{"id":279,"date":"2018-06-29T17:34:32","date_gmt":"2018-06-29T09:34:32","guid":{"rendered":"https:\/\/blog.espnlol.com\/?p=279"},"modified":"2022-04-20T18:29:29","modified_gmt":"2022-04-20T10:29:29","slug":"cephfs%e7%ae%80%e5%8d%95%e9%83%a8%e7%bd%b2","status":"publish","type":"post","link":"https:\/\/blog.espnlol.com\/?p=279","title":{"rendered":"cephfs\u7b80\u5355\u90e8\u7f72"},"content":{"rendered":"

\u4e00,\u6982\u8ff0
\nCeph\u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u5b58\u50a8\u7cfb\u7edf\uff0c\u8bde\u751f\u4e8e2004\u5e74\uff0c\u6700\u65e9\u81f4\u529b\u4e8e\u5f00\u53d1\u4e0b\u4e00\u4ee3\u9ad8\u6027\u80fd\u5206\u5e03\u5f0f\u6587\u4ef6\u7cfb\u7edf\u7684\u9879\u76ee\u3002\u968f\u7740\u4e91\u8ba1\u7b97\u7684\u53d1\u5c55\uff0cceph\u4e58\u4e0a\u4e86OpenStack\u7684\u6625\u98ce\uff0c\u8fdb\u800c\u6210\u4e3a\u4e86\u5f00\u6e90\u793e\u533a\u53d7\u5173\u6ce8\u8f83\u9ad8\u7684\u9879\u76ee\u4e4b\u4e00\u3002
\nCeph\u6709\u4ee5\u4e0b\u4f18\u52bf\uff1a<\/p>\n

1,CRUSH\u7b97\u6cd5
\nCrush\u7b97\u6cd5\u662fceph\u7684\u4e24\u5927\u521b\u65b0\u4e4b\u4e00\uff0c\u7b80\u5355\u6765\u8bf4\uff0cceph\u6452\u5f03\u4e86\u4f20\u7edf\u7684\u96c6\u4e2d\u5f0f\u5b58\u50a8\u5143\u6570\u636e\u5bfb\u5740\u7684\u65b9\u6848\uff0c\u8f6c\u800c\u4f7f\u7528CRUSH\u7b97\u6cd5\u5b8c\u6210\u6570\u636e\u7684\u5bfb\u5740\u64cd\u4f5c\u3002CRUSH\u5728\u4e00\u81f4\u6027\u54c8\u5e0c\u57fa\u7840\u4e0a\u5f88\u597d\u7684\u8003\u8651\u4e86\u5bb9\u707e\u57df\u7684\u9694\u79bb\uff0c\u80fd\u591f\u5b9e\u73b0\u5404\u7c7b\u8d1f\u8f7d\u7684\u526f\u672c\u653e\u7f6e\u89c4\u5219\uff0c\u4f8b\u5982\u8de8\u673a\u623f\u3001\u673a\u67b6\u611f\u77e5\u7b49\u3002Crush\u7b97\u6cd5\u6709\u76f8\u5f53\u5f3a\u5927\u7684\u6269\u5c55\u6027\uff0c\u7406\u8bba\u4e0a\u652f\u6301\u6570\u5343\u4e2a\u5b58\u50a8\u8282\u70b9\u3002<\/p>\n

2,\u9ad8\u53ef\u7528
\nCeph\u4e2d\u7684\u6570\u636e\u526f\u672c\u6570\u91cf\u53ef\u4ee5\u7531\u7ba1\u7406\u5458\u81ea\u884c\u5b9a\u4e49\uff0c\u5e76\u53ef\u4ee5\u901a\u8fc7CRUSH\u7b97\u6cd5\u6307\u5b9a\u526f\u672c\u7684\u7269\u7406\u5b58\u50a8\u4f4d\u7f6e\u4ee5\u5206\u9694\u6545\u969c\u57df\uff0c\u652f\u6301\u6570\u636e\u5f3a\u4e00\u81f4\u6027\uff1b ceph\u53ef\u4ee5\u5fcd\u53d7\u591a\u79cd\u6545\u969c\u573a\u666f\u5e76\u81ea\u52a8\u5c1d\u8bd5\u5e76\u884c\u4fee\u590d\u3002<\/p>\n

3,\u9ad8\u6269\u5c55\u6027
\nCeph\u4e0d\u540c\u4e8eswift\uff0c\u5ba2\u6237\u7aef\u6240\u6709\u7684\u8bfb\u5199\u64cd\u4f5c\u90fd\u8981\u7ecf\u8fc7\u4ee3\u7406\u8282\u70b9\u3002\u4e00\u65e6\u96c6\u7fa4\u5e76\u53d1\u91cf\u589e\u5927\u65f6\uff0c\u4ee3\u7406\u8282\u70b9\u5f88\u5bb9\u6613\u6210\u4e3a\u5355\u70b9\u74f6\u9888\u3002Ceph\u672c\u8eab\u5e76\u6ca1\u6709\u4e3b\u63a7\u8282\u70b9\uff0c\u6269\u5c55\u8d77\u6765\u6bd4\u8f83\u5bb9\u6613\uff0c\u5e76\u4e14\u7406\u8bba\u4e0a\uff0c\u5b83\u7684\u6027\u80fd\u4f1a\u968f\u7740\u78c1\u76d8\u6570\u91cf\u7684\u589e\u52a0\u800c\u7ebf\u6027\u589e\u957f\u3002<\/p>\n

