Incident troubleshooting hints with logging
You’ve been woken up with an alert and after getting to your laptop the first step is to find out what is going on. Ideally, you have quite specific alerting [...]
Visualizing server metrics with sparklines in the terminal
As part of our company random week where we work on our own project ideas, I set out to provide a new tool for every ops toolbelt – a Server [...]
Monitoring your developer health with an ANT+ sensor
The weekend just past saw the return of LeedsHack, the annual 24 hour hack and codeathon, run by the excellent team headed by Dom. The new venue (Leeds City Museum! [...]
Sysadmins prefer e-mail alerts and use iPhone more than Android
The recent Amazon EBS outage has resulted in some good analysis about EBS in general and also the design of shared storage services. Our friends are PagerDuty also did a [...]
Design decisions: graph submenu
Earlier this week we released an update to support MongoDB monitoring in Server Density. However, you may have noticed that we actually included the majority of the code for this [...]
Server monitoring plugins – monitor anything
Server Density is designed to be as easy to use as possible. Monitoring of key metrics is built into the agent out of the box to allow you to get [...]
Choosing a price for your webapp or startup using multivariate testing
This is the 3rd post in a 3 part series which has previously looked at our work and the metrics behind improvements to features (part 1) and the conversion funnel [...]
Server monitoring statistical analysis – anomaly detection
We are excited to announce a new feature for our server monitoring service, Server Density – statistical analysis. Using the data we store based on the historical behaviour of your [...]
Cloud provider support
Update 26th Jan 2010: Automatically deploying server monitoring across servers We have just released extensive cloud provider support within Server Density, our server monitoring application. On the most basic level [...]
Implementing Startup Metrics for Pirates – Part 2: Conversion Funnel
Back in October 2009 I wrote about using MixPanel for implementing startup metrics for pirates. This focused on measuring feature usage rather than actual conversion to paying customers, which is [...]