{"id":596,"date":"2024-04-06T19:53:29","date_gmt":"2024-04-06T11:53:29","guid":{"rendered":"https:\/\/www.bunnyism.com\/?p=596"},"modified":"2024-12-18T21:57:29","modified_gmt":"2024-12-18T13:57:29","slug":"cephfs%e5%88%86%e5%b8%83%e5%bc%8f%e6%96%87%e4%bb%b6%e7%b3%bb%e7%bb%9f%e7%8e%af%e5%a2%83%e9%83%a8%e7%bd%b2%e5%92%8c%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.bunnyism.com\/?p=596","title":{"rendered":"cephFS\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\u73af\u5883\u90e8\u7f72\u548c\u4f7f\u7528"},"content":{"rendered":"

ceph\u5e95\u5c42\u662f\u628a\u591a\u4e2a\u786c\u76d8\u5408\u5e76\u6210\u903b\u8f91\u5b58\u50a8\u6c60 \u5f62\u6210\uff08\u903b\u8f91\u7edf\u4e00\uff09 \uff08lun\u5408\u5e76\u6210\u903b\u8f91\u786c\u76d8\uff09\u4fdd\u5b58\u6570\u636e\u65f6\u4f1a\u5c06\u6570\u636e\u4fdd\u5b58\u5230\u4efb\u610f\u4e00\u4e2a\u8282\u3002<\/p>\n

\u6570\u636e\uff0812m\uff09\u5728\u5ba2\u6237\u7aef\u8fdb\u884c\u5206\u7247 \u6bcf\u4e2a\u72474m \u5b58\u50a8\u6c60 \u53c8\u5206\u4e86\u591a\u4e2apg(\u653e\u7f6e\u7ec4) \u6570\u636e\u653e\u5165pg\uff08\u5bf9\u8c61\u6570\u636e\uff09 \u7136\u540e\u518d\u628apg\u653e\u5230\u591a\u4e2aosd\u4e0a<\/span>\u3002<\/p>\n

\n

\u652f\u6301\u7684\u5b58\u50a8\u7c7b\u578b<\/span><\/h3>\n

\u5bf9\u8c61\u5b58\u50a8<\/h4>\n

\u6a2a\u5411\u5b58\u50a8 \u5b83\u4fdd\u5b58\u4e30\u5bcc\u7684\u6587\u4ef6\u5143\u6570\u636e \u5feb\u901f\u67e5\u8be2 \u9002\u5408\u5927\u6587\u4ef6 \u5a92\u4f53\u6587\u4ef6\u7684\u4fdd\u5b58<\/p>\n

\u5757\u5b58\u50a8<\/h4>\n

\u6570\u636e\u4ee5\u56fa\u5b9a\u5927\u5c0f\u7684\u201c\u5757\u201d\u5f62\u5f0f\u5b58\u50a8,\u9ad8\u6027\u80fd\uff0c\u4f4e\u5ef6\u8fdf\u3002\u6bcf\u4e2a\u5757\u90fd\u662f\u72ec\u7acb\u7684\u5bf9\u8c61 \u5982\u6570\u636e\u5e93\u7684\u4fdd\u5b58\u65b9\u5f0f \u76f8\u5f53\u4e8e\u662f\u4e00\u5757\u786c\u76d8(\u5b58\u50a8\u8bbe\u5907)\u4e00\u6837\uff08\u672a\u683c\u5f0f\u5316\u7684\uff09\u88f8\u7a7a\u95f4 \u4eba\u7c7b\u4e0d\u53ef\u8bfb\u800c\u5df2\u3002<\/p>\n

\u6587\u4ef6\u7cfb\u7edf\u5b58\u50a8<\/h4>\n

\u5c42\u7ea7\u5b58\u50a8 \u5b83\u9002\u5408\u4fdd\u5b58\u5c0f\u6587\u4ef6 \u53ef\u7528\u8bbe\u7f6e\u6587\u4ef6\u76ee\u5f55\u7684\u5b89\u5168\u9501 \u6587\u4ef6\u4ee5\u5757\u955c\u8fdb\u884c\u4fdd\u5b58 \u662f\u4eba\u7c7b\u53ef\u8bfb\u7684\u5f62\u5f0f\u3002<\/p>\n

