{"id":5767,"date":"2024-04-15T14:48:59","date_gmt":"2024-04-15T06:48:59","guid":{"rendered":"http:\/\/zyg.luchers.cn\/?p=5767"},"modified":"2024-04-15T14:48:59","modified_gmt":"2024-04-15T06:48:59","slug":"%e7%ac%ac%e5%85%ad%e7%ab%a0%e3%80%81%e6%96%87%e4%bb%b6%e7%ae%a1%e7%90%86","status":"publish","type":"post","link":"http:\/\/zyg.luchers.cn\/index.php\/2024\/04\/15\/%e7%ac%ac%e5%85%ad%e7%ab%a0%e3%80%81%e6%96%87%e4%bb%b6%e7%ae%a1%e7%90%86\/","title":{"rendered":"\u7b2c\u516d\u7ae0\u3001\u6587\u4ef6\u7ba1\u7406"},"content":{"rendered":"

\u7b2c\u516d\u7ae0\u3001\u6587\u4ef6\u7ba1\u7406<\/h1>\n

1\u3001\u524d\u9762\u7684\u5148\u8df3\u8fc7\u6587\u4ef6\u7cfb\u7edf\uff08\u8fd9\u91cc\u9898\u76ee\u5927\u9898\u6ca1\u6709\u6d89\u53ca\uff09<\/p>\n

1\u3001\u78c1\u76d8\u7684\u7ed3\u6784<\/h2>\n

1\u3001\u78c1\u76d8\u3001\u78c1\u9053\u3001\u6247\u533a<\/h3>\n

1\u3001\u78c1\u76d8\u8868\u9762\u6709\u78c1\u6027\u7269\u8d28\uff0c\u53ef\u4ee5\u7528\u6765\u51e0\u7387\u4e8c\u8fdb\u5236\u6570\u636e<\/p>\n

2\u3001\u4e00\u4e2a\u78c1\u76d8\u6709\u5f88\u591a\u78c1\u9053\uff0c\u4e00\u4e2a\u5708\u5c31\u662f\u4e00\u4e2a\u78c1\u9053<\/p>\n

3\u3001\u4e00\u4e2a\u78c1\u9053\u6709\u88ab\u5206\u4e3a\u5f88\u591a\u6247\u533a\uff0c\u6bcf\u4e2a\u6247\u533a\u5c31\u662f\u4e00\u4e2a\u78c1\u76d8\u5757<\/p>\n

4\u3001\u5185\u4fa7\u7684\u78c1\u9053\u6247\u533a\u9762\u79ef\u6700\u5c0f\uff0c\u6570\u636e\u5bc6\u5ea6\u6700\u5927\uff08\u78c1\u6027\u7269\u8d28\u4e5f\u76f8\u5bf9\u5f88\u591a\u561b\uff09<\/p>\n

5\u3001\u5982\u56fe<\/p>\n

\"image-20231228210405683\"<\/div><\/p>\n

2\u3001\u5982\u4f55\u5728\u78c1\u76d8\u4e2d\u8bfb\u3001\u5199\u6570\u636e<\/h3>\n

1\u3001\u5c31\u662f\u9700\u8981\u5229\u7528\u201c\u78c1\u5934\u201d\uff0c\u79fb\u52a8\u5230\u60f3\u8981\u8bfb\/\u5199\u7684\u5730\u65b9<\/p>\n

2\u3001\u7136\u540e\u78c1\u76d8\u8f6c\u8d77\u6765\uff0c\u8ba9\u76ee\u6807\u6247\u533a\u4ece\u78c1\u5934\u4e0b\u5212\u8fc7\uff0c\u5c31\u8bb0\u5f55\u4e86\u6570\u636e<\/p>\n

3\u3001\u76d8\u9762\u3001\u67f1\u9762<\/h3>\n

1\u3001\u5c31\u662f\u591a\u4e2a\u76d8\u53e0\u5728\u4e00\u8d77\u5c31\u50cf1\u4e2a\u67f1\u5b50<\/p>\n

2\u3001\u5176\u4e2d\u7684\u6bcf\u4e2a\u76d8\u9762\u53ef\u80fd\u6709\u6b63\u53cd\u9762<\/p>\n

3\u3001\u53ef\u4ee5\u7528\uff08\u67f1\u9762\u53f7\u3001\u76d8\u9762\u53f7\u3001\u6247\u533a\u53f7\uff09\u6765\u786e\u5b9a\u4efb\u610f\u4e00\u5757\u201c\u78c1\u76d8\u53f7\u201c\u4e5f\u5c31\u662f\u786e\u5b9a\u4e00\u4e2a\u5757\u53f7<\/p>\n

