{"id":208504,"date":"2025-09-29T18:24:26","date_gmt":"2025-09-29T10:24:26","guid":{"rendered":"https:\/\/www.server.hk\/blog\/208504\/"},"modified":"2025-09-29T18:24:26","modified_gmt":"2025-09-29T10:24:26","slug":"vps-32","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208504\/","title":{"rendered":"\u9999\u6e2fVPS\u5b58\u50a8\u5347\u7ea7\uff1a\u6309\u9700\u6269\u5bb9\uff0c\u7545\u4eab\u65e0\u9650\u4e91\u76d8"},"content":{"rendered":"<p>\u5728\u4e91\u670d\u52a1\u4e0d\u65ad\u8d70\u5411\u7ec6\u5206\u5316\u548c\u6309\u9700\u5316\u7684\u4eca\u5929\uff0c\u5b58\u50a8\u4e0d\u518d\u662f\u201c\u4e70\u591a\u5c11\u7528\u591a\u5c11\u201d\u7684\u7b80\u5355\u8d44\u6e90\u5206\u914d\u95ee\u9898\uff0c\u800c\u662f\u76f4\u63a5\u5173\u7cfb\u5230\u5e94\u7528\u6027\u80fd\u3001\u6210\u672c\u63a7\u5236\u4e0e\u8fd0\u7ef4\u6548\u7387\u7684\u6838\u5fc3\u8981\u7d20\u3002\u7279\u522b\u662f\u9762\u5411\u4e9a\u592a\u5730\u533a\u7528\u6237\u7684\u9999\u6e2fVPS\uff0c\u5982\u4f55\u5b9e\u73b0\u5b58\u50a8\u6309\u9700\u6269\u5bb9\u3001\u4fdd\u969cIOPS\u4e0e\u5ef6\u8fdf\u5e76\u5b58\uff0c\u6210\u4e3a\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u4e0e\u5f00\u53d1\u8005\u5728\u67b6\u6784\u8bbe\u8ba1\u65f6\u5fc5\u987b\u8003\u8651\u7684\u91cd\u8981\u8bfe\u9898\u3002\u672c\u6587\u5c06\u4ece\u5e95\u5c42\u539f\u7406\u3001\u5178\u578b\u5e94\u7528\u573a\u666f\u3001\u4e0e\u5176\u5b83\u5730\u533a\uff08\u5982\u7f8e\u56fdVPS\/\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u65b9\u6848\u7684\u4f18\u52bf\u5bf9\u6bd4\uff0c\u4ee5\u53ca\u5b9e\u9645\u9009\u8d2d\u5efa\u8bae\u7b49\u65b9\u9762\uff0c\u8be6\u7ec6\u89e3\u6790\u9999\u6e2fVPS\u7684\u5b58\u50a8\u5347\u7ea7\u7b56\u7565\uff0c\u5e2e\u52a9\u4f60\u505a\u51fa\u66f4\u4e3a\u7cbe\u51c6\u7684\u51b3\u7b56\u3002<\/p>\n<h2>\u5b58\u50a8\u6309\u9700\u6269\u5bb9\u7684\u6838\u5fc3\u539f\u7406<\/h2>\n<p>\u5b9e\u73b0\u6309\u9700\u6269\u5bb9\u672c\u8d28\u4e0a\u6d89\u53ca\u4e09\u4e2a\u5c42\u9762\uff1a\u7269\u7406\u8d44\u6e90\u7684\u5f39\u6027\u5206\u914d\u3001\u865a\u62df\u5316\u5c42\u7684\u903b\u8f91\u7ba1\u7406\u4ee5\u53ca\u64cd\u4f5c\u7cfb\u7edf\/\u6587\u4ef6\u7cfb\u7edf\u7684\u5728\u7ebf\u4f38\u7f29\u80fd\u529b\u3002<\/p>\n<h3>\u7269\u7406\u4e0e\u5206\u5e03\u5f0f\u5b58\u50a8\u540e\u7aef<\/h3>\n<p>\u73b0\u4ee3\u4e91\u5e73\u53f0\u901a\u5e38\u91c7\u7528\u5206\u5e03\u5f0f\u5b58\u50a8\u96c6\u7fa4\uff08\u5982 