\u5b58\u50a8\u6c60\u7684\u7c7b\u578b<\/span><\/h3>\n

– replicated pools
\n\u526f\u672c\u6c60\uff0c\u5c06\u6570\u636e\u5b58\u50a8\u4e3a3\u526f\u672c\uff0c\u4e5f\u5c31\u662f\u8bf4\u6570\u636e\u9ed8\u8ba4\u4f1a\u88ab\u5b58\u50a8\u4e3a3\u4efd\u3002
\n\u5f53\u7136\uff0c\u521b\u5efa\u5b58\u50a8\u6c60\u65f6\u53ef\u4ee5\u4fee\u6539\u5bf9\u5e94\u7684\u526f\u672c\u6570\u91cf\u3002<\/p>\n

– erasure-coded pools
\n\u76f8\u6bd4\u4e8e\u526f\u672c\u6c60\u5e76\u4e0d\u4f1a\u5c06\u6570\u636e\u5b58\u50a83\u4efd\uff0c\u800c\u662f\u57fa\u4e8e\u7ea0\u5220\u7801\u6280\u672f\u8282\u7701\u5b58\u50a8\u7a7a\u95f4\uff0c\u8fbe\u5230\u6570\u636e\u5197\u4f59\u7684\u6548\u679c\u3002<\/p><\/blockquote>\n

CephFS\u6982\u8ff0<\/h2>\n

RBD\u63d0\u4f9b\u4e86\u8fdc\u7a0b\u78c1\u76d8\u6302\u8f7d\u7684\u95ee\u9898\uff0c\u4f46\u65e0\u6cd5\u505a\u5230\u591a\u4e2a\u4e3b\u673a\u5171\u4eab\u4e00\u4e2a\u78c1\u76d8\uff0c\u5982\u679c\u6709\u4e00\u4efd\u6570\u636e\u5f88\u591a\u5ba2\u6237\u7aef\u90fd\u8981\u8bfb\u5199\u8be5\u600e\u4e48\u529e\u5462\uff1f\u8fd9\u65f6CephFS\u4f5c\u4e3a\u6587\u4ef6\u7cfb\u7edf\u89e3\u51b3\u65b9\u6848\u5c31\u6d3e\u4e0a\u7528\u573a\u4e86<\/p>\n

CephFS\u67b6\u6784\u539f\u7406<\/h2>\n

CephFS\u9700\u8981\u81f3\u5c11\u8fd0\u884c\u4e00\u4e2a\u5143\u6570\u636e\u670d\u52a1\u5668\uff08MDS\uff09\u5b88\u62a4\u8fdb\u7a0b(ceph-mds)\uff0c\u6b64\u8fdb\u7a0b\u7ba1\u7406\u4e0eCephFS\u4e0a\u5b58\u50a8\u6587\u4ef6\u76f8\u5173\u7684\u5143\u6570\u636e\u4fe1\u606f\u3002<\/span><\/p>\n

MDS\u867d\u7136\u79f0\u4e3a\u5143\u6570\u636e\u670d\u52a1\uff0c\u4f46\u662f\u5b83\u5374\u4e0d\u5b58\u50a8\u4efb\u4f55\u5143\u6570\u636e\u4fe1\u606f\uff0c\u5b83\u5b58\u5728\u7684\u76ee\u7684\u4ec5\u4ec5\u662f\u8ba9\u6211\u4eecrados\u96c6\u7fa4\u63d0\u4f9b\u5b58\u50a8\u63a5\u53e3\u3002<\/span><\/p>\n

\u5ba2\u6237\u7aef\u5728\u8bbf\u95ee\u6587\u4ef6\u63a5\u53e3\u65f6\uff0c\u9996\u5148\u94fe\u63a5\u5230MDS\u4e0a\uff0c\u5728MDS\u5230\u5185\u5b58\u91cc\u9762\u7ef4\u6301\u5143\u6570\u636e\u7684\u7d22\u5f15\u4fe1\u606f\uff0c\u4ece\u800c\u95f4\u63a5\u627e\u5230\u53bb\u54ea\u4e2a\u6570\u636e\u8282\u70b9\u8bfb\u53d6\u6570\u636e\u3002\u8fd9\u4e00\u70b9\u548cHDFS\u6587\u4ef6\u7cfb\u7edf\u7c7b\u4f3c\u3002<\/span><\/p>\n