4\u3001\u6839\u636e\u67f1\u9762\u597d\u79fb\u52a8\u78c1\u76d8\uff0c\u79fb\u52a8\u5230\u6307\u5b9a\u67f1\u9762\u3002\u6fc0\u6d3b\u6307\u5b9a\u76d8\u9762\u5bf9\u5e94\u7684\u78c1\u5934<\/p>\n

5\u3001\u78c1\u76d8\u65cb\u8f6c\u8fc7\u7a0b\u4e2d\u5c31\u5b8c\u6210\u4e86\u5bf9\u6247\u533a\u7684\u8bfb\u548c\u5199<\/p>\n

6\u3001\u56fe\u793a<\/p>\n

\"image-20231228211014532\"<\/div><\/p>\n

4\u3001\u78c1\u76d8\u7684\u5206\u7c7b<\/h3>\n

1\u3001\u6309\u78c1\u5934\u662f\u5426\u53ef\u79fb\u52a8\u5206\u7c7b<\/h4>\n

1\u3001\u78c1\u5934\u53ef\u5de6\u53f3\u6d3b\u52a8<\/p>\n

2\u3001\u770b\u56fe<\/p>\n

\"image-20231228211253704\"<\/div><\/p>\n

2\u3001\u6309\u76d8\u7247\u662f\u5426\u53ef\u66f4\u6362\u5206\u7c7b<\/h4>\n

1\u3001\u76d8\u7247\u662f\u5426\u53ef\u66f4\u6362<\/p>\n

2\u3001\u770b\u56fe<\/p>\n

\"image-20231228211302356\"<\/div><\/p>\n

2\u3001\u78c1\u76d8\u8c03\u5ea6\u7b97\u6cd5\uff08FCFS\u3001SSTF\u3001SCAN\u3001LOOk\u3001S-SCAN\u3001C-LOOK\uff09<\/h2>\n

1\u3001\u4e00\u6b21\u78c1\u76d8\u8bfb\u5199\u64cd\u4f5c\u9700\u8981\u7684\u65f6\u95f4<\/h3>\n

1\u3001\u5bfb\u627e\u65f6\u95f4\uff08\u5bfb\u9053\u65f6\u95f4\uff09Ts = \u8bfb\u5199\u6570\u636e\u524d\uff0c\u5c06\u78c1\u5934\u79fb\u52a8\u5230\u6307\u5b9a\u78c1\u9053\u6240\u82b1\u7684\u65f6\u95f4<\/p>\n

2\u3001\u542f\u52a8\u78c1\u5934\u81c2s\uff1a\u542f\u52a8\u78c1\u5934\u81c2\u6240\u8017\u7684\u65f6\u95f4<\/p>\n

3\u3001\u79fb\u52a8\u78c1\u5934\u4e5f\u662f\u9700\u8981\u65f6\u95f4\uff1a\u603b\u5171\u9700\u8981\u8de8n\u6761\u78c1\u9053\uff0c\u6bcf\u8de81\u4e2a\u78c1\u9053\u6240\u8017\u65f6\u95f4\u4e3am<\/p>\n

4\u3001\u5ef6\u8fdf\u65f6\u95f4Tr = \u901a\u8fc7\u65cb\u8f6c\u78c1\u76d8\uff0c\u78c1\u5934\u5b9a\u4f4d\u5230\u76ee\u6807\u6247\u533a\u6240\u9700\u8981\u7684\u65f6\u95f4\uff0c\u8bbe\u78c1\u76d8\u8f6c\u901f\u4e3ar(\u8f6c\/\u79d2\uff0c\u8f6c\/\u5206)\uff0c\u5219\u5e73\u5747\u6240\u9700\u7684\u5ef6\u8fdf\u65f6\u95f4Tr = (1\/2)*(1\/r) =1\/2r<\/p>\n

\u2460\u5176\u4e2d(1\/r)\uff1a1\/r\u5c31\u662f\u8f6c\u4e00\u5708\u6240\u9700\u8981\u7684\u65f6\u95f4\u3002\u627e\u5230\u76ee\u6807\u6247\u533a\u5e73\u5747\u9700\u8981\u8f6c\u534a\u5708\uff0c\u518d\u4e58\u4ee51\/2<\/p>\n

