我似乎无法将pymongo连接到我创建的副本集。我收到的信息似乎没什么意义,因为我看到的不是这个。在
我先解释一下我的配置。在
基本上我有三台机器10.141.0.156,10.141.0.158,10.141.0.159
我有3个mongod实例,每个实例在不同的机器上运行,每个实例都运行:
mongod --configsvr --dbpath /mnt/sdb/ --port 27019
接下来,我将3台mongod机器添加到一个副本集中:
{
"set" : "replSet",
"date" : ISODate("2016-04-01T12:23:12.552Z"),
"myState" : 2,
"term" : NumberLong(2),
"syncingTo" : "10.141.0.158:27017",
"configsvr" : true,
"heartbeatIntervalMillis" : NumberLong(2000),
"members" : [
{
"_id" : 0,
"name" : "10.141.0.156:27017",
"health" : 1,
"state" : 2,
"stateStr" : "SECONDARY",
"uptime" : 2751,
"optime" : {
"ts" : Timestamp(1459513383, 6),
"t" : NumberLong(2)
},
"optimeDate" : ISODate("2016-04-01T12:23:03Z"),
"syncingTo" : "10.141.0.158:27017",
"configVersion" : 2,
"self" : true
},
{
"_id" : 1,
"name" : "10.141.0.158:27017",
"health" : 1,
"state" : 1,
"stateStr" : "PRIMARY",
"uptime" : 2749,
"optime" : {
"ts" : Timestamp(1459513383, 6),
"t" : NumberLong(2)
},
"optimeDate" : ISODate("2016-04-01T12:23:03Z"),
"lastHeartbeat" : ISODate("2016-04-01T12:23:11.054Z"),
"lastHeartbeatRecv" : ISODate("2016-04-01T12:23:11.579Z"),
"pingMs" : NumberLong(0),
"electionTime" : Timestamp(1459510633, 1),
"electionDate" : ISODate("2016-04-01T11:37:13Z"),
"configVersion" : 2
},
{
"_id" : 2,
"name" : "10.141.0.159:27017",
"health" : 1,
"state" : 2,
"stateStr" : "SECONDARY",
"uptime" : 2749,
"optime" : {
"ts" : Timestamp(1459513383, 6),
"t" : NumberLong(2)
},
"optimeDate" : ISODate("2016-04-01T12:23:03Z"),
"lastHeartbeat" : ISODate("2016-04-01T12:23:11.261Z"),
"lastHeartbeatRecv" : ISODate("2016-04-01T12:23:12.240Z"),
"pingMs" : NumberLong(0),
"syncingTo" : "10.141.0.158:27017",
"configVersion" : 2
}
],
"ok" : 1
}
接下来,我在第一台机器10.141.0.156上启动了mongos:
mongos --configdb replSet/10.141.0.156:27017,10.141.0.158:27017,10.141.0.159:27017 --port 27077
在这一点上,一切正常运行,我没有得到任何错误。在
然后我尝试用pymongo 3.2.1连接到副本集:
^{pr2}$当我试着读所有的键或写时,我得到:
*** ServerSelectionTimeoutError: No replica set members available for replica set name "replSet"
尽管在mongoshell中看到了副本集。在
对于replicase,您需要使用
replSet
标志启动将参与replicase;的mongod
实例。在使用configsvr选项,您将启动用于分片的配置服务器,而不是复制集。有关详细信息,请参见https://docs.mongodb.org/manual/reference/program/mongod/#bin.mongod
请参阅本教程,了解如何设置复制集:https://docs.mongodb.org/manual/tutorial/deploy-replica-set/
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