{"id":62201,"date":"2026-01-19T15:05:45","date_gmt":"2026-01-19T07:05:45","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/62201.html"},"modified":"2026-01-19T15:05:45","modified_gmt":"2026-01-19T07:05:45","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8%e6%9c%8d%e5%8a%a1%e5%99%a8-centos-7-%e4%b8%8a%e6%90%ad%e5%bb%ba-ceph-rados-%e5%88%86%e5%b8%83%e5%bc%8f%e5%ad%98%e5%82%a8%e9%9b%86%e7%be%a4%e4%b8%8e%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/62201.html","title":{"rendered":"\u5982\u4f55\u5728\u670d\u52a1\u5668 CentOS 7 \u4e0a\u642d\u5efa Ceph RADOS \u5206\u5e03\u5f0f\u5b58\u50a8\u96c6\u7fa4\u4e0e\u6027\u80fd\u8c03\u4f18\u8be6\u89e3"},"content":{"rendered":"<p>\u5728\u73b0\u4ee3\u4f01\u4e1a\u7684\u6280\u672f\u67b6\u6784\u4e2d&#xff0c;\u5206\u5e03\u5f0f\u5b58\u50a8\u7cfb\u7edf\u5df2\u7ecf\u6210\u4e3a\u5904\u7406\u5927\u6570\u636e\u548c\u9ad8\u53ef\u7528\u6027\u5b58\u50a8\u9700\u6c42\u7684\u6838\u5fc3\u6280\u672f\u4e4b\u4e00\u3002Ceph \u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684\u3001\u5f00\u6e90\u7684\u5206\u5e03\u5f0f\u5b58\u50a8\u7cfb\u7edf&#xff0c;\u5b83\u80fd\u591f\u4e3a\u6570\u636e\u5b58\u50a8\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002A5\u6570\u636e\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5728 CentOS 7 \u4e0a\u642d\u5efa Ceph RADOS (Reliable Autonomic Distributed Object Store) \u96c6\u7fa4&#xff0c;\u5e76\u8fdb\u884c\u6027\u80fd\u8c03\u4f18&#xff0c;\u4ee5\u786e\u4fdd\u96c6\u7fa4\u7684\u9ad8\u6548\u8fd0\u884c\u3002<\/p>\n<h3>1. Ceph RADOS \u7b80\u4ecb<\/h3>\n<p>Ceph \u662f\u4e00\u79cd\u5206\u5e03\u5f0f\u5b58\u50a8\u89e3\u51b3\u65b9\u6848&#xff0c;\u4f7f\u7528 RADOS \u4f5c\u4e3a\u5e95\u5c42\u5b58\u50a8\u67b6\u6784\u3002RADOS \u8d1f\u8d23\u6570\u636e\u7684\u5b58\u50a8\u3001\u6062\u590d\u3001\u590d\u5236\u3001\u6269\u5c55\u548c\u8d1f\u8f7d\u5747\u8861\u3002Ceph \u96c6\u7fa4\u4e3b\u8981\u7531\u4ee5\u4e0b\u7ec4\u4ef6\u6784\u6210&#xff1a;<\/p>\n<ul>\n<li>Ceph OSD (Object Storage Daemon): \u8d1f\u8d23\u5b58\u50a8\u6570\u636e&#xff0c;\u5904\u7406\u6570\u636e\u7684\u590d\u5236\u3001\u6062\u590d\u548c\u91cd\u5e73\u8861\u3002<\/li>\n<li>Ceph Monitor: \u7ef4\u62a4\u96c6\u7fa4\u7684\u5065\u5eb7\u72b6\u6001&#xff0c;\u7ba1\u7406\u96c6\u7fa4\u7684\u914d\u7f6e\u3002<\/li>\n<li>Ceph Manager: \u63d0\u4f9b\u96c6\u7fa4\u7684\u7ba1\u7406\u63a5\u53e3&#xff0c;\u76d1\u63a7\u96c6\u7fa4\u7684\u6027\u80fd\u3002<\/li>\n<li>Ceph MDS (Metadata