u662f\u9a97\u4eba\u4e48\uff1f<\/p>\n\n\n\n<p>\u786c\u76d8\u5bb9\u91cf\u6d89\u53ca\u5341\u8fdb\u5236\u548c\u4e8c\u8fdb\u5236\u7b97\u6cd5\u4e4b\u95f4\u7684\u6362\u7b97\u3002\u5176\u4e2d\u786c\u76d8\u5382\u5546\u4e3a\u4e86\u4fbf\u4e8e\u8ba1\u7b97\u91c7\u7528\u5341\u8fdb\u5236\u7b97\u6cd5\uff0c\u800c\u7535\u8111\u5219\u91c7\u7528\u4e8c\u8fdb\u5236\u7b97\u6cd5\uff0c\u5b83\u4eec\u4e4b\u95f4\u9700\u8981\u8fdb\u884c\u8f6c\u6362\u8ba1\u7b97\u3002<\/p>\n\n\n\n<p><strong>\u786c\u76d8\u5382\u5546\u5341\u8fdb\u5236\u8ba1\u7b97:<\/strong><\/p>\n\n\n\n<p>4TGB=4000,000MB=4000,000,000KB=4000,000,000,000Byte<\/p>\n\n\n\n<p><strong>\u64cd\u4f5c\u7cfb\u7edf\u5b9e\u9645\u4e8c\u8fdb\u5236\u8ba1\u7b97:<\/strong><\/p>\n\n\n\n<p>4000GB=4096,000MB=4194304000KB=4294,967,296000Byte<\/p>\n\n\n\n<p><strong>1GB\u7684\u5b9e\u9645\u5b57\u8282\uff08Byte\uff09\u8ba1\u7b97\uff1a<\/strong><\/p>\n\n\n\n<p>1GB=1024MB*1024KB*1024Byte=1,073,741,824Byte<\/p>\n\n\n\n<p><strong>\u90a3\u4e484TB\u5b9e\u9645\u5bb9\u91cf\uff1a<\/strong><\/p>\n\n\n\n<p>4000,000,000,000Byte\/\uff081024MB*1024KB*1024Byte\uff09=3725.29GB=3.72TB<\/p>\n\n\n\n<p>\u6240\u4ee5\uff0c4TB\u7684\u786c\u76d8\u5bb9\u91cf\uff0c\u6211\u4eec\u5b9e\u9645\u4e0a\u53ea\u80fd\u7b97\u4e0a3.7TB\uff0c\u8fd9\u4e2a\u5728\u76d1\u63a7\u9879\u76ee\u4e2d\u6211\u4eec\u52a1\u5fc5\u8981\u6ce8\u610f\u3002<\/p>\n\n\n\n<p><strong>\u4e8c\u3001\u786c\u76d8\u7684\u4e3b\u8981\u6027\u80fd\u6307\u6807<\/strong><\/p>\n\n\n\n<p>\u6839\u636e\u786c\u76d8\u7684\u4e3b\u8981\u6027\u80fd\u6307\u6807\u53ef\u4ee5\u8861\u91cf\u4e00\u5757\u786c\u76d8\u8d28\u91cf\u7684\u4f18\u52a3\u3002\u56e0\u6b64\uff0c\u4e86\u89e3\u4e00\u4e0b\u786c\u76d8\u7684\u4e3b\u8981\u6027\u80fd\u6307\u6807\u5341\u5206\u5fc5\u8981\u3002<\/p>\n\n\n\n<p><strong>\u2460 \u5bb9\u91cf<\/strong><\/p>\n\n\n\n<p>\u786c\u76d8\u7684\u5bb9\u91cf\u5927\u5c0f\u662f\u8861\u91cf\u4e00\u5757\u786c\u76d8\u6700\u91cd\u8981\u7684\u6280\u672f\u6307\u6807\uff0c\u662f\u7528\u6237\u8d2d\u4e70\u65f6\u6700\u4e3a\u5173\u5fc3\u7684\u53c2\u6570\u3002\u786c\u76d8\u7684\u5bb9\u91cf\u662f\u7531\u76d8\u9762\u6570\uff08\u78c1\u5934\u6570\uff09\u3001\u67f1\u9762\u6