{"id":27369,"date":"2024-11-24T19:20:02","date_gmt":"2024-11-24T11:20:02","guid":{"rendered":"https:\/\/fwq.ai\/blog\/?p=27369"},"modified":"2024-11-24T19:20:02","modified_gmt":"2024-11-24T11:20:02","slug":"mongodb%e4%b8%ad%e7%9a%84%e9%9b%86%e7%be%a4%e9%85%8d%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/27369\/","title":{"rendered":"mongodb\u4e2d\u7684\u96c6\u7fa4\u914d\u7f6e"},"content":{"rendered":"

mongodb\u4e2d\u7684\u96c6\u7fa4\u914d\u7f6e\uff0c\u65e0\u6cd5\u901a\u8fc7mongod.conf\u4e2d\u914d\u7f6e\uff0c\u53ea\u80fd\u5728mogo\u901a\u8fc7\u547d\u4ee4\u914d\u7f6e\uff0c\u4e0b\u9762\u4ecb\u7ecd\u4e0b\u5728mogo\u4e2d\u7684\u5b9a\u4e49\u7684config.<\/p>\n

 <\/p>\n

\u57fa\u672c\u8bed\u6cd5\uff1aconfig={\u2026.} \uff0c\u4e5f\u5c31\u662f\u8bf4config\u662f\u4e00\u4e2ajson\u7684\u6570\u7ec4\u3002\u8bf7\u6ce8\u610f\u54ea\u4e9b\u914d\u7f6e\u662f\u5fc5\u987b\u7684\u3001\u975e\u5fc5\u987b\u3001\u5efa\u8bae\u4f7f\u7528\u3001\u4e0d\u5efa\u8bae\u4f7f\u7528\u3002<\/strong><\/p>\n

_id\uff1a<\/strong>\u526f\u672c\u96c6\u7684\u540d\u79f0\uff0c\u8be5\u503c\u5fc5\u9700\u548cmongod.conf\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684 replication.replSetName \u4e00\u81f4\uff0c\u6216\u8005\u5728mongod\u542f\u52a8\u547d\u4ee4\u4e2d\u7684\u2013replSet\u4fdd\u6301\u4e00\u81f4\u3002\uff3b\u5fc5\u987b\u7684\uff3d<\/p>\n

version\uff1a<\/strong>\u590d\u5236\u96c6\u7684\u7248\u672c\u3002\uff3b\u975e\u5fc5\u987b\uff3d<\/p>\n

configsvr\uff1a<\/strong>\u5206\u7247\u96c6\u7fa4\u670d\u52a1\u7684\u590d\u5236\u96c6\uff0c\u9700\u8981\u8bbe\u7f6e\u4e3atrue\uff0c\u5426\u5219\u8bbe\u7f6e\u4e3afalse\u3002\u9ed8\u8ba4\u4e3afalse\uff0c3.2\u7248\u672c\u9ed8\u8ba4\u4e3atrue\uff0c3.4\u7248\u672c\u624d\u9ed8\u8ba4\u4e3afalse \u3002\u8fd9\u91cc\u5751\u4e86\u6211\u4e24\u5929\u3002
\n<\/strong><\/p>\n

protocolVersion\uff1a<\/strong>\u534f\u8bae\u7248\u672c\uff0c3.2\u540e\u9ed8\u8ba4\u4e3a1\uff0c\uff3b\u975e\u5fc5\u987b\uff0c\u91c7\u7528\u9ed8\u8ba4\u503c\u5373\u53ef\uff3d<\/p>\n

writeConcernMajorityJournalDefault\uff1a<\/strong>3.4\u7684\u65b0\u529f\u80fd\u8bbe\u7f6e\uff0c\u7b49\u540c\u4e8ewriteConcern\u4e2d\u8bbe\u7f6e\u7684{ w: \u201cmajority\u201d } \uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679cprotocolVersion\uff1d1\uff0c\u9ed8\u8ba4\u4e3atrue\uff0cprotocolVersion\uff1d0\uff0c\u9ed8\u8ba4\u4e3afalse<\/strong><\/p>\n

members\uff1a\u6210\u5458\u3002\u662f\u4e00\u4e2ajson\u7684\u6570\u7ec4<\/h2>\n

members[n]._id\uff1a<\/strong>_id\u662f\u4e00\u4e2a\u4ece0-255\u7684\u6574\u578b\u6570\u3002\u5728\u66f4\u65b0\u526f\u672c\u96c6\u8282\u70b9\u914d\u7f6e\u65f6\uff0c\u5c06\u7528\u5230\u8fd9\u4e2a_id\uff0c\u4e5f\u662f\u8282\u70b9\u7684\u552f\u4e00\u6807\u8bc6\u3002\uff3b\u5fc5\u987b\uff3d<\/p>\n