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SSD\u6784\u5efa\u540e\u7aef\uff0c\u5e76\u7ed3\u5408\u7f13\u5b58\u5c42\uff08\u4f8b\u5982\u4f7f\u7528\u5206\u5e03\u5f0f\u7f13\u5b58\u6216\u672c\u5730NVMe\u4f5c\u4e3a\u8bfb\u5199cache\uff09\u6765\u964d\u4f4e\u5ef6\u8fdf\u3001\u63d0\u9ad8\u541e\u5410\u3002<\/p>\n<h3>\u865a\u62df\u5316\u4e0e\u5377\u7ba1\u7406<\/h3>\n<p>\u865a\u62df\u5316\u5c42\uff08\u5982KVM+qemu\uff09\u901a\u8fc7\u683c\u5f0f\u5316\u78c1\u76d8\u955c\u50cf\uff08raw\u3001qcow2\u7b49\uff09\u6216\u76f4\u63a5\u6302\u8f7d\u5757\u8bbe\u5907\u5b9e\u73b0\u865a\u62df\u78c1\u76d8\u7684\u52a8\u6001\u6269\u5bb9\u3002\u5e38\u89c1\u6280\u672f\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>LVM\uff08Logical Volume Manager\uff09<\/strong>\uff1a\u5728\u5bbf\u4e3b\u673a\u6216guest OS\u5185\u90e8\u4f7f\u7528LV\u6269\u5c55\u903b\u8f91\u5377\uff0c\u4fbf\u4e8e\u5728\u7ebf\u6269\u5bb9\u4e0e\u5feb\u7167\u7ba1\u7406\uff1b<\/li>\n<li><strong>Thin Provisioning<\/strong>\uff1a\u901a\u8fc7\u7a00\u758f\u5206\u914d\u673a\u5236\u4ec5\u5728\u5199\u5165\u65f6\u5360\u7528\u7269\u7406\u7a7a\u95f4\uff0c\u63d0\u5347\u7a7a\u95f4\u5229\u7528\u7387\uff1b<\/li>\n<li><strong>Block Storage API<\/strong>\uff1a\u4e91\u670d\u52a1\u63d0\u4f9b\u6309\u5377\uff08volume\uff09\u6302\u8f7d\u3001\u6269\u5bb9\u4e0e\u5feb\u7167\u7684API\uff0c\u652f\u6301\u70ed\u6269\u5bb9\u5e76\u901a\u77e5guest\u8fdb\u884c\u6587\u4ef6\u7cfb\u7edf\u6269\u5c55\u3002<\/li>\n<\/ul>\n<h3>\u64cd\u4f5c\u7cfb\u7edf\u4e0e\u6587\u4ef6\u7cfb\u7edf\u7684\u5728\u7ebf\u6269\u5c55<\/h3>\n<p>\u5b58\u50a8\u6269\u5bb9\u6700\u7ec8\u8981\u5728\u64cd\u4f5c\u7cfb\u7edf\u5c42\u9762\u4f53\u73b0\uff0c\u5e38\u7528\u505a\u6cd5\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6269\u5c55\u5206\u533a\u5e76\u4f7f\u7528 resize2fs\uff08ext4\uff09\u6216 