{"id":7418,"date":"2022-08-30T11:45:51","date_gmt":"2022-08-30T03:45:51","guid":{"rendered":"https:\/\/egonlin.com\/?p=7418"},"modified":"2022-10-27T15:17:02","modified_gmt":"2022-10-27T07:17:02","slug":"02-%e5%ae%b9%e5%99%a8%e7%a3%81%e7%9b%98%e9%85%8d%e9%a2%9d","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=7418","title":{"rendered":"04 \u5bb9\u5668\u78c1\u76d8\u914d\u989d"},"content":{"rendered":"

\u4e00 \u5bb9\u5668\u5c42\u5199\u6ee1\u5e26\u6765\u7684\u5f71\u54cd<\/h1>\n

\u4e4b\u524d\u6211\u4eec\u63d0\u8fc7\uff0c\u5bb9\u5668\u5185\u7684\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b\u4e0d\u662fxfs\u4e5f\u4e0d\u662fext4\uff0c\u800c\u662fOverlayFS\uff08\u5177\u4f53\u6765\u8bf4\u662foverlay2\uff09\uff0cOverlayFS\u7684\u5b9e\u73b0\u539f\u7406\u662f\u628a\u5bbf\u4e3b\u673a\u4e0a\u7684lowerdir\u4e0eupperdir\u4e24\u5c42\u76ee\u5f55\u8054\u5408\u6302\u8f7d\u5230\u5bb9\u5668\u91cc\u3002<\/p>\n

\u4e5f\u5c31\u662f\u8bf4\uff0c\u4f60\u5728\u5bb9\u5668\u91cc\u770b\u5230\u7684\u6839\u6587\u4ef6\u7cfb\u7edfrootfs\u7684\u6e90\uff0c\u662f\u5bbf\u4e3b\u673a\u4e0a\u7684\u4e00\u4e2alowerdir\u76ee\u5f55\u548c\u4e00\u4e2aupperdir\u76ee\u5f55\u3002<\/p>\n

\u5728\u5bbf\u4e3b\u673a\u4e0a\u5982\u679c\u4f60\u662froot\u7528\u6237\u90a3\u4e48\u4f60\u80af\u5b9a\u5bf9lowerdir\u4e0eupperdir\u62e5\u6709\u4efb\u610f\u6743\u9650\u7684\uff0c\u5747\u53ef\u8bfb\u53ef\u5199\uff0c<\/p>\n

\u4f46\u662f\u5728\u5bb9\u5668\u5185\u90e8\uff0c\u5bbf\u4e3b\u673a\u4e0a\u7684lowerdir\u76ee\u5f55\u5bf9\u4f60\u662f\u53ea\u8bfb\u7684\uff0c\u4f60\u5728\u5bb9\u5668\u5185\u7684\u5199\u7684\u6570\u636e\u90fd\u5199\u5230\u4e86\u5bbf\u4e3b\u673a\u7684upperdir\u91cc<\/p>\n

\u800coverlay2\u53ea\u8d1f\u8d23\u6302\u8f7d\uff0c\u5e76\u4e0d\u8d1f\u8d23\u5bf9upperdir\u76ee\u5f55\u8fdb\u884c\u914d\u989d\uff0c\u9ed8\u8ba4uppperdir\u53ef\u7528\u7684\u662f\u5bbf\u4e3b\u673a\u4e0a\u5173\u8054\u78c1\u76d8\u7684\u6240\u6709\u7a7a\u95f4\u5927\u5c0f\uff0c\u8fd9\u4e2a\u78c1\u76d8\u5173\u8054\u7684\u5c31\u662f\u6211\u4eecdocker\u7684\u6570\u636e\u76ee\u5f55\uff0c\u6240\u6709docker\u5bb9\u5668\u7684\u6570\u636e\u90fd\u5728\u5b83\u4e0b\u9762\u3002<\/p>\n

