{"id":27343,"date":"2025-11-19T14:26:33","date_gmt":"2025-11-19T06:26:33","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/optimizing-storage-performance-io-bottleneck-for-japan-servers\/"},"modified":"2025-11-19T14:36:57","modified_gmt":"2025-11-19T06:36:57","slug":"optimizing-storage-performance-io-bottleneck-for-japan-servers","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/optimizing-storage-performance-io-bottleneck-for-japan-servers\/","title":{"rendered":"\u512a\u5316\u5132\u5b58\u6548\u80fd\uff1a\u65e5\u672c\u4f3a\u670d\u5668IO\u74f6\u9838\u89e3\u6c7a\u65b9\u6848"},"content":{"rendered":"<p>\u5132\u5b58\u6548\u80fd\u512a\u5316\u4ecd\u7136\u662f\u6280\u8853\u5c08\u696d\u4eba\u54e1\u5728\u5feb\u901f\u767c\u5c55\u7684<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/hk\/cn2\/\" target=\"_blank\">\u65e5\u672c\u4f3a\u670d\u5668\u79df\u7528<\/a>\u74b0\u5883\u4e2d\u7ba1\u7406\u4f3a\u670d\u5668\u6642\u7684\u95dc\u9375\u6311\u6230\u3002\u7121\u8ad6\u60a8\u662f\u5728\u6771\u4eac\u6578\u64da\u4e2d\u5fc3\u904b\u884c\u9ad8\u6d41\u91cf\u61c9\u7528\u7a0b\u5f0f\uff0c\u9084\u662f\u5728\u5927\u962a\u7684\u4e3b\u6a5f\u4ee3\u7ba1\u8a2d\u65bd\u7ba1\u7406\u95dc\u9375\u4efb\u52d9\u8cc7\u6599\u5eab\uff0c\u4e86\u89e3\u548c\u89e3\u6c7a<a href=\"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/how-to-solve-insufficient-system-disk-space-on-us-servers\/\" target=\"_blank\">\u78c1\u789fIO\u74f6\u9838<\/a>\u5c0d\u65bc\u7dad\u6301\u6700\u4f73\u7cfb\u7d71\u6548\u80fd\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2><strong>\u4e86\u89e3\u65e5\u672c\u4f3a\u670d\u5668\u74b0\u5883\u4e2d\u7684\u78c1\u789fIO\u74f6\u9838<\/strong><\/h2>\n<p>\u65e5\u672c\u4f3a\u670d\u5668\u57fa\u790e\u8a2d\u65bd\u7684\u7368\u7279\u7279\u6027\u70ba\u5132\u5b58\u6548\u80fd\u512a\u5316\u5e36\u4f86\u7279\u5b9a\u6311\u6230\u3002\u5728\u8a72\u570b\u9ad8\u5bc6\u5ea6\u6578\u64da\u4e2d\u5fc3\u548c\u56b4\u683c\u7684\u6548\u80fd\u8981\u6c42\u4e0b\uff0c\u8b58\u5225\u548c\u89e3\u6c7aIO\u74f6\u9838\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u8907\u96dc\u3002<\/p>\n<ul>\n<li>\u904e\u591a\u7684\u96a8\u6a5f\u8b80\u5beb\u64cd\u4f5c\u5f71\u97ff\u61c9\u7528\u7a0b\u5f0f\u56de\u61c9\u6642\u9593<\/li>\n<li>\u5feb\u53d6\u914d\u7f6e\u4e0d\u4f73\u5c0e\u81f4\u78c1\u789f\u6d3b\u52d5\u589e\u52a0<\/li>\n<li>\u50b3\u7d71RAID\u8a2d\u7f6e\u96e3\u4ee5\u61c9\u5c0d\u73fe\u4ee3\u5de5\u4f5c\u8ca0\u8f09\u9700\u6c42<\/li>\n<li>\u820a\u5f0f\u8a17\u7ba1\u74b0\u5883\u7684\u786c\u9ad4\u9650\u5236<\/li>\n<\/ul>\n<h2><strong>\u786c\u9ad4\u5c64\u7d1a\u512a\u5316\u7b56\u7565<\/strong><\/h2>\n<p>\u73fe\u4ee3\u5132\u5b58\u89e3\u6c7a\u65b9\u6848\u70ba\u63d0\u5347\u6548\u80fd\u63d0\u4f9b\u591a\u7a2e\u9014\u5f91\uff0c\u7279\u5225\u662f\u5728\u65e5\u672c\u6280\u8853\