xfs_growfs\uff08XFS\uff09\u5728\u7ebf\u6269\u5927\u6587\u4ef6\u7cfb\u7edf\uff1b<\/li>\n<li>\u5728\u4f7f\u7528LVM\u573a\u666f\u4e0b\uff0c\u5148\u6269\u5c55\u7269\u7406\u5377\uff08pvresize\uff09\uff0c\u518d\u6269\u5c55\u903b\u8f91\u5377\uff08lvextend\uff09\uff0c\u6700\u540e\u6269\u5c55\u6587\u4ef6\u7cfb\u7edf\uff1b<\/li>\n<li>\u4f7f\u7528\u5206\u533a\u8868\u5de5\u5177\uff08parted\uff09\u8c03\u6574\u5206\u533a\u8fb9\u754c\u5e76\u5728\u7ebf\u751f\u6548\uff08\u9488\u5bf9\u652f\u6301\u5728\u7ebf\u91cd\u8bfb\u5206\u533a\u8868\u7684\u5185\u6838\uff09\u3002<\/li>\n<\/ul>\n<p>\u4e00\u4e2a\u6210\u719f\u7684\u6309\u9700\u6269\u5bb9\u6d41\u7a0b\u901a\u5e38\u662f\uff1a\u901a\u8fc7\u63a7\u5236\u9762\u677f\u6216API\u89e6\u53d1\u6269\u5bb9 \u2192 \u540e\u7aef\u5b58\u50a8\u7cfb\u7edf\u5206\u914d\u903b\u8f91\u5377\u6216\u6269\u5c55\u955c\u50cf \u2192 \u4e91\u5e73\u53f0\u901a\u77e5VPS\u6216\u901a\u8fc7cloud-init\/agent\u81ea\u52a8\u6267\u884c\u6587\u4ef6\u7cfb\u7edf\u4f38\u7f29\u6b65\u9aa4\u3002<\/p>\n<h2>\u5178\u578b\u5e94\u7528\u573a\u666f\u4e0e\u7b56\u7565\u5efa\u8bae<\/h2>\n<p>\u4e0d\u540c\u4e1a\u52a1\u5bf9\u5b58\u50a8\u7684\u9700\u6c42\u5dee\u5f02\u5f88\u5927\uff0c\u5408\u7406\u5339\u914d\u573a\u666f\u4e0e\u5b58\u50a8\u7b56\u7565\u80fd\u663e\u8457\u964d\u4f4e\u6210\u672c\u5e76\u63d0\u5347\u4f53\u9a8c\u3002<\/p>\n<h3>\u7f51\u7ad9\/\u5185\u5bb9\u7ba1\u7406\u7cfb\u7edf\uff08CMS\uff09<\/h3>\n<ul>\n<li>\u573a\u666f\u7279\u70b9\uff1a\u4e2d\u5c0f\u578b\u7ad9\u70b9\u8bfb\u591a\u5199\u5c11\uff0c\u7a81\u53d1\u6d41\u91cf\u65f6\u6587\u4ef6\u8bf7\u6c42\u5bc6\u96c6\u3002<\/li>\n<li>\u5efa\u8bae\uff1a\u4f7f\u7528\u5e26\u6709CDN+\u5bf9\u8c61\u5b58\u50a8\u7684\u67b6\u6784\uff0c\u5c06\u9759\u6001\u8d44\u6e90\uff08\u56fe\u7247\u3001\u89c6\u9891\uff09\u653e\u5728\u5bf9\u8c61\u5b58\u50a8\u6216\u4e91\u76d8\u4e0a\uff0c\u4e3b\u5e93\u548c\u5e94\u7528\u4f7f\u7528\u9ad8IOPS\u7684\u5c0f\u76d8\u6216\u672c\u5730\u7f13\u5b58\u4ee5\u964d\u4f4e\u5ef6\u8fdf\u3002<\/li>\n<\/ul>\n<h3>\u6570\u636e\u5e93\u4e0e\u4e8b\u52a1\u578b\u5e94\u7528<\/h3>\n<ul>\n<li>\u573a\u666f\u7279\u70b9\uff1a\u5bf9IOPS\u548c\u4e00\u81f4\u6027\u8981\u6c42\u9ad8\uff0c\u5199\u5ef6\u8fdf\u654f\u611f\u3002<\/li>\n<li>\u5efa\u8bae\uff1a\u9009\u62e9\u4f01\u4e1a\u7ea7NVMe-backed\u5377\u3001\u5f00\u542f\u5199\u5165\u76f4\u5199\uff08\u907f\u514d\u8fc7\u591a\u5199\u56de\u7f13\u5b58