CephFS\u548cNFS\u5bf9\u6bd4<\/h2>\n

\u76f8\u8f83\u4e8eNFS\u6765\u8bf4\uff0c\u5b83\u4e3b\u8981\u6709\u4ee5\u4e0b\u7279\u70b9\u4f18\u52bf:<\/span> – 1.\u5e95\u5c42\u6570\u636e\u5197\u4f59\u7684\u529f\u80fd\uff0c\u5e95\u5c42\u7684roados\u63d0\u4f9b\u4e86\u57fa\u672c\u6570\u636e\u5197\u4f59\u529f\u80fd\uff0c\u56e0\u6b64\u4e0d\u5b58\u5728NFS\u7684\u5355\u70b9\u6545\u969c\u56e0\u7d20;<\/span> – 2.\u5e95\u5c42roados\u7cfb\u7edf\u6709N\u4e2a\u5b58\u50a8\u8282\u70b9\u7ec4\u6210\uff0c\u6240\u4ee5\u6570\u636e\u7684\u5b58\u50a8\u53ef\u4ee5\u5206\u6563I\/O\uff0c\u541e\u5410\u91cf\u8f83\u9ad8;<\/span> – 3.\u5e95\u5c42roados\u7cfb\u7edf\u6709N\u4e2a\u5b58\u50a8\u8282\u70b9\u7ec4\u6210\uff0c\u6240\u4ee5ceph\u63d0\u4f9b\u7684\u6269\u5c55\u6027\u8981\u76f8\u5f53\u7684\u9ad8;<\/span><\/p>\n