Server): \u5904\u7406\u6587\u4ef6\u7cfb\u7edf\u7684\u5143\u6570\u636e&#xff08;\u5982\u76ee\u5f55\u548c\u6587\u4ef6\u4fe1\u606f&#xff09;\u3002<\/li>\n<\/ul>\n<h3>2. \u73af\u5883\u51c6\u5907<\/h3>\n<p>\u5728 CentOS 7 \u4e0a\u642d\u5efa Ceph \u96c6\u7fa4\u524d&#xff0c;\u6211\u4eec\u9700\u8981\u786e\u4fdd\u670d\u52a1\u5668\u6ee1\u8db3\u4ee5\u4e0b\u786c\u4ef6\u548c\u8f6f\u4ef6\u8981\u6c42&#xff1a;<\/p>\n<h4>\u9999\u6e2f\u670d\u52a1\u5668www.a5idc.com\u786c\u4ef6\u914d\u7f6e\u8981\u6c42<\/h4>\n<ul>\n<li>CPU: \u81f3\u5c11 4 \u6838&#xff0c;\u63a8\u8350 8 \u6838\u6216\u4ee5\u4e0a&#xff0c;\u9002\u7528\u4e8e\u5927\u89c4\u6a21\u90e8\u7f72\u3002<\/li>\n<li>\u5185\u5b58: \u81f3\u5c11 8GB&#xff0c;\u63a8\u8350 16GB \u4ee5\u4e0a&#xff0c;\u5185\u5b58\u5bf9\u4e8e Ceph \u96c6\u7fa4\u7684\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002<\/li>\n<li>\u5b58\u50a8: \u6bcf\u4e2a\u8282\u70b9\u81f3\u5c11\u6709\u4e00\u5757 SSD \u6216\u786c\u76d8\u7528\u4e8e\u5b58\u50a8\u6570\u636e&#xff0c;\u63a8\u8350\u4f7f\u7528\u4f01\u4e1a\u7ea7\u786c\u76d8\u6216 NVMe SSD \u4ee5\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n<li>\u7f51\u7edc: \u81f3\u5c11 1Gbps \u7f51\u7edc\u5e26\u5bbd&#xff0c;\u63a8\u8350 10Gbps \u7f51\u7edc&#xff0c;\u4ee5\u4fdd\u8bc1\u6570\u636e\u590d\u5236\u548c\u8bfb\u53d6\u65f6\u7684\u5e26\u5bbd\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h4>\u8f6f\u4ef6\u914d\u7f6e\u8981\u6c42<\/h4>\n<ul>\n<li>CentOS 7: \u5b89\u88c5\u5e76\u914d\u7f6e\u597d CentOS 7 \u64cd\u4f5c\u7cfb\u7edf\u3002<\/li>\n<li>Firewalld: \u786e\u4fdd\u9632\u706b\u5899\u5df2\u6b63\u786e\u914d\u7f6e&#xff0c;\u5141\u8bb8 Ceph \u96c6\u7fa4\u6240\u9700\u7684\u7aef\u53e3\u5f00\u653e\u3002<\/li>\n<li>SELinux: \u5728\u5b89\u88c5 Ceph \u4e4b\u524d&#xff0c;\u5efa\u8bae\u7981\u7528 SELinux \u6216\u8bbe\u7f6e\u4e3a\u5bbd\u677e\u6a21\u5f0f&#xff08;setenforce 0&#xff09;\u3002<\/li>\n<\/ul>\n<h3>3. \u5b89\u88c5 Ceph<\/h3>\n<h4>3.1 \u6dfb\u52a0 Ceph \u4ed3\u5e93<\/h4>\n<p>\u9996\u5148&#xff0c;\u6211\u4eec\u9700\u8981\u5c06 Ceph \u4ed3\u5e93\u6dfb\u52a0\u5230 CentOS 7 \u7cfb\u7edf\u4e2d&#xff0c;\u4ee5\u4fbf\u53ef\u4ee5\u5b89\u88c5 Ceph \u6240\u9700\u7684\u8f6f\u4ef6\u5305\u3002<\/p>\n<p><span class=\"token function\">sudo<\/span> <span class=\"token function\">wget<\/span> https:\/\/download.ceph.com\/keys\/release.asc<br \/>\n<span class=\"token function\">sudo<\/span> <span class=\"token function\">rpm<\/span> &#8211;import release.asc<br \/>\n<span class=\"token function\">sudo<\/span> <span class=\"token function\">curl<\/span> -o \/etc\/yum.repos.d\/ceph.repo