If jobs in your pipeline are taking a while to run or stuck in the
running state and you're unsure why, you can check the Usage Queue to determine if that job is queued behind other running jobs.
orgname is name of the organization or username
project is the name of your repository
CIRCLE_BUILD_NUM the built-in environment variable associated with the specific build in question, which can be found in the UI
If the build was put in the usage queue, you will see the
usage_queued_at key and the time it was queued at (UTC), example:
For those on the Performance Plan getting stuck in the Usage Queue, you can request a concurrency increase by writing to firstname.lastname@example.org.