4,\u7279\u6027\u4e30\u5bcc
\nCeph\u652f\u6301\u4e09\u79cd\u8c03\u7528\u63a5\u53e3\uff1a\u5bf9\u8c61\u5b58\u50a8\uff0c\u5757\u5b58\u50a8\uff0c\u6587\u4ef6\u7cfb\u7edf\u6302\u8f7d\u3002\u4e09\u79cd\u65b9\u5f0f\u53ef\u4ee5\u4e00\u540c\u4f7f\u7528\u3002\u5728\u56fd\u5185\u4e00\u4e9b\u516c\u53f8\u7684\u4e91\u73af\u5883\u4e2d\uff0c\u901a\u5e38\u4f1a\u91c7\u7528ceph\u4f5c\u4e3aopenstack\u7684\u552f\u4e00\u540e\u7aef\u5b58\u50a8\u6765\u63d0\u5347\u6570\u636e\u8f6c\u53d1\u6548\u7387\u3002<\/p>\n

\u4e8c,\u90e8\u7f72<\/h1>\n

\u7cfb\u7edf:centos7
\n\u5185\u6838:Linux 3.10.0-693.el7.x86_64
\n\u73af\u5883:ceph01(172.16.10.181),ceph02(172.16.10.182),ceph03(172.16.10.183)<\/p>\n

\u5b89\u88c5ceph\u524d,\u5c06\u6240\u6709\u7684\u670d\u52a1\u5668\u8bbe\u7f6e\u6210\u514d\u5bc6\u4e92\u8bbf,\u5e76\u4e14\u914d\u7f6ehosts\u5c06\u4e3b\u673a\u540d\u4e4b\u95f4\u53ef\u4ee5\u4e92\u8bbf,\u540c\u65f6\u914d\u7f6e\u597d\u65f6\u95f4\u540c\u6b65,\u5173\u95edfirewalld\u548cselinux.<\/p>\n

\u90e8\u7f72\u5de5\u5177\uff1a
\nCeph\u5b98\u65b9\u63a8\u51fa\u4e86\u4e00\u4e2a\u7528python\u5199\u7684\u5de5\u5177 cpeh-deploy\uff0c\u53ef\u4ee5\u5f88\u5927\u7684\u7b80\u5316ceph\u96c6\u7fa4\u7684\u914d\u7f6e\u8fc7\u7a0b\uff0c\u4e0b\u9762\u662fceph.repo\u7684\u914d\u7f6e<\/p>\n

[Ceph]\r\nname=Ceph packages for $basearch\r\nbaseurl=http:\/\/download.ceph.com\/rpm-jewel\/el7\/$basearch\r\nenabled=1\r\ngpgcheck=1\r\ntype=rpm-md\r\ngpgkey=https:\/\/download.ceph.com\/keys\/release.asc\r\npriority=1\r\n\r\n[Ceph-noarch]\r\nname=Ceph noarch packages\r\nbaseurl=http:\/\/download.ceph.com\/rpm-jewel\/el7\/noarch\r\nenabled=1\r\ngpgcheck=1\r\ntype=rpm-md\r\ngpgkey=https:\/\/download.ceph.com\/keys\/release.asc\r\npriority=1\r\n\r\n[ceph-source]\r\nname=Ceph source packages\r\nbaseurl=http:\/\/download.ceph.com\/rpm-jewel\/el7\/SRPMS\r\nenabled=1\r\ngpgcheck=1\r\ntype=rpm-md\r\ngpgkey=https:\/\/download.ceph.com\/keys\/release.asc\r\npriority=1<\/pre>\n
\u5728\u4e09\u53f0\u4e3b\u673a\u4e0a\u5b89\u88c5\u5de5\u5177<\/p>\n
yum install -y ceph-deploy<\/pre>\n
\u521b\u5efaceph\u7528\u6237<\/p>\n
