{"id":203998,"date":"2025-05-26T19:30:56","date_gmt":"2025-05-26T11:30:56","guid":{"rendered":"https:\/\/server.hk\/cnblog\/?p=203998"},"modified":"2025-05-26T19:30:56","modified_gmt":"2025-05-26T11:30:56","slug":"%e6%b7%b1%e5%85%a5%e8%a7%a3%e6%9e%90raid%e6%8a%80%e6%9c%af%ef%bc%9a%e6%95%b0%e6%8d%ae%e5%ae%89%e5%85%a8%e4%b8%8e%e6%80%a7%e8%83%bd%e5%b9%b6%e5%ad%98%e7%9a%84%e5%ad%98%e5%82%a8%e8%a7%a3%e5%86%b3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/203998\/","title":{"rendered":"\u6df1\u5165\u89e3\u6790RAID\u6280\u672f\uff1a\u6570\u636e\u5b89\u5168\u4e0e\u6027\u80fd\u5e76\u5b58\u7684\u5b58\u50a8\u89e3\u51b3\u65b9\u6848"},"content":{"rendered":"<h2>\u524d\u8a00<\/h2>\n<p>\u5728\u5f53\u4eca\u6570\u636e\u91cf\u65e5\u76ca\u589e\u957f\u7684\u65f6\u4ee3\uff0c\u4f01\u4e1a\u5bf9\u5b58\u50a8\u7cfb\u7edf\u7684\u6027\u80fd\u4e0e\u53ef\u9760\u6027\u63d0\u51fa\u4e86\u66f4\u9ad8\u8981\u6c42\u3002RAID\uff08\u72ec\u7acb\u78c1\u76d8\u5197\u4f59\u9635\u5217\uff09\u4f5c\u4e3a\u4e00\u79cd\u6210\u719f\u7684\u78c1\u76d8\u7ba1\u7406\u6280\u672f\uff0c\u51ed\u501f\u5176\u9ad8\u53ef\u7528\u6027\u548c\u7075\u6d3b\u6027\uff0c\u5df2\u6210\u4e3a\u90e8\u7f72\u9ad8\u6027\u80fd\u670d\u52a1\u5668\u548c\u6570\u636e\u4e2d\u5fc3\u65f6\u4e0d\u53ef\u6216\u7f3a\u7684\u91cd\u8981\u7ec4\u4ef6\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u5982<strong>\u9999\u6e2f\u670d\u52a1\u5668<\/strong>\u7b49\u9ad8\u8d1f\u8f7d\u73af\u5883\u3002<\/p>\n<h2>\u4ec0\u4e48\u662fRAID\uff1f<\/h2>\n<p>RAID\uff08Redundant Arrays of Independent Disks\uff09\u610f\u4e3a\u201c\u72ec\u7acb\u78c1\u76d8\u5197\u4f59\u9635\u5217\u201d\u3002\u5b83\u901a\u8fc7\u5c06\u591a\u5757\u786c\u76d8\u4ee5\u7279\u5b9a\u65b9\u5f0f\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5f62\u6210\u4e00\u4e2a\u903b\u8f91\u9a71\u52a8\u5668\uff0c\u4ece\u800c\u63d0\u5347\u6570\u636e\u5904\u7406\u6548\u7387\u53ca\u63d0\u4f9b\u5bb9\u9519\u673a\u5236\u3002\u5728RAID\u67b6\u6784\u4e0b\uff0c\u5373\u4f7f\u67d0\u4e2a\u786c\u76d8\u53d1\u751f\u6545\u969c\uff0c\u6574\u4f53\u7cfb\u7edf\u4ecd\u80fd\u4fdd\u6301\u7a33\u5b9a\u8fd0\u884c\uff0c\u4e0d\u4f1a\u9020\u6210\u6570\u636e\u4e22\u5931\u3002<\/p>\n<p>RAID\u4e0d\u4ec5\u80fd\u591f\u63d0\u9ad8\u78c1\u76d8\u8bfb\u5199\u7684\u5e76\u53d1\u80fd\u529b\uff0c\u4e5f\u80fd\u901a\u8fc7\u5197\u4f59\u673a\u5236\u6709\u6548\u589e\u5f3a\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u548c\u5bb9\u707e\u80fd\u529b\u3002<\/p>\n<h2>RAID\u7684\u5b9e\u73b0\u65b9\u5f0f<\/h2>\n<p>RAID\u7684\u90e8\u7f72\u65b9\u5f0f\u4e3b\u8981\u6709\u4ee5\u4e0b\u4e09\u79cd\uff1a<\/p>\n<ul>\n<li><strong>\u5916\u90e8RAID