{"id":422350,"date":"2024-12-03T10:44:27","date_gmt":"2024-12-03T02:44:27","guid":{"rendered":"https:\/\/www.idc.net\/help\/422350\/"},"modified":"2024-12-03T10:44:27","modified_gmt":"2024-12-03T02:44:27","slug":"%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3docker%e5%ae%b9%e5%99%a8%e7%9a%84%e7%a3%81%e7%9b%98i-o%e6%80%a7%e8%83%bd%e7%93%b6%e9%a2%88%e9%97%ae%e9%a2%98%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/422350\/","title":{"rendered":"\u5982\u4f55\u89e3\u51b3Docker\u5bb9\u5668\u7684\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888\u95ee\u9898\uff1f"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e8%a7%a3%e5%86%b3docker%e5%ae%b9%e5%99%a8%e7%9a%84%e7%a3%81%e7%9b%98i-o%e6%80%a7%e8%83%bd%e7%93%b6%e9%a2%88%e9%97%ae%e9%a2%98%ef%bc%9f-kAeosxpuUR\">\u5982\u4f55\u89e3\u51b3Docker\u5bb9\u5668\u7684\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888\u95ee\u9898\uff1f<\/h1>\n<p>\u5728\u73b0\u4ee3\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u548c\u90e8\u7f72\u4e2d\uff0cDocker\u5bb9\u5668\u56e0\u5176\u8f7b\u91cf\u7ea7\u548c\u7075\u6d3b\u6027\u800c\u53d7\u5230\u5e7f\u6cdb\u6b22\u8fce\u3002\u7136\u800c\uff0c\u968f\u7740\u5e94\u7528\u7a0b\u5e8f\u7684\u590d\u6742\u6027\u589e\u52a0\uff0cDocker\u5bb9\u5668\u7684\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888\u95ee\u9898\u9010\u6e10\u663e\u73b0\uff0c\u5f71\u54cd\u4e86\u6574\u4f53\u7cfb\u7edf\u7684\u6027\u80fd\u3002\u672c\u6587\u5c06\u63a2\u8ba8\u5982\u4f55\u8bc6\u522b\u548c\u89e3\u51b3Docker\u5bb9\u5668\u7684\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888\u95ee\u9898\u3002<\/p>\n<h2 id=\"%e7%90%86%e8%a7%a3%e7%a3%81%e7%9b%98i-o%e6%80%a7%e8%83%bd%e7%93%b6%e9%a2%88-kAeosxpuUR\">\u7406\u89e3\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888<\/h2>\n<p>\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888\u901a\u5e38\u8868\u73b0\u4e3a\u5bb9\u5668\u5185\u5e94\u7528\u7a0b\u5e8f\u7684\u54cd\u5e94\u65f6\u95f4\u5ef6\u8fdf\u3001\u6570\u636e\u8bfb\u5199\u901f\u5ea6\u7f13\u6162\u7b49\u95ee\u9898\u3002\u9020\u6210\u8fd9\u4e9b\u95ee\u9898\u7684\u539f\u56e0\u53ef\u80fd\u6709\u5f88\u591a\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u4e8e\uff1a<\/p>\n<ul>\n<li>\u5bbf\u4e3b\u673a\u7684\u78c1\u76d8\u6027\u80fd\u4e0d\u8db3<\/li>\n<li>\u5bb9\u5668\u7684\u5b58\u50a8\u9a71\u52a8\u914d\u7f6e\u4e0d\u5f53<\/li>\n<li>\u4e0d\u5408\u7406\u7684\u6587\u4ef6\u7cfb\u7edf\u9009\u62e9<\/li>\n<li>\u9ad8\u5e76\u53d1\u7684\u8bfb\u5199\u8bf7\u6c42<\/li>\n<\/ul>\n<h2 id=\"%e8%af%86%e5%88%ab%e6%80%a7%e8%83%bd%e7%93%b6%e9%a2%88-kAeosxpuUR\">\u8bc6\u522b\u6027\u80fd\u74f6\u9888<\/h2>\n<p>\u5728\u89e3\u51b3\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u8bc6\u522b\u95ee\u9898\u7684\u6839\u6e90\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5de5\u5177\u548c\u65b9\u6cd5\u8fdb\u884c\u76d1\u6d4b\uff1a<\/p>\n<ul>\n<li><code>iostat<\/code>\uff1a\u7528\u4e8e\u76d1\u6d4b\u7cfb\u7edf\u7684I\/O\u6027\u80fd\uff0c\u67e5\u770b\u5404\u4e2a\u8bbe\u5907\u7684\u8bfb\u5199\u901f\u7387\u3002<\/li>\n<li><code>docker