\u5e26\u6765\u7684\u98ce\u9669\uff09\uff0c\u5e76\u914d\u7f6eRAID\u6216\u526f\u672c\uff1b\u540c\u65f6\u901a\u8fc7\u5206\u5e93\u5206\u8868\u3001\u8bfb\u5199\u5206\u79bb\u4e0e\u5907\u4efd\u7b56\u7565\u63d0\u5347\u53ef\u9760\u6027\u3002<\/li>\n<\/ul>\n<h3>\u5907\u4efd\u4e0e\u5f52\u6863\u3001\u5927\u5bb9\u91cf\u5bf9\u8c61\u5b58\u50a8<\/h3>\n<ul>\n<li>\u573a\u666f\u7279\u70b9\uff1a\u5bb9\u91cf\u9700\u6c42\u5927\uff0c\u4f46\u5355\u6587\u4ef6IOPS\u8981\u6c42\u4f4e\uff0c\u8ffd\u6c42\u6210\u672c\u6548\u7387\u3002<\/li>\n<li>\u5efa\u8bae\uff1a\u4f7f\u7528\u652f\u6301\u7ea0\u5220\u7801\u7684\u5bf9\u8c61\u5b58\u50a8\u6216\u4f4e\u6210\u672c\u51b7\u5b58\u50a8\uff0c\u5b9e\u73b0\u6309\u91cf\u4ed8\u8d39\u4e0e\u751f\u547d\u5468\u671f\u7ba1\u7406\uff08\u70ed\u2192\u51b7\u2192\u5f52\u6863\uff09\u3002<\/li>\n<\/ul>\n<h3>CI\/CD\u3001\u5bb9\u5668\u955c\u50cf\u4e0e\u4e34\u65f6\u8ba1\u7b97\u4efb\u52a1<\/h3>\n<ul>\n<li>\u573a\u666f\u7279\u70b9\uff1a\u77ed\u65f6\u9ad8IO\u9700\u6c42\u3001\u9700\u8981\u5feb\u901f\u521b\u5efa\u4e0e\u9500\u6bc1\u73af\u5883\u3002<\/li>\n<li>\u5efa\u8bae\uff1a\u4f7f\u7528\u5feb\u7167\u4e0e\u514b\u9686\u80fd\u529b\uff08\u57fa\u4e8e\u5171\u4eab\u5757\u8bbe\u5907\u7684\u5feb\u7167\uff09\uff0c\u7ed3\u5408\u672c\u5730NVMe\u4f5c\u4e3a\u7f13\u5b58\u6765\u63d0\u9ad8\u6784\u5efa\u901f\u5ea6\u4e0e\u5e76\u53d1\u541e\u5410\u3002<\/li>\n<\/ul>\n<h2>\u4e0e\u7f8e\u56fdVPS\/\u7f8e\u56fd\u670d\u52a1\u5668\u7b49\u65b9\u6848\u7684\u4f18\u52bf\u5bf9\u6bd4<\/h2>\n<p>\u5728\u9009\u62e9\u9999\u6e2fVPS\u4e0e\u7f8e\u56fdVPS\/\u7f8e\u56fd\u670d\u52a1\u5668\u65f6\uff0c\u7f51\u7edc\u5ef6\u8fdf\u3001\u5408\u89c4\u6027\u548c\u8bbf\u95ee\u901f\u5ea6\u662f\u5173\u952e\u5dee\u5f02\u3002<\/p>\n<ul>\n<li><strong>\u7f51\u7edc\u5ef6\u8fdf\u4e0e\u7528\u6237\u4f53\u9a8c<\/strong>\uff1a\u5bf9\u4e8e\u9762\u5411\u4e2d\u56fd\u5927\u9646\u548c\u4e1c\u5357\u4e9a\u7528\u6237\u7684\u4e1a\u52a1\uff0c\u9999\u6e2f\u670d\u52a1\u5668\u901a\u5e38\u5177\u6709\u66f4\u4f4e\u7684\u7f51\u7edc\u5ef6\u8fdf\u4e0e\u66f4\u7a33\u5b9a\u7684\u7ebf\u8def\uff0c\u5c24\u5176\u662f\u5bf9\u5b9e\u65f6\u4ea4\u4e92\u6216\u5927\u6d41\u91cf\u7ad9\u70b9\u66f4\u53cb\u597d\u3002\u800c\u7f8e\u56fdVPS\u66