ShardThinksCollectionIsUnsharded
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Description
Format
{ type: "ShardThinksCollectionIsUnsharded", description: "<string>", details: { namespace: "<string>", collectionUUID: <string>, shard: {<document>} } }
ShardThinksCollectionIsUnsharded
inconsistency documents contain the following fields:
Field | Type | Description |
---|---|---|
| string | Type of inconsistency document. Returns a value of |
| string | Describes the nature of the inconsistency found in the metadata. |
| document | Document with additional information on where the inconsistency exists in the database and sharded cluster. |
| string | Indicates the database and collection where the inconsistency exists. |
| UUID | UUID of the collection. |
| document | The shard where the inconsistency exists. |
Example
Use the db.adminCommand()
method to call the
checkMetadataConsistency
command:
db.adminCommand( { checkMetadataConsistency: 1 } )
The method returns a cursor with a batch of documents showing the inconsistencies
found in the sharding metadata. The example below shows a cursor with
a ShardThinksCollectionIsUnsharded
inconsistency document:
{ cursor: { id: Long("0"), ns: "test.$cmd.aggregate", firstBatch: [ { type: "ShardThinksCollectionIsUnsharded", description: "Shard thinks collection is unsharded while instead is currently sharded", details: { namespace: "test.authors", collectionUUID: new UUID("8c83ea89-ab6b-4ae4-91ab-813cf781284d"), shard: "shard-rs0" } } ], }, ok: 1 }