{"id":442550,"date":"2026-04-06T12:31:01","date_gmt":"2026-04-06T04:31:01","guid":{"rendered":"https:\/\/idc.net\/help\/?p=442550"},"modified":"2026-03-28T12:32:44","modified_gmt":"2026-03-28T04:32:44","slug":"docker%e5%ae%b9%e5%99%a8%e6%97%a5%e5%bf%97%e7%ae%a1%e7%90%86%ef%bc%9a%e9%99%90%e5%88%b6%e6%97%a5%e5%bf%97%e5%a4%a7%e5%b0%8f%e3%80%81%e9%9b%86%e4%b8%ad%e6%94%b6%e9%9b%86%e4%b8%8eloki%e6%8e%a5%e5%85%a5","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/442550\/","title":{"rendered":"Docker\u5bb9\u5668\u65e5\u5fd7\u7ba1\u7406\uff1a\u9650\u5236\u65e5\u5fd7\u5927\u5c0f\u3001\u96c6\u4e2d\u6536\u96c6\u4e0eLoki\u63a5\u5165\u6559\u7a0b"},"content":{"rendered":"<h2>Docker \u65e5\u5fd7\u7684\u9690\u60a3\uff1a\u65e0\u9650\u589e\u957f\u76f4\u5230\u78c1\u76d8\u7206\u6ee1<\/h2>\n<p>Docker \u5bb9\u5668\u9ed8\u8ba4\u4f7f\u7528 json-file \u65e5\u5fd7\u9a71\u52a8\uff0c\u65e5\u5fd7\u6587\u4ef6\u5b58\u50a8\u5728 <code>\/var\/lib\/docker\/containers\/<\/code> \u76ee\u5f55\u4e0b\uff0c<strong>\u9ed8\u8ba4\u6ca1\u6709\u5927\u5c0f\u9650\u5236<\/strong>\u3002\u9ad8\u6d41\u91cf\u5e94\u7528\u8fd0\u884c\u51e0\u5468\u540e\uff0c\u65e5\u5fd7\u6587\u4ef6\u53ef\u80fd\u79ef\u7d2f\u6570\u5341 GB\uff0c\u76f4\u63a5\u5bfc\u81f4\u78c1\u76d8\u7a7a\u95f4\u544a\u8b66\u751a\u81f3\u670d\u52a1\u5d29\u6e83\u3002<\/p>\n<p>\u672c\u6587\u63d0\u4f9b\u4ece\u5355\u5bb9\u5668\u9650\u5236\u5230\u96c6\u4e2d\u6536\u96c6\u7684\u5b8c\u6574\u65e5\u5fd7\u7ba1\u7406\u65b9\u6848\u3002<\/p>\n<hr \/>\n<h2>\u4e00\u3001\u5feb\u901f\u67e5\u770b\u5f53\u524d\u65e5\u5fd7\u5360\u7528<\/h2>\n<pre><code># \u67e5\u770b\u6240\u6709\u5bb9\u5668\u7684\u65e5\u5fd7\u6587\u4ef6\u5927\u5c0f\r\nsudo du -sh \/var\/lib\/docker\/containers\/*\/*-json.log | sort -rh | head -20\r\n\r\n# \u67e5\u770b Docker \u6574\u4f53\u5360\u7528\r\ndocker system df -v<\/code><\/pre>\n<hr \/>\n<h2>\u4e8c\u3001\u9650\u5236\u5355\u4e2a\u5bb9\u5668\u7684\u65e5\u5fd7\u5927\u5c0f<\/h2>\n<p>\u5728 <code>docker run<\/code> \u547d\u4ee4\u4e2d\u6307\u5b9a\u65e5\u5fd7\u9009\u9879\uff1a<\/p>\n<pre><code>docker run -d \\\r\n  --log-driver json-file \\\r\n  --log-opt max-size=100m \\\r\n  --log-opt max-file=3 \\\r\n  --name myapp \\\r\n  myapp:latest<\/code><\/pre>\n<p>\u53c2\u6570\u8bf4\u660e\uff1a<br \/>\n<code>max-size=100m<\/code> \u6bcf\u4e2a\u65e5\u5fd7\u6587\u4ef6\u6700\u5927 100MB\uff1b<code>max-file=3<\/code> \u4fdd\u7559\u6700\u8fd1 3 \u4e2a\u8f6e\u8f6c\u6587\u4ef6\uff0c\u5373\u6700\u591a\u4fdd\u7559 300MB \u65e5\u5fd7\u3002<\/p>\n<hr \/>\n<h2>\u4e09\u3001\u5728 docker-compose.yml \u4e2d\u7edf\u4e00\u914d\u7f6e\u65e5\u5fd7\u7b56\u7565<\/h2>\n<pre><code>version: '3.8'\r\n\r\nservices:\r\n  app:\r\n    image: myapp:latest\r\n    