\u8bbe\u5907<\/strong>\uff1a\u901a\u8fc7\u4e13\u7528RAID\u63a7\u5236\u5361\u6216\u5916\u63a5\u5b58\u50a8\u8bbe\u5907\u5b9e\u73b0\uff0c\u9002\u5408\u4f01\u4e1a\u7ea7\u73af\u5883\u3002<\/li>\n<li><strong>\u4e3b\u677f\u96c6\u6210RAID<\/strong>\uff1a\u90e8\u5206\u670d\u52a1\u5668\u4e3b\u677f\u652f\u6301\u786c\u4ef6\u7ea7RAID\uff0c\u914d\u7f6e\u7075\u6d3b\u3002<\/li>\n<li><strong>\u8f6f\u4ef6RAID<\/strong>\uff1a\u901a\u8fc7\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u7684\u8f6f\u4ef6\u529f\u80fd\u5b9e\u73b0RAID\uff0c\u9002\u5408\u9884\u7b97\u6709\u9650\u4f46\u8ffd\u6c42\u5bb9\u9519\u7684\u5c0f\u578b\u7cfb\u7edf\u3002<\/li>\n<\/ul>\n<p>\u5bf9\u4e8e\u9700\u8981\u6784\u5efa\u9ad8\u6027\u80fd\u4e1a\u52a1\u7cfb\u7edf\u7684\u7528\u6237\uff0c\u9009\u62e9\u6027\u80fd\u4f18\u826f\u7684<strong>\u9999\u6e2f\u72ec\u7acb\u670d\u52a1\u5668<\/strong>\uff0c\u7ed3\u5408\u786c\u4ef6RAID\u65b9\u6848\uff0c\u53ef\u8fdb\u4e00\u6b65\u63d0\u5347\u5b58\u50a8\u6027\u80fd\u548c\u6570\u636e\u5b89\u5168\u6027\u3002<\/p>\n<h2>\u5e38\u89c1RAID\u7ea7\u522b\u53ca\u7279\u70b9<\/h2>\n<p>RAID\u6839\u636e\u6027\u80fd\u548c\u5bb9\u9519\u76ee\u6807\u7684\u4e0d\u540c\uff0c\u5206\u4e3a\u591a\u4e2a\u7ea7\u522b\uff0c\u4ee5\u4e0b\u662f\u51e0\u79cd\u5e38\u7528RAID\u7ea7\u522b\u7684\u89e3\u6790\uff1a<\/p>\n<h3>RAID 0\uff1a\u6027\u80fd\u81f3\u4e0a\uff0c\u65e0\u5bb9\u9519\u4fdd\u969c<\/h3>\n<p>RAID 0\u901a\u8fc7\u5c06\u6570\u636e\u5206\u5272\u5e76\u5e76\u884c\u5199\u5165\u591a\u4e2a\u786c\u76d8\uff0c\u4ece\u800c\u6781\u5927\u63d0\u5347\u8bfb\u5199\u6027\u80fd\u3002\u5176\u6700\u5927\u4f18\u52bf\u5728\u4e8e\u901f\u5ea6\u548c\u7a7a\u95f4\u5229\u7528\u7387\u9ad8\uff0c\u4f46\u7f3a\u70b9\u662f\u5b8c\u5168\u4e0d\u5177\u5907\u5bb9\u9519\u80fd\u529b\uff0c\u4e00\u65e6\u67d0\u5757\u78c1\u76d8\u635f\u574f\uff0c\u5168\u90e8\u6570\u636e\u5c06\u4e0d\u53ef\u6062\u590d\u3002\u9002\u5408\u975e\u5173\u952e\u573a\u666f\u6216\u7f13\u5b58\u7c7b\u670d\u52a1\u4f7f\u7528\uff0c\u81f3\u5c11\u9700\u89812\u5757\u78c1\u76d8\u3002<\/p>\n<h3>RAID 1\uff1a\u6570\u636e\u955c\u50cf\uff0c\u9ad8\u5ea6\u5bb9\u9519<\/h3>\n<p>RAID 1\u5c06\u6570\u636e\u5b8c\u6574\u5730\u590d\u5236\u5230\u53e6\u4e00\u5757\u786c\u76d8\uff0c\u5b9e\u73b0\u53cc\u4efd\u5b58\u50a8\u3002\u5373\u4fbf\u4e00\u5757\u78c1\u76d8\u6545\u969c\uff0c\u53e6\u4e00\u5757\u4ecd\u53ef\u4fdd\u6301\u4e1a\u52a1\u8fde\u7eed\u3002\u5176\u5bb9\u9519\u80fd\u529b\u5f3a\uff0c\u4f46\u78c1\u76d8\u5229\u7528\u7387\u4e3a50%\u3002\u9002\u7528\u4e8e\u8d22\u52a1\u7cfb\u7edf\u3001\u6570\u636e\u5e93\u7b49\u5bf9\u6570\u636e\u53ef\u9760\u6027\u8981\u6c42\u6781\u9ad8\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n<h3>RAID 