OpenStack, Containers, and Logging

I’ve been thinking about logging in the context of OpenStack and containerized service deployments. I’d like to lay out some of my thoughts on this topic and see if people think I am talking crazy or not. There are effectively three different mechanisms that an application can use to emit log messages: Via some logging-specific API, such as the legacy syslog API By writing a byte stream to stdout/stderr By writing a byte stream to a file A substantial advantage to the first mechanism (using a logging API) is that the application is logging messages rather than bytes.
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Apache virtual host statistics

As part of a project I’m working on I wanted to get a rough idea of the activity of the Apache virtual hosts on the system. I wasn’t able to find exactly what I wanted, so I refreshed my memory of curses to bring you vhoststats. This tools reads an Apache log file (with support for arbitrary formats) and generates a dynamic bar chart showing the activity (in number of requests and bytes transferred) of hosts on the system.
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