u9818\u5148\u7684\u4f3a\u670d\u5668\u74b0\u5883\u4e2d\u3002<\/p>\n<ol>\n<li>NVMe\u5be6\u65bd\uff1a\n<ul>\n<li>\u76f4\u63a5\u8a18\u61b6\u9ad4\u5b58\u53d6\u964d\u4f4eIO\u958b\u92b7<\/li>\n<li>\u4e26\u884c\u64cd\u4f5c\u80fd\u529b\u63d0\u5347\u541e\u5410\u91cf<\/li>\n<li>\u964d\u4f4e\u9ad8\u5bc6\u5ea6\u904b\u7b97\u74b0\u5883\u7684\u5ef6\u9072<\/li>\n<\/ul>\n<\/li>\n<li>RAID\u914d\u7f6e\u5f37\u5316\uff1a\n<ul>\n<li>RAID 10\u5be6\u73fe\u6548\u80fd\u548c\u5197\u9918\u7684\u6700\u4f73\u5e73\u8861<\/li>\n<li>\u7b56\u7565\u6027\u4f7f\u7528RAID 0\u7528\u65bc\u81e8\u6642\u6578\u64da\u5132\u5b58<\/li>\n<li>RAID\u63a7\u5236\u5668\u7684\u5feb\u53d6\u512a\u5316<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u7cfb\u7d71\u5c64\u7d1a\u6548\u80fd\u8abf\u6821<\/strong><\/h2>\n<p>\u5728\u7cfb\u7d71\u5c64\u7d1a\u9032\u884c\u512a\u5316\u9700\u8981\u63a1\u7528\u6709\u689d\u7406\u7684\u914d\u7f6e\u548c\u53c3\u6578\u8abf\u6574\u65b9\u6cd5\uff0c\u7279\u5225\u662f\u5c0d\u65bc\u5728\u65e5\u672c\u57fa\u790e\u8a2d\u65bd\u4e2d\u904b\u884c\u7684\u4f3a\u670d\u5668\u3002<\/p>\n<ul>\n<li>IO\u6392\u7a0b\u5668\u914d\u7f6e\uff1a\n<ul>\n<li>\u70ba\u8cc7\u6599\u5eab\u4f3a\u670d\u5668\u5be6\u65bddeadline\u6392\u7a0b\u5668<\/li>\n<li>\u5728\u5171\u4eab\u8a17\u7ba1\u74b0\u5883\u4e2d\u4f7f\u7528CFQ\uff08\u5b8c\u5168\u516c\u5e73\u4f47\u5217\uff09<\/li>\n<li>\u91dd\u5c0d\u684c\u9762\u7d1a\u5de5\u4f5c\u8ca0\u8f09\u7684BFQ\u512a\u5316<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u70ba\u5728\u65e5\u672c\u6578\u64da\u4e2d\u5fc3\u7372\u5f97\u6700\u4f73\u6548\u80fd\uff0c\u8acb\u8003\u616e\u4ee5\u4e0b\u6838\u5fc3\u53c3\u6578\u8abf\u6574\uff1a<\/p>\n<pre>\r\n# \u91dd\u5c0d\u91cdIO\u5de5\u4f5c\u8ca0\u8f09\u512a\u5316VM\u5b50\u7cfb\u7d71\r\nvm.dirty_ratio = 10\r\nvm.dirty_background_ratio = 5\r\nvm.swappiness = 10\r\n\r\n# \u589e\u5f37\u5132\u5b58\u64cd\u4f5c\u7684\u7db2\u8def\u6548\u80fd\r\nnet.core.rmem_max = 16777216\r\nnet.core.wmem_max = 16777216\r\n<\/pre>\n<h2><strong>\u61c9\u7528\u7a0b\u5f0f\u5c64\u7d1a\u512a\u5316\u6280\u8853<\/strong><\/h2>\n<p>\u61c9\u7528\u7a0b\u5f0f\u512a\u5316\u5728\u7ba1\u7406IO\u6548\u80fd\u65b9\u9762\u626e\u6f14\u8457\u95dc\u9375\u89d2\u8272\uff0c\u7279\u5225\u662f\u5728\u65e5\u672c\u9ad8\u541e\u5410\u91cf\u7684\u8a17\u7ba1\u74b0\u5883\u4e2d\u3002<\/p>\n<ol>\n<li>\u8cc7\u6599\u5eab\u512a\u5316\uff1a\n<ul>\n<li>\u5be6\u65bd\u9069\u7576\u7684\u7d22\u5f15\u7b56\u7565<\/li>\n<li>\u512a\u5316\u67e5\u8a62\u6a21\u5f0f\u4ee5\u6e1b\u5c11\u78c1\u789f\u5b58\u53d6<\/li>\n<li>\u6839\u64da\u5de5\u4f5c\u8ca0\u8f09\u8abf\u6574\u7de9\u885d\u6c60\u5927\u5c0f<\/li>\n<\/ul>\n<\/li>\n<li>\u65e5\u8a8c\u7ba1\u7406\uff1a\n<ul>\n<li>\u5be6\u65bd\u9069\u7576\u58d3\u7e2e\u7684\u65e5\u8a8c\u8f2a\u66ff<\/li>\n<li>\u4f7f\u7528\u7368\u7acb\u78c