logging:\r\n      driver: json-file\r\n      options:\r\n        max-size: \"100m\"\r\n        max-file: \"3\"\r\n\r\n  nginx:\r\n    image: nginx:alpine\r\n    logging:\r\n      driver: json-file\r\n      options:\r\n        max-size: \"50m\"\r\n        max-file: \"5\"<\/code><\/pre>\n<hr \/>\n<h2>\u56db\u3001\u5168\u5c40\u914d\u7f6e Docker \u9ed8\u8ba4\u65e5\u5fd7\u7b56\u7565<\/h2>\n<p>\u4fee\u6539 Docker daemon \u914d\u7f6e\uff0c\u5bf9\u6240\u6709\u5bb9\u5668\u751f\u6548\uff08\u65e0\u9700\u9010\u4e00\u8bbe\u7f6e\uff09\uff1a<\/p>\n<pre><code>sudo nano \/etc\/docker\/daemon.json<\/code><\/pre>\n<pre><code>{\r\n  \"log-driver\": \"json-file\",\r\n  \"log-opts\": {\r\n    \"max-size\": \"100m\",\r\n    \"max-file\": \"3\"\r\n  }\r\n}<\/code><\/pre>\n<pre><code>sudo systemctl restart docker<\/code><\/pre>\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u6b64\u914d\u7f6e\u53ea\u5bf9\u91cd\u542f\u540e\u7684\u65b0\u5bb9\u5668\u751f\u6548\uff0c\u73b0\u6709\u5bb9\u5668\u9700\u8981\u91cd\u65b0\u521b\u5efa\u624d\u4f1a\u5e94\u7528\u65b0\u7684\u65e5\u5fd7\u7b56\u7565\u3002<\/p>\n<hr \/>\n<h2>\u4e94\u3001\u6e05\u7406\u5df2\u5b58\u5728\u7684\u5927\u578b\u65e5\u5fd7\u6587\u4ef6<\/h2>\n<pre><code># \u6e05\u7a7a\u6307\u5b9a\u5bb9\u5668\u7684\u65e5\u5fd7\uff08\u5bb9\u5668\u7ee7\u7eed\u8fd0\u884c\uff09\r\nsudo truncate -s 0 \/var\/lib\/docker\/containers\/\u5bb9\u5668ID\/*-json.log\r\n\r\n# \u6216\u901a\u8fc7\u5bb9\u5668\u540d\u67e5\u627e\u65e5\u5fd7\u6587\u4ef6\u8def\u5f84\r\nCONTAINER_ID=$(docker inspect --format='{{.Id}}' \u5bb9\u5668\u540d)\r\nsudo truncate -s 0 \/var\/lib\/docker\/containers\/${CONTAINER_ID}\/${CONTAINER_ID}-json.log<\/code><\/pre>\n<hr \/>\n<h2>\u516d\u3001\u63a5\u5165 Grafana Loki \u96c6\u4e2d\u6536\u96c6\u65e5\u5fd7\uff08\u8fdb\u9636\uff09<\/h2>\n<p>\u5f53\u670d\u52a1\u5668\u6570\u91cf\u589e\u591a\uff0c\u5404\u5bb9\u5668\u7684\u65e5\u5fd7\u9700\u8981\u96c6\u4e2d\u6536\u96c6\u548c\u68c0\u7d22\u65f6\uff0cGrafana Loki \u662f\u6700\u8f7b\u91cf\u7684\u65b9\u6848\uff08\u6bd4 ELK \u6808\u8d44\u6e90\u5360\u7528\u4f4e\u5f97\u591a\uff09\u3002<\/p>\n<p>\u5b89\u88c5 Loki Docker \u65e5\u5fd7\u9a71\u52a8\u63d2\u4ef6\uff1a<\/p>\n<pre><code>docker plugin install grafana\/loki-docker-driver:latest \\\r\n  --alias loki \\\r\n  --grant-all-permissions<\/code><\/pre>\n<p>\u5728 docker-compose.yml \u4e2d\u4f7f\u7528 Loki \u9a71\u52a8\uff1a<\/p>\n<pre><code>services:\r\n  app:\r\n    image: myapp:latest\r\n    logging:\r\n      driver: loki\r\n      options:\r\n        loki-url: \"http:\/\/localhost:3100\/loki\/api\/v1\/push\"\r\n        loki-batch-size: \"400\"\r\n        loki-retries: \"3\"\r\n        loki-timeout: \"2s\"<\/code><\/pre>\n<p>\u90e8\u7f72 