5\uff1a\u5e73\u8861\u6027\u80fd\u4e0e\u5bb9\u9519\u7684\u9009\u62e9<\/h3>\n<p>RAID 5\u5f15\u5165\u5947\u5076\u6821\u9a8c\u673a\u5236\uff0c\u5c06\u6821\u9a8c\u4fe1\u606f\u5206\u5e03\u5728\u5404\u5757\u786c\u76d8\u4e2d\uff0c\u5373\u4fbf\u4e00\u5757\u78c1\u76d8\u635f\u574f\u4e5f\u80fd\u81ea\u52a8\u6062\u590d\u6570\u636e\u3002\u5176\u8bfb\u53d6\u6027\u80fd\u4f18\u5f02\uff0c\u4f46\u5199\u5165\u901f\u5ea6\u76f8\u5bf9\u4e00\u822c\u3002\u6700\u5c11\u9700\u89813\u5757\u786c\u76d8\uff0c\u9002\u5408\u4e2d\u5c0f\u578b\u4f01\u4e1a\u6784\u5efa<strong>\u9999\u6e2f\u4e91\u670d\u52a1\u5668<\/strong>\u96c6\u7fa4\u4f7f\u7528\u3002<\/p>\n<h3>RAID 10\uff08RAID 1+0\uff09\uff1a\u6027\u80fd\u4e0e\u5b89\u5168\u7684\u53cc\u91cd\u4fdd\u969c<\/h3>\n<p>RAID 10\u7ed3\u5408\u4e86RAID 1\u7684\u955c\u50cf\u4e0eRAID 0\u7684\u6570\u636e\u5206\u6761\uff0c\u65e2\u4fdd\u8bc1\u4e86\u9ad8\u6027\u80fd\uff0c\u4e5f\u62e5\u6709\u6781\u9ad8\u7684\u5bb9\u9519\u80fd\u529b\u3002\u78c1\u76d8\u5229\u7528\u7387\u4e3a50%\uff0c\u4f46\u7cfb\u7edf\u8fd0\u884c\u6548\u7387\u4e0e\u5b89\u5168\u6027\u517c\u5907\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u5e93\u3001\u865a\u62df\u5316\u7b49\u6838\u5fc3\u4e1a\u52a1\u573a\u666f\u3002<\/p>\n<h3>RAID 01\uff08RAID 0+1\uff09\uff1a\u7ed3\u6784\u7c7b\u4f3c\uff0c\u4f46\u5bb9\u9519\u6027\u7a0d\u900a<\/h3>\n<p>RAID 01\u5148\u8fdb\u884cRAID 0\u7684\u6027\u80fd\u63d0\u5347\uff0c\u518d\u901a\u8fc7\u955c\u50cf\u5b9e\u73b0\u5197\u4f59\uff0c\u5176\u5bb9\u9519\u80fd\u529b\u7565\u4f4e\u4e8eRAID 10\uff0c\u4f46\u5728\u90e8\u5206\u8bfb\u5bc6\u96c6\u578b\u5e94\u7528\u4e2d\u4e5f\u5177\u6709\u4f18\u52bf\u3002<\/p>\n<h2>RAID\u7ea7\u522b\u5bf9\u6bd4\u4e00\u89c8<\/h2>\n<table>\n<thead>\n<tr>\n<th>RAID\u7ea7\u522b<\/th>\n<th>\u5bb9\u9519\u80fd\u529b<\/th>\n<th>\u8bfb\u6027\u80fd<\/th>\n<th>\u5199\u6027\u80fd<\/th>\n<th>\u53ef\u7528\u7a7a\u95f4<\/th>\n<th>\u6700\u5c0f\u786c\u76d8\u6570<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>RAID 0<\/td>\n<td>\u65e0<\/td>\n<td>\u9ad8<\/td>\n<td>\u9ad8<\/td>\n<td>100%<\/td>\n<td>2\u5757\u4ee5\u4e0a<\/td>\n<\/tr>\n<tr>\n<td>RAID 1<\/td>\n<td>\u5f3a<\/td>\n<td>\u4e2d<\/td>\n<td>\u7565\u4f4e<\/td>\n<td>50%<\/td>\n<td>2\u5757\u4ee5\u4e0a<\/td>\n<\/tr>\n<tr>\n<td>RAID 5<\/td>\n<td>\u8f83\u5f3a<\/td>\n<td>\u9ad8<\/td>\n<td>\u4e2d<\/td>\n<td>(N-1)\/N<\/td>\n<td>3\u5757\u4ee5\u4e0a<\/td>\n<\/tr>\n<tr>\n<td>RAID 10<\/td>\n<td>\u6781\u5f3a<\/td>\n<td>\u9ad8<\/td>\n<td>\u9ad8<\/td>\n<td>50%<\/td>\n<td>4\u5757\u4ee5\u4e0a<\/td>\n<\/tr>\n<tr>\n<td>RAID 