f4\u9002\u5408\u9762\u5411\u7f8e\u6d32\u6216\u5168\u7403\u5206\u53d1\u7b56\u7565\u7684\u5e94\u7528\u3002<\/li>\n<li><strong>\u5408\u89c4\u4e0e\u6570\u636e\u4e3b\u6743<\/strong>\uff1a\u9999\u6e2f\u5728\u90e8\u5206\u5408\u89c4\u8981\u6c42\u4e0b\u5bf9\u8de8\u5883\u6570\u636e\u4f20\u8f93\u6709\u4e0d\u540c\u7684\u4fbf\u5229\u6027\u4e0e\u9650\u5236\uff0c\u4f01\u4e1a\u9700\u6839\u636e\u4e1a\u52a1\u5408\u89c4\u9700\u6c42\u9009\u62e9\u5408\u9002\u8282\u70b9\u3002<\/li>\n<li><strong>\u6210\u672c\u4e0e\u6269\u5c55\u6027<\/strong>\uff1a\u7f8e\u56fd\u6570\u636e\u4e2d\u5fc3\u5728\u4e91\u8d44\u6e90\u591a\u6837\u6027\u4e0e\u4ef7\u683c\u7ade\u4e89\u4e0a\u6709\u4f18\u52bf\uff0c\u4f46\u8de8\u6d0b\u5e26\u5bbd\u6210\u672c\u548c\u5ef6\u8fdf\u662f\u6298\u8877\u70b9\u3002\u9999\u6e2fVPS\u63d0\u4f9b\u5546\u82e5\u5728\u5b58\u50a8\u67b6\u6784\u4e0a\u652f\u6301\u6309\u9700\u6269\u5bb9\u4e0e\u9ad8IOPS\u9009\u9879\uff0c\u5219\u53ef\u4ee5\u5728\u4e9a\u592a\u533a\u57df\u83b7\u5f97\u66f4\u4f18\u7684\u6027\u4ef7\u6bd4\u3002<\/li>\n<\/ul>\n<h2>\u5b58\u50a8\u5347\u7ea7\u6280\u672f\u7ec6\u8282\u4e0e\u6027\u80fd\u6307\u6807\u89e3\u8bfb<\/h2>\n<p>\u9009\u8d2d\u6216\u5347\u7ea7\u5b58\u50a8\u65f6\uff0c\u7406\u89e3\u5173\u952e\u6027\u80fd\u6307\u6807\uff08KPI\uff09\u4e0e\u5e95\u5c42\u5b9e\u73b0\u975e\u5e38\u91cd\u8981\uff0c\u4ee5\u4e0b\u5217\u51fa\u5e38\u89c1\u7684\u6280\u672f\u70b9\u4e0e\u89e3\u8bfb\u3002<\/p>\n<h3>IOPS\u3001\u541e\u5410\uff08MB\/s\uff09\u4e0e\u5ef6\u8fdf\uff08ms\uff09<\/h3>\n<ul>\n<li>IOPS\u8861\u91cf\u7684\u662f\u6bcf\u79d2\u968f\u673aIO\u8bf7\u6c42\u6570\u91cf\uff0c\u5bf9\u4e8e\u6570\u636e\u5e93\u7c7b\u548c\u5c0f\u6587\u4ef6\u9891\u7e41\u8bfb\u5199\u573a\u666f\u5c24\u4e3a\u91cd\u8981\uff1b<\/li>\n<li>\u541e\u5410\u9002\u7528\u4e8e\u5927\u987a\u5e8f\u8bfb\u5199\u573a\u666f\uff0c\u5982\u89c6\u9891\u4f20\u8f93\u3001\u5907\u4efd\uff1b<\/li>\n<li>\u5ef6\u8fdf\u5219\u76f4\u63a5\u5f71\u54cd\u7528\u6237\u611f\u77e5\u4f53\u9a8c\uff0c\u5c0f\u4e8e1ms\u7684\u672c\u5730NVMe\uff0c2-8ms\u7684\u4f01\u4e1aSSD\uff0c\u4ee5\u53ca\u66f4\u9ad8\u7684\u4e91\u5757\u5b58\u50a8\u5ef6\u8fdf\u4ee3\u8868\u7740\u4e0d\u540c\u7684\u5e94\u7528\u9002\u914d\u4fa7\u91cd\u70b9\u3002<\/li>\n<\/ul>\n<h3>\u6301\u4e45\u6027\u7b56\u7565\uff1a\u526f\u672c