• Category Archives: MongoDB

Mongoid (MongoDB) has_many/belongs_to relation and wrong index being picked

Sometimes when you have a belongs_to relations, you may notice, that getting an owner object can be really slow. Even if you add index like this: Mongoid might not catch it. Unfortunately you can’t just explain it, since this relation is returning an object not a Mongoid::Criteria. Luckily you can just hook up to your […]

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MongoDB monitoring with Munin – Setting up Munin to work with MongoDB

To monitor MongoDB you can use many tools, some like MongoDB Management Service (MMS) are cloud based, some like Munin might be installed locally. Today we will focus on setting up Munin to monitor MongoDB. Getting started with Munin If you don’t know what Munin is, or how to install it on your platform, please […]

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