{"id":33143,"date":"2026-06-08T16:32:02","date_gmt":"2026-06-08T08:32:02","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/how-nvme-ssds-can-reduce-database-query-times\/"},"modified":"2026-06-08T16:39:18","modified_gmt":"2026-06-08T08:39:18","slug":"how-nvme-ssds-can-reduce-database-query-times","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/blog\/how-nvme-ssds-can-reduce-database-query-times\/","title":{"rendered":"NVMe SSD \u5982\u4f55\u51cf\u5c11\u6570\u636e\u5e93\u67e5\u8be2\u65f6\u95f4"},"content":{"rendered":"<style>\n    table, th, td {\n        border: 1px solid black;\n        border-collapse: collapse;\n    }\n<\/style>\n<p>\u5f53\u4f60\u4f7f\u7528 <a target=\"_blank\" href=\"https:\/\/www.varidata.com\/zh-cn\/blog\/amd-epyc-genoa-nvme-ai-trainings-golden-combo\/\">NVMe SSD<\/a> \u65f6\uff0c\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u6570\u636e\u5e93\u67e5\u8be2\u65f6\u95f4\uff0c\u5c24\u5176\u662f\u7ed3\u5408\u9ad8\u6027\u80fd\u7684<a target=\"_blank\" href=\"https:\/\/www.varidata.com\/zh-cn\/server\/hk\/cn2\/\">\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528<\/a>\u3002\u5b58\u50a8\u901f\u5ea6\u548c\u5ef6\u8fdf\u51b3\u5b9a\u4e86\u6570\u636e\u5e93\u54cd\u5e94\u7528\u6237\u8bf7\u6c42\u7684\u901f\u5ea6\u3002NVMe \u786c\u76d8\u4ee5\u5fae\u79d2\u7ea7\u5ef6\u8fdf\u8fd0\u884c\uff0c\u800c SATA \u786c\u76d8\u901a\u5e38\u9700\u8981\u6beb\u79d2\u7ea7\u5ef6\u8fdf\u3002\u8fd9\u79cd\u901f\u5ea6\u5dee\u5f02\u610f\u5473\u7740\u4f60\u53ef\u4ee5\u66f4\u5feb\u5730\u8bbf\u95ee\u6570\u636e\u3002\u8bf7\u67e5\u770b\u4e0b\u8868\u4ee5\u83b7\u5f97\u66f4\u76f4\u89c2\u7684\u5bf9\u6bd4\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5b58\u50a8\u7c7b\u578b<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u4e8b\u52a1\u901f\u7387\uff08TPS\uff09<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>HDD<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>150\u2013300<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>SATA SSD<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>3,000\u20136,000<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>NVMe<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>15,000\u201330,000<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4f5c\u4e3a\u4e00\u540d IT \u4e13\u4e1a\u4eba\u5458\u6216 DBA\uff0c\u4f7f\u7528 NVMe \u540e\uff0c\u4f60\u53ef\u4ee5\u83b7\u5f97\u66f4\u5feb\u7684\u7ed3\u679c\u548c\u66f4\u6d41\u7545\u7684\u65e5\u5e38\u8fd0\u7ef4\u4f53\u9a8c\u3002<\/p>\n<h2>\u5173\u952e\u8981\u70b9<\/h2>\n<ul>\n<li>\n<p>NVMe SSD \u80fd\u663e\u8457\u964d\u4f4e\u6570\u636e\u5e93\u67e5\u8be2\u65f6\u95f4\uff0c\u76f8\u6bd4\u4f20\u7edf\u5b58\u50a8\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b 20\u201350 \u500d\u7684\u901f\u5ea6\u63d0\u5347\u3002<\/p>\n<\/li>\n<li>\n<p>\u66f4\u4f4e\u7684\u5ef6\u8fdf\u4e0e\u66f4\u9ad8\u7684\u541e\u5410\u91cf\uff0c\u4f7f NVMe \u80fd\u591f\u540c\u65f6\u5904\u7406\u66f4\u591a\u67e5\u8be2\uff0c\u4ece\u800c\u63d0\u5347\u6574\u4f53\u6570\u636e\u5e93\u6027\u80fd\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528 NVMe SSD \u53ef\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u964d\u4f4e IOPS \u74f6\u9888\u98ce\u9669\uff0c\u5728\u6570\u636e\u9700\u6c42\u4e0d\u65ad\u589e\u957f\u65f6\u4ecd\u80fd\u4fdd\u6301\u7a33\u5b9a\u6027\u80fd\u3002<\/p>\n<\/li>\n<li>\n<p>NVMe \u67b6\u6784\u652f\u6301\u5927\u89c4\u6a21\u5e76\u884c\u8bbf\u95ee\uff0c\u4e3a\u589e\u957f\u4e2d\u7684\u6570\u636e\u5e93\u9700\u6c42\u63d0\u4f9b\u9ad8\u6548\u7684\u5e76\u53d1\u8bbf\u95ee\u4e0e\u53ef\u6269\u5c55\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>\u90e8\u7f72 NVMe SSD \u63d0\u5347\u4e86\u6570\u636e\u5b8c\u6574\u6027\u4e0e\u53ef\u9760\u6027\uff0c\u975e\u5e38\u9002\u5408\u5173\u952e\u4efb\u52a1\u578b\u6570\u636e\u5e93\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>NVMe \u5b58\u50a8 vs. \u4f20\u7edf\u5b58\u50a8<\/h2>\n<h3>NVMe SSD \u7684\u67b6\u6784<\/h3>\n<p>\u5c06 NVMe \u5b58\u50a8\u4e0e\u4f20\u7edf SATA \u6216 HDD \u65b9\u6848\u8fdb\u884c\u5bf9\u6bd4\u65f6\uff0c\u4f60\u4f1a\u770b\u5230\u660e\u663e\u5dee\u5f02\u3002NVMe SSD \u4f7f\u7528\u975e\u6613\u5931\u6027\u5b58\u50a8\u5668\u6807\u51c6\u534f\u8bae\uff08Non-Volatile Memory Express\uff09\uff0c\u5e76\u76f4\u63a5\u8fde\u63a5\u81f3 PCIe \u603b\u7ebf\u3002\u8fd9\u4e00\u8bbe\u8ba1\u4f7f\u4f60\u80fd\u591f\u4ee5\u66f4\u9ad8\u7684\u901f\u5ea6\u8bbf\u95ee\u6570\u636e\u3002SATA SSD \u4f9d\u8d56\u8f83\u8001\u7684 SATA \u63a5\u53e3\uff0c\u4f1a\u9650\u5236\u5e26\u5bbd\uff0c\u5e76\u5728\u91cd\u8d1f\u8f7d\u6570\u636e\u5e93\u573a\u666f\u4e2d\u62d6\u6162\u6027\u80fd\u3002NVMe \u6700\u591a\u652f\u6301 65,535 \u4e2a\u5e76\u884c\u961f\u5217\uff0c\u800c SATA \u4ec5\u652f\u6301\u5355\u961f\u5217\u4e14\u53ea\u6709 32 \u6761\u547d\u4ee4\u3002\u8fd9\u610f\u5473\u7740 NVMe SSD \u80fd\u540c\u65f6\u5904\u7406\u591a\u4e2a\u8bf7\u6c42\uff0c\u4ece\u800c\u8ba9\u6570\u636e\u5e93\u83b7\u5f97\u66f4\u5feb\u7684\u54cd\u5e94\u65f6\u95f4\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6307\u6807<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>SATA \u786c\u76d8<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>NVMe SSD<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5ef6\u8fdf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6beb\u79d2\u7ea7<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5fae\u79d2\u7ea7<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>IOPS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8f83\u4f4e<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5927\u5e45\u66f4\u9ad8<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u968f\u673a\u8bbf\u95ee<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8868\u73b0\u5403\u529b<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8868\u73b0\u5353\u8d8a<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u987a\u5e8f\u541e\u5410\u91cf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5c1a\u53ef<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u9ad8\u51fa\u8bb8\u591a<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3>\u5ef6\u8fdf\u4e0e\u541e\u5410\u91cf<\/h3>\n<p>\u91c7\u7528 NVMe \u5b58\u50a8\u540e\uff0c\u4f60\u4f1a\u4f53\u9a8c\u5230\u663e\u8457\u964d\u4f4e\u7684\u5ef6\u8fdf\u4e0e\u66f4\u9ad8\u7684\u541e\u5410\u91cf\u3002NVMe \u5c06\u5355\u6b21 I\/O \u64cd\u4f5c\u7684\u5f00\u9500\u4ece\u7ea6 125 \u5fae\u79d2\u964d\u4f4e\u5230\u7ea6 10 \u5fae\u79d2\u3002\u968f\u673a\u8bfb\u53d6\u5ef6\u8fdf\u53ef\u964d\u81f3 90 \u5fae\u79d2\uff0c\u800c SATA SSD \u7ea6\u4e3a 0.5 \u6beb\u79d2\uff0cHDD \u7ea6\u4e3a 5.3 \u6beb\u79d2\u3002NVMe Gen3 x4 \u5728\u771f\u5b9e\u573a\u666f\u4e2d\u53ef\u63d0\u4f9b\u7ea6 3,200 MB\/s \u7684\u541e\u5410\uff0c\u800c SATA III \u7684\u4e0a\u9650\u7ea6\u4e3a 550 MB\/s\u3002\u8fd9\u79cd\u6027\u80fd\u63d0\u5347\u8ba9\u6570\u636e\u5e93\u5728\u76f8\u540c\u65f6\u95f4\u5185\u5904\u7406\u66f4\u591a\u67e5\u8be2\u3002<\/p>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u4e0e SATA \u76f8\u6bd4\uff0cNVMe \u5b58\u50a8\u53ef\u4ee5\u5c06\u5c3e\u5ef6\u8fdf\u964d\u4f4e\u591a\u8fbe 10 \u500d\uff0c\u4f7f\u4f60\u7684\u6570\u636e\u5e93\u5373\u4fbf\u5728\u9ad8\u5cf0\u6d41\u91cf\u65f6\u6bb5\u4e5f\u80fd\u4fdd\u6301\u54cd\u5e94\u8fc5\u901f\u3002<\/p>\n<\/blockquote>\n<h3>\u6570\u636e\u5e93 IOPS \u4e0e\u74f6\u9888<\/h3>\n<p>\u4f7f\u7528 NVMe SSD \u53ef\u4ee5\u5e2e\u52a9\u4f60\u907f\u514d\u5e38\u89c1\u7684\u6570\u636e\u5e93\u6027\u80fd\u74f6\u9888\u3002NVMe SSD \u7684 IOPS \u9ad8\u8fbe\u7ea6 750,000\uff0c\u800c SATA SSD \u7ea6\u4e3a 70,000 IOPS\uff0cHDD \u4ec5\u7ea6 190 IOPS\u3002\u5982\u6b64\u9ad8\u7684 IOPS \u610f\u5473\u7740\u6570\u636e\u5e93\u53ef\u4ee5\u5e76\u884c\u5904\u7406\u5927\u91cf\u64cd\u4f5c\u800c\u4e0d\u51fa\u73b0\u660e\u663e\u53d8\u6162\u3002NVMe \u7684\u67b6\u6784\u5f3a\u5316\u4e86 I\/O \u5e76\u884c\u6027\uff0c\u5e76\u964d\u4f4e\u4e86\u8f6f\u4ef6\u5f00\u9500\uff0c\u4ece\u800c\u5728\u4fdd\u6301\u7cfb\u7edf\u5e73\u7a33\u8fd0\u884c\u7684\u540c\u65f6\uff0c\u6700\u5927\u5316\u6574\u4f53\u6027\u80fd\u3002<\/p>\n<ul>\n<li>\n<p>NVMe \u5b58\u50a8\u5728\u968f\u673a\u548c\u987a\u5e8f\u8d1f\u8f7d\u4e0b\u90fd\u80fd\u63d0\u4f9b\u66f4\u5feb\u7684\u8bbf\u95ee\u901f\u5ea6\u3002<\/p>\n<\/li>\n<li>\n<p>\u66f4\u4f4e\u7684\u5ef6\u8fdf\u548c\u66f4\u9ad8\u7684\u541e\u5410\u91cf\u6709\u52a9\u4e8e\u6570\u636e\u5e93\u9ad8\u6548\u6269\u5c55\u3002<\/p>\n<\/li>\n<li>\n<p>NVMe \u964d\u4f4e\u4e86 IOPS \u74f6\u9888\u98ce\u9669\uff0c\u786e\u4fdd\u5728\u6570\u636e\u89c4\u6a21\u589e\u957f\u65f6\u4ecd\u80fd\u4fdd\u6301\u4e00\u81f4\u6027\u80fd\u3002<\/p>\n<\/li>\n<\/ul>\n<h2>NVMe SSD \u5bf9\u6570\u636e\u5e93\u6027\u80fd\u7684\u5f71\u54cd<\/h2>\n<h3>\u66f4\u5feb\u7684\u67e5\u8be2\u6267\u884c<\/h3>\n<p>\u5f53\u4f60\u5728\u6570\u636e\u5e93\u73af\u5883\u4e2d\u90e8\u7f72 NVMe SSD \u540e\uff0c\u67e5\u8be2\u6267\u884c\u901f\u5ea6\u7684\u63d0\u5347\u4f1a\u975e\u5e38\u76f4\u89c2\u3002NVMe \u5b58\u50a8\u63d0\u4f9b\u5feb\u901f\u7684\u6570\u636e\u8bbf\u95ee\u80fd\u529b\uff0c\u5e76\u80fd\u540c\u65f6\u5904\u7406\u591a\u4e2a\u6570\u636e\u4f20\u8f93\u3002\u8fd9\u4e00\u80fd\u529b\u63d0\u5347\u4e86\u5e94\u7528\u6027\u80fd\uff0c\u6d88\u9664\u4e86\u5bfc\u81f4\u9ad8\u6027\u80fd\u6570\u636e\u5e93\u51cf\u901f\u7684\u74f6\u9888\u3002NVMe \u76f4\u63a5\u8fde\u63a5\u5230\u9ad8\u901f PCIe \u63d2\u69fd\uff0c\u5927\u5e45\u964d\u4f4e\u5ef6\u8fdf\u5e76\u63d0\u9ad8\u541e\u5410\u91cf\u3002\u4e0e\u4f20\u7edf SSD \u6216\u786c\u76d8\u5b58\u50a8\u76f8\u6bd4\uff0c\u4f60\u4f1a\u770b\u5230\u67e5\u8be2\u54cd\u5e94\u65f6\u95f4\u7f29\u77ed 20\u201350 \u500d\u3002NVMe SSD \u8fd8\u652f\u6301\u66f4\u9ad8\u7684\u4e8b\u52a1\u91cf\uff0c\u4f7f\u6570\u636e\u5e93\u5728\u8f83\u5c11\u5ef6\u8fdf\u7684\u60c5\u51b5\u4e0b\u5904\u7406\u66f4\u591a\u8bf7\u6c42\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6539\u8fdb\u7c7b\u578b<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u67e5\u8be2\u5ef6\u8fdf\u964d\u4f4e<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>NVMe SSD \u663e\u8457\u51cf\u5c11\u67e5\u8be2\u5ef6\u8fdf\uff0c\u63d0\u5347\u6570\u636e\u5e93\u6027\u80fd\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4e8b\u52a1\u91cf\u652f\u6301<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u66f4\u9ad8\u7684 IOPS \u6027\u80fd\u4f7f\u7cfb\u7edf\u80fd\u591f\u627f\u8f7d\u66f4\u591a\u4e8b\u52a1\u91cf\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5206\u6790\u578b\u67e5\u8be2\u6027\u80fd<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u80fd\u591f\u66f4\u9ad8\u6548\u5730\u5904\u7406\u5927\u89c4\u6a21\u5206\u6790\u578b\u67e5\u8be2\uff0c\u52a0\u5feb\u6d1e\u5bdf\u83b7\u53d6\u901f\u5ea6\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<blockquote>\n<p>\u8bf4\u660e\uff1aNVMe \u5b58\u50a8\u53ef\u4ee5\u5e2e\u52a9\u6570\u636e\u5e93\u66f4\u5feb\u5730\u4ea7\u51fa\u5206\u6790\u7ed3\u679c\uff0c\u5e76\u8f7b\u677e\u652f\u6491\u9ad8\u8d1f\u8f7d\u5de5\u4f5c\u8d1f\u8f7d\u3002<\/p>\n<\/blockquote>\n<h3>\u5e76\u53d1\u8bbf\u95ee\u4e0e\u53ef\u6269\u5c55\u6027<\/h3>\n<p>\u91c7\u7528 NVMe \u5b58\u50a8\u540e\uff0c\u4f60\u5728\u5e76\u53d1\u8bbf\u95ee\u4e0e\u53ef\u6269\u5c55\u6027\u65b9\u9762\u53d7\u76ca\u660e\u663e\u3002NVMe SSD \u652f\u6301\u5927\u89c4\u6a21\u5e76\u884c\uff0c\u4f7f\u6570\u636e\u5e93\u6bcf\u4e2a\u4e3b\u673a\u53ef\u5904\u7406\u6570\u767e\u4e07\u7ea7 IOPS\u3002\u8fd9\u79cd\u67b6\u6784\u6d88\u9664\u4e86\u6027\u80fd\u74f6\u9888\uff0c\u5e76\u8ba9\u6570\u636e\u5e93\u5728\u4e1a\u52a1\u589e\u957f\u65f6\u80fd\u591f\u4ece\u5bb9\u6269\u5c55\u3002\u7814\u7a76\u8868\u660e\uff0c\u9488\u5bf9 I\/O \u8def\u5f84\u8fdb\u884c\u4f18\u5316\uff08\u4f8b\u5982\u4f7f\u7528 O_DIRECT \u4e0e\u6279\u91cf\u8bf7\u6c42\uff09\u53ef\u4ee5\u5c06\u8bfb\u53d6\u64cd\u4f5c\u63d0\u5347 6 \u500d\u4ee5\u4e0a\u3002\u4f60\u53ef\u4ee5\u51cf\u5c11 CPU \u5468\u671f\u4e0e\u4e0a\u4e0b\u6587\u5207\u6362\uff0c\u4ece\u800c\u63d0\u9ad8\u6548\u7387\u5e76\u6700\u5927\u5316\u541e\u5410\u91cf\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 75px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5b9e\u9a8c\u63cf\u8ff0<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6027\u80fd\u6307\u6807<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u89c2\u5bdf\u7ed3\u679c<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u901a\u8fc7\u57fa\u7840 POSIX \u63a5\u53e3\u7684 I\/O<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>810k \u8bfb\u53d6 IOPS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7531\u4e8e\u591a\u5c42\u62bd\u8c61\u5e26\u6765\u7684 CPU \u5f00\u9500\uff0c\u6027\u80fd\u8f83\u4f4e<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f7f\u7528 O_DIRECT<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8d85\u8fc7 600 \u4e07\u6b21\u6bcf\u79d2\u8bfb\u53d6\u64cd\u4f5c<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u901a\u8fc7\u7ed5\u8fc7\u9875\u7f13\u5b58\u83b7\u5f97\u663e\u8457\u6027\u80fd\u63d0\u5347<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6279\u91cf\u5904\u7406 I\/O \u8bf7\u6c42<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u51cf\u5c11\u4e0a\u4e0b\u6587\u5207\u6362\u548c\u5185\u6838\u5f00\u9500<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6279\u91cf\u63d0\u4ea4\u5c24\u5176\u5728 io_uring \u548c SPDK \u573a\u666f\u4e0b\u63d0\u5347\u6548\u7387<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<ul>\n<li>\n<p>\u5728 2020 \u5e74\uff0c\u7814\u7a76\u4eba\u5458\u53d1\u73b0\u8981\u5145\u5206\u53d1\u6325 NVMe SSD \u5e26\u5bbd\u4ecd\u5b58\u5728\u6311\u6218\uff0c\u4f46\u901a\u8fc7\u4f18\u5316 I\/O \u8def\u5f84\u53ef\u4ee5\u91ca\u653e\u5176\u771f\u6b63\u6f5c\u529b\u3002<\/p>\n<\/li>\n<li>\n<p>\u4f7f\u7528 O_DIRECT \u53ef\u4ee5\u5c06\u8bfb\u53d6\u64cd\u4f5c\u63d0\u5347 6 \u500d\u4ee5\u4e0a\u3002<\/p>\n<\/li>\n<li>\n<p>\u5fae\u57fa\u51c6\u6d4b\u8bd5\u8868\u660e\uff0c\u901a\u8fc7\u9ad8\u6548\u7684 NVMe \u5b58\u50a8\u914d\u7f6e\uff0c\u4f60\u53ef\u4ee5\u51cf\u5c11 I\/O \u6240\u9700\u7684 CPU \u5468\u671f\u3002<\/p>\n<\/li>\n<\/ul>\n<p>NVMe \u7684\u67b6\u6784\u5141\u8bb8\u540c\u65f6\u5904\u7406\u591a\u6761\u547d\u4ee4\uff0c\u4ece\u800c\u7f29\u77ed\u8bfb\u5199\u5ef6\u8fdf\u5e76\u652f\u6301\u9ad8\u6c34\u5e73\u7684\u5e76\u884c\u80fd\u529b\u3002\u901a\u8fc7\u4f18\u5316\u7cfb\u7edf\u6027\u80fd\uff0c\u4f60\u53ef\u4ee5\u5c06\u6570\u636e\u5e93\u6269\u5c55\u5230\u4f01\u4e1a\u7ea7\u9700\u6c42\u3002<\/p>\n<h3>SQL Server \u4e0e\u4e8b\u52a1\u7b49\u5f85\u65f6\u95f4<\/h3>\n<p>\u5728\u4f7f\u7528 NVMe SSD \u540e\uff0c\u4f60\u4f1a\u770b\u5230 SQL Server \u4e8b\u52a1\u54cd\u5e94\u65f6\u95f4\u7684\u53ef\u89c2\u6539\u5584\u3002NVMe \u5b58\u50a8\u5728\u6781\u4f4e\u5ef6\u8fdf\u4e0b\u63d0\u4f9b\u9ad8\u968f\u673a I\/O \u6027\u80fd\uff0c\u8fd9\u5bf9\u5173\u952e\u4efb\u52a1\u578b\u6570\u636e\u5e93\u5c24\u4e3a\u91cd\u8981\u3002\u5bf9\u4e8e SQL Server \u7684 tempdb\uff0cNVMe \u786c\u76d8\u53ef\u4ee5\u63d0\u4f9b\u66f4\u5feb\u7684\u8bbf\u95ee\u5e76\u7f29\u77ed\u7b49\u5f85\u65f6\u95f4\u3002\u5982\u679c\u4e8b\u52a1\u7b49\u5f85\u65f6\u95f4\u6301\u7eed\u8d85\u8fc7 