useradd -d \/home\/ceph -m ceph        \r\npasswd ceph\r\n\r\n\u540c\u65f6\u914d\u7f6e\u514d\u5bc6\u7801\u767b\u9646,\u4e92\u8bbf,\u5e76\u7ed9\u4e88sudo\u6743\u9650\r\necho \"ceph ALL = (root) NOPASSWD:ALL\" | sudo tee \/etc\/sudoers.d\/ceph\r\nchmod 0440 \/etc\/sudoers.d\/ceph\r\n\r\nsu - ceph\r\nssh-keygen -t rsa\r\nssh-copy-id -i .ssh\/id_rsa.pub ceph@ceph02\r\nssh-copy-id -i .ssh\/id_rsa.pub ceph@ceph03\r\n\r\n\u4f7f\u7528ssh\u914d\u7f6e\u6587\u4ef6\r\nHost ceph01\r\n        Hostname ceph01\r\n        Port 22\r\n        User ceph\r\n\r\nHost ceph02\r\n        Hostname ceph02\r\n        Port 22\r\n        User ceph\r\n\r\nHost ceph03\r\n        Hostname ceph03\r\n        Port 22\r\n        User ceph<\/pre>\n
\u521b\u5efa\u5b58\u50a8\u96c6\u7fa4<\/p>\n
\u5728ceph01\u4e0a\r\nsu - ceph\r\nmkdir my-cluster \r\ncd my-cluster \r\n\r\n\u521b\u5efamoniter\u96c6\u7fa4\r\nceph-deploy new ceph01 ceph02 ceph03\r\n\r\n\u914d\u7f6e\u6587\u4ef6\u526f\u672c\u6570\u4ee5\u53ca\u7f51\u7edc\r\nvi ceph.conf\r\n[global]\r\nfsid = 666f4515-fcbe-4b01-9664-054485ea4117\r\nmon_initial_members = ceph01, ceph02, ceph03\r\nmon_host = 172.16.10.181,172.16.10.182,172.16.10.183\r\nauth_cluster_required = cephx\r\nauth_service_required = cephx\r\nauth_client_required = cephx\r\nmon_pg_warn_max_per_osd = 1000\r\nosd pool default size = 2 \r\npublic network = 172.16.10.0\/24\r\nmon clock drift allowed = 2\r\nmon clock drift warn backoff = 30\r\n\r\n#osd pool default size = 2  \u9ed8\u8ba4\u526f\u672c\u6570\u4e3a3,\u8fd9\u91cc\u6539\u4e3a2\r\n#public network = 172.16.10.0\/24 \u7f51\u7edc\u8bbe\u7f6e\r\n#mon clock drift allowed = 2    monitor\u95f4\u7684clock drift\uff08\u65f6\u949f\u5600\u55d2\u6570\uff1f\uff0c\u9ed8\u8ba4.05s\uff09\r\n#mon clock drift warn backoff = 30  \u65f6\u949f\u504f\u79fb\u8865\u507f\u6307\u6570\uff08\u9ed8\u8ba45\uff09<\/pre>\n
#\u5b89\u88c5ceph<\/p>\n
#\u7531\u4e8e\u56fd\u5916\u8bbf\u95ee\u8d85\u7ea7\u6162\u8fd9\u91cc\u5efa\u8bae\u66f4\u6362\u6210\u56fd\u5185\u7684\u6e90,\u6e05\u534e\u5927\u5b66\u7684\u6e90\u5f88\u5feb\u5f88\u7a33\u5b9a\r\nexport CEPH_DEPLOY_GPG_URL=https:\/\/mirrors.tuna.tsinghua.edu.cn\/ceph\/keys\/release.asc\r\nexport CEPH_DEPLOY_REPO_URL=https:\/\/mirrors.tuna.tsinghua.edu.cn\/ceph\/rpm-jewel\/el7\/\r\n\r\n#\u6267\u884c\u5b89\u88c5\r\nceph-deploy install ceph01 ceph02 ceph03\r\n\r\n#\u5b89\u88c5\u5931\u8d25\u53ef\u4ee5\u6e05\u695a\u91cd\u88c5\r\n\u6e05\u9664\u6240\u6709\u8f6f\u4ef6\r\nceph-deploy purge ceph-node\r\n\u6e05\u9664\u6240\u6709\u6570\u636e,\u914d\u7f6e\u6587\u4ef6\r\nceph-deploy purgedata ceph-node\r\n\u6e05\u9664\u6240\u6709keys\r\nceph-deploy forgetkeys\r\n\r\n\u6fc0\u6d3b\u76d1\u63a7\u8282\u70b9\r\nceph-deploy mon create-initial\r\n\r\n\u5b8c\u6210\u4e0a\u8ff0\u64cd\u4f5c\u540e\uff0c\u5f53\u524d\u76ee\u5f55\u91cc\u5e94\u8be5\u4f1a\u51fa\u73b0\u8fd9\u4e9b\u5bc6\u94a5\u73af\uff1a\r\nceph.client.admin.keyring\r\nceph.bootstrap-osd.keyring\r\nceph.bootstrap-mds.keyring\r\nceph.bootstrap-rgw.keyring\r\n\r\n\u90e8\u7f72osd\r\n#\u5217\u51faceph01\u4e0a\u6240\u6709\u7684\u53ef\u7528\u78c1\u76d8\r\nceph-deploy