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I've been bitten many times by the CFS scheduler while using containers and cgroups. What's the new scheduler? Has anyone here tried it in a production cluster?
by ntonozzi 3y ago
I've been bitten many times by the CFS scheduler while using containers and cgroups. What's the new scheduler? Has anyone here tried it in a production cluster? We're now going on two decades of wasted cores: https://people.ece.ubc.ca/sasha/papers/eurosys16-final29.pdf https://people.ece.ubc.ca/sasha/papers/eurosys16-final29.pdf.
- donaldihunter 3y agohttps://kernelnewbies.org/Linux_6.6#New_task_scheduler:_EEVDF https://kernelnewbies.org/Linux_6.6#New_task_scheduler:_EEVD...
- the8472 3y agoThe problem here isn't the scheduler. It's resource restrictions imposed by the container but the containerized process (Go) not checking the OS features used to do that when calculating the available amount of parallelism.