01<\/td>\n<td>\u5f3a<\/td>\n<td>\u4e2d<\/td>\n<td>\u4e2d<\/td>\n<td>50%<\/td>\n<td>4\u5757\u4ee5\u4e0a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u9009\u62e9RAID\u65f6\u7684\u5b9e\u7528\u5efa\u8bae<\/h2>\n<ul>\n<li>\u5bf9\u4e8e\u8ffd\u6c42\u9ad8IO\u6027\u80fd\u7684\u7cfb\u7edf\uff0cRAID 10\u662f\u9996\u9009\uff1b<\/li>\n<li>\u5bf9\u4e8e\u6210\u672c\u654f\u611f\u4f46\u8981\u6c42\u6570\u636e\u4e0d\u4e22\u5931\u7684\u7528\u6237\uff0c\u53ef\u9009RAID 5\uff1b<\/li>\n<li>\u975e\u5173\u952e\u6027\u4efb\u52a1\u53ef\u4f7f\u7528RAID 0\u63d0\u5347\u6027\u80fd\uff1b<\/li>\n<li>\u6bcf\u79cdRAID\u90e8\u7f72\u90fd\u5e94\u7ed3\u5408\u5b9e\u9645\u4e1a\u52a1\u9700\u6c42\u4e0e\u9884\u7b97\u8fdb\u884c\u6743\u8861\u3002<\/li>\n<\/ul>\n<p>\u5c24\u5176\u662f\u5728\u914d\u7f6e<strong>\u9999\u6e2fvps<\/strong>\u6216\u6784\u5efa\u6570\u636e\u5bc6\u96c6\u578b\u5e94\u7528\u65f6\uff0c\u5408\u7406\u9009\u62e9RAID\u7ea7\u522b\u80fd\u5927\u5e45\u63d0\u5347\u6574\u4f53\u7cfb\u7edf\u7a33\u5b9a\u6027\u4e0e\u6570\u636e\u5b89\u5168\u6027\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>RAID\u4e0d\u4ec5\u662f\u4e00\u79cd\u78c1\u76d8\u7ba1\u7406\u6280\u672f\uff0c\u66f4\u662f\u6784\u5efa\u9ad8\u53ef\u9760\u670d\u52a1\u5668\u57fa\u7840\u67b6\u6784\u7684\u91cd\u8981\u624b\u6bb5\u3002\u901a\u8fc7\u79d1\u5b66\u9009\u62e9RAID\u6a21\u5f0f\uff0c\u53ef\u4ee5\u517c\u987e\u8bfb\u5199\u6548\u7387\u3001\u78c1\u76d8\u5229\u7528\u7387\u4e0e\u5bb9\u9519\u80fd\u529b\u3002\u5728\u670d\u52a1\u5668\u90e8\u7f72\u8fc7\u7a0b\u4e2d\uff0c\u9009\u62e9\u5408\u9002\u7684RAID\u67b6\u6784\uff0c\u5e76\u7ed3\u5408\u9ad8\u6027\u80fd\u7684<strong>\u9999\u6e2f\u4e91\u670d\u52a1\u5668<\/strong>\uff0c\u80fd\u6709\u6548\u63d0\u5347\u4e1a\u52a1\u7cfb\u7edf\u7684\u8fde\u7eed\u6027\u4e0e\u6297\u98ce\u9669\u80fd\u529b\u3002\u82e5\u60a8\u6b63\u8003\u8651\u642d\u5efa\u4f01\u4e1a\u7ea7\u5b58\u50a8\u7cfb\u7edf\uff0c\u4e0d\u59a8\u9009\u62e9\u6211\u4eec <a href=\"https:\/\/server.hk\/\"><strong>\u9999\u6e2f\u72ec\u7acb\u670d\u52a1\u5668 <\/strong><\/a>\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u5728\u5f53\u4eca\u6570\u636e\u91cf\u65e5\u76ca\u589e\u957f\u7684\u65f6\u4ee3&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-203998","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203998","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=203998"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/203998\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=203998"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=203998"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=203998"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}