disk list ceph01\r\n#disk zap \u81ea\u547d\u4ee4\u5220\u9664\u73b0\u6709\u5206\u533a\u8868\r\nceph-deploy disk zap ceph01:sdb\r\nceph-deploy disk zap ceph02:sdb\r\nceph-deploy disk zap ceph03:sdb\r\n\r\n#osd create \u5b50\u547d\u4ee4\u9996\u5148\u51c6\u5907\u78c1\u76d8\uff08\u7528xfs\u6587\u4ef6\u7cfb\u7edf\u683c\u5f0f\u5316\u78c1\u76d8\uff09\uff0c\u7136\u540e\u6fc0\u6d3b\u78c1\u76d8\u7684\u7b2c\u4e00\u3001\u7b2c\u4e8c\u4e2a\u5206\u533a\uff0c\u4f5c\u4e3a\u6570\u636e\u5206\u533a\u548c\u65e5\u5fd7\u5206\u533a\r\nceph-deploy osd create ceph01:sdb\r\nceph-deploy osd create ceph02:sdb\r\nceph-deploy osd create ceph03:sdb\r\n\r\n#\u67e5\u770b\u72b6\u6001\r\nceph -s\r\ncluster 710da3e5-61c1-4285-9bf2-45bfa5a88ab0\r\n     health HEALTH_OK\r\n     monmap e2: 3 mons at {ceph01=172.16.10.181:6789\/0,ceph02=172.16.10.182:6789\/0,ceph03=172.16.10.183:6789\/0}\r\n            election epoch 8, quorum 0,1,2 ceph01,ceph02,ceph03\r\n     osdmap e15: 3 osds: 3 up, 3 in\r\n            flags sortbitwise,require_jewel_osds\r\n      pgmap v26: 64 pgs, 1 pools, 0 bytes data, 0 objects\r\n            100 MB used, 134 GB \/ 134 GB avail\r\n                  64 active+clean\r\n\r\n#\u5065\u5eb7\u72b6\u6001\u68c0\u67e5\r\nceph -w\r\ncluster 710da3e5-61c1-4285-9bf2-45bfa5a88ab0\r\n     health HEALTH_OK\r\n     monmap e2: 3 mons at {ceph01=172.16.10.181:6789\/0,ceph02=172.16.10.182:6789\/0,ceph03=172.16.10.183:6789\/0}\r\n            election epoch 8, quorum 0,1,2 ceph01,ceph02,ceph03\r\n     osdmap e15: 3 osds: 3 up, 3 in\r\n            flags sortbitwise,require_jewel_osds\r\n      pgmap v26: 64 pgs, 1 pools, 0 bytes data, 0 objects\r\n            100 MB used, 134 GB \/ 134 GB avail\r\n                  64 active+clean\r\n\r\n2018-06-29 14:00:00.000167 mon.0 [INF] HEALTH_OK\r\n\r\n#Ceph monitor\u4ef2\u88c1\u72b6\u6001\r\nceph quorum_status --format json-pretty\r\n{\r\n    \"election_epoch\": 8,\r\n    \"quorum\": [\r\n        0,\r\n        1,\r\n        2\r\n    ],\r\n    \"quorum_names\": [\r\n        \"ceph01\",\r\n        \"ceph02\",\r\n        \"ceph03\"\r\n    ],\r\n    \"quorum_leader_name\": \"ceph01\",\r\n    \"monmap\": {\r\n        \"epoch\": 2,\r\n        \"fsid\": \"710da3e5-61c1-4285-9bf2-45bfa5a88ab0\",\r\n        \"modified\": \"2018-06-28 17:54:00.672461\",\r\n        \"created\": \"2018-06-28 17:53:44.843991\",\r\n        \"mons\": [\r\n            {\r\n                \"rank\": 0,\r\n                \"name\": \"ceph01\",\r\n                \"addr\": \"172.16.10.181:6789\\\/0\"\r\n            },\r\n            {\r\n                \"rank\": 1,\r\n                \"name\": \"ceph02\",\r\n                \"addr\": \"172.16.10.182:6789\\\/0\"\r\n            },\r\n            {\r\n                \"rank\": 2,\r\n                \"name\": \"ceph03\",\r\n                \"addr\": \"172.16.10.183:6789\\\/0\"\r\n            }\r\n        ]\r\n    }\r\n}\r\n\r\n\u5bfc\u51famonitor\u4fe1\u606f\r\nceph mon dump\r\ndumped monmap epoch 2\r\nepoch 2\r\nfsid 710da3e5-61c1-4285-9bf2-45bfa5a88ab0\r\nlast_changed 2018-06-28 17:54:00.672461\r\ncreated 2018-06-28 17:53:44.843991\r\n0: 172.16.10.181:6789\/0 mon.ceph01\r\n1: 172.16.10.182:6789\/0 mon.ceph02\r\n2: 172.16.10.183:6789\/0 mon.ceph03\r\n\r\n#\u68c0\u67e5\u96c6\u7fa4\u4f7f\u7528\u72b6\u6001\r\nceph df\r\nGLOBAL:\r\n    SIZE     AVAIL     RAW USED     %RAW USED \r\n    134G      134G         100M          0.07 \r\nPOOLS:\r\n    NAME     ID     USED     %USED     MAX AVAIL     OBJECTS \r\n    rbd      0         0         0        65579M           0 \r\n\r\n#\u68c0\u67e5Ceph monitor\u3001OSD\u548cPG\uff08\u914d\u7f6e\u7ec4\uff09\u72b6\u6001\r\n[ceph@ceph01 ~]$ ceph mon stat\r\ne2: 3 mons at {ceph01=172.16.10.181:6789\/0,ceph02=172.16.10.182:6789\/0,ceph03=172.16.10.183:6789\/0}, election epoch 8, quorum 0,1,2 ceph01,ceph02,ceph03\r\n[ceph@ceph01 ~]$ ceph osd stat\r\n     osdmap e15: 3 osds: 3 up, 3 in\r\n            flags sortbitwise,require_jewel_osds\r\n[ceph@ceph01 ~]$ ceph pg stat\r\nv26: 64 pgs: 64 active+clean; 0 bytes data, 100 MB used, 134 GB \/ 134 GB avail\r\n\r\n#\u5217\u8868PG\r\nceph pg dump\r\n\r\n#\u5217\u8868Ceph\u5b58\u50a8\u6c60\r\n[ceph@ceph01 ~]$ ceph osd lspools\r\n0 rbd,\r\n\r\n#\u68c0\u67e5OSD\u7684CRUSH map\r\n[ceph@ceph01 ~]$ ceph osd tree\r\nID WEIGHT  TYPE NAME       UP\/DOWN REWEIGHT PRIMARY-AFFINITY \r\n-1 0.13170 root default                                      \r\n-2 0.04390     host ceph01                                   \r\n 0 0.04390         osd.0        up  1.00000          1.00000 \r\n-3 0.04390     host ceph02                                   \r\n 1 0.04390         osd.1        up  1.00000          1.00000 \r\n-4 0.04390     host ceph03                                   \r\n 2 0.04390         osd.2        up  1.00000          1.00000 \r\n\r\n#\u5217\u8868\u96c6\u7fa4\u7684\u8ba4\u8bc1\u79d8\u94a5\r\n[ceph@ceph01 ~]$ ceph auth list<\/pre>\n
#\u521b\u5efacephfs<\/h3>\n
