Category: MongoDB

Puppet ENC With MongoDB Backend

So I decided to release this bit of code I wrote which allows you to leverage mongodb as an ENC for puppet. I am not yet sure if this is a premature move or not but I plan to be using it in production in the next few weeks. I have a list of features

Backup Mongodb with LVM Snapshots

Today I decided I would write a little blog entry about how to backup mongodb using Linux LVM snapshots. I have seen a lot of questions regarding “what” is the best method to backup mongodb lately on the IRC channel #mongodb.

Ubuntu & EC2 – Device or resource busy

I’m currently in the process of writing automation to deploy replica sets of mongodb to the cloud with a single command. When attaching my EBS volumes I noticed that I was regularly getting an error that stated: mdadm: cannot open /dev/xvdf: Device or resource busy

REPLY: Goodbye MongoDB

Apparently an article written by a user with the handle MacYET is making its way around the Internet. The link is here if anyone wants to read it (link). While mongodb is a new and emerging technology it does have room for improvement. I’d like to look at what MacYET sees as the problems with

MongoDB Memory Management

As I continue to watch the community and observe which questions which are asked over and over again I feel inclined to blog about common misconceptions or misunderstandings for new mongodb users. Lately I see a trend of questions regarding how mongodb utilizes memory and memory mapped files.