http:\/\/download.ceph.com\/rpm-mimic\/el7\/noarch\/ceph.repo<\/p>\n<h4>3.2 \u5b89\u88c5 Ceph \u5de5\u5177\u5305<\/h4>\n<p>\u4f7f\u7528 yum \u5b89\u88c5 Ceph \u5de5\u5177\u5305&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> yum <span class=\"token function\">install<\/span> -y ceph-deploy ceph-common ceph ceph-radosgw<\/p>\n<h4>3.3 \u5b89\u88c5 Ceph OSD\u3001Monitor \u548c Manager<\/h4>\n<p>\u5728\u6bcf\u4e2a Ceph \u8282\u70b9\u4e0a\u5b89\u88c5 Ceph OSD\u3001Monitor \u548c Manager&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> yum <span class=\"token function\">install<\/span> -y ceph-osd ceph-mon ceph-mgr<\/p>\n<h3>4. \u914d\u7f6e Ceph \u96c6\u7fa4<\/h3>\n<h4>4.1 \u521d\u59cb\u5316 Ceph Monitor \u8282\u70b9<\/h4>\n<p>\u9009\u62e9\u4e00\u4e2a\u8282\u70b9\u4f5c\u4e3a Ceph Monitor \u8282\u70b9&#xff0c;\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u521d\u59cb\u5316\u5e76\u542f\u52a8 Ceph Monitor&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> ceph-deploy new mon-node1<\/p>\n<p>\u8fd9\u91cc mon-node1 \u662f Ceph Monitor \u8282\u70b9\u7684\u4e3b\u673a\u540d\u3002<\/p>\n<h4>4.2 \u914d\u7f6e Ceph OSD \u8282\u70b9<\/h4>\n<p>\u6dfb\u52a0 OSD \u8282\u70b9\u4ee5\u5f00\u59cb\u5b58\u50a8\u6570\u636e\u3002\u9996\u5148&#xff0c;\u5728\u6bcf\u4e2a OSD \u8282\u70b9\u4e0a\u51c6\u5907\u78c1\u76d8&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> ceph-deploy osd create &#8211;data \/dev\/sdb osd-node1<\/p>\n<p>\u5176\u4e2d \/dev\/sdb \u662f\u60a8\u9009\u62e9\u7684\u5b58\u50a8\u8bbe\u5907\u3002<\/p>\n<h4>4.3 \u914d\u7f6e Ceph Manager \u8282\u70b9<\/h4>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5728\u96c6\u7fa4\u4e2d\u6dfb\u52a0 Ceph Manager&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> ceph-deploy mgr create mgr-node1<\/p>\n<h4>4.4 \u914d\u7f6e Ceph MDS \u8282\u70b9&#xff08;\u5982\u679c\u4f7f\u7528 CephFS&#xff09;<\/h4>\n<p>\u5982\u679c\u60a8\u8ba1\u5212\u4f7f\u7528 CephFS&#xff08;Ceph \u6587\u4ef6\u7cfb\u7edf&#xff09;&#xff0c;\u5219\u9700\u8981\u5b89\u88c5\u5e76\u914d\u7f6e Ceph MDS\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6dfb\u52a0 Ceph MDS&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> ceph-deploy mds create mds-node1<\/p>\n<h3>5. \u6027\u80fd\u8c03\u4f18<\/h3>\n<p>\u5728 Ceph \u96c6\u7fa4\u914d\u7f6e\u5b8c\u6210\u540e&#xff0c;\u6027\u80fd\u8c03\u4f18\u662f\u786e\u4fdd\u96c6\u7fa4\u9ad8\u6548\u8fd0\u884c\u7684\u5173\u952e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u6027\u80fd\u8c03\u4f18\u65b9\u6cd5&#xff1a;<\/p>\n<h4>5.1 \u914d\u7f6e OSD \u6027\u80fd\u53c2\u6570<\/h4>\n<ul>\n<li>OSD \u542f\u52a8\u53c2\u6570&#xff1a;\u5728 ceph.conf \u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u53c2\u6570&#xff0c;\u4ee5\u63d0\u9ad8 OSD \u6027\u80fd\u3002<\/li>\n<\/ul>\n<p>[osd]<br \/>\nosd_memory_target &#061; 53687091200<br \/>\nosd_journal_size &#061; 4096<br \/>\nosd_max_backfills &#061; 1<br \/>\nosd_max_reads_per_sec &#061; 2000<br \/>\nosd_max_write_queue &#061; 200<\/p>\n<p>\u8fd9\u4e9b\u53c2\u6570\u7684\u8c03\u6574\u53ef\u4ee5\u4f18\u5316 OSD \u5728\u9ad8\u5e76\u53d1\u4e0b\u7684\u8bfb\u5199\u6027\u80fd\u3002<\/p>\n<h4>5.2 \u914d\u7f6e Ceph Monitor \u53c2\u6570<\/h4>\n<ul>\n<li>Ceph Monitor \u5185\u5b58\u4f18\u5316&#xff1a;Ceph Monitor \u5904\u7406\u96c6\u7fa4\u7684\u72b6\u6001\u548c\u914d\u7f6e&#xff0c;\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u53c2\u6570\u4f18\u5316\u5185\u5b58\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<p>[mon]<br \/>\nmon_cache_size &#061; 268435456<\/p>\n<h4>5.3 \u7f51\u7edc\u8c03\u4f18<\/h4>\n<p>\u786e\u4fdd Ceph \u96c6\u7fa4\u7684\u7f51\u7edc\u80fd\u591f\u652f\u6491\u5927\u89c4\u6a21\u7684\u6570\u636e\u4f20\u8f93\u3002\u4f7f\u7528 10Gbps \u6216\u66f4\u9ad8\u5e26\u5bbd\u7684\u7f51\u7edc\u8fde\u63a5&#xff0c;\u5e76\u8c03\u6574 Ceph \u914d\u7f6e\u6587\u4ef6\u4e2d\u7684\u7f51\u7edc\u8bbe\u7f6e&#xff1a;<\/p>\n<p>[global]<br \/>\npublic_network &#061; 192.168.1.0\/24<br \/>\ncluster_network &#061; 192.168.2.0\/24<\/p>\n<h4>5.4 \u786c\u76d8\u8c03\u4f18<\/h4>\n<p>Ceph OSD \u4f7f\u7528\u78c1\u76d8\u8fdb\u884c\u5b58\u50a8&#xff0c;\u9009\u62e9\u9002\u5408\u7684\u786c\u76d8\u7c7b\u578b\u548c\u78c1\u76d8\u914d\u7f6e\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u5efa\u8bae\u4f7f\u7528 SSD \u6216 NVMe \u786c\u76d8\u6765\u63d0\u9ad8\u5b58\u50a8\u6027\u80fd\u3002<\/p>\n<p>\u5728 ceph.conf \u4e2d\u914d\u7f6e OSD \u7684\u5b58\u50a8\u53c2\u6570&#xff1a;<\/p>\n<p>[osd]<br \/>\nfilestore_max_sync_interval &#061; 15<br \/>\nfilestore_max_sync_object_size &#061; 131072<\/p>\n<h3>6. \u6027\u80fd\u8bc4\u6d4b<\/h3>\n<p>\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u68c0\u67e5 Ceph \u96c6\u7fa4\u7684\u6027\u80fd&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> ceph -s<\/p>\n<p>\u8be5\u547d\u4ee4\u5c06\u8fd4\u56de Ceph \u96c6\u7fa4\u7684\u5065\u5eb7\u72b6\u6001\u3001\u4f7f\u7528\u7684\u5b58\u50a8\u7a7a\u95f4\u3001OSD \u72b6\u6001\u7b49\u4fe1\u606f\u3002<\/p>\n<p>\u6b64\u5916&#xff0c;\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b OSD \u7684\u6027\u80fd\u7edf\u8ba1&#xff1a;<\/p>\n<p><span class=\"token function\">sudo<\/span> ceph osd perf<\/p>\n<h4>\u6027\u80fd\u6570\u636e\u8868\u683c<\/h4>\n<table>\n<tr>\u76d1\u63a7\u9879\u503c<\/tr>\n<tbody>\n<tr>\n<td>Ceph Monitor \u72b6\u6001<\/td>\n<td>HEALTH_OK<\/td>\n<\/tr>\n<tr>\n<td>\u5b58\u50a8\u4f7f\u7528\u7387<\/td>\n<td>75%<\/td>\n<\/tr>\n<tr>\n<td>OSD \u6570\u91cf<\/td>\n<td>3<\/td>\n<\/tr>\n<tr>\n<td>OSD \u8bfb\u5199\u901f\u5ea6<\/td>\n<td>2000 IOPS<\/td>\n<\/tr>\n<tr>\n<td>\u7f51\u7edc\u5ef6\u8fdf<\/td>\n<td>1ms<\/td>\n<\/tr>\n<tr>\n<td>\u6570\u636e\u6062\u590d\u65f6\u95f4<\/td>\n<td>10\u79d2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>7. \u603b\u7ed3<\/h3>\n<p>A5\u6570\u636e\u5728\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728 CentOS 7 \u4e0a\u642d\u5efa Ceph RADOS \u5206\u5e03\u5f0f\u5b58\u50a8\u96c6\u7fa4&#xff0c;\u5e76\u8fdb\u884c\u4e86\u6027\u80fd\u8c03\u4f18\u3002Ceph \u63d0\u4f9b\u4e86\u4e00\u4e2a\u9ad8\u53ef\u6269\u5c55\u6027\u3001\u9ad8\u53ef\u7528\u6027\u7684\u5206\u5e03\u5f0f\u5b58\u50a8\u89e3\u51b3\u65b9\u6848&#xff0c;\u80fd\u591f\u6ee1\u8db3\u73b0\u4ee3\u4f01\u4e1a\u5bf9\u5927\u6570\u636e\u548c\u9ad8\u6027\u80fd\u5b58\u50a8\u7684\u9700\u6c42\u3002\u901a\u8fc7\u9002\u5f53\u7684\u914d\u7f6e\u548c\u8c03\u4f18&#xff0c;\u53ef\u4ee5\u663e\u8457\u63d0\u5347 Ceph \u96c6\u7fa4\u7684\u6027\u80fd&#xff0c;\u4e3a\u5404\u7c7b\u4e1a\u52a1\u63d0\u4f9b\u7a33\u5b9a\u3001\u53ef\u9760\u7684\u5b58\u50a8\u670d\u52a1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u73b0\u4ee3\u4f01\u4e1a\u7684\u6280\u672f\u67b6\u6784\u4e2d&#xff0c;\u5206\u5e03\u5f0f\u5b58\u50a8\u7cfb\u7edf\u5df2\u7ecf\u6210\u4e3a\u5904\u7406\u5927\u6570\u636e\u548c\u9ad8\u53ef\u7528\u6027\u5b58\u50a8\u9700\u6c42\u7684\u6838\u5fc3\u6280\u672f\u4e4b\u4e00\u3002Ceph \u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684\u3001\u5f00\u6e90\u7684\u5206\u5e03\u5f0f\u5b58\u50a8\u7cfb\u7edf&#xff0c;\u5b83\u80fd\u591f\u4e3a\u6570\u636e\u5b58\u50a8\u63d0\u4f9b\u9ad8\u53ef\u7528\u6027\u548c\u53ef\u6269\u5c55\u6027\u3002A5\u6570\u636e\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5728 CentOS 7 \u4e0a\u642d\u5efa Ceph RADOS (Reliable Autonomic Distributed Object Store) \u96c6\u7fa4&#xff0c;\u5e76\u8fdb\u884c\u6027\u80fd\u8c03\u4f18&#xff0c;\u4ee5\u786e\u4fdd\u96c6\u7fa4\u7684\u9ad8\u6548\u8fd0\u884c\u3002<br \/>\n1. 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