#\u8981\u8fd0\u884c Ceph \u6587\u4ef6\u7cfb\u7edf\uff0c\u4f60\u5fc5\u987b\u5148\u88c5\u8d77\u81f3\u5c11\u5e26\u4e00\u4e2a Ceph \u5143\u6570\u636e\u670d\u52a1\u5668\u7684 Ceph \u5b58\u50a8\u96c6\u7fa4\u3002\u6211\u8fd9\u91cc\u8ba9\u4e09\u53f0\u670d\u52a1\u5668\u5168\u90e8\u6210\u4e3amds\u7684\u89d2\u8272\r\n#\u8fdb\u5165\u5b58\u653eceph\u96c6\u7fa4\u914d\u7f6e\u6587\u4ef6\u7684\u76ee\u5f55\r\nceph-deploy mds create ceph01 ceph02 ceph03\r\n\r\n#\u67e5\u770bmds\u6587\u4ef6\r\n[ceph@ceph01 my-cluster]$ ls \/var\/lib\/ceph\/mds\/ceph-ceph01\/\r\ndone  keyring  systemd\r\n\r\n[ceph@ceph01 my-cluster]$ ll \/var\/lib\/ceph\/osd\/ceph-0\/\r\ntotal 48\r\n-rw-r--r--  1 root root  484 Jun 28 17:55 activate.monmap\r\n-rw-r--r--  1 ceph ceph    3 Jun 28 17:55 active\r\n-rw-r--r--  1 ceph ceph   37 Jun 28 17:55 ceph_fsid\r\ndrwxr-xr-x 86 ceph ceph 1439 Jun 28 17:56 current\r\n-rw-r--r--  1 ceph ceph   37 Jun 28 17:55 fsid\r\nlrwxrwxrwx  1 ceph ceph   58 Jun 28 17:55 journal -> \/dev\/disk\/by-partuuid\/9dc3637d-685b-48ec-81e0-8b87e94343ed\r\n-rw-r--r--  1 ceph ceph   37 Jun 28 17:55 journal_uuid\r\n-rw-------  1 ceph ceph   56 Jun 28 17:55 keyring\r\n-rw-r--r--  1 ceph ceph   21 Jun 28 17:55 magic\r\n-rw-r--r--  1 ceph ceph    6 Jun 28 17:55 ready\r\n-rw-r--r--  1 ceph ceph    4 Jun 28 17:55 store_version\r\n-rw-r--r--  1 ceph ceph   53 Jun 28 17:55 superblock\r\n-rw-r--r--  1 ceph ceph    0 Jun 28 17:56 systemd\r\n-rw-r--r--  1 ceph ceph   10 Jun 28 17:55 type\r\n-rw-r--r--  1 ceph ceph    2 Jun 28 17:55 whoami\r\n\r\n\u53ef\u4ee5\u770b\u5230mds\u5b9e\u9645\u662f\u5b58\u5728ceph osd\u4e0a\u7684\r\n\r\n#\u67e5\u770b\u5143\u6570\u636e\u72b6\u6001,\u53ef\u4ee5\u770b\u5230\u72b6\u6001\u5747\u4e3a\u5f85\u673a,\u8fd9\u662f\u7531\u4e8e\u672a\u5efa\u7acb\u5b58\u50a8\u6c60\r\ne4:, 3 up:standby\r\n\r\n#\u521b\u5efa\u5b58\u50a8\u6c60,\u4e00\u4e2a\u7528\u4e8e\u5b58\u50a8metadata\u53e6\u4e00\u4e2a\u7528\u4e8e\u5b58\u50a8data\r\nceph osd pool create cephfs_metadata 128\r\nceph osd pool create cephfs_data 128\r\n\r\n#\u5b58\u50a8\u6c60pg_num\u53d6\u503c\u53c2\u8003\r\n\u786e\u5b9a pg_num \u53d6\u503c\u662f\u5f3a\u5236\u6027\u7684\uff0c\u56e0\u4e3a\u4e0d\u80fd\u81ea\u52a8\u8ba1\u7b97\u3002\u4e0b\u9762\u662f\u51e0\u4e2a\u5e38\u7528\u7684\u503c\uff1a\r\n*\u5c11\u4e8e 5 \u4e2a OSD \u65f6\u53ef\u628a pg_num \u8bbe\u7f6e\u4e3a 128\r\n*OSD \u6570\u91cf\u5728 5 \u5230 10 \u4e2a\u65f6\uff0c\u53ef\u628a pg_num \u8bbe\u7f6e\u4e3a 512\r\n*OSD \u6570\u91cf\u5728 10 \u5230 50 \u4e2a\u65f6\uff0c\u53ef\u628a pg_num \u8bbe\u7f6e\u4e3a 4096\r\n*OSD \u6570\u91cf\u5927\u4e8e 50 \u65f6\uff0c\u4f60\u5f97\u7406\u89e3\u6743\u8861\u65b9\u6cd5\u3001\u4ee5\u53ca\u5982\u4f55\u81ea\u5df1\u8ba1\u7b97 pg_num \u53d6\u503c\r\n*\u81ea\u5df1\u8ba1\u7b97 pg_num \u53d6\u503c\u65f6\u53ef\u501f\u52a9 