members[n].host\uff1a<\/strong>\u53ef\u4ee5\u662fhost\u6216\u8005IP:port\uff0c\u9ed8\u8ba4\u7aef\u53e327017 \uff3b\u5fc5\u987b\uff3d<\/p>\n

members[n].arbiterOnly<\/strong>\uff1a\u9ed8\u8ba4false\uff0c\u4ef2\u88c1\u8282\u70b9\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u65b9\u6cd5rs.addArb() \u76f4\u63a5\u6dfb\u52a0\u3002[\u975e\u5fc5\u987b]<\/p>\n

members[n].buildIndexes\uff1a<\/strong>\u9ed8\u8ba4true\uff0c\u8282\u70b9\u662f\u5426\u521b\u5efa\u7d22\u5f15\u3002\u8fd9\u4e2a\u5efa\u8bae\u8bbe\u7f6e\u4e3atrue\uff0c\u91c7\u7528\u9ed8\u8ba4\u8bbe\u7f6e\u5373\u53ef\u3002\u5982\u679c\u8be5\u503c\u8bbe\u7f6e\u4e3afalse\uff0c\u90a3\u9700\u8981\u6ce8\u610f\u540c\u65f6\u8be5\u8282\u70b9\u7684\u503cpriority\u4e5f\u9700\u8981\u8bbe\u7f6e\u4e3a0\uff0c\u5426\u5219\u6295\u7968\u5c06\u65e0\u6cd5\u521b\u5efa\u7d22\u5f15\u7684\u8282\u70b9\uff0c\u5347\u7ea7\u4e3apremary\u8282\u70b9\uff0c\u5ba2\u6237\u7aef\u7684\u60c5\u51b5\u5c06\u4f1a\u51fa\u9519\u3002<\/p>\n

members[n].hidden\uff1a<\/strong>\u8bbe\u7f6e\u4e3a\u9690\u85cf\u8282\u70b9\u3002\u5ba2\u6237\u7aef\u7684\u60c5\u51b5\u4e0d\u4f1a\u5230\u8fbe\u9690\u85cf\u8282\u70b9\uff0c\u4e0d\u7ba1readPrefence\u5982\u4f55\u8bbe\u7f6e\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u9690\u85cf\u8282\u70b9\u505a\u4e3a\u5907\u4efd\u8282\u70b9\uff0c\u5ef6\u8fdf\u8282\u70b9\u4e5f\u5c5e\u4e8e\u9690\u85cf\u8282\u70b9\u3002\uff3b\u975e\u5fc5\u987b\uff3d<\/p>\n

members[n].priority\uff1a<\/strong>\u9009\u4e3epremary\u7684\u6743\u91cd\uff0c\u9ed8\u8ba4\u503c\u662f1\uff0c\u503c\u53ef\u4ee5\u4ece1-1000\uff0c\u6539\u503c\u53ea\u662f\u4e00\u4e2a\u76f8\u5bf9\u503c\u3002\u5982\u679c\u50cf\u8ba9\u67d0\u4e00\u4e2a\u8282\u70b9\u65e0\u6cd5\u6210\u4e3a\u4e3b\u8282\u70b9\uff0c\u8be5\u503c\u8bbe\u7f6e\u4e3a0<\/p>\n

members[n].tags\uff1a<\/strong><\/p>\n

members[n].slaveDelay\uff1a<\/strong>\u8bbe\u7f6e\u5ef6\u8fdf\u8282\u70b9\uff0c\u6539\u503c\u7684\u5355\u4f4d\u662f\u79d2\u3002\u9ed8\u8ba4\u662f0<\/p>\n

members[n].votes\uff1a<\/strong>\u9ed8\u8ba4\u503c1\uff0c\u5355\u4e2a\u8282\u70b9\u7684\u6700\u5927\u6295\u7968\u6570\u3002\u526f\u672c\u96c6\u7684\u6700\u5927\u8282\u70b9\u6570\u662f50\uff0c\u4f46\u6700\u591a\u53ea\u67097\u4e2a\u6295\u7968\u8282\u70b9\uff0c\u9664\u8fd97\u4e2a\u4e4b\u5916\uff0c\u5176\u4ed6\u7684\u6295\u7968\u6570\u5e94\u8be5\u4e3a0.<\/p>\n

settings \uff1a\u8bbe\u7f6e\uff0c\u4e5f\u662f\u4e00\u4e2ajson\u7684\u6570\u7ec4\u3002<\/h2>\n

