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  1. Core Server
  2. SERVER-37186

Cannot move primary from 4.0 to 3.6 shard

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    • Type: Icon: Bug Bug
    • Resolution: Won't Fix
    • Priority: Icon: Major - P3 Major - P3
    • None
    • Affects Version/s: 4.0.2
    • Component/s: Sharding
    • None
    • Sharding
    • ALL
    • Hide 
      (function() {
	"use strict";

	let st = new ShardingTest({shards: [{binVersion: "latest"}, {binVersion: "last-stable"}], 
		other: {mongosOptions: {binVersion: "last-stable"}}});
	st.stopBalancer();

        let db = st.s.getDB("test");
        let coll = db.getCollection("coll");

        assert.commandWorked(coll.insert({_id: 0}));

        assert.commandWorked(db.adminCommand({enableSharding: db.getName()}));

  	// Ensure the 4.0 shard is the primary shard.
        st.ensurePrimaryShard(db.getName(), st.shard0.shardName);

        // Test moving primary from a 4.0 shard to a 3.6 shard. This fails.
        st.ensurePrimaryShard(db.getName(), st.shard1.shardName);
    
        st.stop();
}());
      Show
      (function() { "use strict" ; let st = new ShardingTest({shards: [{binVersion: "latest" }, {binVersion: "last-stable" }], other: {mongosOptions: {binVersion: "last-stable" }}}); st.stopBalancer(); let db = st.s.getDB( "test" ); let coll = db.getCollection( "coll" ); assert .commandWorked(coll.insert({_id: 0})); assert .commandWorked(db.adminCommand({enableSharding: db.getName()})); // Ensure the 4.0 shard is the primary shard. st.ensurePrimaryShard(db.getName(), st.shard0.shardName); // Test moving primary from a 4.0 shard to a 3.6 shard. This fails. st.ensurePrimaryShard(db.getName(), st.shard1.shardName); st.stop(); }());
    • Sharding 2018-11-05

      Attempting to move primary from a 4.0 shard to a 3.6 shard fails with the following error:

      [js_test:repro] 2018-09-18T11:17:24.243-0400 c20022| 2018-09-18T11:17:24.239-0400 I SHARDING [conn23] clone failed{ operationTime: Timestamp(1537283844, 6), ok: 0.0, errmsg: "Failed to parse: { find: "coll", snapshot: true, noCursorTimeout: true, $db: "test" }. Unrecognized field 'snapshot'.", code: 9, codeName: "FailedToParse", $gleStats: { lastOpTime: { ts: Timestamp(1537283844, 6), t: 1 }, electionId: ObjectId('7fffffff0000000000000001') }, $configServerState: { opTime: { ts: Timestamp(1537283844, 4), t: 1 } }, $clusterTime: { clusterTime: Timestamp(1537283844, 6), signature: { hash: BinData(0, 0000000000000000000000000000000000000000), keyId: 0 } } }
...
[js_test:repro] 2018-09-18T11:17:24.257-0400 assert failed : {
[js_test:repro] 2018-09-18T11:17:24.257-0400 	"ok" : 0,
[js_test:repro] 2018-09-18T11:17:24.258-0400 	"errmsg" : "clone failed",
[js_test:repro] 2018-09-18T11:17:24.258-0400 	"code" : 96,
[js_test:repro] 2018-09-18T11:17:24.258-0400 	"codeName" : "OperationFailed",
[js_test:repro] 2018-09-18T11:17:24.258-0400 	"lastCommittedOpTime" : Timestamp(1537283844, 5),
[js_test:repro] 2018-09-18T11:17:24.258-0400 	"operationTime" : Timestamp(1537283844, 5),
[js_test:repro] 2018-09-18T11:17:24.258-0400 	"$clusterTime" : {
[js_test:repro] 2018-09-18T11:17:24.258-0400 		"clusterTime" : Timestamp(1537283844, 5),
[js_test:repro] 2018-09-18T11:17:24.258-0400 		"signature" : {
[js_test:repro] 2018-09-18T11:17:24.258-0400 			"hash" : BinData(0,"AAAAAAAAAAAAAAAAAAAAAAAAAAA="),
[js_test:repro] 2018-09-18T11:17:24.259-0400 			"keyId" : NumberLong(0)
[js_test:repro] 2018-09-18T11:17:24.259-0400 		}
[js_test:repro] 2018-09-18T11:17:24.259-0400 	}
[js_test:repro] 2018-09-18T11:17:24.259-0400 }
[js_test:repro] 2018-09-18T11:17:24.259-0400 doassert@src/mongo/shell/assert.js:20:14
[js_test:repro] 2018-09-18T11:17:24.259-0400 assert@src/mongo/shell/assert.js:150:9
[js_test:repro] 2018-09-18T11:17:24.259-0400 ShardingTest/this.ensurePrimaryShard@src/mongo/shell/shardingtest.js:957:9
[js_test:repro] 2018-09-18T11:17:24.259-0400 @/home/tess/repro.js:19:1
[js_test:repro] 2018-09-18T11:17:24.259-0400 @/home/tess/repro.js:1:2

            Assignee:
            backlog-server-sharding [DO NOT USE] Backlog - Sharding Team
            Reporter:
            tess.avitabile@mongodb.com Tess Avitabile (Inactive)
            Votes:
            0 Vote for this issue
            Watchers:
            7 Start watching this issue

              Created:
              Updated:
              Resolved: