{"id":61931,"date":"2025-04-29T15:32:48","date_gmt":"2025-04-29T07:32:48","guid":{"rendered":"https:\/\/fwq.ai\/blog\/61931\/"},"modified":"2025-04-29T15:32:48","modified_gmt":"2025-04-29T07:32:48","slug":"linux%e4%b8%8a%e7%9a%84docker%e5%ae%b9%e5%99%a8%e7%9b%91%e6%8e%a7%ef%bc%9a%e5%a6%82%e4%bd%95%e5%88%86%e6%9e%90%e5%92%8c%e4%bc%98%e5%8c%96%e5%ae%b9%e5%99%a8%e7%9a%84%e8%b5%84%e6%ba%90%e5%88%a9-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/61931\/","title":{"rendered":"Linux\u4e0a\u7684Docker\u5bb9\u5668\u76d1\u63a7\uff1a\u5982\u4f55\u5206\u6790\u548c\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff1f"},"content":{"rendered":"<p>\u4e0a\u7684\u5bb9\u5668\u76d1\u63a7\uff1a\u5982\u4f55\u5206\u6790\u548c\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff1f<\/p>\n<p>\u5f15\u8a00\uff1a<br \/>Docker\u662f\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u53ef\u4ee5\u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u542f\u52a8\u548c\u7ba1\u7406\u5bb9\u5668\u3002\u4f7f\u7528Docker\u53ef\u4ee5\u5feb\u901f\u90e8\u7f72\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u9ad8\u5f00\u53d1\u548c\u90e8\u7f72\u6548\u7387\u3002\u7136\u800c\uff0c\u968f\u7740\u5e94\u7528\u7a0b\u5e8f\u6570\u91cf\u7684\u589e\u52a0\u4ee5\u53ca\u5bb9\u5668\u5316\u73af\u5883\u7684\u590d\u6742\u6027\uff0c\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u6210\u4e3a\u4e00\u4e2a\u91cd\u8981\u7684\u95ee\u9898\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5206\u6790\u548c\u4f18\u5316Docker\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002<\/p>\n<p>\u4e00\u3001\u76d1\u63a7Docker\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387<br \/>\u5728\u5206\u6790\u548c\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u4e4b\u524d\uff0c\u6211\u4eec\u9996\u5148\u9700\u8981\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u3002Docker\u63d0\u4f9b\u4e86\u4e00\u4e9b\u547d\u4ee4\u548cAPI\u6765\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u5de5\u5177\u6765\u6536\u96c6\u548c\u5206\u6790\u5bb9\u5668\u7684\u6027\u80fd\u6570\u636e\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528Docker\u547d\u4ee4\u76d1\u63a7\u5bb9\u5668\u8d44\u6e90\u5229\u7528\u7387<br \/>Docker\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5b9e\u7528\u7684\u547d\u4ee4\u6765\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u793a\u4f8b\uff1a<\/li>\n<\/ol>\n<ul>\n<li>\n<p>\u67e5\u770b\u5bb9\u5668\u7684CPU\u5229\u7528\u7387\uff1a<\/p>\n<pre>$ docker stats<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u67e5\u770b\u5bb9\u5668\u7684\u5185\u5b58\u5229\u7528\u7387\uff1a<\/p>\n<pre>$ docker stats --format \"table {{.Container}}    {{.CPUPerc}}    {{.MemUsage}}    {{.MemPerc}}\"<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<li>\n<p>\u67e5\u770b\u5bb9\u5668\u7684\u7f51\u7edc\u5229\u7528\u7387\uff1a<\/p>\n<pre>$ docker stats --format \"table {{.Container}}    {{.NetIO}}    {{.BlockIO}}\"<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ul>\n<p>\u4f7f\u7528\u8fd9\u4e9b\u547d\u4ee4\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u65f6\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff0c\u5e76\u6839\u636e\u9700\u8981\u91c7\u53d6\u76f8\u5e94\u7684\u63aa\u65bd\u6765\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528Docker API\u76d1\u63a7\u5bb9\u5668\u8d44\u6e90\u5229\u7528\u7387<br \/>\u9664\u4e86\u547d\u4ee4\u884c\u5de5\u5177\u5916\uff0cDocker\u8fd8\u63d0\u4f9b\u4e86\u4e00\u5957\u5b8c\u6574\u7684API\u6765\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002\u901a\u8fc7\u4f7f\u7528Docker API\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u5bb9\u5668\u7684\u6027\u80fd\u6570\u636e\u5bfc\u5165\u5230\u5176\u4ed6\u7cfb\u7edf\u4e2d\u8fdb\u884c\u5206\u6790\u548c\u5904\u7406\u3002<\/li>\n<\/ol>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528Docker API\u76d1\u63a7\u5bb9\u5668CPU\u5229\u7528\u7387\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<pre>import docker\n\ndef monitor_container_resource_usage(container_id):\n    client = docker.from_env()\n    container = client.containers.get(container_id)\n    stats = container.stats(stream=False)\n    cpu_usage = stats['cpu_stats']['cpu_usage']['total_usage']\n    cpu_limit = stats['cpu_stats']['cpu_usage']['percpu_usage']\n    cpu_percent = round((cpu_usage \/ sum(cpu_limit) * 100), 2)\n    print(f\"Container {container_id} CPU utilization: {cpu_percent}%\")\n\nif __name__ == \"__main__\":\n    container_id = \"d6d39e8dc22f\"  # \u8f93\u5165\u5bb9\u5668ID\n    monitor_container_resource_usage(container_id)<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u901a\u8fc7\u4f7f\u7528Docker API\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u5bb9\u5668\u7684\u6027\u80fd\u6570\u636e\uff0c\u8fdb\u800c\u5bf9\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u8fdb\u884c\u76d1\u63a7\u548c\u5206\u6790\u3002<\/p>\n<p>\u4e8c\u3001\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387<br \/>\u5f53\u6211\u4eec\u4e86\u89e3\u4e86\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u4e4b\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u9700\u8981\u91c7\u53d6\u4e00\u4e9b\u63aa\u65bd\u6765\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u3002\u4e0b\u9762\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4f18\u5316\u65b9\u6cd5\u3002<\/p>\n<ol>\n<li>\u8c03\u6574\u5bb9\u5668\u7684CPU\u548c\u5185\u5b58\u9650\u5236<br \/>\u901a\u8fc7\u8c03\u6574\u5bb9\u5668\u7684CPU\u548c\u5185\u5b58\u9650\u5236\uff0c\u6211\u4eec\u53ef\u4ee5\u63a7\u5236\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u3002\u53ef\u4ee5\u901a\u8fc7\u5728\u8fd0\u884c\u5bb9\u5668\u65f6\u4f7f\u7528&#8211;cpus\u53c2\u6570\u9650\u5236\u5bb9\u5668\u7684CPU\u4f7f\u7528\u91cf\uff0c\u4f7f\u7528&#8211;memory\u53c2\u6570\u9650\u5236\u5bb9\u5668\u7684\u5185\u5b58\u4f7f\u7528\u91cf\u3002<\/li>\n<\/ol>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u547d\u4ee4\u5c06\u521b\u5efa\u4e00\u4e2a\u540d\u4e3amycontainer\u7684\u5bb9\u5668\uff0c\u9650\u5236\u5bb9\u5668\u7684CPU\u4f7f\u7528\u91cf\u4e3a1\u4e2a\u6838\u5fc3\uff0c\u5e76\u9650\u5236\u5bb9\u5668\u7684\u5185\u5b58\u4f7f\u7528\u91cf\u4e3a1 GB\uff1a<\/p>\n<pre>$ docker run --name mycontainer --cpus 