\u5982\u679c\u67d0\u4e00\u4e2a\u5bb9\u5668\u5185\u6709\u5927\u91cf\u5199\u64cd\u4f5c\uff0c\u6bd4\u5982\u5199\u65e5\u5fd7\uff0c\u5728\u6211\u4eec\u6ca1\u6709\u9650\u5236\u5bb9\u5668\u78c1\u76d8\u5bb9\u91cf\u7684\u60c5\u51b5\u4e0b\uff0c\u628a\u5bbf\u4e3b\u673a\u5199\u6ee1\uff0c\u5c31\u662f\u8fdf\u65e9\u7684\u4e8b\u60c5\uff0c\u6b64\u65f6\u5f71\u54cd\u7684\u662f\u6574\u4e2a\u5bbf\u4e3b\u673a\uff0c\u5176\u4e0a\u8fd0\u884c\u7684\u5bb9\u5668\u90fd\u8ddf\u7740\u53d7\u7275\u8fde\u3002<\/p>\n

[root@test04 ~]# docker run -d --name egon_test centos:7 tail -f \/dev\/null\n82da766314660aa87d2145c81a1df9bea430a51d2ac6d792582b3cb0861362a4\n\n[root@test04 ~]# docker container inspect egon_test |grep -A7 GraphDriver\n        "GraphDriver": {\n            "Data": {\n                "LowerDir": "\/var\/lib\/docker\/overlay2\/170e6618921391b66cf2da3c43e3113f8992256e63a0d2abd0f5b2531b4580b3-init\/diff:\/var\/lib\/docker\/overlay2\/5d3667d6d8f47bfd06c315c1c77ff4d1c62fa58e4880d0699dbb824e52093990\/diff",\n                "MergedDir": "\/var\/lib\/docker\/overlay2\/170e6618921391b66cf2da3c43e3113f8992256e63a0d2abd0f5b2531b4580b3\/merged",\n                "UpperDir": "\/var\/lib\/docker\/overlay2\/170e6618921391b66cf2da3c43e3113f8992256e63a0d2abd0f5b2531b4580b3\/diff",\n                "WorkDir": "\/var\/lib\/docker\/overlay2\/170e6618921391b66cf2da3c43e3113f8992256e63a0d2abd0f5b2531b4580b3\/work"\n            },\n            "Name": "overlay2"<\/code><\/pre>\n
\u5728\u5bb9\u5668\u91cc\u5199\uff0c\u5230\u5bbf\u4e3b\u673a\u67e5\u770b<\/p>\n
[root@test04 ~]# docker exec -ti egon_test sh\nsh-4.2# echo egon666 > a.txt\nsh-4.2# exit\nexit\n\n[root@test04 ~]# cd \/var\/lib\/docker\/overlay2\/170e6618921391b66cf2da3c43e3113f8992256e63a0d2abd0f5b2531b4580b3\/diff\n[root@test04 diff]# ls\na.txt  root\n[root@test04 diff]# cat a.txt \negon666\n[root@test04 diff]# <\/code><\/pre>\n
\u4e8c \u9650\u5236\u5bb9\u5668\u7684\u78c1\u76d8\u4f7f\u7528\u91cf<\/h1>\n
\u5728linux\u7cfb\u7edf\u4e0axfs\u4e0eext4\u90fd\u652f\u6301Quota\u7279\u6027\uff0c\u53ef\u4ee5\u7528\u6765\u5bf9\u5bb9\u5668\u7684upperdir\u76ee\u5f55\u8fdb\u884c\u5bb9\u91cf\u9650\u5236\u3002<\/p>\n
\u4ee5xfs\u4e3a\u4f8b\uff0c\u5173\u4e8exfs_quota\u5177\u4f53\u4f7f\u7528\u8be6\u89c1\uff1ahttps:\/\/kim1024.github.io\/2018\/11\/27\/quota-with-xfs<\/a><\/p>\n
\u5bf9\u5e94\u5230\u6211\u4eec\u7684\u5bb9\u5668\u4f7f\u7528\uff0c\u6211\u4eec\u53ea\u9700\u8981\u5728\u542f\u52a8\u5bb9\u5668\u662f\u6307\u5b9a\u53c2\u6570–storage-opt size=\u5373\u53ef\uff0c\u672c\u8d28\u5c31\u662f\u4f7f\u7528xfs\u7684quota\u7279\u6027\u5bf9upperdir\u8fdb\u884c\u4e86\u5bb9\u91cf\u9650\u5236<\/p>\n
