{"id":1154,"date":"2020-09-08T20:03:26","date_gmt":"2020-09-08T12:03:26","guid":{"rendered":"https:\/\/freeapp.sbs\/blog\/?p=1154"},"modified":"2025-04-01T16:29:56","modified_gmt":"2025-04-01T07:29:56","slug":"caub7xque2myqm4","status":"publish","type":"post","link":"https:\/\/eternalsphere.net\/echoes\/index.php\/2020\/09\/08\/caub7xque2myqm4\/","title":{"rendered":"Docker\u5360\u7528\u7684\u78c1\u76d8\u7a7a\u95f4\u6e05\u7406"},"content":{"rendered":"

Docker\u5360\u7528\u7684\u78c1\u76d8\u7a7a\u95f4\u6e05\u7406<\/p>\n

1. docker system\u547d\u4ee4<\/p>\n

\u5728\u8c01\u7528\u5149\u4e86\u78c1\u76d8\uff1fDocker System\u547d\u4ee4\u8be6\u89e3\u4e2d\uff0c\u6211\u4eec\u8be6\u7ec6\u4ecb\u7ecd\u4e86docker system\u547d\u4ee4,\u5b83\u53ef\u4ee5\u7528\u4e8e\u7ba1\u7406\u78c1\u76d8\u7a7a\u95f4\u3002<\/p>\n

 <\/p>\n

docker system df\u547d\u4ee4\uff0c\u7c7b\u4f3c\u4e8eLinux\u4e0a\u7684df\u547d\u4ee4\uff0c\u7528\u4e8e\u67e5\u770bDocker\u7684\u78c1\u76d8\u4f7f\u7528\u60c5\u51b5:<\/p>\n

 <\/p>\n

docker system df<\/p>\n

TYPE\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 TOTAL\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0ACTIVE\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 SIZE\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 RECLAIMABLE<\/p>\n

Images\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 147\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a036\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 7.204GB\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a03.887GB (53%)<\/p>\n

Containers\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 37\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 10\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 104.8MB\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0102.6MB (97%)<\/p>\n

Local Volumes\u00a0 \u00a0 \u00a0 \u00a03\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a03\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a01.421GB\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00B (0%)<\/p>\n

Build Cache\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00B\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 0B<\/p>\n

1<\/p>\n

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6<\/p>\n

\u53ef\u77e5\uff0cDocker\u955c\u50cf\u5360\u7528\u4e867.2GB\u78c1\u76d8\uff0cDocker\u5bb9\u5668\u5360\u7528\u4e86104.8MB\u78c1\u76d8\uff0cDocker\u6570\u636e\u5377\u5360\u7528\u4e861.4GB\u78c1\u76d8\u3002<\/p>\n

 <\/p>\n

docker system prune\u547d\u4ee4\u53ef\u4ee5\u7528\u4e8e\u6e05\u7406\u78c1\u76d8\uff0c\u5220\u9664\u5173\u95ed\u7684\u5bb9\u5668\u3001\u65e0\u7528\u7684\u6570\u636e\u5377\u548c\u7f51\u7edc\uff0c\u4ee5\u53cadangling\u955c\u50cf(\u5373\u65e0tag\u7684\u955c\u50cf)\u3002docker system prune -a\u547d\u4ee4\u6e05\u7406\u5f97\u66f4\u52a0\u5f7b\u5e95\uff0c\u53ef\u4ee5\u5c06\u6ca1\u6709\u5bb9\u5668\u4f7f\u7528Docker\u955c\u50cf\u90fd\u5220\u6389\u3002\u6ce8\u610f\uff0c\u8fd9\u4e24\u4e2a\u547d\u4ee4\u4f1a\u628a\u4f60\u6682\u65f6\u5173\u95ed\u7684\u5bb9\u5668\uff0c\u4ee5\u53ca\u6682\u65f6\u6ca1\u6709\u7528\u5230\u7684Docker\u955c\u50cf\u90fd\u5220\u6389\u4e86\u2026\u6240\u4ee5\u4f7f\u7528\u4e4b\u524d\u4e00\u5b9a\u8981\u60f3\u6e05\u695a\u5436\u3002<\/p>\n

 <\/p>\n

\u6267\u884cdocker system prune -a\u547d\u4ee4\u4e4b\u540e\uff0cDocker\u5360\u7528\u7684\u78c1\u76d8\u7a7a\u95f4\u51cf\u5c11\u4e86\u5f88\u591a\uff1a<\/p>\n

 <\/p>\n

docker system df<\/p>\n

TYPE\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 TOTAL\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0ACTIVE\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 SIZE\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 RECLAIMABLE<\/p>\n

Images\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 10\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 10\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 2.271GB\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0630.7MB (27%)<\/p>\n

Containers\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 10\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 10\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 2.211MB\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00B (0%)<\/p>\n

Local Volumes\u00a0 \u00a0 \u00a0 \u00a03\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a03\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a01.421GB\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00B (0%)<\/p>\n

Build Cache\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a00B\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 0B<\/p>\n

