Blog.alexellis.io

How to Troubleshoot Applications on Kubernetes

WEBWhen your deployment has more than one replica, then the kubectl logs command will select only one of them, and you'll miss out on potentially important information. kubectl logs -n openfaas deploy/queue-worker. Found 2 pods, …

Actived: 6 days ago

URL: https://blog.alexellis.io/troubleshooting-on-kubernetes/

Serverless: Databases with OpenFaaS and Mongo

WEBYou consume a database as a software offering from a third-party. Serverless functions can make use of any existing database-as-a-service offerings such as Firebase Realtime Database or DynamoDB from AWS. These alternative solutions work without making breaking changes to the interfaces provided by OpenFaaS - using the platform as a …

Category: Health Go Health

Monitor your applications with Prometheus

WEBMonitor your applications with Prometheus. In this hands-on guide we will look at how to integrate Prometheus monitoring into an existing application. Monitoring an application can give you insights into how it is being used and when. More importantly you can also pre-empt potential issues. Key take aways:

Category: Health Go Health

Create an Environmental Monitoring Dashboard

WEBIn Part 1 we'll use Docker to load up a Grafana and InfluxDB instance. Log into a PC/Laptop or cloud instance. Create a docker-compose.yml file to setup a new dashboard with InfluxDB and Grafana. Then in Part 2 we'll configure each of our Raspberry Pis to push regular sensor readings to InfluxDB through Python.

Category: Health Go Health

Three ways to learn Serverless & OpenFaaS this season

WEBor subscribe via RSS with your favourite RSS reader Learn Go with my new eBook "Everyday Go" is the fast way to learn tools, techniques and patterns from real tools used in production based upon my experience of building and running OpenFaaS at scale.

Category: Health Go Health

Attach USB storage to your Raspberry Pi

WEBStep 4. Pick a mount-point. For a Linux operating system we need to pick a directory to mount our storage under. This could be almost any folder including /home/pi for instance. We'll keep things simple and pick /mnt/pidrive1. $ sudo mkdir /mnt/pidrive1. Let's test the mount point temporarily and then make things permanent.

Category: Health Go Health

Five tips to move your project to Kubernetes

WEBHere are five tips to help you move your projects to Kubernetes with learnings from the OpenFaaS community over the past 12 months. The following is compatible with Kubernetes 1.8.x. and is being used with OpenFaaS - Serverless Functions Made Simple.. Disclaimer: the Kubernetes API is something which changes frequently and you should …

Category: Health Go Health

Docker and IoT and Agile Peterborough

WEBI'll be sharing my story about how and why I built an IoT sensor network to monitor a datacenter for Dockercon 2016.You'll hear how Docker Swarm, the Raspberry Pi and Pimoroni's hardware made that possible.. Are you in town? Come along to the free event and sign up on the meet-up page below, otherwise check back for the recording from …

Category: Health Go Health