settings.chainingAllowed\uff1a<\/strong>\u9ed8\u8ba4\u4e3atrue\uff0c\u8868\u793a\u526f\u672c\u96c6\u5141\u8bb8secondary\u8282\u70b9\u4ece\u53e6\u4e00\u4e2asecondary\u8282\u70b9\u590d\u5236\u6570\u636e\u3002\u8bbe\u7f6e\u4e3afalse\uff0c\u8868\u793a\u53ea\u80fd\u4ece\u4e3b\u8282\u70b9\u590d\u5236\u6570\u636e\u3002\u6570\u636e\u4e00\u81f4\u6027\u8981\u6c42\u8f83\u9ad8\uff0c\u8bf7\u8bbe\u7f6e\u4e3afalse\uff0c\u8bbe\u7f6e\u4e3afalse\u65e0\u7591\u4f1a\u589e\u52a0\u4e3b\u8282\u70b9\u7684\u6027\u80fd\u5f00\u9500\uff0c\u8bf7\u614e\u91cd\u3002<\/p>\n

settings.heartbeatTimeoutSecs\uff1a<\/strong>\u8282\u70b9\u95f4\u7684\u5fc3\u8df3\u5ef6\u8fdf\u65f6\u95f4\u3002\u9ed8\u8ba410s\uff0c\u8d85\u8fc710s\u540e\uff0c\u5c06\u8ba4\u4e3a\u8be5\u8282\u70b9\u5931\u6548\u3002<\/p>\n

settings.electionTimeoutMillis\uff1a<\/strong>\u9ed8\u8ba410000\uff0810s\uff09\uff0c\u4e00\u65e6\u4e3b\u8282\u70b9\u5b95\u673a\uff0c\u591a\u957f\u65f6\u95f4\u9009\u4e3e\u51fa\u65b0\u7684\u4e3b\u8282\u70b9\u3002\u503c\u592a\u5927\u6545\u969c\u8f6c\u79fb\u7684\u65f6\u95f4\u8f83\u957f\uff0c\u503c\u592a\u5c0f\u9020\u6210\u7cfb\u7edf\u538b\u529b\u3002<\/p>\n

settings.heartbeatIntervalMillis\uff1a<\/strong>\u8282\u70b9\u95f4\u7684\u5fc3\u8df3\u65f6\u95f4\uff0c\u9ed8\u8ba42s<\/p>\n

\u914d\u7f6e\u5b9e\u4f8b\uff1a<\/p>\n

config={_id:\u201dwanda\u201d,configsvr:false,members:[{_id:1,host:\u201d192.168.80.121:27017\u2033,priority:10},{_id:2,host:\u201d192.168.80.122:27017\u2033,priority:5},{_id:3,host:\u201d192.168.80.123:27017\u2033,priority:0}]}<\/p>\n

rs.initiate(config)<\/p>\n

rs.add({_id:2,host:\u201d192.168.80.122:27017\u2033,priority:5})<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

