When working with Ansible, processing task results to extract meaningful information is often necessary. This article demonstrates how to filter attributes and extract a field from any Ansible variables / outputs.
Have you ever thought about how to read your Ceph cluster CRUSH map?
If so then this blog post is for you.
There is one of weird issue that our team had observed on the Rabbitmq, which keeps causing timeout from client side of Openstack services. We wil take Nova as an example
Lần trước bên team Sang đã migrate dịch vụ Nova sang một cụm Rabbitmq mới. Ban đầu, mọi thứ dường như khá đơn giản, nhưng lại có một vấn đề.