Load average measures how long is the queue of processes waiting for the CPU.
Most web applications aren't CPU intensive, rather they depend on many other services like the database, S3, ...
If a web worker is waiting for another service it should release the CPU until the service responds.
So is entirely possible that all workers are waiting for other services, your app is not responding and the CPU is free.
devsAr Inc. (http://devsar.com/) is looking to contract a part-time business developer base in San Francisco or the Bay Area.
At devsAr we build web and mobile applications for startups.
Job will basically include maintain relation with current clients, assist to events and seek for potential clients.
Rates negotiable depending on previous experience/background.
Most web applications aren't CPU intensive, rather they depend on many other services like the database, S3, ... If a web worker is waiting for another service it should release the CPU until the service responds.
So is entirely possible that all workers are waiting for other services, your app is not responding and the CPU is free.