570\u548c\u6247\u533a\u6570\u6240\u51b3\u5b9a\u7684\uff0c\u5176\u8ba1\u7b97\u516c\u5f0f\u4e3a\uff1a\u786c\u76d8\u5bb9\u91cf\uff1d\u76d8\u9762\u6570\u00d7\u67f1\u9762\u6570\u00d7\u6247\u533a\u6570\u00d7512B\u3002\u5728\u786c\u76d8\u5185\u90e8\u5f80\u5f80\u6709\u591a\u4e2a\u53e0\u8d77\u6765\u7684\u78c1\u76d8\u7247\uff0c\u56e0\u6b64\uff0c\u786c\u76d8\u5bb9\u91cf\u8fd8\u53ef\u4ee5\u8fd9\u6837\u8ba1\u7b97\uff1a\u786c\u76d8\u5bb9\u91cf\uff1d\u5355\u789f\u5bb9\u91cf\u00d7\u789f\u7247\u6570\u3002<\/p>\n\n\n\n<p>\u786c\u76d8\u7684\u5355\u789f\u5bb9\u91cf\u5bf9\u786c\u76d8\u7684\u6027\u80fd\u6709\u4e00\u5b9a\u7684\u5f71\u54cd\uff0c\u5355\u789f\u5bb9\u91cf\u8d8a\u5927\uff0c\u786c\u76d8\u7684\u5bc6\u5ea6\u5c31\u8d8a\u9ad8\uff0c\u78c1\u5934\u5728\u76f8\u540c\u65f6\u95f4\u5185\u53ef\u4ee5\u8bfb\u53d6\u5230\u7684\u4fe1\u606f\u5c31\u8d8a\u591a\u3002\u56e0\u6b64\uff0c\u5728\u786c\u76d8\u603b\u5bb9\u91cf\u76f8\u540c\u7684\u60c5\u51b5\u4e0b\uff0c\u8981\u4f18\u5148\u9009\u8d2d\u789f\u7247\u5c11\u7684\u786c\u76d8\u3002<\/p>\n\n\n\n<p>\u5f88\u591a\u7528\u6237\u7ecf\u5e38\u4f1a\u5bf9\u786c\u76d8\u5bb9\u91cf\u7684\u5927\u5c0f\u611f\u5230\u8ff7\u60d1\uff0c\u4e3a\u4ec0\u4e48\u6807\u79f0\u7684\u5bb9\u91cf\u4e0e\u8ba1\u7b97\u673a\u4e2d\u5b9e\u9645\u663e\u793a\u7684\u5927\u5c0f\u4e0d\u540c\u5462\uff1f\u8fd9\u4e3b\u8981\u662f\u7531\u4e8e\u6362\u7b97\u5355\u4f4d\u4e0d\u6807\u51c6\u3001\u4e0d\u7edf\u4e00\u9020\u6210\u7684\u3002\u76ee\u524d\u6709\u4ee51MB\uff1d1024KB\u6765\u6807\u79f0\u7684\uff0c\u4e5f\u6709\u4ee51MB\uff1d1000KB\u6765\u6807\u79f0\u7684\uff0c\u56e0\u6b64\u5c31\u51fa\u73b0\u4e86\u5bb9\u91cf\u4e0d\u4e00\u81f4\u7684\u60c5\u51b5\u3002<\/p>\n\n\n\n<p><strong>\u2461 \u8f6c\u901f<\/strong><\/p>\n\n\n\n<p>\u786c\u76d8\u8f6c\u901f\uff08Rotation Speed\uff09\u5bf9\u786c\u76d8\u7684\u6570\u636e\u4f20\u8f93\u7387\u6709\u76f4\u63a5\u7684\u5f71\u54cd\uff0c\u8f6c\u901f\u662f\u786c\u76d8\u5185\u90e8\u4f20\u8f93\u7387\u7684\u51b3\u5b9a\u6027\u56e0\u7d20\u4e4b\u4e00\uff0c\u4e5f\u662f\u533a\u522b\u786c\u76d8\u6863\u6b21\u7684\u91cd\u8981\u6807\u5fd7\u3002\u4ece\u7406\u8bba\u4e0a\u8bf4\uff0c\u8f6c\u901f\u8d8a\u5feb\u8d8a\