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October 12, 2023
MongoDB Queries Slow Due to Flow Control but No Replication Lag?
Have you ever encountered queries delayed by flow control but found no lagged secondaries? This article shows a possible scenario [...]
October 11, 2023
Migrate Data From Atlas to Self-Hosted MongoDB
In this blog post, we will discuss how we can migrate data from MongoDB Atlas to self-hosted MongoDB. There are [...]
October 10, 2023
Percona Server for MongoDB 7 Is Now Available
Databases are different from a lot of software. For one, they often favor stability over innovation. This is not a [...]
September 28, 2023
Replace a Live Mongo Node With a New Node
In this blog post, we will discuss replacing a Mongo node. Consider a scenario when a node is going to [...]
August 1, 2023
MongoDB Security: Top Security Concerns and Best Practices
This blog was originally published on August 10, 2020, and was updated on August 1, 2023. “I think most of [...]
July 26, 2023
Ten Recommendations for Running Your MongoDB Environment
MongoDB is a non-relational document database that provides support for JSON-like storage. It provides a flexible data model allowing you [...]
July 24, 2023
Announcing the Availability of Percona Backup for MongoDB 2.2.0
In the previous minor release, Percona Backup for MongoDB 2.1.0 (PBM) introduced a GA version of incremental physical backups, which [...]
July 10, 2023
MongoDB Version Requirements for Percona Backup for MongoDB
Percona Backup for MongoDB (PBM) is a backup utility developed by Percona to address the needs of customers and users [...]
June 29, 2023
CommitQuorum in Index Creation From Percona Server for MongoDB 4.4
Before Percona Server for MongoDB 4.4 (PSMDB), the best practice to create an index was doing it in a rolling [...]
June 27, 2023
MongoDB Monitoring With Percona Alerting in PMM
Percona Alerting was introduced in Percona Monitoring and Management (PMM) 2.31, and it brought a range of custom alerting templates [...]
May 15, 2023
MongoDB 4.2 EOL… And Its Implications
Enjoy it while it lasts, as everything has its end. It sounded a bit more cryptic than it was planned, [...]
May 9, 2023
Restoring a Snapshot of a Sharded MongoDB Cluster to a Kubernetes-Based MongoDB Environment
Many MongoDB clusters use storage-level snapshots to provide fast and reliable backups. In this blog post, you’ll learn how to [...]
April 28, 2023
Add More Security to Your Percona Server for MongoDB With AWS IAM integration!
Did you notice that Percona Server for MongoDB 6.0.5-4 was released just a few days ago? This time around, it [...]
April 26, 2023
Speeding Up Restores in Percona Backup for MongoDB
When you do a database restore, you want to have it done as soon as possible. In the case of [...]
April 17, 2023
MongoDB Best Practices: Security, Data Modeling, & Schema Design
In this blog post, we will discuss the best practices on the MongoDB ecosystem applied at the Operating System (OS) [...]
April 13, 2023
MongoDB V4.2 EOL Is Coming: How To Upgrade Now and Watch Out for the Gotchas!
MongoDB v4.2 was released in August 2019. And like previous versions, there is a time to go — and that [...]
April 10, 2023
Important Note for Users and Customers Using the Physical Backup Feature in Percona Backup for MongoDB
Percona Backup for MongoDB (PBM) is an open source, distributed, and low-impact solution for consistent backups of MongoDB sharded clusters [...]
April 3, 2023
Dealing With Chunks That “Lost Weight” in MongoDB
The life of a jumbo chunk MongoDB marks a chunk as “jumbo” when it grows past the configured maximum [...]
March 28, 2023
WiredTiger Logging and Checkpoint Mechanism
In this blog post, we will dive deep into WiredTiger’s Logging and Checkpoint mechanism. Every database system has to ensure [...]
March 27, 2023
How To Fix Oplog Restore Error: E11000 Duplicate Key Error Collection Using Percona Backup for MongoDB
‘E11000 duplicate key error’ is an error that you might have encountered during the restore process. In this blog, we [...]