by Vinodh Krishnaswamy | Nov 25, 2022 | Cloud, Hardware and Storage, MongoDB, Percona Software
One of the main features that I like about the Percona Operator for MongoDB is the integration with Percona Backup for MongoDB (PBM) tool and the ability to backup/restore the database without manual intervention. The Operator allows backing up the DB to... by Vinodh Krishnaswamy | Jan 7, 2022 | Cloud, Insight for DBAs, MongoDB, Storage Engine
by Vinodh Krishnaswamy | Dec 30, 2021 | Insight for DBAs, MongoDB, Storage Engine
by Vinodh Krishnaswamy | Oct 5, 2021 | Insight for DBAs, MongoDB, Monitoring, Percona Software
As a DBA, it is important to monitor a database to help us troubleshoot or to understand the health of an instance. Percona Monitoring and Management (PMM v2) is open-source and does a great job in monitoring the databases like MongoDB, MySQL, PostgreSQL, etc.In this... by Vinodh Krishnaswamy | Jun 30, 2021 | Insight for DBAs, MongoDB, Percona Software
In every new version of MongoDB, there have been a lot of changes and newly introduced features. One such change is the introduction of setDefaultRWConcern command from MongoDB 4.4. This feature has caused multi-document transaction writes to fail for one of my... by Vinodh Krishnaswamy | Mar 30, 2021 | Insight for DBAs, MongoDB
by Vinodh Krishnaswamy | Feb 9, 2021 | Insight for DBAs, Insight for Developers, MongoDB
A few weeks ago I sat down and talked about tuning MongoDB memory settings with Mike Grayson, one of our MongoDB Database Engineers here at Percona. If you have not seen the video I would recommend it. Since then I have heard from people in the community about... by Vinodh Krishnaswamy | Jan 9, 2020 | MongoDB, Percona Software
In Linux distributions, installing MongoDB for the first time using rpm/dpkg will create a conf file, dbPath, logPath and the init scripts on default paths. This includes the creation of a mongod user/group and provides mongod permissions to both the default dbPath... by Vinodh Krishnaswamy | May 21, 2019 | Cloud, MongoDB, Percona Software
In this blog post, I’ll walk through using Docker containers and discuss the advantages of using them to run multiple versions of Percona Server for MongoDB (PSMDB) instances in the same server. This is particularly useful for local testing. Lots of companies... by Vinodh Krishnaswamy | Apr 29, 2019 | Insight for DBAs, MongoDB, Webinars
Please join Percona’s Senior Support Engineer Vinodh Krishnaswamy as he presents Deep Dive In the Config Database (Shardings). Watch the Recorded Webinar In MongoDB, we know the Sharded Cluster can migrate chunks across the Shards and also route a query. But... by Vinodh Krishnaswamy | Jan 29, 2019 | Insight for DBAs, MongoDB, Percona Software, Webinars
Please join Vinodh Krishnaswamy as he presents his talk, Percona Server for MongoDB 4.0 Feature Walkthrough on January 31st, 2019, at 6:00 AM PST (UTC-8) / 9:00 AM EST (UTC-5).View the RecordingPercona Server for MongoDB is an enhanced, open source, and... by Vinodh Krishnaswamy | Jan 3, 2019 | MongoDB, Percona Software
by Vinodh Krishnaswamy | Dec 13, 2018 | Insight for DBAs, MongoDB, Percona Software
by Vinodh Krishnaswamy | Nov 1, 2018 | MongoDB, Percona Software, Security
Encryption has become an important function in the database industry, as most companies are taking extra care to keep their data safe. It is important to keep the data safe on disk as well as when it is moving in the network. This restricts any unauthorized... by Vinodh Krishnaswamy | Sep 27, 2018 | MongoDB
by Vinodh Krishnaswamy | Jul 5, 2018 | MongoDB, Percona Software
In this blog, we will see how to configure Percona Monitoring and Management (PMM) monitoring for a MongoDB cluster. It’s very simple, like adding a replica set or standalone instances to PMM Monitoring. For this example, I have used docker to create... by Vinodh Krishnaswamy | Jun 8, 2018 | Insight for DBAs, Percona Software
In this blog post, I will share with you how to set up the PMM QAN for MongoDB and the formulas behind the metrics and graphs that you see on the QAN dashboard.When one of my customers wanted to load test and understand the behavior of the queries in their MongoDB... by Vinodh Krishnaswamy | May 1, 2018 | Insight for DBAs, Insight for Developers, MongoDB
In this blog post, we’ll look at how MongoDB rollback works during replicaset failovers.In recent versions, MongoDB has provided lots of features related to replicaset and automatic failover. When it comes to failover, the next question that arises is...