u597d\uff0c\u56e0\u4e3a\u8f83\u9ad8\u7684\u8f6c\u901f\u53ef\u7f29\u77ed\u786c\u76d8\u7684\u5e73\u5747\u5bfb\u9053\u65f6\u95f4\u548c\u5b9e\u9645\u8bfb\/\u5199\u65f6\u95f4\uff0c\u4ece\u800c\u53ef\u4ee5\u63d0\u9ad8\u5728\u786c\u76d8\u4e0a\u7684\u8bfb\/\u5199\u901f\u5ea6\u3002\u4f46\u4efb\u4f55\u4e8b\u7269\u90fd\u6709\u4e24\u9762\u6027\uff0c\u5728\u8f6c\u901f\u63d0\u9ad8\u7684\u540c\u65f6\uff0c\u786c\u76d8\u7684\u53d1\u70ed\u91cf\u4e5f\u4f1a\u589e\u52a0\uff0c\u5b83\u7684\u7a33\u5b9a\u6027\u5c31\u4f1a\u6709\u4e00\u5b9a\u7a0b\u5ea6\u7684\u964d\u4f4e\u3002\u5982\u4eca\u4e3b\u6d41\u786c\u76d8\u7684\u8f6c\u901f\u591a\u4e3a5400rpm\uff08\u8f6c\/\u5206\u949f\uff09\u30017200rpm\u548c10000rpm\u30027200rpm\u7684\u786c\u76d8\u5df2\u7ecf\u6210\u4e3a\u4e3b\u6d41\u3002<\/p>\n\n\n\n<p><strong>\u2462 \u7f13\u5b58<\/strong><\/p>\n\n\n\n<p>\u7f13\u5b58\uff08Cache\uff09\u662f\u786c\u76d8\u4e0e\u5916\u90e8\u603b\u7ebf\u4ea4\u6362\u6570\u636e\u7684\u573a\u6240\u3002\u7b80\u5355\u5730\u8bf4\uff0c\u786c\u76d8\u4e0a\u7684\u7f13\u5b58\u5bb9\u91cf\u662f\u8d8a\u5927\u8d8a\u597d\uff0c\u5927\u5bb9\u91cf\u7684\u7f13\u5b58\u5bf9\u63d0\u9ad8\u786c\u76d8\u901f\u5ea6\u5f88\u6709\u597d\u5904\uff0c\u76ee\u524d\u5e02\u9762\u4e0a\u7684\u786c\u76d8\u7f13\u5b58\u5bb9\u91cf\u901a\u5e38\u4e3a2MB\uff5e8MB\u3002<\/p>\n\n\n\n<p><strong>\u2463 \u5e73\u5747\u5bfb\u9053\u65f6\u95f4<\/strong><\/p>\n\n\n\n<p>\u5e73\u5747\u5bfb\u9053\u65f6\u95f4\uff08Average Seek Time\uff09\u6307\u7684\u662f\u786c\u76d8\u78c1\u5934\u79fb\u52a8\u5230\u6570\u636e\u6240\u5728\u78c1\u9053\u6240\u7528\u7684\u65f6\u95f4\uff0c\u5355\u4f4d\u4e3a\u6beb\u79d2\uff08ms\uff09\u3002\u5e73\u5747\u5bfb\u9053\u65f6\u95f4\u8d8a\u77ed\u786c\u76d8\u901f\u5ea6\u8d8a\u5feb\u3002\u5e73\u5747\u5bfb\u9053\u65f6\u95f4\u4e00\u822c\u57285ms\uff5e13ms\u4e4b\u95f4\uff0c\u5927\u4e8e10ms\u7684\u786c\u76d8\u4e0d\u5b9c\u8d2d\u4e70\u3002<\/p>\n\n\n\n<p><strong>\u2464 \u786c\u76d8\u7684\u6570\u636e\u4f20\u8f93\u7387<\/strong><\/p>\n\n\n\n<p>\u786c\u76d8\u7684\u6570\u636e\u4f20\u8f93\u7387\uff08Data Transfer