5\u3001\u4f20\u8f93\u65f6\u95f4Tt = \u4ece\u78c1\u76d8\u8bfb\u51fa\u6216\u5411\u78c1\u76d8\u5199\u5165\u6570\u636e\u6240\u7ecf\u5386\u7684\u65f6\u95f4<\/p>\n

\u2460\u5047\u8bbe\u78c1\u76d8\u8f6c\u901f\u4e3ar<\/p>\n

\u2461\u6b64\u6b21\u8bfb\/\u5199\u7684\u5b57\u8282\u6570\u4e3ab<\/p>\n

\u2462\u6bcf\u4e2a\u78c1\u9053\u4e0a\u7684\u5b57\u8282\u6570\u4e3aN<\/p>\n

\u2463\u6240\u4ee5\u4f20\u8f93\u65f6\u95f4Tt = (1\/r)*(b\/N) = b(rN)<\/p>\n

\u2464\u8865\u5145\uff1a\u6bcf\u4e2a\u78c1\u9053\u8981\u554a\u5b58N\u5b57\u8282\u7684\u6570\u636e\uff0c\u56e0\u6b64b\u5b57\u8282\u7684\u6570\u636e\u9700\u8981b\/N\u4e2a\u78c1\u9053\u624d\u80fd\u5b58\u50a8\u3002\u800c\u8bfb\/\u5199\u4e00\u4e2a\u78c1\u9053\u6240\u9700\u7684\u65f6\u95f4\u521a\u597d\u6709\u662f\u8f6c\u4e00\u5708\u6240\u9700\u7684\u65f6\u95f41\/r<\/p>\n

6\u3001\u603b\u7684\u5e73\u5747\u5b58\u53d6\u65f6\u95f4Ta = Ts +1\/2r +b\/(rN)<\/p>\n

2\u3001\u5148\u6765\u5148\u670d\u52a1\uff08FCFS\uff09<\/h3>\n

1\u3001\u601d\u8def<\/h4>\n

1\u3001\u6839\u636e\u8fdb\u7a0b\u8bf7\u6c42\u8bbf\u95ee\u78c1\u76d8\u7684\u5148\u540e\u987a\u5e8f\u8fdb\u884c\u8c03\u5ea6<\/p>\n

2\u3001\u4f18\u70b9<\/h4>\n

1\u3001\u516c\u5e73<\/p>\n

2\u3001\u5982\u679c\u8bf7\u6c42\u7684\u78c1\u9053\u6bd4\u8f83\u96c6\u4e2d\uff0c\u7b97\u6cd5\u6027\u80fd\u8fd8\u884c<\/p>\n

3\u3001\u7f3a\u70b9<\/h4>\n

1\u3001\u5982\u679c\u5927\u91cf\u8fdb\u7a0b\u7ade\u4e89\u4f7f\u7528\u78c1\u76d8<\/p>\n

2\u3001\u8bf7\u6c42\u8bbf\u95ee\u7684\u78c1\u9053\u5f88\u5206\u6563\u3002\u5219FCFS\u7b97\u6cd5\u6027\u80fd\u5f88\u5dee\uff0c\u5bfb\u9053\u65f6\u95f4\u957f\u3002<\/p>\n

4\u3001\u4f8b\u5b50<\/h4>\n

\"image-20231228234601791\"<\/div><\/p>\n

3\u3001\u6700\u77ed\u5bfb\u627e\u65f6\u95f4\u4f18\u5148\u7b97\u6cd5\uff08SSTF\uff09<\/h3>\n

1\u3001\u601d\u8def<\/h4>\n

1\u3001\u5c31\u662f\u4f18\u5148\u5904\u7406\u7684\u78c1\u9053\u662f\u4e0e\u5f53\u524d\u78c1\u5934\u6700\u8fd1\u7684\u78c1\u9053<\/p>\n

2\u3001\u4f18\u70b9<\/h4>\n

1\u3001\u6027\u80fd\u8f83\u597d\uff0c\u5e73\u5747\u5bfb\u9053\u65f6\u95f4\u6bb5<\/p>\n

3\u3001\u7f3a\u70b9<\/h4>\n

1\u3001\u53ef\u80fd\u4ea7\u751f\u9965\u997f\u73b0\u8c61<\/p>\n

4\u3001\u4f8b\u5b50<\/h4>\n

\"image-20231229001012870\"<\/div><\/p>\n

4\u3001\u626b\u63cf\u7b97\u6cd5\uff08SCAN\uff09<\/h3>\n

1\u3001\u601d\u8def<\/h4>\n

1\u3001\u78c1\u5934\u4ece\u5f53\u524d\u4f4d\u7f6e\u51fa\u53d1\uff0c\u8981\u4e48\u4e00\u76f4\u5411\u5de6\u8d70\uff0c\u8d70\u5230\u5934\uff0c\u7136\u540e\u518d\u5411\u53f3\u79fb\u52a8<\/p>\n

