Now also released for SharePoint 2013!
This project adds a central admin page which helps you query correlation IDs over the whole SharePoint farm.
In the background, the page uses the Merge-SPLogFile powershell command to merge all the log files from all the SharePoint 2010 servers. By doing this, the correlation id gets queried on all the servers.
The group added to the central admin category "Monitoring":
The page where the query can be run:
The processing page:
The result page: