MongoDB

Mongostat – A Nifty Tool for Mongo DBAs

One of the main MongoDB DBA’s task is to monitor the usage of MongoDB system and it’s load distribution. This could be needed for proactive monitoring, troubleshooting during performance degradation, root cause analysis, or capacity planning. Mongostat is a nifty tool which comes out of the box with MongoDB which provides wealth of information in…

Love Your MongoDB

mongodb

Pythian now officially supports MongoDB both as On-Demand and Managed Services offerings. Including monitoring, capacity planning, tuning and troubleshooting

Exploring Configuration Management with Ansible

What is Ansible? Ansible is a configuration management and deployment system, like Puppet, Capistrano, Fabric, and Chef. Its aim is to be radically simple and let you use your existing scripts to help with cluster configuration and software deployment whenever possible. Here are the ways that Ansible differentiates itself. Simplicity Ansible does not include a client/server…

Querying connection information in MongoDB

As with all other database platforms, daily administration and troubleshooting of MongoDB often begins with analyzing database activity. It can be helpful to see all connections from within MongoDB, which you can do by running: db.$cmd.sys.inprog.findOne({$all:1}); or db.currentOp(true); where the “true” makes the command include idle connections. But often there’s so many connections that unless…

Automatically Bring Up A New Mongod Node in AWS

One of the most desirable features of MongoDB is its ability to automatically recover from a failed node. Setting this up with AWS instances can raise challenges, depending on how you’re addressing your machines. We see many examples online of people using IP addresses in their configurations, like this: Which is fine for giving examples,…

Avoid Gotchas While Starting up with MongoDB

When starting to work with a new technology in a development or sandbox environment, we tend to run things  –  as much as possible – using their default settings.  This is completely understandable, as we’re not familiar with what all of the options are.  With MongoDB, there are some important issues you might face if…

When is MongoDB the Right Choice for Your Business? We Explore Detailed Use Cases

As part of PalominoDB’s “Mongo Month”, we’re reviewing use cases for where we’d recommend choosing MongoDB and where we’d consider other technologies. Because every environment and architecture is different, and every business has unique needs, we work carefully with clients to find the best solution for the particular challenges they face. Sometimes MongoDB or one…

When is MongoDB the right choice for your business? We explore detailed use cases.

As part of PalominoDB’s “Mongo Month”, we’re reviewing use cases for where we’d recommend choosing MongoDB and where we’d consider other technologies. Because every environment and architecture is different, and every business has unique needs, we work carefully with clients to find the best solution for the particular challenges they face. Sometimes MongoDB or one…

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