\u793a\u4f8b<\/p>\n
# 1\u3001\u9488\u5bf9xfs\u7684quota\u9650\u989d\u7684\u4f7f\u7528\u67093\u9879\uff1a\n  \uff081\uff09. usrquota:\u9488\u5bf9\u4f7f\u7528\u8005\u8d26\u53f7\n  \uff082\uff09. grpquota:\u9488\u5bf9\u7fa4\u7ec4\n  \uff083\uff09. prjquota:\u9488\u5bf9\u5355\u4e00\u76ee\u5f55\uff0c\u4f46\u662f\u4e0d\u80fd\u4e0egrpquota\u540c\u65f6\u5b58\u5728\n   ps\uff1aext4\u57282016\u5e74\u5f00\u59cb\u652f\u6301project quota\n\n# 2\u3001--storage-opt\u662f\u4f9d\u8d56xfs\u7684quota\u529f\u80fd\u7684\uff0c\u6240\u4ee5\u4ee5\u8be5\u53c2\u6570\u542f\u52a8\u5bb9\u5668\u524d\uff0c\u5fc5\u987b\u4e3adocker\u6240\u5728\u6570\u636e\u76ee\u5f55\u7684\u78c1\u76d8remount\u4e00\u4e2apquota\u5c5e\u6027\uff0c\u5426\u5219\u4ee5\u8be5\u53c2\u6570\u542f\u52a8\u5bb9\u5668\u4f1a\u62a5\u9519\ndocker: Error response from daemon: --storage-opt is supported only for overlay over xfs with 'pquota' mount option.\n\n\u5982\u679c\u4f60\u7684\u6570\u636e\u76ee\u5f55\u662f\u4e00\u4e2a\u65b0\u78c1\u76d8\uff0c\u90a3\u4e48\u76f4\u63a5\uff1amount -o remount,prjquota \/dev\/sda3 \u5373\u53ef\n\u5982\u679c\u662f\u5df2\u7ecf\u5728\u4f7f\u7528\u7684\u78c1\u76d8\uff0c\u9700\u8981\u4fee\u6539\/etc\/fstab,\u52a0\u4e0aprjquota\u5c5e\u6027\n\/dev\/sdb \/home    xfs    defaults,prjquota    0 0\n\n\u7136\u540e\u4fee\u6539\u4e0b\u8ff0\u5185\u6838\u53c2\u6570\uff0c\u91cd\u542f\u4e3b\u673a\n\n# 3\u3001\u4fee\u6539\u5185\u6838\u53c2\u6570
<\/div>
\u67e5\u770b\u66f4\u591a<\/h2>
\u8054\u7cfb\u7ba1\u7406\u5458\u5fae\u4fe1tutu19192010\uff0c\u6ce8\u518c\u8d26\u53f7<\/p>\n<\/div>
<\/div>
<\/td><\/tr>
<\/td><\/tr><\/tbody><\/table>
<\/td><\/tr><\/tbody><\/table><\/form>
Register<\/a><\/div>
Forgotten username or password?<\/a><\/div>
<\/div><\/div><\/div>
<\/div>","protected":false},"excerpt":{"rendered":"
\u4e00 \u5bb9\u5668\u5c42\u5199\u6ee1\u5e26\u6765\u7684\u5f71\u54cd \u4e4b\u524d\u6211\u4eec\u63d0\u8fc7\uff0c\u5bb9\u5668\u5185\u7684\u6587\u4ef6\u7cfb\u7edf\u7c7b\u578b\u4e0d\u662fxfs\u4e5f\u4e0d\u662fext4\uff0c\u800c\u662fOverlayFS\uff08 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[426,422],"tags":[],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/7418"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7418"}],"version-history":[{"count":0,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/7418\/revisions"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7418"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7418"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7418"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}