pgcalc \u5de5\u5177\r\n\u968f\u7740 OSD \u6570\u91cf\u7684\u589e\u52a0\uff0c\u6b63\u786e\u7684 pg_num \u53d6\u503c\u53d8\u5f97\u66f4\u52a0\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u663e\u8457\u5730\u5f71\u54cd\u7740\u96c6\u7fa4\u7684\u884c\u4e3a\u3001\u4ee5\u53ca\u51fa\u9519\u65f6\u7684\u6570\u636e\u6301\u4e45\u6027\uff08\u5373\u707e\u96be\u6027\u4e8b\u4ef6\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u7684\u6982\u7387\uff09\u3002\r\n\r\n#\u521b\u5efa\u597d\u5b58\u50a8\u540e,\u4f7f\u7528fs new\u547d\u4ee4\u521b\u5efa\u6587\u4ef6\u7cfb\u7edf\r\nceph fs new cephfs cephfs_metadata cephfs_data\r\n\r\n#\u67e5\u770b\u72b6\u6001\r\n[ceph@ceph01 my-cluster]$ ceph fs ls\r\nname: cephfs, metadata pool: cephfs_metadata, data pools: [cephfs_data ]<\/pre>\n
#\u8fd9\u6837\u4e00\u4e2a\u7b80\u5355\u7684cephfs\u7cfb\u7edf\u5c31\u521b\u5efa\u6210\u529f\u4e86,\u6302\u5728cephfs\u7cfb\u7edf<\/p>\n
\u5ba2\u6237\u7aef\uff1a \r\n   \u7b2c\u4e00\u6b65  \u521b\u5efa\u6302\u8f7d\u76ee\u5f55 \r\n        mkdir  \/data\r\n   \u7b2c\u4e8c\u6b65  \u67e5\u770bcephfs \u79d8\u94a5 \r\n   name \u548csecret \u5728ceph \u7684osd \u4e0b\u9762\u76ee\u5f55\u53bb\u83b7\u53d6 \r\n   cat \/etc\/ceph\/ceph.client.admin.keyring\r\n\r\n   \u7b2c\u4e09\u6b65 mount \u6587\u4ef6\u7cfb\u7edf \r\n   \u5982\u679c\u6709\u591a\u4e2a\u76d1\u89c6\u5668\uff1a\r\n   mount.ceph monhost1,monhost2,monhost3:\/ \/mnt\/foo\r\n   mount -t ceph  172.16.10.181:6789,172.16.10.182:6789,172.16.10.183:6789:\/ \/data  -o name=admin,secret=$keys\r\n\r\n   \u7b2c\u56db\u6b65 \u5199\u5165fstab \r\n   172.16.10.181:6789,172.16.10.182:6789,172.16.10.183:6789:\/ \/data    ceph    name=admin,secret=AQCprj5ZAilVHRAA73bX47zr2fGKpIwgk\/DGsA==,noatime,_netdev    0      0\r\n\r\n\r\n##########################################\r\nceph-fuse\u6302\u5728\u65b9\u5f0f\r\nceph-fuse -c \/etc\/ceph\/ceph.conf \/data -o nonempty<\/pre>\n
 <\/p>\n
#\u4e0b\u9762\u4e24\u4e2a\u662f\u90e8\u7f72\u8fc7\u7a0b\u4e2d\u9047\u5230\u7684\u95ee\u9898<\/p>\n
cluster 666f4515-fcbe-4b01-9664-054485ea4117
\nhealth HEALTH_WARN
\nclock skew detected on mon.ceph03
\nMonitor clock skew detected
\nmonmap e1: 3 mons at {ceph01=172.16.10.181:6789\/0,ceph02=172.16.10.182:6789\/0,ceph03=172.16.10.183:6789\/0}
\nelection epoch 22, quorum 0,1,2 ceph01,ceph02,ceph03
\nfsmap e9: 1\/1\/1 up {0=ceph02=up:active}, 2 up:standby
\nosdmap e27: 3 osds: 3 up, 3 in
\nflags sortbitwise,require_jewel_osds
\npgmap v17474: 1314 pgs, 3 pools, 2048 MB data, 532 objects
\n4230 MB used, 130 GB \/ 134 GB avail
\n1314 active+clean<\/p>\n