2\u3001\u78c1\u5934\u4ece\u5f53\u524d\u4f4d\u7f6e\u51fa\u53d1\uff0c\u8981\u4e48\u4e00\u76f4\u5411\u53f3\u8d70\uff0c\u8d70\u5230\u5934\uff0c\u7136\u540e\u518d\u5411\u5de6\u79fb<\/p>\n

2\u3001\u4f18\u70b9<\/h4>\n

1\u3001\u6027\u80fd\u597d<\/p>\n

2\u3001\u5e73\u5747\u5bfb\u9053\u65f6\u95f4\u77ed\uff0c\u4e0d\u4f1a\u4ea7\u751f\u9965\u997f\u73b0\u8c61<\/p>\n

3\u3001\u7f3a\u70b9<\/h4>\n

1\u3001\u54cd\u5e94\u9891\u7387\u4e0d\u5e73\u5747<\/p>\n

4\u3001\u4f8b\u5b50<\/h4>\n

\"image-20231229002723198\"<\/div><\/p>\n

5\u3001\u5faa\u73af\u626b\u63cf\u7b97\u6cd5\uff08C-SCAN\uff09<\/h3>\n

1\u3001\u601d\u8def<\/h4>\n

1\u3001\u8bf4\u4eba\u8bdd\u5c31\u662f\uff1a\u8981\u4e48\u4e00\u76f4\u5411\u5de6\uff0c\u5230\u5934\u4e86\uff0c\u7136\u540e\u518d\u56de\u5230\u6700\u53f3\u8fb9\uff0c\u7136\u540e\u5411\u5de6\uff0c\u76f4\u5230\u5b8c\u6210<\/p>\n

2\u3001\u8981\u4e48\u5c31\u4e00\u76f4\u5411\u53f3\uff0c\u5230\u5934\u4e86\uff0c\u7136\u540e\u518d\u56de\u5230\u6700\u5de6\u8fb9\uff0c\u7136\u540e\u5411\u53f3\uff0c\u76f4\u5230\u5b8c\u6210<\/p>\n

3\u3001\u7c7b\u4f3c\uff1aZ\u5b57\u6296\u52a8<\/p>\n

4\u3001\u56fe\u793a<\/p>\n

2\u3001\u4f18\u70b9<\/h4>\n

1\u3001\u5bf9SCAN\u7b97\u6cd5\u8fdb\u884c\u4f18\u5316\u4e86<\/p>\n

2\u3001\u8ba9\u78c1\u9053\u54cd\u5e94\u9891\u7387\u66f4\u5e73\u5747<\/p>\n

3\u3001\u7f3a\u70b9<\/h4>\n

1\u3001\u5e73\u5747\u5bfb\u9053\u65f6\u95f4\u66f4\u957f<\/p>\n

4\u3001\u4f8b\u5b50<\/h4>\n

\"image-20231229003727358\"<\/div><\/p>\n","protected":false},"excerpt":{"rendered":"

\u7b2c\u516d\u7ae0\u3001\u6587\u4ef6\u7ba1\u7406 1\u3001\u524d\u9762\u7684\u5148\u8df3\u8fc7\u6587\u4ef6\u7cfb\u7edf\uff08\u8fd9\u91cc\u9898\u76ee\u5927\u9898\u6ca1\u6709\u6d89\u53ca\uff09 1\u3001\u78c1\u76d8\u7684\u7ed3\u6784 1\u3001\u78c1\u76d8\u3001\u78c1\u9053\u3001\u6247\u533a 1\u3001 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59],"tags":[],"class_list":["post-5767","post","type-post","status-publish","format-standard","hentry","category-59"],"_links":{"self":[{"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/posts\/5767","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/comments?post=5767"}],"version-history":[{"count":1,"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/posts\/5767\/revisions"}],"predecessor-version":[{"id":5768,"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/posts\/5767\/revisions\/5768"}],"wp:attachment":[{"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/media?parent=5767"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/categories?post=5767"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/zyg.luchers.cn\/index.php\/wp-json\/wp\/v2\/tags?post=5767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}