10\u201315 \u6beb\u79d2\uff0c\u901a\u5e38\u610f\u5473\u7740 I\/O \u6210\u4e3a\u74f6\u9888\u3002NVMe SSD \u80fd\u5e2e\u52a9\u4f60\u907f\u514d\u8fd9\u4e00\u95ee\u9898\uff0c\u4f7f\u6570\u636e\u5e93\u5e73\u7a33\u8fd0\u884c\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bc1\u636e\u7c7b\u578b<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6700\u4f73\u5b9e\u8df5<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5bf9\u4e8e\u5904\u7406\u5927\u91cf\u4e8b\u52a1\u6216\u67e5\u8be2\u7684\u5173\u952e\u4efb\u52a1\u6570\u636e\u5e93\uff0c\u5efa\u8bae\u5c06 NVMe \u786c\u76d8\u7528\u4e8e\u4e3b\u5b58\u50a8\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6027\u80fd\u6d4b\u8bd5<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5728 SQL Server \u4e34\u65f6\u6570\u636e\u5e93\uff08tempdb\uff09\u4e0a\u4f7f\u7528\u9ad8\u6027\u80fd NVMe SSD\uff0c\u53ef\u83b7\u5f97\u9ad8\u968f\u673a I\/O \u6027\u80fd\u4e0e\u6781\u4f4e\u5ef6\u8fdf\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u6545\u969c\u6392\u67e5\u5efa\u8bae<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5982\u679c\u7b49\u5f85\u65f6\u95f4\u6301\u7eed\u8d85\u8fc7 10\u201315 \u6beb\u79d2\uff0c\u4e00\u822c\u89c6\u4e3a I\/O \u51fa\u73b0\u74f6\u9888\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>NVMe SSD \u901a\u8fc7\u51cf\u5c11 I\/O \u7b49\u5f85\u65f6\u95f4\u5e76\u63d0\u5347\u4e8b\u52a1\u541e\u5410\u91cf\uff0c\u6700\u5927\u5316\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u786c\u4ef6\u5229\u7528\u7387\u3002\u4f60\u80fd\u591f\u4ee5\u66f4\u9ad8\u6548\u7387\u56de\u6536\u786c\u4ef6\u6295\u5165\u3002<\/p>\n<blockquote>\n<p>\u63d0\u793a\uff1aNVMe SSD \u975e\u5e38\u9002\u5408\u4e8b\u52a1\u578b\u6570\u636e\u5e93\u3001\u865a\u62df\u5316\u4e3b\u673a\u3001\u5206\u6790\u5f15\u64ce\u4ee5\u53ca\u5176\u4ed6\u5bf9\u5ef6\u8fdf\u654f\u611f\u7684\u670d\u52a1\u3002\u4f60\u4f1a\u660e\u663e\u611f\u53d7\u5230\u5907\u4efd\u65f6\u95f4\u7f29\u77ed\uff0c\u5e76\u5728\u6240\u6709\u5de5\u4f5c\u8d1f\u8f7d\u4e0a\u83b7\u5f97\u66f4\u597d\u7684\u6027\u80fd\u4f53\u9a8c\u3002<\/p>\n<\/blockquote>\n<h2>\u6027\u80fd\u6307\u6807\u4e0e\u57fa\u51c6\u6d4b\u8bd5<\/h2>\n<h3>\u67e5\u8be2\u65f6\u95f4\u7f29\u77ed<\/h3>\n<p>\u4f60\u53ef\u4ee5\u901a\u8fc7\u5173\u952e\u6027\u80fd\u6307\u6807\u6765\u8861\u91cf NVMe \u5b58\u50a8\u5bf9\u6570\u636e\u5e93\u7684\u5f71\u54cd\uff0c\u8fd9\u4e9b\u6307\u6807\u6709\u52a9\u4e8e\u4f60\u8bc4\u4f30\u7cfb\u7edf\u5728\u771f\u5b9e\u5de5\u4f5c\u8d1f\u8f7d\u4e0b\u7684\u8868\u73b0\u3002\u6700\u76f8\u5173\u7684\u6307\u6807\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\n<p>\u968f\u673a 4K \u8bfb\u53d6 IOPS\uff1a\u53cd\u6620\u6570\u636e\u5e93\u5728\u65e0\u660e\u663e\u5ef6\u8fdf\u7684\u60c5\u51b5\u4e0b\u80fd\u540c\u65f6\u5904\u7406\u591a\u5c11\u67e5\u8be2\u3002<\/p>\n<\/li>\n<li>\n<p>\u8bbf\u95ee\u5ef6\u8fdf\uff08\u5fae\u79d2\uff09\uff1aNVMe \u786c\u76d8\u7684\u8bbf\u95ee\u5ef6\u8fdf\u901a\u5e38\u5728 20\u2013100 \u5fae\u79d2\u4e4b\u95f4\uff0c\u800c SATA SSD \u901a\u5e38\u5728 200\u2013500 \u5fae\u79d2\u4e4b\u95f4\u3002<\/p>\n<\/li>\n<li>\n<p>\u6301\u7eed\u8d1f\u8f7d\u4e0b\u7684\u961f\u5217\u6df1\u5ea6\uff1a\u7528\u4e8e\u8861\u91cf\u5728\u5927\u91cf\u7528\u6237\u5e76\u53d1\u8bbf\u95ee\u6570\u636e\u5e93\u65f6\u7684\u7cfb\u7edf\u8868\u73b0\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u5207\u6362\u5230 NVMe \u5b58\u50a8\u540e\uff0c\u4f60\u4f1a\u770b\u5230\u67e5\u8be2\u54cd\u5e94\u65f6\u95f4\u5927\u5e45\u4e0b\u964d\u3002\u8bb8\u591a\u7ec4\u7ec7\u5728\u4ece SATA \u8fc1\u79fb\u5230 NVMe \u540e\uff0c\u62a5\u544a\u67e5\u8be2\u54cd\u5e94\u65f6\u95f4\u51cf\u5c11 10 \u500d\u3002\u5728\u5178\u578b\u4f01\u4e1a\u73af\u5883\u4e2d\uff0c\u6570\u636e\u5e93\u67e5\u8be2\u65f6\u95f4\u53ef\u51cf\u5c11 60\u201380%\u3002\u8fd9\u610f\u5473\u7740\u7528\u6237\u53ef\u4ee5\u66f4\u5feb\u83b7\u5f97\u7ed3\u679c\uff0c\u5e94\u7528\u54cd\u5e94\u66f4\u52a0\u654f\u6377\u3002<\/p>\n<h3>\u541e\u5410\u91cf\u63d0\u5347<\/h3>\n<p>\u91c7\u7528 NVMe \u5b58\u50a8\u540e\uff0c\u4f60\u4f1a\u660e\u663e\u611f\u53d7\u5230\u541e\u5410\u91cf\u7684\u63d0\u5347\u3002\u541e\u5410\u91cf\u662f\u6307\u7cfb\u7edf\u5728\u7ed9\u5b9a\u65f6\u95f4\u5185\u53ef\u4ee5\u8bfb\u53d6\u6216\u5199\u5165\u7684\u6570\u636e\u91cf\u3002NVMe \u786c\u76d8\u63d0\u4f9b\u8fdc\u9ad8\u4e8e SATA SSD \u7684\u541e\u5410\u91cf\uff0c\u4ece\u800c\u52a0\u901f\u6570\u636e\u5e93\u64cd\u4f5c\u5e76\u6539\u5584\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 100px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u6307\u6807<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>SATA SSD \u6027\u80fd<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>NVMe SSD \u6027\u80fd<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u63d0\u5347\u500d\u6570<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u987a\u5e8f\u8bfb\u5199\u901f\u5ea6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8f83\u4f4e<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u663e\u8457\u66f4\u9ad8<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7ea6 