mongodb\u4e2d\u7684\u96c6\u7fa4\u914d\u7f6e\uff0c\u65e0\u6cd5\u901a\u8fc7mongod.conf\u4e2d\u914d\u7f6e\uff0c\u53ea\u80fd\u5728mogo\u901a\u8fc7\u547d\u4ee4\u914d\u7f6e\uff0c\u4e0b\u9762\u4ecb\u7ecd\u4e0b\u5728mogo\u4e2d\u7684\u5b9a\u4e49\u7684config.   \u57fa\u672c\u8bed\u6cd5\uff1aconfig={\u2026.} \uff0c\u4e5f\u5c31\u662f\u8bf4config\u662f\u4e00\u4e2ajson\u7684\u6570\u7ec4\u3002\u8bf7\u6ce8\u610f\u54ea\u4e9b\u914d\u7f6e\u662f\u5fc5\u987b\u7684\u3001\u975e\u5fc5\u987b\u3001\u5efa\u8bae\u4f7f\u7528\u3001\u4e0d\u5efa\u8bae\u4f7f\u7528\u3002 _id\uff1a\u526f\u672c\u96c6\u7684\u540d\u79f0\uff0c\u8be5\u503c\u5fc5\u9700\u548cmongod.conf\u914d\u7f6e\u6587\u4ef6\u4e2d\u7684 replication.replSetName \u4e00\u81f4\uff0c\u6216\u8005\u5728mongod\u542f\u52a8\u547d\u4ee4\u4e2d\u7684\u2013replSet\u4fdd\u6301\u4e00\u81f4\u3002\uff3b\u5fc5\u987b\u7684\uff3d version\uff1a\u590d\u5236\u96c6\u7684\u7248\u672c\u3002\uff3b\u975e\u5fc5\u987b\uff3d configsvr\uff1a\u5206\u7247\u96c6\u7fa4\u670d\u52a1\u7684\u590d\u5236\u96c6\uff0c\u9700\u8981\u8bbe\u7f6e\u4e3atrue\uff0c\u5426\u5219\u8bbe\u7f6e\u4e3afalse\u3002\u9ed8\u8ba4\u4e3afalse\uff0c3.2\u7248\u672c\u9ed8\u8ba4\u4e3atrue\uff0c3.4\u7248\u672c\u624d\u9ed8\u8ba4\u4e3afalse \u3002\u8fd9\u91cc\u5751\u4e86\u6211\u4e24\u5929\u3002 protocolVersion\uff1a\u534f\u8bae\u7248\u672c\uff0c3.2\u540e\u9ed8\u8ba4\u4e3a1\uff0c\uff3b\u975e\u5fc5\u987b\uff0c\u91c7\u7528\u9ed8\u8ba4\u503c\u5373\u53ef\uff3d writeConcernMajorityJournalDefault\uff1a3.4\u7684\u65b0\u529f\u80fd\u8bbe\u7f6e\uff0c\u7b49\u540c\u4e8ewriteConcern\u4e2d\u8bbe\u7f6e\u7684{ w: \u201cmajority\u201d } \uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679cprotocolVersion\uff1d1\uff0c\u9ed8\u8ba4\u4e3atrue\uff0cprotocolVersion\uff1d0\uff0c\u9ed8\u8ba4\u4e3afalse members\uff1a\u6210\u5458\u3002\u662f\u4e00\u4e2ajson\u7684\u6570\u7ec4 members[n]._id\uff1a_id\u662f\u4e00\u4e2a\u4ece0-255\u7684\u6574\u578b\u6570\u3002\u5728\u66f4\u65b0\u526f\u672c\u96c6\u8282\u70b9\u914d\u7f6e\u65f6\uff0c\u5c06\u7528\u5230\u8fd9\u4e2a_id\uff0c\u4e5f\u662f\u8282\u70b9\u7684\u552f\u4e00\u6807\u8bc6\u3002\uff3b\u5fc5\u987b\uff3d members[n].host\uff1a\u53ef\u4ee5\u662fhost\u6216\u8005IP:port\uff0c\u9ed8\u8ba4\u7aef\u53e327017 \uff3b\u5fc5\u987b\uff3d members[n].arbiterOnly\uff1a\u9ed8\u8ba4false\uff0c\u4ef2\u88c1\u8282\u70b9\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u65b9\u6cd5rs.addArb() \u76f4\u63a5\u6dfb\u52a0\u3002[\u975e\u5fc5\u987b] members[n].buildIndexes\uff1a\u9ed8\u8ba4true\uff0c\u8282\u70b9\u662f\u5426\u521b\u5efa\u7d22\u5f15\u3002\u8fd9\u4e2a\u5efa\u8bae\u8bbe\u7f6e\u4e3atrue\uff0c\u91c7\u7528\u9ed8\u8ba4\u8bbe\u7f6e\u5373\u53ef\u3002\u5982\u679c\u8be5\u503c\u8bbe\u7f6e\u4e3afalse\uff0c\u90a3\u9700\u8981\u6ce8\u610f\u540c\u65f6\u8be5\u8282\u70b9\u7684\u503cpriority\u4e5f\u9700\u8981\u8bbe\u7f6e\u4e3a0\uff0c\u5426\u5219\u6295\u7968\u5c06\u65e0\u6cd5\u521b\u5efa\u7d22\u5f15\u7684\u8282\u70b9\uff0c\u5347\u7ea7\u4e3apremary\u8282\u70b9\uff0c\u5ba2\u6237\u7aef\u7684\u60c5\u51b5\u5c06\u4f1a\u51fa\u9519\u3002 