stats<\/code>\uff1a\u53ef\u4ee5\u5b9e\u65f6\u67e5\u770b\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\uff0c\u5305\u62ecI\/O\u3002<\/li>\n<li><code>dstat<\/code>\uff1a\u7efc\u5408\u76d1\u6d4bCPU\u3001\u5185\u5b58\u3001\u78c1\u76d8I\/O\u7b49\u591a\u9879\u6307\u6807\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u8fd9\u4e9b\u5de5\u5177\uff0c\u53ef\u4ee5\u83b7\u53d6\u5230\u5bb9\u5668\u7684I\/O\u4f7f\u7528\u60c5\u51b5\uff0c\u4ece\u800c\u5224\u65ad\u662f\u5426\u5b58\u5728\u6027\u80fd\u74f6\u9888\u3002<\/p>\n<h2 id=\"%e4%bc%98%e5%8c%96%e5%ad%98%e5%82%a8%e9%a9%b1%e5%8a%a8-kAeosxpuUR\">\u4f18\u5316\u5b58\u50a8\u9a71\u52a8<\/h2>\n<p>Docker\u652f\u6301\u591a\u79cd\u5b58\u50a8\u9a71\u52a8\uff0c\u5982Overlay2\u3001aufs\u3001devicemapper\u7b49\u3002\u9009\u62e9\u5408\u9002\u7684\u5b58\u50a8\u9a71\u52a8\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8I\/O\u6027\u80fd\u3002\u4e00\u822c\u6765\u8bf4\uff0cOverlay2\u662f\u63a8\u8350\u7684\u5b58\u50a8\u9a71\u52a8\uff0c\u56e0\u4e3a\u5b83\u5728\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u65b9\u9762\u8868\u73b0\u826f\u597d\u3002<\/p>\n<pre><code>docker info | grep \"Storage Driver\"<\/code><\/pre>\n<p>\u5982\u679c\u5f53\u524d\u4f7f\u7528\u7684\u5b58\u50a8\u9a71\u52a8\u4e0d\u7406\u60f3\uff0c\u53ef\u4ee5\u8003\u8651\u91cd\u65b0\u914d\u7f6eDocker\u4ee5\u4f7f\u7528Overlay2\u9a71\u52a8\u3002<\/p>\n<h2 id=\"%e9%80%89%e6%8b%a9%e5%90%88%e9%80%82%e7%9a%84%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f-kAeosxpuUR\">\u9009\u62e9\u5408\u9002\u7684\u6587\u4ef6\u7cfb\u7edf<\/h2>\n<p>\u6587\u4ef6\u7cfb\u7edf\u7684\u9009\u62e9\u5bf9\u78c1\u76d8I\/O\u6027\u80fd\u6709\u7740\u91cd\u8981\u5f71\u54cd\u3002\u5e38\u89c1\u7684\u6587\u4ef6\u7cfb\u7edf\u5982ext4\u3001XFS\u7b49\uff0c\u5404\u6709\u4f18\u7f3a\u70b9\u3002\u5bf9\u4e8e\u9ad8\u5e76\u53d1\u7684\u8bfb\u5199\u573a\u666f\uff0cXFS\u901a\u5e38\u8868\u73b0\u66f4\u597d\uff0c\u800cext4\u5219\u5728\u5c0f\u6587\u4ef6\u5904\u7406\u4e0a\u66f4\u4e3a\u9ad8\u6548\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e9%ab%98%e6%80%a7%e8%83%bd%e5%ad%98%e5%82%a8%e8%a7%a3%e5%86%b3%e6%96%b9%e6%a1%88-kAeosxpuUR\">\u4f7f\u7528\u9ad8\u6027\u80fd\u5b58\u50a8\u89e3\u51b3\u65b9\u6848<\/h2>\n<p>\u5982\u679c\u5bbf\u4e3b\u673a\u7684\u78c1\u76d8\u6027\u80fd\u4e0d\u8db3\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u66f4\u9ad8\u6027\u80fd\u7684\u5b58\u50a8\u89e3\u51b3\u65b9\u6848\uff0c\u5982SSD\u6216NVMe\u786c\u76d8\u3002\u8fd9\u4e9b\u786c\u76d8\u5728\u8bfb\u5199\u901f\u5ea6\u4e0a\u8fdc\u8d85\u4f20\u7edf\u7684HDD\uff0c\u80fd\u591f\u6709\u6548\u7f13\u89e3I\/O\u74f6\u9888\u95ee\u9898\u3002<\/p>\n<h2 