vs \u7ea0\u5220\u7801<\/h3>\n<ul>\n<li>\u526f\u672c\uff08Replication\uff09\u63d0\u4f9b\u66f4\u5feb\u7684\u6062\u590d\u4e0e\u66f4\u7b80\u5355\u7684\u4e00\u81f4\u6027\u4fdd\u8bc1\uff0c\u4f46\u5b58\u50a8\u5f00\u9500\u9ad8\uff1b<\/li>\n<li>\u7ea0\u5220\u7801\uff08Erasure Coding\uff09\u5728\u5bb9\u91cf\u6548\u7387\u4e0a\u66f4\u4f18\uff0c\u9002\u5408\u51b7\/\u5f52\u6863\u573a\u666f\uff0c\u4f46\u91cd\u5efa\u6210\u672c\u4e0e\u5ef6\u8fdf\u8f83\u9ad8\u3002<\/li>\n<\/ul>\n<h3>\u5feb\u7167\u4e0e\u5907\u4efd\u7b56\u7565<\/h3>\n<ul>\n<li>\u57fa\u4e8e\u5757\u7684\u5feb\u7167\u901a\u5e38\u662f\u5199\u65f6\u590d\u5236\uff08COW\uff09\u5b9e\u73b0\uff0c\u5feb\u7167\u5f00\u9500\u5c0f\uff0c\u4f46\u5927\u91cf\u5feb\u7167\u53ef\u80fd\u4f1a\u5f71\u54cd\u8bfb\u6027\u80fd\uff1b<\/li>\n<li>\u5907\u4efd\u5e94\u652f\u6301\u81ea\u52a8\u5316\u7b56\u7565\uff08\u589e\u91cf\/\u5dee\u5f02\u5907\u4efd\uff09\u3001\u8de8\u533a\u57df\u590d\u5236\u4ee5\u9632\u6b62\u5355\u70b9\u6570\u636e\u4e2d\u5fc3\u707e\u96be\u3002<\/li>\n<\/ul>\n<h3>\u5b89\u5168\u4e0e\u52a0\u5bc6<\/h3>\n<ul>\n<li>\u652f\u6301\u78c1\u76d8\u52a0\u5bc6\uff08LUKS\u3001encrypt at rest\uff09\u4ee5\u6ee1\u8db3\u4f01\u4e1a\u5408\u89c4\u9700\u6c42\uff1b<\/li>\n<li>\u4f20\u8f93\u52a0\u5bc6\uff08iSCSI\/HTTPS\/TLS\uff09\u4fdd\u62a4\u8de8\u8282\u70b9\u6570\u636e\u590d\u5236\u5b89\u5168\u3002<\/li>\n<\/ul>\n<h2>\u9009\u8d2d\u5efa\u8bae\uff1a\u5982\u4f55\u4e3a\u4e1a\u52a1\u6311\u9009\u5408\u9002\u7684\u9999\u6e2fVPS\u5b58\u50a8\u5347\u7ea7\u65b9\u6848<\/h2>\n<p>\u4e0b\u9762\u7ed9\u51fa\u4e00\u5957\u5b9e\u7528\u7684\u8bc4\u4f30\u6d41\u7a0b\uff0c\u5e2e\u52a9\u4f60\u5728\u9762\u5bf9\u4e0d\u540c\u4f9b\u5e94\u5546\u4e0e\u914d\u7f6e\u65f6\u505a\u51fa\u5408\u7406\u5224\u65ad\u3002<\/p>\n<ul>\n<li><strong>\u660e\u786eIO\u7279\u6027\uff1a<\/strong>\u7edf\u8ba1\u5f53\u524d\u8d1f\u8f7d\u7684\u8bfb\u5199\u6bd4\u4f8b\u3001IOPS\u5206\u5e03\u3001\u4ee5\u53ca\u5cf0\u503c\u884c\u4e3a\u3002\u6570\u636e\u5e93\u4e0e\u4ea4\u6613\u578b\u5e94\u7528\u4f18\u5148\u5173\u6ce8IOPS\u4e0e\u5ef6\u8fdf\uff0c\u800c\u5927\u5bf9\u8c61\u5b58\u50a8\u66f4\u5173\u6ce8\u541e\u5410\