Rate\uff09\u53c8\u79f0\u541e\u5410\u7387\uff0c\u8868\u793a\u5728\u78c1\u5934\u5b9a\u4f4d\u540e\uff0c\u786c\u76d8\u8bfb\u6216\u5199\u6570\u636e\u7684\u901f\u5ea6\u3002<\/p>\n\n\n\n<p><strong>\u2465 \u8fde\u7eed\u65e0\u6545\u969c\u65f6\u95f4<\/strong><\/p>\n\n\n\n<p>\u8fde\u7eed\u65e0\u6545\u969c\u65f6\u95f4\uff08Mean Time Between Failure\uff0cMTBF\uff09\u662f\u6307\u786c\u76d8\u4ece\u5f00\u59cb\u8fd0\u884c\u5230\u51fa\u73b0\u6545\u969c\u7684\u6700\u957f\u65f6\u95f4\uff0c\u5355\u4f4d\u662f\u5c0f\u65f6\u3002\u4e00\u822c\u786c\u76d8\u7684MTBF\u81f3\u5c11\u57283\u4e07\u5c0f\u65f6\u62164\u4e07\u5c0f\u65f6\u3002\u8fd9\u9879\u6307\u6807\u5728\u4e00\u822c\u7684\u4ea7\u54c1\u5e7f\u544a\u6216\u5e38\u89c1\u7684\u6280\u672f\u7279\u6027\u8868\u4e2d\u5e76\u4e0d\u63d0\u4f9b\uff0c\u9700\u8981\u65f6\u53ef\u4e13\u95e8\u5230\u5177\u4f53\u751f\u4ea7\u8be5\u6b3e\u786c\u76d8\u7684\u516c\u53f8\u7f51\u7ad9\u4e2d\u67e5\u8be2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3a\u4ec0\u4e48\u4e70\u5230\u7684\u786c\u76d8\u603b\u662f\u6bd4\u6807\u7684\u5bb9\u91cf\u8981\u5c0f\uff0c\u8fd9\u4e2a\u786e\u5b9e\u662f\u4e2a\u5b9e\u9645\u95ee\u9898\uff0c\u56e0\u4e3a\u6211\u4eec\u5728\u505a\u76d1\u63a7\u9879\u76ee\u65f6\uff0c\u5728\u8ba1\u7b97\u786c\u76d8\u65f6\uff0c\u5f80\u5f80\u4f1a\u6309\u7167\u786c\u76d8 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/b.yesiyu.top\/?p=208\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u201c\u4e3a\u4ec0\u4e48\u4e70\u5230\u7684\u786c\u76d8\u5bb9\u91cf\u6bd4\u5b9e\u9645\u6807\u6ce8\u8981\u5c0f\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-208","post","type-post","status-publish","format-standard","hentry","category-1"],"_links":{"self":[{"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=\/wp\/v2\/posts\/208","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=208"}],"version-history":[{"count":1,"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=\/wp\/v2\/posts\/208\/revisions"}],"predecessor-version":[{"id":209,"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=\/wp\/v2\/posts\/208\/revisions\/209"}],"wp:attachment":[{"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/b.yesiyu.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}