id=\"%e5%90%88%e7%90%86%e9%85%8d%e7%bd%ae%e5%ae%b9%e5%99%a8%e8%b5%84%e6%ba%90-kAeosxpuUR\">\u5408\u7406\u914d\u7f6e\u5bb9\u5668\u8d44\u6e90<\/h2>\n<p>\u5728Docker\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u5bb9\u5668\u7684\u8d44\u6e90\u9650\u5236\u6765\u4f18\u5316\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u9650\u5236\u5bb9\u5668\u7684CPU\u548c\u5185\u5b58\u4f7f\u7528\uff0c\u4ee5\u907f\u514d\u8d44\u6e90\u4e89\u7528\u5bfc\u81f4\u7684I\/O\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<pre><code>docker run --cpus=\"1.0\" --memory=\"512m\" your_image<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%bc%93%e5%ad%98%e6%9c%ba%e5%88%b6-kAeosxpuUR\">\u4f7f\u7528\u7f13\u5b58\u673a\u5236<\/h2>\n<p>\u5728\u5e94\u7528\u5c42\u9762\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u7f13\u5b58\u673a\u5236\u6765\u51cf\u5c11\u5bf9\u78c1\u76d8\u7684\u76f4\u63a5\u8bfb\u5199\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Redis\u7b49\u5185\u5b58\u6570\u636e\u5e93\u6765\u7f13\u5b58\u9891\u7e41\u8bbf\u95ee\u7684\u6570\u636e\uff0c\u4ece\u800c\u964d\u4f4e\u78c1\u76d8I\/O\u7684\u538b\u529b\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-kAeosxpuUR\">\u603b\u7ed3<\/h2>\n<p>\u89e3\u51b3Docker\u5bb9\u5668\u7684\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888\u95ee\u9898\u9700\u8981\u7efc\u5408\u8003\u8651\u591a\u4e2a\u56e0\u7d20\uff0c\u5305\u62ec\u5b58\u50a8\u9a71\u52a8\u3001\u6587\u4ef6\u7cfb\u7edf\u3001\u786c\u4ef6\u6027\u80fd\u7b49\u3002\u901a\u8fc7\u5408\u7406\u7684\u76d1\u6d4b\u548c\u4f18\u5316\u63aa\u65bd\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u5bb9\u5668\u7684I\/O\u6027\u80fd\uff0c\u786e\u4fdd\u5e94\u7528\u7a0b\u5e8f\u7684\u9ad8\u6548\u8fd0\u884c\u3002\u5bf9\u4e8e\u9700\u8981\u9ad8\u6027\u80fd\u7684\u5e94\u7528\uff0c\u9009\u62e9\u5408\u9002\u7684<a href=\"https:\/\/idc.net\">\u4e91\u670d\u52a1\u5668<\/a>\u6216<a href=\"https:\/\/idc.net\">VPS<\/a>\u89e3\u51b3\u65b9\u6848\u4e5f\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u8003\u8651\u56e0\u7d20\u3002\u540e\u6d6a\u4e91\u63d0\u4f9b\u591a\u79cd\u9ad8\u6027\u80fd\u7684\u670d\u52a1\u5668\u9009\u9879\uff0c\u6ee1\u8db3\u4e0d\u540c\u7528\u6237\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u89e3\u51b3Docker\u5bb9\u5668\u78c1\u76d8I\/O\u6027\u80fd\u74f6\u9888\u7684\u6709\u6548\u65b9\u6cd5\uff0c\u63d0\u5347\u5e94\u7528\u6548\u7387\uff0c\u4f18\u5316\u5b58\u50a8\u914d\u7f6e\u4e0e\u8d44\u6e90\u7ba1\u7406\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[202757],"tags":[],"class_list":["post-422350","post","type-post","status-publish","format-standard","hentry","category-docker"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/422350","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=422350"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/422350\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=422350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=422350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=422350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}