1\u789f\u5377\u5b58\u5132\u65e5\u8a8c<\/li>\n<li>\u6839\u64da\u64cd\u4f5c\u8981\u6c42\u8abf\u6574\u65e5\u8a8c\u7d1a\u5225<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u76e3\u63a7\u548c\u6548\u80fd\u5206\u6790<\/strong><\/h2>\n<p>\u6709\u6548\u7684\u76e3\u63a7\u5c0d\u65bc\u7dad\u6301\u65e5\u672c\u4f3a\u670d\u5668\u74b0\u5883\u4e2d\u7684\u6700\u4f73\u5132\u5b58\u6548\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u5168\u9762\u76e3\u63a7\u89e3\u6c7a\u65b9\u6848\u7684\u5be6\u65bd\u61c9\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5373\u6642\u6548\u80fd\u6307\u6a19\uff1a\n<ul>\n<li>IOPS\uff08\u6bcf\u79d2\u8f38\u5165\/\u8f38\u51fa\u64cd\u4f5c\u6b21\u6578\uff09<\/li>\n<li>MB\/s\u7684\u541e\u5410\u7387<\/li>\n<li>\u5e73\u5747\u4f47\u5217\u6df1\u5ea6<\/li>\n<li>\u56de\u61c9\u6642\u9593\u6e2c\u91cf<\/li>\n<\/ul>\n<\/li>\n<li>\u76e3\u63a7\u5de5\u5177\u6574\u5408\uff1a\n<ul>\n<li>\u4f7f\u7528iotop\u9032\u884c\u7a0b\u5e8f\u7d1aIO\u76e3\u63a7<\/li>\n<li>\u4f7f\u7528iostat\u7372\u53d6\u7cfb\u7d71\u7bc4\u570dIO\u7d71\u8a08<\/li>\n<li>\u4f7f\u7528dstat\u7372\u53d6\u5168\u9762\u7cfb\u7d71\u6307\u6a19<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u65e5\u672c\u7279\u5b9a\u512a\u5316\u8003\u91cf<\/strong><\/h2>\n<p>\u5728\u512a\u5316\u65e5\u672c\u4f3a\u670d\u5668\u74b0\u5883\u7684\u5132\u5b58\u6548\u80fd\u6642\uff0c\u9700\u8981\u7279\u5225\u6ce8\u610f\u5e7e\u500b\u672c\u5730\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u4e2d\u5fc3\u9078\u64c7\uff1a\n<ul>\n<li>\u9760\u8fd1\u6771\u4eac\u548c\u5927\u962a\u4e3b\u8981\u7db2\u8def\u4ea4\u63db\u4e2d\u5fc3<\/li>\n<li>2011\u5e74\u6cd5\u898f\u5f8c\u7684\u96fb\u529b\u57fa\u790e\u8a2d\u65bd\u53ef\u9760\u6027<\/li>\n<li>\u81ea\u7136\u707d\u5bb3\u9632\u8b77\u63aa\u65bd<\/li>\n<\/ul>\n<\/li>\n<li>\u786c\u9ad4\u63a1\u8cfc\uff1a\n<ul>\n<li>\u672c\u5730\u5ee0\u5546\u652f\u63f4\u53ef\u7528\u6027<\/li>\n<li>\u8207\u65e5\u672c\u96fb\u529b\u6a19\u6e96\u7684\u76f8\u5bb9\u6027<\/li>\n<li>\u4fdd\u56fa\u548c\u7dad\u8b77\u8003\u91cf<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><strong>\u6848\u4f8b\u7814\u7a76\u548c\u6700\u4f73\u5be6\u8e10<\/strong><\/h2>\n<p>\u65e5\u672c\u8a17\u7ba1\u74b0\u5883\u4e2d\u7684\u8fd1\u671f\u5be6\u65bd\u5df2\u5c55\u793a\u986f\u8457\u7684\u6548\u80fd\u6539\u9032\uff1a<\/p>\n<ol>\n<li>\u96fb\u5b50\u5546\u52d9\u5e73\u53f0\u512a\u5316\uff1a\n<ul>\n<li>IO\u7b49\u5f85\u6642\u9593\u6e1b\u5c1170%<\/li>\n<li>\u4ea4\u6613\u8655\u7406\u901f\u5ea6\u63d0\u53472.5\u500d<\/li>\n<li>\u5132\u5b58\u958b\u92b7\u6e1b\u5c1140%<\/li>\n<\/ul>\n<\/li>\n<li>\u904a\u6232\u4f3a\u670d\u5668\u5f37\u5316\uff1a\n<ul>\n<li>\u96a8\u6a5f\u8b80\u53d6\u5ef6\u9072\u964d\u4f4e95%<\/li>\n<li>\u904a\u6232\u5c16\u5cf0\u6642\u6bb5\u7dad\u6301\u7a69\u5b9a\u6548\u80fd<\/li