mongos> sh.status() --- Sharding Status --- sharding version: { "_id" : 1, "minCompatibleVersion" : 5, "currentVersion" : 6, "clusterId" : ObjectId("5c4737a57cc9c87e0a921cd3") } shards: { "_id" : "prod-mongodb-digitalplatform-02-shard1", "host" : "prod-mongodb-digitalplatform-02-shard1/A:27017,B:27017,C:27017", "state" : 1 } { "_id" : "prod-mongodb-digitalplatform-02-shard2", "host" : "prod-mongodb-digitalplatform-02-shard2/X:27017,Y:27017,Z:27017", "state" : 1 } active mongoses: "4.0.5" : 3 autosplit: Currently enabled: yes balancer: Currently enabled: yes Currently running: no Failed balancer rounds in last 5 attempts: 0 Migration Results for the last 24 hours: 2616 : Failed with error 'aborted', from prod-mongodb-digitalplatform-02-shard1 to prod-mongodb-digitalplatform-02-shard2 databases: { "_id" : "config", "primary" : "config", "partitioned" : true } config.system.sessions shard key: { "_id" : 1 } unique: false balancing: true chunks: prod-mongodb-digitalplatform-02-shard1 1 { "_id" : { "$minKey" : 1 } } -->> { "_id" : { "$maxKey" : 1 } } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(2, 0) { "_id" : "keychain", "primary" : "prod-mongodb-digitalplatform-02-shard1", "partitioned" : true, "version" : { "uuid" : UUID("1e25ae83-f300-4721-adcc-73d9643c5145"), "lastMod" : 1 } } keychain.keyring shard key: { "keyringId" : 1 } unique: false balancing: true chunks: prod-mongodb-digitalplatform-02-shard1 23685 too many chunks to print, use verbose if you want to force print { "keyringId" : UUID("ffda1433-4ed8-42fd-a65f-ff006f7189c7") } -->> { "keyringId" : UUID("ffda31ca-6b80-4921-b4d9-cce8f9cb1a44") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31900) { "keyringId" : UUID("ffda31ca-6b80-4921-b4d9-cce8f9cb1a44") } -->> { "keyringId" : UUID("ffda68cb-eeaf-4ed2-b2a0-08880c6b10e2") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31861) { "keyringId" : UUID("ffda68cb-eeaf-4ed2-b2a0-08880c6b10e2") } -->> { "keyringId" : UUID("ffdba7fe-b8cd-4ca3-96b5-35760c996b6c") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31819) { "keyringId" : UUID("ffdba7fe-b8cd-4ca3-96b5-35760c996b6c") } -->> { "keyringId" : UUID("ffdf4d42-3d57-5adb-0000-000000000000") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31823) { "keyringId" : UUID("ffdf4d42-3d57-5adb-0000-000000000000") } -->> { "keyringId" : UUID("ffe2f199-0488-4429-a9fb-e6ba9cdd3863") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31868) { "keyringId" : UUID("ffe2f199-0488-4429-a9fb-e6ba9cdd3863") } -->> { "keyringId" : UUID("ffe693b9-3a1f-48dd-a060-f89db0b7d193") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31904) { "keyringId" : UUID("ffe693b9-3a1f-48dd-a060-f89db0b7d193") } -->> { "keyringId" : UUID("ffea2f4a-8717-4e58-804a-9847a1e208bc") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31925) { "keyringId" : UUID("ffea2f4a-8717-4e58-804a-9847a1e208bc") } -->> { "keyringId" : UUID("ffedd08c-bd53-4e4e-a556-5ac207b8e26c") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31952) { "keyringId" : UUID("ffedd08c-bd53-4e4e-a556-5ac207b8e26c") } -->> { "keyringId" : UUID("fff24d52-7832-4aa6-984b-cd1be4ce5fef") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31953) { "keyringId" : UUID("fff24d52-7832-4aa6-984b-cd1be4ce5fef") } -->> { "keyringId" : UUID("fff26175-2c04-4585-94e6-fb15d37e422e") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31954) { "keyringId" : UUID("fff26175-2c04-4585-94e6-fb15d37e422e") } -->> { "keyringId" : UUID("fff26a3e-2149-4cb0-b1a2-1350370d588d") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31927) { "keyringId" : UUID("fff26a3e-2149-4cb0-b1a2-1350370d588d") } -->> { "keyringId" : UUID("fff29d14-b39c-430e-943e-a92f2aea97d1") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31906) { "keyringId" : UUID("fff29d14-b39c-430e-943e-a92f2aea97d1") } -->> { "keyringId" : UUID("fff2e69b-f229-44ff-9b84-d06de09b91dd") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31870) { "keyringId" : UUID("fff2e69b-f229-44ff-9b84-d06de09b91dd") } -->> { "keyringId" : UUID("fff68145-c9f1-4915-a2da-5f66d02820ad") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31910) { "keyringId" : UUID("fff68145-c9f1-4915-a2da-5f66d02820ad") } -->> { "keyringId" : UUID("fffb99c8-3726-47cb-94b5-6637a36788c0") } on : prod-mongodb-digitalplatform-02-shard1 Timestamp(1, 31911)