As of MongoDB 6.0, Change Streams Support Pre- and Post-Image Retrieval, DDL operations, and more! Warning - Not for Production Use (in MongoDB 4.4) MongoDB’s source code is available (t...

MongoDB 4.4 Change Streams and Experimental Pre-Image 'Support'

Working around MongoDB Stitch's "max async work queue" limit
MongoDB Stitch is a great way to build apps quickly with your data that’s already managed by MongoDB Atlas. Though these services empower you to focus on development without having to worry about i...

Identifying and Reclaiming Disk Space in MongoDB
A common question when it comes to MongoDB and the (default) storage engine (WiredTiger) is “Why is it after I removed a bunch of documents my free space didn’t increase”? The WiredTiger storage e...

MongoDB Initial Sync Progress Monitoring
Sometimes our replica set members fall off the oplog and the node needs to be resynced. When this happens, an Initial Sync is required, which does the following: Clones all databases except the...

What is MongoDB FTDC (aka. diagnostic.data)
Full Time Diagnostic Data Capture (FTDC) was introduced in MongoDB 3.2 (via SERVER-19585), to incrementally collect the results of certain diagnostic commands to assist MongoDB support with trouble...

Troubleshooting and Fixing Invariant Failure !_featureTracker on MongoDB Startup
I recently found myself troubleshooting another MongoDB startup issue due to potential corruption within a WiredTiger file. As I have previously covered this topic (see “Recovering a WiredTiger col...

Current Date Math in MongoDB Aggregations
A challenge that I’ve had in the past while working with my data in MongoDB has been how to incorporate date math into my aggregations. db.foo.insertMany([ { lastUpdated: new Date(new Date().setDa...

Technical Services Engineering at MongoDB
The goal of this post is to provide a first hand account of what it means to be a Technical Services Engineer at MongoDB, as well as what the journey getting to this point has looked like for me. ...
Hello MongoDB
As of August 13th, I am no longer a System Architect at DAC Group. I have a public post on LinkedIn that got some good traction, but to summarize it was time to move on. I’ve been a software engin...
Troubleshooting a MongoDB Performance Issue
UPDATE (2018-06-28): I actually sent a link to this article to the author of the previous blog post and in her reply she indicates that the improvements to cache management and checkpoint areas wer...
Setting up domain forwarding in hover.com
I’ve known for a long time that when you navigate to my domain directly at alexbevi.com that you would be redirected to a Hover placeholder page. I’ve meant to add a domain redirect for a long tim...
Redmine Plugin Extension and Development Still In Demand
It’s been a while since I last wrote about Redmine Plugin Extension and Development so I thought I’d give a quick update. I have been sharing sales numbers whenever possible as a way of (hopefully...
Turning an old Android Phone into a Plex Media Server + PVR
This is possibly a solution to a problem no one other than me has, but once in a while I like to challenge myself to see if something ridiculous is possible. This time around I wanted to see if I ...
Just Finished - Warcraft Adventures
Although I’m a huge fan of the point-and-click adventure genre, I’ve been primarily focusing on covering 16-bit RPGs in my spare time. I’ve still got a sizeable backlog to wade through, but when ...
Summer RPG Update 2016
I don’t really have much progress to report for the last month, so I thought I’d throw out a few of the games I’ve been working through to see if I can generate any interest in the next article ;) ...
Just Finished - Dragon Quest I
I actually finished this game around the end of June, but haven’t really had a chance to write about it until now. I’m currently sitting out by the lake at the cottage and figured it was about time...
Just Gave Up On - Shadowrun (Genesis)
UPDATE: 2016-09-05 - It was pointed out on the Reddit thread and in the comments below that I might have used a cheat which prevented finishing the game. I didn’t think I’d used one, but I think ...
Extracting Best ROM from GoodTools Generated ROM Sets
As a kid of the 80’s, I have fond memories of all the old 8-bit and 16-bit consoles that I grew up with. Although it’s easy enough to find ROMs, I tend to find myself going for the GoodTools gener...
Redmine Knowledgebase 3.2.0 Released
I haven’t been very actively involved with this plugin or the Redmine community as a whole lately, but it would seem there is a very active user-base still logging bugs and enhancing this project. ...
What's Up - May/June 2016
It’s been a while since I posted the Seiken Densetsu 3 review, so I figured as it might be a while before I get around to posting more content, I’ll just throw up a quick update. Gaming I’m cur...