#\u5728\u6211\u81ea\u5df1\u6d4b\u8bd5\u8fc7\u7a0b\u4e2d,\u6211\u5173\u95ed\u4e86\u5176\u4e2d\u4e00\u53f0\u670d\u52a1\u5668,\u5e76\u672a\u5f71\u54cdceph\u8fd0\u884c\u5df2\u7ecf\u6570\u636e\u5b8c\u6574\u6027,\u4f46\u662f\u5f53\u6211\u8d77\u6765\u7684\u65f6\u5019\u83ab\u540d\u62a5\u4e86\u4e0b\u5217\u9519\u8bef,\u6211\u67e5\u8be2\u8bf4\u662f\u65f6\u95f4\u670d\u52a1\u5668\u4e0d\u540c\u6b65,\u8fd9\u4e2a\u6211\u4e4b\u524d\u8bbe\u7f6e\u8fc7,\u5176\u5b9e\u540c\u6b65\u7684,\u56e0\u4e3a\u7528\u7684\u662f\u5185\u7f51\u4e2d\u7684\u4e00\u4e2antp\u670d\u52a1\u5668,\u6240\u4ee5\u51e0\u4e4e\u4e0d\u5b58\u5728\u4e0d\u540c\u6b65\u7684\u95ee\u9898,\u540e\u6765\u67e5\u8be2\u624d\u53d1\u73b0\u539f\u6765\u662f\u4e24\u4e2a\u53c2\u6570\u7684\u95ee\u9898<\/p>\n
#\u5728ceph.conf\u4e2d\u589e\u52a0\u4e0b\u5217\u4e24\u4e2a\u53c2\u6570,\u540c\u6b65\u5230\u96c6\u7fa4\u7684node\u4e2d,\u91cd\u542f\u670d\u52a1\u89e3\u51b3\r\nmon clock drift allowed = 2    monitor\u95f4\u7684clock drift\uff08\u65f6\u949f\u5600\u55d2\u6570\uff1f\uff0c\u9ed8\u8ba4.05s\uff09\r\nmon clock drift warn backoff = 30  \u65f6\u949f\u504f\u79fb\u8865\u507f\u6307\u6570\uff08\u9ed8\u8ba45\uff09\r\n\r\nceph-deploy --overwrite-conf config push ceph01 ceph02 ceph03\r\n<\/pre>\n
admin_socket: exception getting command descriptions: [Errno 2] No such file or directory\u95ee\u9898\u89e3\u51b3<\/p>\n
#\u8fd9\u4e2a\u95ee\u9898\u56f0\u6270\u4e86\u4e00\u5929,\u540e\u6765\u4ed4\u7ec6\u67e5\u770b\u624d\u53d1\u73b0\u539f\u6765,ceph-deploy\u540e\u9762\u5e26\u7684\u4e3b\u673a\u540d,\u8981\u80fd\u627e\u5230\u5bf9\u5e94\u7684\u4e3b\u673aIP,\u6240\u4ee5\u505a\u4e8b\u513f\u8981\u7ec6\u5fc3,\u4e00\u6b65\u6b65\u6765.<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00,\u6982\u8ff0 Ceph\u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u5b58\u50a8\u7cfb\u7edf\uff0c\u8bde\u751f\u4e8e2004\u5e74\uff0c\u6700\u65e9\u81f4\u529b\u4e8e\u5f00\u53d1\u4e0b\u4e00\u4ee3\u9ad8 … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-279","post","type-post","status-publish","format-standard","hentry","category-k8s"],"_links":{"self":[{"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/posts\/279","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=279"}],"version-history":[{"count":3,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/posts\/279\/revisions"}],"predecessor-version":[{"id":304,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=\/wp\/v2\/posts\/279\/revisions\/304"}],"wp:attachment":[{"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=279"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=279"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.espnlol.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}