cephFS\u7684\u4e00\u4e3b\u4e00\u4ece\u67b6\u6784\u90e8\u7f72<\/h2>\n

https:\/\/docs.ceph.com\/en\/reef\/cephfs\/createfs\/<\/a><\/p>\n

\u521b\u5efa\u4e24\u4e2a\u5b58\u50a8\u6c60\u5206\u522b\u7528\u4e8e\u5b58\u50a8mds\u7684\u5143\u6570\u636e\u548c\u6570\u636e<\/h3>\n
ceph osd pool create cephfs_data\r\nceph osd pool create cephfs_metadata<\/pre>\n
\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6\u7cfb\u7edf\uff0c\u540d\u79f0\u4e3a”test-cephfs”<\/h3>\n
ceph fs new test-cephfs cephfs_metadata cephfs_data\r\nceph fs ls<\/pre>\n<\/div>\n
\u67e5\u770b\u521b\u5efa\u7684\u6587\u4ef6\u7cfb\u7edf<\/h3>\n
ceph fs ls\r\nceph mds stat\r\nceph -s<\/pre>\n
\u5e94\u7528mds\u7684\u6587\u4ef6\u7cfb\u7edf<\/h3>\n
ceph orch apply mds test-cephfs\r\nceph mds stat\r\nceph fs ls\r\nceph -s<\/pre>\n
\u6dfb\u52a0\u591a\u4e2amds\u670d\u52a1\u5668<\/h3>\n
ceph orch daemon add mds test-cephfs ceph143\r\nceph orch daemon add mds test-cephfs ceph141<\/pre>\n
\u67e5\u770bcephFS\u96c6\u7fa4\u7684\u8be6\u7ec6\u4fe1\u606f<\/h3>\n
ceph fs status test-cephfs<\/pre>\n
cephfs\u7684\u5ba2\u6237\u7aef\u4e4b\u501f\u52a9\u5185\u6838\u6a21\u5757\u6302\u8f7d<\/h2>\n
\u7ba1\u7406\u8282\u70b9\u521b\u5efa\u7528\u6237\u5e76\u5bfc\u51fa\u94a5\u5319\u73af\u548ckey\u6587\u4ef6<\/h3>\n
\u521b\u5efa\u7528\u6237\u5e76\u6388\u6743<\/h4>\n
ceph auth add client.yinzhengjiefs mon 'allow r' mds 'allow rw' osd 'allow rwx'<\/pre>\n
\u5bfc\u51fa\u8ba4\u8bc1\u4fe1\u606f<\/h4>\n
ceph auth get client.test > ceph.client.test.keyring\r\ncat ceph.client.test.keyring\r\nceph auth print-key client.test> test.key\r\nmore yinzhengjiefs.key<\/pre>\n
\u5c06\u94a5\u5319\u73af\u548c\u79d8\u94a5key\u62f7\u8d1d\u5230\u5ba2\u6237\u7aef\u6307\u5b9a\u76ee\u5f55<\/h4>\n
scp ceph.client.test.keyring test.key ceph143:\/etc\/ceph\/\r\nscp ceph.client.test.keyring 10.0.0.250:\/etc\/ceph\/<\/pre>\n
\u57fa\u4e8esecretfile\u8fdb\u884c\u6302\u8f7d<\/h3>\n
\u67e5\u770b\u672c\u5730\u6587\u4ef6<\/h4>\n
 ll \/etc\/ceph\/ | grep test<\/pre>\n
\u67e5\u770b\u672c\u5730\u89e3\u6790\u8bb0\u5f55<\/h4>\n
 grep ceph \/etc\/hosts<\/pre>\n
\u57fa\u4e8ekey\u6587\u4ef6\u8fdb\u884c\u6302\u8f7d\u5e76\u5c1d\u8bd5\u5199\u5165\u6570\u636e (\u62a5\u9519\u5219\u5b89\u88c5\u5ba2\u6237\u7aef\u670d\u52a1)<\/h4>\n
df -h | grep mnt\r\nmount -t ceph ceph141:6789,ceph142:6789,ceph143:6789:\/ \/mnt -o name=test,secretfile=\/etc\/ceph\/test.key\r\ndf -h | grep mnt<\/pre>\n
\u57fa\u4e8eKEY\u8fdb\u884c\u6302\u8f7d\uff0c\u65e0\u9700\u62f7\u8d1d\u79d8\u94a5\u6587\u4ef6<\/h4>\n
df -h | grep mnt\r\nmount -t ceph 10.0.0.141:6789,10.0.0.142:6789:\/ \/mnt -o name=test,secret=AQARZlJn4B54ExAAFNdetd3leGZ7R+7bbbUNoA==\r\ndf -h | grep mnt<\/pre>\n
cephfs\u7684\u5ba2\u6237\u7aef\u4e4b\u57fa\u4e8e\u7528\u6237\u7a7a\u95f4fuse\u65b9\u5f0f\u8bbf\u95ee<\/h2>\n
FUSE\u6982\u8ff0<\/h3>\n
\u5bf9\u4e8e\u67d0\u4e9b\u64cd\u4f5c\u7cfb\u7edf\u6765\u8bf4\uff0c\u5b83\u6ca1\u6709\u63d0\u4f9b\u5bf9\u5e94\u7684ceph\u5185\u6838\u6a21\u5757\uff0c\u6211\u4eec\u8fd8\u9700\u8981\u4f7f\u7528CephFS\u7684\u8bdd\uff0c\u53ef\u4ee5\u901a\u8fc7FUSE\u65b9\u5f0f\u6765\u5b9e\u73b0\u3002<\/p>\n
FUSE\u82f1\u6587\u5168\u79f0\u4e3a:”Filesystem in Userspace”\uff0c\u7528\u4e8e\u975e\u7279\u6743\u7528\u6237\u80fd\u591f\u65e0\u9700\u64cd\u4f5c\u5185\u6838\u800c\u521b\u5efa\u6587\u4ef6\u7cfb\u7edf\uff0c\u4f46\u9700\u8981\u5355\u72ec\u5b89\u88c5”ceph-fuse”\u7a0b\u5e8f\u5305\u3002<\/p>\n
\u5b89\u88c5ceph-fuse\u7a0b\u5e8f\u5305<\/h3>\n
apt -y install ceph-fuse<\/pre>\n
\u4f7f\u7528ceph-fuse\u5de5\u5177\u6302\u8f7dcephFS<\/h3>\n
\u521b\u5efa\u6302\u8f7d\u70b9<\/h4>\n
mkdir -pv \/test\/cephfs<\/pre>\n
\u5f00\u59cb\u6302\u8f7dceph<\/h4>\n
mkdir \/etc\/ceph\r\nscp 10.0.0.141:\/etc\/ceph\/ceph.client.admin.keyring \/etc\/ceph<\/pre>\n
\u9a8c\u8bc1\u662f\u5426\u6302\u8f7d\u6210\u529f<\/h4>\n
df -h | grep \/test<\/pre>\n
CephNFS\u521b\u5efa\u548c\u6302\u8f7d\u6210\u529f~<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"
ceph\u5e95\u5c42\u662f\u628a\u591a\u4e2a\u786c\u76d8\u5408\u5e76\u6210\u903b\u8f91\u5b58\u50a8\u6c60 \u5f62\u6210\uff08\u903b\u8f91\u7edf\u4e00\uff09 \uff08lun\u5408\u5e76\u6210\u903b\u8f91\u786c\u76d8\uff09\u4fdd\u5b58\u6570\u636e\u65f6\u4f1a\u5c06\u6570\u636e\u4fdd\u5b58\u5230\u4efb […]<\/p>\n","protected":false},"author":1,"featured_media":600,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-596","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-k8s"],"_links":{"self":[{"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=\/wp\/v2\/posts\/596","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=596"}],"version-history":[{"count":38,"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=\/wp\/v2\/posts\/596\/revisions"}],"predecessor-version":[{"id":666,"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=\/wp\/v2\/posts\/596\/revisions\/666"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=\/wp\/v2\/media\/600"}],"wp:attachment":[{"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=596"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=596"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bunnyism.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=596"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}