1<\/p>\n

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2. \u624b\u52a8\u6e05\u7406Docker\u955c\u50cf\/\u5bb9\u5668\/\u6570\u636e\u5377<\/p>\n

\u5bf9\u4e8e\u65e7\u7248\u7684Docker(\u7248\u672c1.13\u4e4b\u524d)\uff0c\u662f\u6ca1\u6709docker system\u547d\u4ee4\u7684\uff0c\u56e0\u6b64\u9700\u8981\u8fdb\u884c\u624b\u52a8\u6e05\u7406\u3002\u8fd9\u91cc\u7ed9\u51fa\u51e0\u4e2a\u5e38\u7528\u7684\u547d<\/p>\n

\u5220\u9664\u6240\u6709\u5173\u95ed\u7684\u5bb9\u5668<\/p>\n

 <\/p>\n

docker ps -a | grep Exit | cut -d \u2019 \u2019 -f 1 | xargs docker rm<\/p>\n

\u5220\u9664\u6240\u6709dangling\u955c\u50cf(\u5373\u65e0tag\u7684\u955c\u50cf)\uff1a<\/p>\n

 <\/p>\n

docker rmi (docker images | grep “^<none>” | awk “{print(docker images | grep “^<none>” | awk “{print3}\u201d)<\/p>\n

\u5220\u9664\u6240\u6709dangling\u6570\u636e\u5377(\u5373\u65e0\u7528\u7684volume)\uff1a<\/p>\n

 <\/p>\n

docker volume rm $(docker volume ls -qf dangling=true)<\/p>\n

 <\/p>\n

3. \u9650\u5236\u5bb9\u5668\u7684\u65e5\u5fd7\u5927\u5c0f<\/p>\n

\u6709\u4e00\u6b21\uff0c\u5f53\u6211\u4f7f\u75281\u4e0e2\u63d0\u5230\u7684\u65b9\u6cd5\u6e05\u7406\u78c1\u76d8\u4e4b\u540e\uff0c\u53d1\u73b0\u5e76\u6ca1\u6709\u4ec0\u4e48\u4f5c\u7528\uff0c\u4e8e\u662f\uff0c\u6211\u8fdb\u884c\u4e86\u4e00\u7cfb\u5217\u5206\u6790\u3002<\/p>\n

 <\/p>\n

\u5728Ubuntu\u4e0a\uff0cDocker\u7684\u6240\u6709\u76f8\u5173\u6587\u4ef6\uff0c\u5305\u62ec\u955c\u50cf\u3001\u5bb9\u5668\u7b49\u90fd\u4fdd\u5b58\u5728\/var\/lib\/docker\/\u76ee\u5f55\u4e2d\uff1a<\/p>\n

 <\/p>\n

du -hs \/var\/lib\/docker\/<\/p>\n

97G \/var\/lib\/docker\/<\/p>\n

Docker\u7adf\u7136\u4f7f\u7528\u4e86\u5c06\u8fd1100GB\u78c1\u76d8\uff0c\u8fd9\u4e5f\u662f\u591f\u4e86\u3002\u4f7f\u7528du\u547d\u4ee4\u7ee7\u7eed\u67e5\u770b\uff0c\u53ef\u4ee5\u5b9a\u4f4d\u5230\u771f\u6b63\u5360\u7528\u8fd9\u4e48\u591a\u78c1\u76d8\u7684\u76ee\u5f55\uff1a<\/p>\n

 <\/p>\n

92G \/var\/lib\/docker\/containers\/a376aa694b22ee497f6fc9f7d15d943de91c853284f8f105ff5ad6c7ddae7a53<\/p>\n

\u7531docker ps\u53ef\u77e5\uff0cnginx\u5bb9\u5668\u7684ID\u6070\u597d\u4e3aa376aa694b22\uff0c\u4e0e\u4e0a\u9762\u7684\u76ee\u5f55\/var\/lib\/docker\/containers\/a376aa694b22\u7684\u524d\u7f00\u4e00\u81f4\uff1a<\/p>\n

 <\/p>\n

docker ps<\/p>\n

CONTAINER ID\u00a0 \u00a0 \u00a0 \u00a0 IMAGE\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0COMMAND\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 CREATED\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0STATUS\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 PORTS\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0NAMES<\/p>\n

a376aa694b22\u00a0 \u00a0 \u00a0 \u00a0 192.168.59.224:5000\/nginx:1.12.1\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 “nginx -g ‘daemon off”\u00a0 \u00a09 weeks ago\u00a0 \u00a0 \u00a0 \u00a0 \u00a0Up 10 minutes\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0nginx<\/p>\n