>\n<li>\u6539\u5584\u7528\u6236\u9ad4\u9a57\u6307\u6a19<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u7d50\u8ad6\u548c\u5be6\u65bd\u8def\u7dda\u5716<\/strong><\/h2>\n<p>\u512a\u5316\u65e5\u672c\u4f3a\u670d\u5668\u7684\u5132\u5b58\u6548\u80fd\u9700\u8981\u7d9c\u5408\u65b9\u6cd5\uff0c\u7d50\u5408\u786c\u9ad4\u5347\u7d1a\u3001\u7cfb\u7d71\u5c64\u7d1a\u8abf\u6821\u548c\u61c9\u7528\u7a0b\u5f0f\u512a\u5316\u3002\u5728\u65e5\u672c\u8a17\u7ba1\u5e02\u5834\u53d6\u5f97\u6210\u529f\u9700\u8981\u6ce8\u610f\u672c\u5730\u57fa\u790e\u8a2d\u65bd\u8981\u6c42\uff0c\u540c\u6642\u7dad\u6301\u5168\u7403\u6548\u80fd\u6a19\u6e96\u3002\u70ba\u7372\u5f97\u6700\u4f73\u7d50\u679c\uff0c\u7cfb\u7d71\u5730\u5be6\u65bd\u9019\u4e9b\u89e3\u6c7a\u65b9\u6848\uff0c\u4e26\u6839\u64da\u6548\u80fd\u6307\u6a19\u9032\u884c\u5b9a\u671f\u76e3\u63a7\u548c\u8abf\u6574\u3002<\/p>\n<ul>\n<li>\u95dc\u9375\u5be6\u65bd\u6b65\u9a5f\uff1a\n<ul>\n<li>\u9032\u884c\u5fb9\u5e95\u7684\u6548\u80fd\u57fa\u6e96\u8a55\u4f30<\/li>\n<li>\u7b56\u7565\u6027\u5be6\u65bd\u786c\u9ad4\u5347\u7d1a<\/li>\n<li>\u9010\u6b65\u5fae\u8abf\u7cfb\u7d71\u53c3\u6578<\/li>\n<li>\u7dad\u6301\u5b9a\u671f\u6548\u80fd\u76e3\u63a7<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u900f\u904e\u9075\u5faa\u9019\u4e9b\u512a\u5316\u7b56\u7565\u4e26\u8003\u616e\u65e5\u672c\u7368\u7279\u7684\u8a17\u7ba1\u74b0\u5883\uff0c\u7d44\u7e54\u53ef\u4ee5\u986f\u8457\u6539\u5584\u5176\u4f3a\u670d\u5668\u5132\u5b58\u6548\u80fd\uff0c\u4e26\u5728\u4e9e\u6d32\u5e02\u5834\u4fdd\u6301\u7af6\u722d\u512a\u52e2\u3002\u8acb\u8a18\u4f4f\uff0c\u5132\u5b58\u512a\u5316\u662f\u4e00\u500b\u6301\u7e8c\u7684\u904e\u7a0b\uff0c\u9700\u8981\u5b9a\u671f\u8a55\u4f30\u548c\u8abf\u6574\u4ee5\u6eff\u8db3\u4e0d\u65b7\u6f14\u8b8a\u7684\u6548\u80fd\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5132\u5b58\u6548\u80fd\u512a\u5316\u4ecd\u7136\u662f\u6280\u8853\u5c08\u696d\u4eba\u54e1\u5728\u5feb\u901f\u767c\u5c55\u7684\u65e5\u672c\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\u7ba1\u7406\u4f3a\u670d\u5668\u6642\u7684\u95dc\u9375\u6311\u6230\u3002\u7121\u8ad6\u60a8\u662f\u5728\u6771\u4eac\u6578\u64da\u4e2d\u5fc3\u904b [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/optimizing-storage-performance-io-bottleneck-for-japan-servers\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":11,"featured_media":27332,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[267],"tags":[],"class_list":["post-27343","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-tc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u512a\u5316\u5132\u5b58\u6548\u80fd\uff1a\u65e5\u672c\u4f3a\u670d\u5668IO\u74f6\u9838\u89e3\u6c7a\u65b9\u6848<\/title>\n<meta name=\"description\" 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