members[n].hidden\uff1a\u8bbe\u7f6e\u4e3a\u9690\u85cf\u8282\u70b9\u3002\u5ba2\u6237\u7aef\u7684\u60c5\u51b5\u4e0d\u4f1a\u5230\u8fbe\u9690\u85cf\u8282\u70b9\uff0c\u4e0d\u7ba1readPrefence\u5982\u4f55\u8bbe\u7f6e\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u9690\u85cf\u8282\u70b9\u505a\u4e3a\u5907\u4efd\u8282\u70b9\uff0c\u5ef6\u8fdf\u8282\u70b9\u4e5f\u5c5e\u4e8e\u9690\u85cf\u8282\u70b9\u3002\uff3b\u975e\u5fc5\u987b\uff3d members[n].priority\uff1a\u9009\u4e3epremary\u7684\u6743\u91cd\uff0c\u9ed8\u8ba4\u503c\u662f1\uff0c\u503c\u53ef\u4ee5\u4ece1-1000\uff0c\u6539\u503c\u53ea\u662f\u4e00\u4e2a\u76f8\u5bf9\u503c\u3002\u5982\u679c\u50cf\u8ba9\u67d0\u4e00\u4e2a\u8282\u70b9\u65e0\u6cd5\u6210\u4e3a\u4e3b\u8282\u70b9\uff0c\u8be5\u503c\u8bbe\u7f6e\u4e3a0 members[n].tags\uff1a members[n].slaveDelay\uff1a\u8bbe\u7f6e\u5ef6\u8fdf\u8282\u70b9\uff0c\u6539\u503c\u7684\u5355\u4f4d\u662f\u79d2\u3002\u9ed8\u8ba4\u662f0 members[n].votes\uff1a\u9ed8\u8ba4\u503c1\uff0c\u5355\u4e2a\u8282\u70b9\u7684\u6700\u5927\u6295\u7968\u6570\u3002\u526f\u672c\u96c6\u7684\u6700\u5927\u8282\u70b9\u6570\u662f50\uff0c\u4f46\u6700\u591a\u53ea\u67097\u4e2a\u6295\u7968\u8282\u70b9\uff0c\u9664\u8fd97\u4e2a\u4e4b\u5916\uff0c\u5176\u4ed6\u7684\u6295\u7968\u6570\u5e94\u8be5\u4e3a0. settings \uff1a\u8bbe\u7f6e\uff0c\u4e5f\u662f\u4e00\u4e2ajson\u7684\u6570\u7ec4\u3002 settings.chainingAllowed\uff1a\u9ed8\u8ba4\u4e3atrue\uff0c\u8868\u793a\u526f\u672c\u96c6\u5141\u8bb8secondary\u8282\u70b9\u4ece\u53e6\u4e00\u4e2asecondary\u8282\u70b9\u590d\u5236\u6570\u636e\u3002\u8bbe\u7f6e\u4e3afalse\uff0c\u8868\u793a\u53ea\u80fd\u4ece\u4e3b\u8282\u70b9\u590d\u5236\u6570\u636e\u3002\u6570\u636e\u4e00\u81f4\u6027\u8981\u6c42\u8f83\u9ad8\uff0c\u8bf7\u8bbe\u7f6e\u4e3afalse\uff0c\u8bbe\u7f6e\u4e3afalse\u65e0\u7591\u4f1a\u589e\u52a0\u4e3b\u8282\u70b9\u7684\u6027\u80fd\u5f00\u9500\uff0c\u8bf7\u614e\u91cd\u3002 settings.heartbeatTimeoutSecs\uff1a\u8282\u70b9\u95f4\u7684\u5fc3\u8df3\u5ef6\u8fdf\u65f6\u95f4\u3002\u9ed8\u8ba410s\uff0c\u8d85\u8fc710s\u540e\uff0c\u5c06\u8ba4\u4e3a\u8be5\u8282\u70b9\u5931\u6548\u3002 settings.electionTimeoutMillis\uff1a\u9ed8\u8ba410000\uff0810s\uff09\uff0c\u4e00\u65e6\u4e3b\u8282\u70b9\u5b95\u673a\uff0c\u591a\u957f\u65f6\u95f4\u9009\u4e3e\u51fa\u65b0\u7684\u4e3b\u8282\u70b9\u3002\u503c\u592a\u5927\u6545\u969c\u8f6c\u79fb\u7684\u65f6\u95f4\u8f83\u957f\uff0c\u503c\u592a\u5c0f\u9020\u6210\u7cfb\u7edf\u538b\u529b\u3002 settings.heartbeatIntervalMillis\uff1a\u8282\u70b9\u95f4\u7684\u5fc3\u8df3\u65f6\u95f4\uff0c\u9ed8\u8ba42s \u914d\u7f6e\u5b9e\u4f8b\uff1a config={_id:\u201dwanda\u201d,configsvr:false,members:[{_id:1,host:\u201d192.168.80.121:27017\u2033,priority:10},{_id:2,host:\u201d192.168.80.122:27017\u2033,priority:5},{_id:3,host:\u201d192.168.80.123:27017\u2033,priority:0}]} rs.initiate(config) 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