1<\/p>\n

2<\/p>\n

3<\/p>\n

\u56e0\u6b64\uff0cnginx\u5bb9\u5668\u7adf\u7136\u5360\u7528\u4e8692GB\u7684\u78c1\u76d8\u3002\u8fdb\u4e00\u6b65\u5206\u6790\u53ef\u77e5\uff0c\u771f\u6b63\u5360\u7528\u78c1\u76d8\u7a7a\u95f4\u7684\u662fnginx\u7684\u65e5\u5fd7\u6587\u4ef6\u3002\u90a3\u4e48\u8fd9\u5c31\u4e0d\u96be\u7406\u89e3\u4e86\u3002\u6211\u4eecFundebug\u6bcf\u5929\u7684\u6570\u636e\u8bf7\u6c42\u4e3a\u767e\u4e07\u7ea7\u522b\uff0c\u90a3\u4e48\u65e5\u5fd7\u6570\u636e\u81ea\u7136\u975e\u5e38\u5927\u3002<\/p>\n

 <\/p>\n

\u4f7f\u7528truncate\u547d\u4ee4\uff0c\u53ef\u4ee5\u5c06nginx\u5bb9\u5668\u7684\u65e5\u5fd7\u6587\u4ef6\u201c\u6e05\u96f6\u201d\uff1a<\/p>\n

 <\/p>\n

truncate -s 0 \/var\/lib\/docker\/containers\/a376aa694b22ee497f6fc9f7d15d943de91c853284f8f105ff5ad6c7ddae7a53\/*-json.log<\/p>\n

\u5f53\u7136\uff0c\u8fd9\u4e2a\u547d\u4ee4\u53ea\u662f\u4e34\u65f6\u6709\u4f5c\u7528\uff0c\u65e5\u5fd7\u6587\u4ef6\u8fdf\u65e9\u53c8\u4f1a\u6da8\u56de\u6765\u3002\u8981\u4ece\u6839\u672c\u4e0a\u89e3\u51b3\u95ee\u9898\uff0c\u9700\u8981\u9650\u5236nginx\u5bb9\u5668\u7684\u65e5\u5fd7\u6587\u4ef6\u5927\u5c0f\u3002\u8fd9\u4e2a\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u65e5\u5fd7\u7684max-size\u6765\u5b9e\u73b0\uff0c\u4e0b\u9762\u662fnginx\u5bb9\u5668\u7684docker-compose\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n

 <\/p>\n

nginx:<\/p>\n

image: nginx:1.12.1<\/p>\n

restart: always<\/p>\n

logging:<\/p>\n

driver: \u201cjson-file\u201d<\/p>\n

options:<\/p>\n

max-size: \u201c5g\u201d<\/p>\n

\u91cd\u542fnginx\u5bb9\u5668\u4e4b\u540e\uff0c\u5176\u65e5\u5fd7\u6587\u4ef6\u7684\u5927\u5c0f\u5c31\u88ab\u9650\u5236\u57285GB\uff0c\u518d\u4e5f\u4e0d\u7528\u62c5\u5fc3\u4e86~<\/p>\n

 <\/p>\n

4. \u91cd\u542fDocker<\/p>\n

\u8fd8\u6709\u4e00\u6b21\uff0c\u5f53\u6211\u6e05\u7406\u4e86\u955c\u50cf\u3001\u5bb9\u5668\u4ee5\u53ca\u6570\u636e\u5377\u4e4b\u540e\uff0c\u53d1\u73b0\u78c1\u76d8\u7a7a\u95f4\u5e76\u6ca1\u6709\u51cf\u5c11\u3002\u6839\u636eDocker disk usage\u63d0\u5230\u8fc7\u7684\u5efa\u8bae\uff0c\u6211\u91cd\u542f\u4e86Docker\uff0c\u53d1\u73b0\u78c1\u76d8\u4f7f\u7528\u7387\u4ece83%\u964d\u5230\u4e8619%\u3002\u6839\u636e\u9ad8\u624b\u6307\u70b9\uff0c\u8fd9\u5e94\u8be5\u662f\u4e0e\u5185\u68383.13\u76f8\u5173\u7684BUG\uff0c\u5bfc\u81f4Docker\u65e0\u6cd5\u6e05\u7406\u4e00\u4e9b\u65e0\u7528\u76ee\u5f55\uff1a<\/p>\n

 <\/p>\n

it\u2019s quite likely that for some reason when those container shutdown, docker couldn\u2019t remove the directory because the shm device was busy. This tends to happen often on 3.13 kernel. You may want to update it to the 4.4 version supported on trusty 14.04.5 LTS.<\/p>\n

 <\/p>\n

The reason it disappeared after a restart, is that daemon probably tried and succeeded to clean up left over data from stopped containers.<\/p>\n

\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014\u2014<\/p>\n

\u7248\u6743\u58f0\u660e\uff1a\u672c\u6587\u4e3aCSDN\u535a\u4e3b\u300c\u8aa0\u5bdc\u300d\u7684\u539f\u521b\u6587\u7ae0\uff0c\u9075\u5faa CC 4.0 BY-SA \u7248\u6743\u534f\u8bae\uff0c\u8f6c\u8f7d\u8bf7\u9644\u4e0a\u539f\u6587\u51fa\u5904\u94fe\u63a5\u53ca\u672c\u58f0\u660e\u3002<\/p>\n

\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/blog.csdn.net\/mofiu\/article\/details\/79021550<\/p>\n

<\/div>\n","protected":false},"excerpt":{"rendered":"

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