1 --memory 1g -d myimage:latest<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u901a\u8fc7\u8c03\u6574\u5bb9\u5668\u7684\u8d44\u6e90\u9650\u5236\uff0c\u6211\u4eec\u53ef\u4ee5\u907f\u514d\u5bb9\u5668\u8fc7\u5ea6\u4f7f\u7528\u7cfb\u7edf\u8d44\u6e90\uff0c\u4ece\u800c\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002<\/p>\n<ol>\n<li>\u5408\u7406\u5206\u914d\u5bb9\u5668\u7684\u670d\u52a1\u548c\u529f\u80fd<br \/>\u5bf9\u5bb9\u5668\u4e2d\u7684\u670d\u52a1\u548c\u529f\u80fd\u8fdb\u884c\u5408\u7406\u7684\u5206\u914d\uff0c\u53ef\u4ee5\u63d0\u9ad8\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5c06\u76f8\u4f3c\u7684\u670d\u52a1\u548c\u529f\u80fd\u653e\u5728\u540c\u4e00\u4e2a\u5bb9\u5668\u4e2d\uff0c\u4ee5\u51cf\u5c11\u5bb9\u5668\u4e4b\u95f4\u7684\u8d44\u6e90\u5197\u4f59\u4f7f\u7528\u3002<\/li>\n<\/ol>\n<p>\u6b64\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u591a\u4e2a\u5bb9\u5668\u6765\u5e73\u8861\u8d1f\u8f7d\u548c\u63d0\u9ad8\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u5bb9\u5668\u7f16\u6392\u5de5\u5177\u5982Kubernetes\u6765\u7ba1\u7406\u591a\u4e2a\u5bb9\u5668\uff0c\u6839\u636e\u9700\u6c42\u81ea\u52a8\u8c03\u6574\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528\u3002<\/p>\n<p>\u7ed3\u8bba\uff1a<br \/>\u901a\u8fc7\u76d1\u63a7Docker\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff0c\u5e76\u91c7\u53d6\u76f8\u5e94\u7684\u4f18\u5316\u63aa\u65bd\uff0c\u6211\u4eec\u53ef\u4ee5\u63d0\u9ad8\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u6548\u7387\uff0c\u4f18\u5316\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u53ef\u6269\u5c55\u6027\u3002\u5728\u8fdb\u884c\u5bb9\u5668\u5316\u90e8\u7f72\u65f6\uff0c\u52a1\u5fc5\u8981\u91cd\u89c6\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff0c\u4ee5\u63d0\u9ad8\u6574\u4f53\u7cfb\u7edf\u7684\u6548\u7387\u548c\u6027\u80fd\u3002<\/p>\n<p>\u53c2\u8003\u6587\u732e\uff1a<\/p>\n<ol>\n<li>Docker Documentation: https:\/\/docs.docker.com\/<\/li>\n<li>Docker SDK for Python Documentation: https:\/\/docker-py.readthedocs.io\/<\/li>\n<\/ol>\n<p>\u9644\u5f55\uff1a<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fLinux\u4e0a\u7684Docker\u5bb9\u5668\u76d1\u63a7\uff1a\u5982\u4f55\u5206\u6790\u548c\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0a\u7684\u5bb9\u5668\u76d1\u63a7\uff1a\u5982\u4f55\u5206\u6790\u548c\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff1f \u5f15\u8a00\uff1aDocker\u662f\u4e00\u79cd\u6d41\u884c\u7684\u5bb9\u5668\u5316\u6280\u672f\uff0c\u53ef\u4ee5\u5728Linux\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u542f\u52a8\u548c\u7ba1\u7406\u5bb9\u5668\u3002\u4f7f\u7528Docker\u53ef\u4ee5\u5feb\u901f\u90e8\u7f72\u548c\u7ba1\u7406\u5e94\u7528\u7a0b\u5e8f\uff0c\u63d0\u9ad8\u5f00\u53d1\u548c\u90e8\u7f72\u6548\u7387\u3002\u7136\u800c\uff0c\u968f\u7740\u5e94\u7528\u7a0b\u5e8f\u6570\u91cf\u7684\u589e\u52a0\u4ee5\u53ca\u5bb9\u5668\u5316\u73af\u5883\u7684\u590d\u6742\u6027\uff0c\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u6210\u4e3a\u4e00\u4e2a\u91cd\u8981\u7684\u95ee\u9898\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5206\u6790\u548c\u4f18\u5316Docker\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002 \u4e00\u3001\u76d1\u63a7Docker\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u5728\u5206\u6790\u548c\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u4e4b\u524d\uff0c\u6211\u4eec\u9996\u5148\u9700\u8981\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u3002Docker\u63d0\u4f9b\u4e86\u4e00\u4e9b\u547d\u4ee4\u548cAPI\u6765\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u5de5\u5177\u6765\u6536\u96c6\u548c\u5206\u6790\u5bb9\u5668\u7684\u6027\u80fd\u6570\u636e\u3002 \u4f7f\u7528Docker\u547d\u4ee4\u76d1\u63a7\u5bb9\u5668\u8d44\u6e90\u5229\u7528\u7387Docker\u63d0\u4f9b\u4e86\u4e00\u4e9b\u5b9e\u7528\u7684\u547d\u4ee4\u6765\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\u793a\u4f8b\uff1a \u67e5\u770b\u5bb9\u5668\u7684CPU\u5229\u7528\u7387\uff1a $ docker stats \u767b\u5f55\u540e\u590d\u5236 \u67e5\u770b\u5bb9\u5668\u7684\u5185\u5b58\u5229\u7528\u7387\uff1a $ docker stats &#8211;format &#8220;table {{.Container}} {{.CPUPerc}} {{.MemUsage}} {{.MemPerc}}&#8221; \u767b\u5f55\u540e\u590d\u5236 \u67e5\u770b\u5bb9\u5668\u7684\u7f51\u7edc\u5229\u7528\u7387\uff1a $ docker stats &#8211;format &#8220;table {{.Container}} {{.NetIO}} {{.BlockIO}}&#8221; \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u8fd9\u4e9b\u547d\u4ee4\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u65f6\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\uff0c\u5e76\u6839\u636e\u9700\u8981\u91c7\u53d6\u76f8\u5e94\u7684\u63aa\u65bd\u6765\u4f18\u5316\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u3002 \u4f7f\u7528Docker API\u76d1\u63a7\u5bb9\u5668\u8d44\u6e90\u5229\u7528\u7387\u9664\u4e86\u547d\u4ee4\u884c\u5de5\u5177\u5916\uff0cDocker\u8fd8\u63d0\u4f9b\u4e86\u4e00\u5957\u5b8c\u6574\u7684API\u6765\u76d1\u63a7\u5bb9\u5668\u7684\u8d44\u6e90\u5229\u7528\u7387\u3002\u901a\u8fc7\u4f7f\u7528Docker API\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u5bb9\u5668\u7684\u6027\u80fd\u6570\u636e\u5bfc\u5165\u5230\u5176\u4ed6\u7cfb\u7edf\u4e2d\u8fdb\u884c\u5206\u6790\u548c\u5904\u7406\u3002 \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528Docker API\u76d1\u63a7\u5bb9\u5668CPU\u5229\u7528\u7387\u7684\u793a\u4f8b\u4ee3\u7801\uff1a import docker def monitor_container_resource_usage(container_id): client = docker.from_env() container = client.containers.get(container_id) stats = container.stats(stream=False) cpu_usage = stats[&#8216;cpu_stats&#8217;][&#8216;cpu_usage&#8217;][&#8216;total_usage&#8217;] cpu_limit = stats[&#8216;cpu_stats&#8217;][&#8216;cpu_usage&#8217;][&#8216;percpu_usage&#8217;] [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-61931","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/61931","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=61931"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/61931\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=61931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=61931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=61931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}