Created
June 15, 2018 06:10
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A JavaScript code to set the electionTimeoutMillis to 2 seconds and stepDown the primary
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| // # rs0:PRIMARY> | |
| rs.isMaster().me | |
| // mon01:27000 | |
| var conf = rs.conf() | |
| conf.settings.electionTimeoutMillis=2000 | |
| rs.reconfig(conf) | |
| /* | |
| { | |
| "ok": 1, | |
| "operationTime": Timestamp(1529025863, 1), | |
| "$clusterTime": { | |
| "clusterTime": Timestamp(1529025863, 1), | |
| "signature": { | |
| "hash": BinData(0, "AAAAAAAAAAAAAAAAAAAAAAAAAAA="), | |
| "keyId": NumberLong(0) | |
| } | |
| } | |
| } | |
| */ | |
| rs.stepDown() | |
| /* | |
| 2018-06-15T03:52:42.042+0000 E QUERY [thread1] Error: error doing query: failed: network error while attempting to run command 'replSetStepDown' on host '127.0.0.1:27000' : | |
| DB.prototype.runCommand@src/mongo/shell/db.js:168:1 | |
| DB.prototype.adminCommand@src/mongo/shell/db.js:186:16 | |
| rs.stepDown@src/mongo/shell/utils.js:1341:12 | |
| @(shell):1:1 | |
| 2018-06-15T03:52:42.043+0000 I NETWORK [thread1] trying reconnect to 127.0.0.1:27000 (127.0.0.1) failed | |
| 2018-06-15T03:52:42.043+0000 I NETWORK [thread1] reconnect 127.0.0.1:27000 (127.0.0.1) ok | |
| */ | |
| // rs0:SECONDARY> | |
| rs.isMaster().primary | |
| // mon02:27000 |
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