u4e0e\u6210\u672c\u3002<\/li>\n<li><strong>\u9009\u62e9\u5408\u9002\u7684\u4ecb\u8d28\uff1a<\/strong>\u5bf9\u5ef6\u8fdf\u654f\u611f\u7684\u670d\u52a1\u9009\u62e9NVMe\u6216\u4f01\u4e1aSSD\uff1b\u5bf9\u6210\u672c\u654f\u611f\u7684\u5927\u5bb9\u91cf\u573a\u666f\u9009\u62e9\u9ad8\u5bc6\u5ea6SATA+\u7ea0\u5220\u7801\u3002<\/li>\n<li><strong>\u8bc4\u4f30\u5f39\u6027\u6269\u5bb9\u80fd\u529b\uff1a<\/strong>\u786e\u8ba4\u4e91\u5e73\u53f0\u662f\u5426\u652f\u6301\u70ed\u6269\u5bb9\u3001API\u9a71\u52a8\u7684\u5377\u6269\u5c55\u4e0e\u81ea\u52a8\u5316\u6587\u4ef6\u7cfb\u7edf\u4f38\u7f29\u6d41\u7a0b\uff08\u4f8b\u5982cloud-init\u6216agent\u81ea\u52a8\u6267\u884cresize\uff09\u3002<\/li>\n<li><strong>\u5173\u6ce8SLA\u4e0e\u76d1\u63a7\uff1a<\/strong>\u67e5\u770bIOPS\/\u5e26\u5bbd\u627f\u8bfa\u3001\u53ef\u7528\u6027SLA\uff0c\u5e76\u786e\u8ba4\u662f\u5426\u63d0\u4f9b\u7ec6\u7c92\u5ea6\u76d1\u63a7\uff08\u5ef6\u8fdf\u3001\u541e\u5410\u3001\u961f\u5217\u6df1\u5ea6\uff09\u548c\u544a\u8b66\u3002<\/li>\n<li><strong>\u6570\u636e\u4fdd\u62a4\u7b56\u7565\uff1a<\/strong>\u8bc4\u4f30\u5feb\u7167\u9891\u7387\u3001\u5907\u4efd\u4fdd\u7559\u7b56\u7565\u4e0e\u8de8\u533a\u590d\u5236\u80fd\u529b\uff0c\u4ee5\u53ca\u52a0\u5bc6\u4e0e\u6743\u9650\u63a7\u5236\u673a\u5236\u3002<\/li>\n<li><strong>\u6210\u672c\u6d4b\u7b97\uff1a<\/strong>\u4e0d\u8981\u53ea\u770bGB\/\u6708\u7684\u4ef7\u683c\uff0c\u8fd8\u8981\u8ba1\u7b97IOPS\u8ba1\u8d39\u3001\u5feb\u7167\u4e0e\u5907\u4efd\u8d39\u7528\uff0c\u4ee5\u53ca\u8de8\u533a\u6d41\u91cf\u6210\u672c\u3002<\/li>\n<\/ul>\n<p>\u5bf9\u4e8e\u4e00\u4e9b\u6df7\u5408\u9700\u6c42\u7684\u573a\u666f\uff0c\u53ef\u4ee5\u91c7\u7528\u5206\u5c42\u5b58\u50a8\u7b56\u7565\uff1a\u5c06\u70ed\u6570\u636e\u653e\u5728\u9ad8IOPS\u5377\uff08NVMe\uff09\uff0c\u51b7\u6570\u636e\u653e\u5728\u5bf9\u8c61\u6216\u7ea0\u5220\u7801\u5377\uff0c\u5229\u7528\u751f\u547d\u5468\u671f\u7ba1\u7406\u81ea\u52a8\u8fc1\u79fb\uff0c\u8fbe\u5230\u6027\u80fd\u4e0e\u6210\u672c\u7684\u5e73\u8861\u3002<\/p>\n<h2>\u5b9e\u8df5\u63d0\u793a\u4e0e\u5e38\u89c1\u95ee\u9898<\/h2>\n<ul>\n<li>\u5728\u7ebf\u6269\u5bb9\u540e\u8bb0\u5f97\u5728Guest 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