10 \u500d<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5ef6\u8fdf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8f83\u9ad8<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8f83\u4f4e<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5927\u5e45\u964d\u4f4e<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u67e5\u8be2\u54cd\u5e94\u65f6\u95f4<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8f83\u6162<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5feb 60\u201380%<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u63d0\u5347\u663e\u8457<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u90e8\u7f72 NVMe SSD \u53ef\u4ee5\u5f7b\u5e95\u6539\u53d8\u5e94\u7528\u7684\u54cd\u5e94\u901f\u5ea6\u3002\u6570\u636e\u5e93\u67e5\u8be2\u65f6\u95f4\u663e\u8457\u7f29\u77ed\uff0c\u57fa\u7840\u8bbe\u65bd\u80fd\u591f\u4ee5\u66f4\u4f4e\u5ef6\u8fdf\u5904\u7406\u66f4\u591a\u6570\u636e\u3002\u8fd9\u4f7f\u4f60\u65e0\u9700\u5347\u7ea7\u5176\u4ed6\u786c\u4ef6\u4e5f\u80fd\u5904\u7406\u66f4\u591a\u4e8b\u52a1\uff0c\u652f\u6491\u66f4\u591a\u7528\u6237\u3002<\/p>\n<p>\u5f15\u5165 PCIe \u4e0e NVMe \u7b49\u524d\u6cbf SSD \u6280\u672f\uff0c\u80fd\u591f\u63d0\u5347\u7cfb\u7edf\u9ad8\u6548\u7ba1\u7406\u6d77\u91cf\u6570\u636e\u7684\u80fd\u529b\uff0c\u5e76\u6574\u4f53\u52a0\u901f\u4ea4\u6613\u5904\u7406\u3002<\/p>\n<p>NVMe \u5b58\u50a8\u5728\u9ad8\u5e76\u53d1\u573a\u666f\u4e2d\u8868\u73b0\u5c24\u4e3a\u7a81\u51fa\u3002\u4f60\u5c06\u53d7\u76ca\u4e8e\u4f4e\u5ef6\u8fdf\u4e0e\u9ad8 IOPS\uff0c\u8fd9\u610f\u5473\u7740\u6570\u636e\u5e93\u53ef\u4ee5\u540c\u65f6\u5904\u7406\u5927\u91cf\u8bf7\u6c42\u3002NVMe \u7684\u5e76\u884c\u80fd\u529b\u5927\u5e45\u524a\u51cf\u4e86\u6570\u636e\u5e93\u4e0e\u4e91\u5b58\u50a8\u4e2d\u7684\u6027\u80fd\u74f6\u9888\u3002\u901a\u8fc7\u8c03\u6574 RAID \u914d\u7f6e\u5e76\u91c7\u7528\u4f01\u4e1a\u7ea7 SSD\uff0c\u8fd8\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u5347\u6027\u80fd\u3002<\/p>\n<p>\u5728\u9ad8\u8d1f\u8f7d\u573a\u666f\u4e0b\uff0c\u4e0e SATA SSD \u76f8\u6bd4\uff0cNVMe \u5b9e\u73b0\u7684\u6570\u636e\u5e93\u6bcf\u79d2\u4e8b\u52a1\u6570\uff08TPS\uff09\u5f80\u5f80\u53ef\u83b7\u5f97 4\u201310 \u500d\u7684\u63d0\u5347\uff0c\u4ece\u800c\u4f18\u5316\u5e94\u7528\u54cd\u5e94\u901f\u5ea6\u5e76\u63d0\u9ad8\u7528\u6237\u6ee1\u610f\u5ea6\u3002<\/p>\n<h3>\u6848\u4f8b\u7814\u7a76<\/h3>\n<p>\u901a\u8fc7\u591a\u9879\u6848\u4f8b\u7814\u7a76\uff0c\u4f60\u53ef\u4ee5\u66f4\u76f4\u89c2\u5730\u770b\u5230 NVMe \u5b58\u50a8\u5728\u771f\u5b9e\u73af\u5883\u4e2d\u7684\u5f71\u54cd\u3002\u653f\u5e9c\u6570\u636e\u5e93\u5728\u5347\u7ea7\u81f3 NVMe SSD \u540e\uff0c\u5e94\u7528\u6027\u80fd\u4e0e\u6570\u636e\u8bbf\u95ee\u901f\u5ea6\u5747\u6709\u663e\u8457\u6539\u5584\u3002<\/p>\n<p>\u8bb8\u591a\u77e5\u540d\u516c\u53f8\uff0c\u5982 Pinterest\u3001Uber \u548c Discord\uff0c\u5728\u5207\u6362\u5230 NVMe \u5b58\u50a8\u540e\u90fd\u8bb0\u5f55\u4e86\u6570\u636e\u5e93\u6027\u80fd\u7684\u63d0\u5347\u3002\u8fd9\u4e9b\u4f01\u4e1a\u9700\u8981\u9ad8\u6027\u80fd\u6570\u636e\u5e93\u89e3\u51b3\u65b9\u6848\u6765\u652f\u6491\u6570\u4ee5\u767e\u4e07\u8ba1\u7684\u7528\u6237\u8bbf\u95ee\u3002NVMe \u5e2e\u52a9\u5b83\u4eec\u5373\u4f7f\u5728\u6d41\u91cf\u9ad8\u5cf0\u65f6\u4e5f\u80fd\u63d0\u4f9b\u5feb\u901f\u800c\u7a33\u5b9a\u7684\u670d\u52a1\u3002<\/p>\n<p>\u5728\u67d0\u9879\u573a\u666f\u4e2d\uff0c\u5f53\u6240\u6709\u4ed3\u5e93\uff08warehouses\uff09\u88ab\u7981\u7528\u65f6\uff0c\u4f7f\u7528 NVMe SSD \u7684\u6027\u80fd\u6269\u5c55\u8fbe\u5230 1.95 \u500d\uff1b\u5f53\u6240\u6709\u4ed3\u5e93\u542f\u7528\u65f6\uff0c\u6269\u5c55\u6bd4\u4ec5\u7565\u5fae\u4e0b\u964d\u81f3 1.85 \u500d\u3002\u8fd9\u8868\u660e\u5728\u786c\u4ef6\u8d44\u6e90\u6709\u9650\u7684\u60c5\u51b5\u4e0b\uff0cSQL Server \u6570\u636e\u5e93\u6574\u5408\u4ecd\u53ef\u4ee5\u652f\u6301\u591a\u5e94\u7528\u8fd0\u884c\u800c\u4e0d\u660e\u663e\u635f\u5931\u6027\u80fd\u3002<\/p>\n<p>NVMe \u7684\u5927\u89c4\u6a21\u5e76\u884c\u7279\u6027\u4f7f\u5176\u975e\u5e38\u9002\u5408\u865a\u62df\u5316\u73af\u5883\u3002\u591a\u53f0\u865a\u62df\u673a\u53ef\u4ee5\u540c\u65f6\u8bbf\u95ee\u540c\u4e00\u5b58\u50a8\uff0c\u4ece\u800c\u63d0\u5347\u6574\u4f53\u6027\u80fd\u3002\u6570\u636e\u4e2d\u5fc3\u5982\u4eca\u5e7f\u6cdb\u90e8\u7f72 NVMe \u786c\u76d8\u4ee5\u652f\u6491 I\/O \u5bc6\u96c6\u578b\u5e94\u7528\uff0c\u5982\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u3002\u7814\u7a76\u663e\u793a\uff0c\u4e0e SATA SSD \u76f8\u6bd4\uff0cNVMe SSD \u80fd\u4e3a\u771f\u5b9e\u6570\u636e\u5e93\u5e94\u7528\u5e26\u6765\u663e\u8457\u52a0\u901f\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u7ed3\u5408\u8fd9\u4e9b\u57fa\u51c6\u6d4b\u8bd5\u4e0e\u6848\u4f8b\u7814\u7a76\uff0c\u5728\u89c4\u5212\u4e0b\u4e00\u6b21\u6570\u636e\u5e93\u5347\u7ea7\u65f6\u505a\u51fa\u66f4\u660e\u667a\u7684\u51b3\u7b56\u3002NVMe \u5b58\u50a8\u4e3a\u4f60\u63d0\u4f9b\u6574\u5408\u8d1f\u8f7d\u3001\u63d0\u5347\u6027\u80fd\u5e76\u4e3a\u7528\u6237\u5e26\u6765\u66f4\u597d\u4f53\u9a8c\u7684\u6709\u529b\u5de5\u5177\u3002<\/p>\n<h2>NVMe SSD \u5728\u6570\u636e\u5e93\u4e2d\u7684\u53ef\u9760\u6027<\/h2>\n<h3>\u6570\u636e\u5b8c\u6574\u6027<\/h3>\n<p>\u8981\u4fdd\u6301\u6570\u636e\u5e93\u7684\u51c6\u786e\u4e0e\u53ef\u4fe1\uff0c\u6570\u636e\u5b8c\u6574\u6027\u81f3\u5173\u91cd\u8981\u3002\u4f01\u4e1a\u7ea7 NVMe SSD \u91c7\u7528\u5148\u8fdb\u7684 ECC\uff08\u9519\u8bef\u6821\u6b63\u7801\uff09\u6280\u672f\uff0c\u5373\u4fbf\u5728\u9ad8\u541e\u5410\u91cf\u8fd0\u884c\u4e0b\u4e5f\u80fd\u9632\u6b62\u6570\u636e\u635f\u574f\u3002RAID \u914d\u7f6e\u901a\u8fc7\u5197\u4f59\u4fdd\u62a4\u6570\u636e\uff0c\u5373\u4f7f\u5355\u5757\u786c\u76d8\u6545\u969c\uff0c\u6570\u636e\u4e5f\u80fd\u5f97\u5230\u4fdd\u969c\u3002NVMe \u67b6\u6784\u4f7f\u7528\u57fa\u4e8e\u961f\u5217\u7684\u7cfb\u7edf\u9ad8\u6548\u7ba1\u7406\u591a\u6761\u547d\u4ee4\u3002\u63a7\u5236\u5668\u82af\u7247\u8d1f\u8d23\u6570\u636e\u4f20\u8f93\u4e0e\u9519\u8bef\u6821\u6b63\uff0c\u4ece\u800c\u964d\u4f4e\u6570\u636e\u4e22\u5931\u98ce\u9669\u3002\u4f18\u5316\u7684 NVMe \u547d\u4ee4\u786e\u4fdd\u6570\u636e\u4f20\u8f93\u53ef\u9760\uff0c\u8fd9\u5bf9\u9ad8\u6027\u80fd\u6570\u636e\u5e93\u5c24\u4e3a\u5173\u952e\u3002<\/p>\n<ul>\n<li>\n<p>\u4f01\u4e1a\u7ea7 SSD \u901a\u8fc7 ECC \u6765\u4fdd\u8bc1\u6570\u636e\u51c6\u786e\u6027\u3002<\/p>\n<\/li>\n<li>\n<p>RAID \u65b9\u6848\u4e3a\u6570\u636e\u5e93\u63d0\u4f9b\u989d\u5916\u5197\u4f59\u4fdd\u62a4\u3002<\/p>\n<\/li>\n<li>\n<p>NVMe \u63a7\u5236\u5668\u8d1f\u8d23\u6570\u636e\u4f20\u8f93\u4e0e\u9519\u8bef\u4fee\u590d\u3002<\/p>\n<\/li>\n<\/ul>\n<p>NVMe SSD \u8fd8\u652f\u6301\u9ad8\u53ef\u7528\u4e0e\u5bb9\u707e\u7b56\u7565\u3002\u591a\u53ef\u7528\u533a\u7684\u540c\u6b65\u590d\u5236\u53ef\u4ee5\u4fdd\u6301\u5404\u533a\u57df\u95f4\u6570\u636e\u7684\u4e00\u81f4\u6027\uff0c\u5728\u6545\u969c\u53d1\u751f\u65f6\u5e2e\u52a9\u4f60\u5b9e\u73b0\u96f6\u6570\u636e\u4e22\u5931\u3002\u57fa\u4e8e NVMe over TCP \u7684\u4f4e\u5ef6\u8fdf\u590d\u5236\u548c\u81ea\u52a8\u81ea\u6108\u673a\u5236\uff0c\u53ef\u4ee5\u5c06\u6570\u636e\u590d\u5236\u5230\u5065\u5eb7\u8282\u70b9\uff0c\u4ece\u800c\u4fdd\u62a4\u6570\u636e\u5e93\u3002<\/p>\n<h3>\u8010\u4e45\u5ea6\u4e0e\u6545\u969c\u7387<\/h3>\n<p>\u5728\u9ad8\u8d1f\u8f7d\u573a\u666f\u4e0b\uff0c\u4f60\u5e0c\u671b\u6570\u636e\u5e93\u5b58\u50a8\u5177\u5907\u8db3\u591f\u5bff\u547d\u3002\u4f01\u4e1a\u7ea7 NVMe SSD \u7684\u8010\u4e45\u5ea6\u7b49\u7ea7\u901a\u5e38\u4e3a 1\u20133 DWPD\uff08\u6bcf\u65e5\u5168\u76d8\u5199\u5165\u6b21\u6570\uff09\uff0c\u671f\u9650\u4e3a\u4e94\u5e74\u3002\u8fd9\u610f\u5473\u7740\u4e00\u5757 1 TB \u786c\u76d8\u5728\u4e94\u5e74\u5185\u6bcf\u5929\u53ef\u4ee5\u627f\u53d7 1\u20133 TB \u7684\u5199\u5165\u91cf\u800c\u4e0d\u8d85\u8fc7\u8bbe\u8ba1\u5bff\u547d\u3002\u8fd9\u7c7b\u786c\u76d8\u975e\u5e38\u9002\u5408\u4e8b\u52a1\u578b\u6570\u636e\u5e93\u4e0e\u5b9e\u65f6\u5206\u6790\u573a\u666f\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5b58\u50a8\u7c7b\u578b<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u5e74\u6545\u969c\u7387<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>NVMe SSD<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>0.3\u20130.8%<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f01\u4e1a\u7ea7 SATA SSD<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>0.5\u20132.0%<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4e0e SATA SSD \u76f8\u6bd4\uff0c\u4f60\u4f1a\u770b\u5230 NVMe SSD \u62e5\u6709\u66f4\u4f4e\u7684\u6545\u969c\u7387\u3002\u8fd9\u79cd\u53ef\u9760\u6027\u4e3a\u6570\u636e\u5e93\u63d0\u4f9b\u4e86\u957f\u671f\u7a33\u5b9a\u652f\u6491\uff0c\u786e\u4fdd\u4e8b\u52a1\u5904\u7406\u987a\u7545\u3002<\/p>\n<h3>\u90e8\u7f72\u6700\u4f73\u5b9e\u8df5<\/h3>\n<p>\u9075\u5faa\u4e00\u7cfb\u5217 NVMe SSD \u90e8\u7f72\u6700\u4f73\u5b9e\u8df5\uff0c\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u5347\u53ef\u9760\u6027\u3002\u9996\u5148\u8981\u901a\u8fc7\u5408\u7406\u7684\u6563\u70ed\u4e0e\u901a\u98ce\u6765\u63a7\u5236\u6e29\u5ea6\uff0c\u56e0\u4e3a\u8fc7\u9ad8\u7684\u6e29\u5ea6\u4f1a\u635f\u4f24 NAND \u82af\u7247\u3002\u5176\u6b21\u8981\u6839\u636e\u8d1f\u8f7d\u9009\u62e9\u5408\u9002\u7684 NAND \u7c7b\u578b\u2014\u2014SLC NAND \u7684\u5bff\u547d\u901a\u5e38\u6bd4 MLC\u3001TLC \u6216 QLC \u66f4\u957f\u3002\u4f7f\u7528 SMART \u5de5\u5177\u76d1\u63a7\u786c\u76d8\u5065\u5eb7\u72b6\u51b5\uff0c\u4fbf\u4e8e\u4f60\u6309\u8ba1\u5212\u5907\u4efd\u4e0e\u66f4\u6362\u786c\u76d8\u3002\u914d\u5408 RAID \u4e0e\u5b9a\u671f\u5907\u4efd\u7b56\u7565\uff0c\u53ef\u4ee5\u4e3a\u6570\u636e\u5e93\u589e\u52a0\u989d\u5916\u5b89\u5168\u9632\u7ebf\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u7279\u6027<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f01\u4e1a\u7ea7\u8bbe\u8ba1<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>U.2 NVMe SSD \u4e13\u4e3a\u9ad8\u8010\u4e45\u4e0e\u9ad8\u53ef\u9760\u6027\u800c\u6253\u9020\uff0c\u53ef\u627f\u53d7\u9ad8\u8d1f\u8f7d\u5de5\u4f5c\u73af\u5883\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u53ef\u70ed\u63d2\u62d4<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u652f\u6301\u5728\u4e0d\u505c\u673a\u7684\u60c5\u51b5\u4e0b\u7ef4\u62a4\u4e0e\u66f4\u6362\u786c\u76d8\uff0c\u8fd9\u5bf9\u5173\u952e\u4e1a\u52a1\u7cfb\u7edf\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u9ad8\u8010\u4e45\u5ea6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>NVMe SSD \u53ef 7\u00d724 \u5c0f\u65f6\u4e0d\u95f4\u65ad\u8fd0\u884c\uff0c\u9002\u7528\u4e8e\u5173\u952e\u4efb\u52a1\u6570\u636e\u5e93\u73af\u5883\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5927\u5bb9\u91cf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u652f\u6301\u4e0d\u65ad\u589e\u957f\u7684\u6570\u636e\u5e93\u5b58\u50a8\u9700\u6c42\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8d85\u9ad8\u901f\u4f20\u8f93<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>PCIe \u8fde\u63a5\u63d0\u4f9b\u6570\u636e\u5e93\u64cd\u4f5c\u6240\u9700\u7684\u9ad8\u6027\u80fd\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u7ed3\u5408 RAID \u4e0e\u5b8c\u5584\u7684\u5907\u4efd\u7b56\u7565\uff0c\u53ef\u4ee5\u4fdd\u62a4\u6570\u636e\u5e93\u514d\u906d\u7a81\u53d1\u6545\u969c\u5f71\u54cd\uff0c\u5e76\u4fdd\u8bc1\u6301\u7eed\u7a33\u5b9a\u7684\u6027\u80fd\u8868\u73b0\u3002<\/p>\n<\/blockquote>\n<div dividerstyle=\"solid\" size=\"large\" color=\"#D1D1D1\" class=\"qc-divider-wrapper\">\n<div class=\"qc-divider\" style=\"border-top-style: solid; width: 100%; border-top-color: rgb(209, 209, 209);\"><\/div>\n<\/div>\n<p>\u5728\u4e3a\u6570\u636e\u5e93\u9009\u62e9 NVMe SSD \u65f6\uff0c\u4f60\u53ef\u4ee5\u83b7\u5f97\u66f4\u5feb\u7684\u67e5\u8be2\u65f6\u95f4\u3001\u66f4\u9ad8\u7684\u541e\u5410\u91cf\u4ee5\u53ca\u66f4\u597d\u7684\u786c\u4ef6\u5229\u7528\u7387\u3002\u4e3a\u4e86\u5e2e\u52a9\u4f60\u89c4\u5212\u90e8\u7f72\uff0c\u8bf7\u53c2\u8003\u4ee5\u4e0b\u5173\u952e\u8003\u91cf\u70b9\uff1a<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u4f18\u52bf \/ \u7ec4\u4ef6<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u8bf4\u660e<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4e8b\u52a1\u65f6\u95f4<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>NVMe-oF \u80fd\u7f29\u77ed\u4e8b\u52a1\u65f6\u95f4\uff0c\u9002\u7528\u4e8e\u9ad8\u6027\u80fd\u6570\u636e\u5e93\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u8bfb\u5199\u5e76\u53d1\u6027<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u652f\u6301\u591a\u8fbe 65,535 \u4e2a\u5e76\u884c\u961f\u5217\uff0c\u5927\u5e45\u63d0\u5347\u6570\u636e\u5e93\u8bfb\u5199\u5e76\u53d1\u80fd\u529b\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u67b6\u6784\u7ec4\u4ef6<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5173\u952e\u7ec4\u4ef6\u5305\u62ec\u63d0\u4ea4\u961f\u5217\u3001\u5b8c\u6210\u961f\u5217\u4e0e\u591a\u8def\u5f84\u673a\u5236\uff0c\u4ee5\u5b9e\u73b0\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u7f51\u7edc\u7075\u6d3b\u6027<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u53ef\u5728\u591a\u79cd\u7f51\u7edc\u7ed3\u6784\u4e0a\u8fd0\u884c\uff08\u5982 NVMe-TCP\u3001NVMe-RDMA\uff09\u4ee5\u9002\u5e94\u4e0d\u540c\u90e8\u7f72\u9700\u6c42\u3002<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f4e\u5ef6\u8fdf\u4e0e\u62e5\u585e\u7ba1\u7406<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5f3a\u8c03\u4f4e\u5ef6\u8fdf\u4ee5\u592a\u7f51\u4ea4\u6362\u673a\u4e0e QoS \u7684\u91cd\u8981\u6027\uff0c\u4ee5\u7ef4\u6301\u7a33\u5b9a\u6027\u80fd\u3002<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4f60\u53ef\u4ee5\u770b\u5230\uff0cNVMe SSD \u6b63\u5728\u5851\u9020\u6570\u636e\u5e93\u5b58\u50a8\u7684\u672a\u6765\u3002\u8fd9\u7c7b\u786c\u76d8\u65e2\u652f\u6301\u5173\u7cfb\u578b\u6570\u636e\u5e93\uff0c\u4e5f\u652f\u6301 NoSQL \u7cfb\u7edf\uff0c\u5e76\u901a\u8fc7\u6d88\u9664\u5b58\u50a8\u74f6\u9888\uff0c\u8ba9 CPU \u4e0e\u7f51\u7edc\u8d44\u6e90\u5f97\u5230\u5145\u5206\u5229\u7528\u3002\u968f\u7740 NVMe \u4e0d\u65ad\u6f14\u8fdb\uff0c\u4f60\u8fd8\u5c06\u53d7\u76ca\u4e8e\u5b58\u50a8\u7ea7\u5185\u5b58\uff08SCM\uff09\u3001\u57fa\u4e8e TCP\/IP \u7684 NVMe\uff0c\u4ee5\u53ca\u7ed3\u5408\u673a\u5668\u5b66\u4e60\u7684\u667a\u80fd\u6570\u636e\u5e03\u5c40\u7b49\u521b\u65b0\u3002\u90a3\u4e9b\u79ef\u6781\u91c7\u7528 NVMe \u4e0e\u73b0\u4ee3\u5b58\u50a8\u65b9\u6848\u7684\u4f01\u4e1a\uff0c\u5c06\u5728\u6570\u636e\u9a71\u52a8\u65f6\u4ee3\u4fdd\u6301\u9886\u5148\u3002<\/p>\n<h2>\u5e38\u89c1\u95ee\u9898\uff08FAQ\uff09<\/h2>\n<h3>\u662f\u4ec0\u4e48\u8ba9 NVMe SSD \u6bd4 SATA SSD \u66f4\u5feb\uff1f<\/h3>\n<p>NVMe SSD \u76f4\u63a5\u8fde\u63a5\u5230 PCIe \u603b\u7ebf\uff0c\u56e0\u6b64\u80fd\u4ee5\u66f4\u9ad8\u901f\u5ea6\u4f20\u8f93\u6570\u636e\u3002\u8fd9\u79cd\u8bbe\u8ba1\u964d\u4f4e\u4e86\u5ef6\u8fdf\uff0c\u5e76\u663e\u8457\u63d0\u5347\u541e\u5410\u91cf\uff0c\u76f8\u6bd4 SATA SSD \u80fd\u63d0\u4f9b\u66f4\u5feb\u901f\u7684\u6027\u80fd\u3002<\/p>\n<h3>NVMe SSD \u80fd\u7f29\u77ed\u6570\u636e\u5e93\u5907\u4efd\u65f6\u95f4\u5417\uff1f<\/h3>\n<p>\u662f\u7684\uff0c\u4f60\u4f1a\u770b\u5230\u4f7f\u7528 NVMe SSD \u540e\u6570\u636e\u5e93\u5907\u4efd\u65f6\u95f4\u660e\u663e\u7f29\u77ed\u3002\u8fd9\u7c7b\u786c\u76d8\u80fd\u591f\u5904\u7406\u9ad8 IOPS \u548c\u5feb\u901f\u6570\u636e\u4f20\u8f93\uff0c\u4f7f\u5907\u4efd\u8fc7\u7a0b\u66f4\u5feb\u3001\u505c\u673a\u65f6\u95f4\u66f4\u5c11\u3002<\/p>\n<h3>NVMe SSD \u9002\u5408\u5173\u952e\u4efb\u52a1\u578b\u6570\u636e\u5e93\u5417\uff1f<\/h3>\n<p>\u4f60\u53ef\u4ee5\u4fe1\u8d56 NVMe SSD \u7684\u53ef\u9760\u6027\u3002\u4f01\u4e1a\u7ea7\u578b\u53f7\u4f7f\u7528\u9519\u8bef\u6821\u6b63\u6280\u672f\uff0c\u5e76\u652f\u6301 RAID \u914d\u7f6e\u3002\u4e0e SATA SSD \u76f8\u6bd4\uff0c\u5176\u6545\u969c\u7387\u66f4\u4f4e\uff0c\u975e\u5e38\u9002\u5408\u5173\u952e\u4efb\u52a1\u578b\u6570\u636e\u5e93\u3002<\/p>\n<blockquote>\n<p>\u63d0\u793a\uff1a\u4f7f\u7528 SMART \u76d1\u63a7\u5de5\u5177\u68c0\u67e5 NVMe SSD \u5065\u5eb7\u72b6\u51b5\uff0c\u5e76\u63d0\u524d\u89c4\u5212\u66f4\u6362\u65f6\u95f4\u3002<\/p>\n<\/blockquote>\n<h3>NVMe SSD \u4f1a\u5982\u4f55\u5f71\u54cd\u6570\u636e\u5e93\u53ef\u6269\u5c55\u6027\uff1f<\/h3>\n<p>\u501f\u52a9 NVMe SSD\uff0c\u4f60\u53ef\u4ee5\u66f4\u8f7b\u677e\u5730\u6269\u5c55\u6570\u636e\u5e93\u3002\u5176\u5927\u89c4\u6a21\u5e76\u884c\u80fd\u529b\u4e0e\u9ad8\u961f\u5217\u6df1\u5ea6\uff0c\u4f7f\u7cfb\u7edf\u80fd\u591f\u5728\u4e0d\u663e\u8457\u6389\u901f\u7684\u524d\u63d0\u4e0b\u5904\u7406\u66f4\u591a\u7528\u6237\u4e0e\u67e5\u8be2\u3002<\/p>\n<div fullwidth=\"\" class=\"qc-default-table-wrapper \">\n<table style=\"min-width: 50px;\">\n<colgroup>\n<col style=\"min-width: 25px;\">\n<col style=\"min-width: 25px;\"><\/colgroup>\n<tbody>\n<tr>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u7279\u6027<\/p>\n<\/th>\n<th colspan=\"1\" rowspan=\"1\">\n<p>\u4f18\u52bf<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5e76\u884c\u961f\u5217<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u652f\u6301\u66f4\u591a\u5e76\u53d1 I\/O<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u9ad8 IOPS<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u66f4\u5feb\u7684\u67e5\u8be2\u5904\u7406\u80fd\u529b<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u4f4e\u5ef6\u8fdf<\/p>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<p>\u5de5\u4f5c\u8d1f\u8f7d\u54cd\u5e94\u66f4\u52a0\u654f\u6377<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5f53\u4f60\u4f7f\u7528 NVMe SSD \u65f6\uff0c\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u6570\u636e\u5e93\u67e5\u8be2\u65f6\u95f4\uff0c\u5c24\u5176\u662f\u7ed3\u5408\u9ad8\u6027\u80fd\u7684\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u3002\u5b58\u50a8\u901f\u5ea6\u548c\u5ef6\u8fdf\u51b3\u5b9a\u4e86\u6570\u636e\u5e93\u54cd\u5e94\u7528\u6237\u8bf7\u6c42\u7684\u901f\u5ea6\u3002NVMe \u786c\u76d8\u4ee5\u5fae\u79d2\u7ea7\u5ef6\u8fdf\u8fd0\u884c\uff0c\u800c SATA \u786c\u76d8\u901a\u5e38\u9700\u8981\u6beb\u79d2\u7ea7\u5ef6\u8fdf\u3002\u8fd9\u79cd\u901f\u5ea6\u5dee\u5f02\u610f\u5473\u7740\u4f60\u53ef\u4ee5\u66f4\u5feb\u5730\u8bbf\u95ee\u6570\u636e\u3002\u8bf7\u67e5\u770b\u4e0b\u8868\u4ee5\u83b7\u5f97\u66f4\u76f4\u89c2\u7684\u5bf9\u6bd4\uff1a \u5b58\u50a8\u7c7b\u578b \u4e8b\u52a1\u901f\u7387\uff08TPS\uff09 HDD 150\u2013300 SATA SSD 3,000\u20136,000 NVMe 15,000\u201330,000 \u4f5c\u4e3a\u4e00\u540d IT \u4e13\u4e1a\u4eba\u5458\u6216 DBA\uff0c\u4f7f\u7528 NVMe \u540e\uff0c\u4f60\u53ef\u4ee5\u83b7\u5f97\u66f4\u5feb\u7684\u7ed3\u679c\u548c\u66f4\u6d41\u7545\u7684\u65e5\u5e38\u8fd0\u7ef4\u4f53\u9a8c\u3002 \u5173\u952e\u8981\u70b9 NVMe SSD \u80fd\u663e\u8457\u964d\u4f4e\u6570\u636e\u5e93\u67e5\u8be2\u65f6\u95f4\uff0c\u76f8\u6bd4\u4f20\u7edf\u5b58\u50a8\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b 20\u201350 \u500d\u7684\u901f\u5ea6\u63d0\u5347\u3002 \u66f4\u4f4e\u7684\u5ef6\u8fdf\u4e0e\u66f4\u9ad8\u7684\u541e\u5410\u91cf\uff0c\u4f7f NVMe \u80fd\u591f\u540c\u65f6\u5904\u7406\u66f4\u591a\u67e5\u8be2\uff0c\u4ece\u800c\u63d0\u5347\u6574\u4f53\u6570\u636e\u5e93\u6027\u80fd\u3002 \u4f7f\u7528 NVMe SSD \u53ef\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u964d\u4f4e IOPS \u74f6\u9888\u98ce\u9669\uff0c\u5728\u6570\u636e\u9700\u6c42\u4e0d\u65ad\u589e\u957f\u65f6\u4ecd\u80fd\u4fdd\u6301\u7a33\u5b9a\u6027\u80fd\u3002 NVMe \u67b6\u6784\u652f\u6301\u5927\u89c4\u6a21\u5e76\u884c\u8bbf\u95ee\uff0c\u4e3a\u589e\u957f\u4e2d\u7684\u6570\u636e\u5e93\u9700\u6c42\u63d0\u4f9b\u9ad8\u6548\u7684\u5e76\u53d1\u8bbf\u95ee\u4e0e\u53ef\u6269\u5c55\u6027\u3002 \u90e8\u7f72 NVMe SSD \u63d0\u5347\u4e86\u6570\u636e\u5b8c\u6574\u6027\u4e0e\u53ef\u9760\u6027\uff0c\u975e\u5e38\u9002\u5408\u5173\u952e\u4efb\u52a1\u578b\u6570\u636e\u5e93\u3002 NVMe \u5b58\u50a8 vs. \u4f20\u7edf\u5b58\u50a8 NVMe SSD \u7684\u67b6\u6784 \u5c06 NVMe \u5b58\u50a8\u4e0e\u4f20\u7edf SATA \u6216 [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" 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