MongoDB Community Hub

Ops and Admin Sharding

Topic	Replies	Views	Activity
Best approach for migration data from one sharded collection to another sharded collection queries , sharding , migration	3	4163	June 30, 2022
Any connection to mongoS hangs connecting , sharding	2	4751	January 7, 2021
Do i need set priority for some members in shard cluster sharding	5	3258	April 17, 2022
Explain steps moveChunk operation in config db changelog queries	5	3174	October 25, 2023
Migration failed - ConflictingOperationInProgress - Unable to start new balancer operation because this shard is currently donating chunk	3	3879	October 25, 2021
Map Reduce - shard crashes with out of memory exception performance , sharding	4	3414	March 17, 2020
High query response time for find operation in mongo 4.0.27 with mmap storage engine queries , performance	2	4404	November 20, 2022
Failed to run query after 10 retries :: caused by :: version mismatch detected sharding	2	4398	February 2, 2024
Shard cluster is not working after one shard data is lost replication , sharding	3	3712	April 4, 2022
StaleConfig 13388 - version mismatch detected for collection configuration , queries , sharding	2	4286	March 28, 2023
Shard queries timing out - Sharding status not available sharding	5	2983	May 23, 2023
Q. mongorestore error in sharded cluster	3	3651	October 26, 2021
Duplicate _id in the same collection but different shards sharding	2	4201	August 16, 2021
How to compact disk space after add new shard and rebalance? sharding	2	4036	October 21, 2020
How exactly would you fix a sharded cluster with bad distribution in a production environment sharding	3	3478	July 29, 2022
cleanupOrphaned doesn't seem to be doing what I want sharding	4	3051	October 22, 2020
Mongodb 6.0.2 - Time Series sharding sharding , containers , time-series	3	3337	November 28, 2022
Slow chunk movements when there are already MANY chunks in config database performance , sharding	3	3257	December 21, 2020
IncompleteTransactionHistory error in mongodb shard transactions	0	1136	July 6, 2023
Q. about Sharded Cluster Chunk Migration sharding	3	3183	October 4, 2022
Adding shard to existing cluster does not reduce disk size on existing shards sharding	3	3172	October 5, 2020
Persistent restart of a host in a replica set	2	3634	February 7, 2022
Slow first query on huge collection queries , performance , transactions , sharding	1	4387	October 19, 2022
How shard a collection with data inside sharded cluster MongoDB sharding	3	3100	October 7, 2022
How can I run getShardDistribution() using pymongo python , sharding	3	3095	March 19, 2025
Sharding state has not been initialized with a shardIdentity document sharding	2	3513	January 11, 2023
Mongodb migration data from a replicaset cluster (4.2 V) to a new sharding cluster (4.2 V) replication , sharding , backup , database-tools , migration	2	3456	October 5, 2022
Inconsistent index issued by "ns" field especially on _id index aggregation , indexes , sharding	0	1050	January 4, 2024
Error when add shard to cluster with mongos mongodb-shell , sharding	1	3805	August 4, 2022
Data file WiredTiger (*.wt) are high on one Mongo shard sharding	2	3094	April 29, 2020
Sharding an existing collection	2	3093	July 26, 2022
Sharding and Replica Set sharding	4	2391	September 29, 2021
Query to mongodb stuck if the cluster primary lost network (using PyMongo)	1	3755	December 7, 2021
On-Premise hot, warm, and cold storage on-premises	0	5282	April 6, 2022
Mongos Couldn't get a connection within the time limit connecting , replication , sharding , containers	1	3709	December 19, 2022
Restore of Sharded causing connections to hang with timeout sharding , backup	1	3626	November 7, 2023
Facing issue in adding shard to mongos sharding	3	2564	October 27, 2021
MongoDB config server and share0 could not start sharding , storage	1	3521	June 8, 2022
Split of chunks fails with "unable to save chunk ops" sharding	2	2841	October 7, 2020
2 Members In Replica Set listed as Primary in one for the Sharded Environment replication , sharding	2	2818	January 13, 2022
Does the chunk balancing take the SSD size into consideration?	3	2431	November 5, 2022
How to see the MongoDB Sharding progress?	2	2717	November 7, 2022
Sharding status of a collection	3	2335	July 25, 2022
Entering the danger zone: I have no choice but to edit locks collection on config db sharding	2	2691	July 16, 2021
How to setup multi-country shards sharding	2	2664	August 29, 2022
Drop un-sharded database that I faced strange error sharding	2	2663	August 24, 2022
Can queries have the compounded Shard Keys in a different order? queries	3	2298	November 5, 2022
How can I inspect the moveChunk slow performance? performance , sharding	1	3237	January 28, 2021
Availibility of non-sharded data sharding	1	3210	June 11, 2021
Best Disaster Recovery Plan in Mongo DB within sharding sharding , backup	1	3158	April 7, 2022

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