Loki + Grafana \u6536\u96c6\u548c\u53ef\u89c6\u5316\u65e5\u5fd7\uff1a<\/p>\n<pre><code>version: '3.8'\r\n\r\nservices:\r\n  loki:\r\n    image: grafana\/loki:2.9.0\r\n    ports:\r\n      - \"3100:3100\"\r\n    volumes:\r\n      - loki_data:\/loki\r\n    restart: unless-stopped\r\n\r\n  grafana:\r\n    image: grafana\/grafana:latest\r\n    ports:\r\n      - \"3000:3000\"\r\n    environment:\r\n      - GF_SECURITY_ADMIN_PASSWORD=your_grafana_password\r\n    volumes:\r\n      - grafana_data:\/var\/lib\/grafana\r\n    restart: unless-stopped\r\n\r\nvolumes:\r\n  loki_data:\r\n  grafana_data:<\/code><\/pre>\n<hr \/>\n<h2>\u603b\u7ed3<\/h2>\n<p>Docker \u65e5\u5fd7\u7ba1\u7406\u7684\u4f18\u5148\u7ea7\u6392\u5e8f\uff1a<\/p>\n<ol>\n<li>\u7acb\u5373\u914d\u7f6e <code>\/etc\/docker\/daemon.json<\/code> \u5168\u5c40\u65e5\u5fd7\u9650\u5236\uff0c\u9632\u6b62\u78c1\u76d8\u8017\u5c3d<\/li>\n<li>\u5bf9\u9ad8\u6d41\u91cf\u5bb9\u5668\u5355\u72ec\u914d\u7f6e\u66f4\u5c0f\u7684 max-size<\/li>\n<li>\u5b9a\u671f\u6e05\u7406\u5386\u53f2\u5927\u6587\u4ef6<\/li>\n<li>\u89c4\u6a21\u5316\u540e\u63a5\u5165 Loki \u5b9e\u73b0\u96c6\u4e2d\u6536\u96c6\u548c\u68c0\u7d22<\/li>\n<\/ol>\n<p><a title=\"\u9999\u6e2f\u4e91\u670d\u52a1\u5668\" href=\"https:\/\/idc.net\/cloud-hk\/\">IDC.Net \u9999\u6e2f\u4e91\u670d\u52a1\u5668<\/a>\u548c<a title=\"\u9999\u6e2f\u72ec\u7acb\u670d\u52a1\u5668\" href=\"https:\/\/idc.net\/hk\/\">\u72ec\u7acb\u670d\u52a1\u5668<\/a>\u5747\u652f\u6301 Docker \u90e8\u7f72\uff0cSSD \u786c\u76d8\u4fdd\u969c I\/O \u6027\u80fd\uff0cCN2 GIA \u76f4\u8fde\u5927\u9646\uff0c\u652f\u4ed8\u5b9d\u4ed8\u6b3e\u5373\u53ef\u5f00\u901a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Docker \u65e5\u5fd7\u7684\u9690\u60a3\uff1a\u65e0\u9650\u589e\u957f\u76f4\u5230\u78c1\u76d8\u7206\u6ee1 Docker \u5bb9\u5668\u9ed8\u8ba4\u4f7f\u7528 json-file \u65e5\u5fd7\u9a71\u52a8\uff0c\u65e5\u5fd7 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34,202757],"tags":[],"class_list":["post-442550","post","type-post","status-publish","format-standard","hentry","category-linux","category-docker"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/442550","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=442550"}],"version-history":[{"count":1,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/442550\/revisions"}],"predecessor-version":[{"id":442551,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/442550\/revisions\/442551"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=442550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=442550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=442550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}