add en pages

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Karen Bradshaw
2020-05-30 15:10:23 -04:00
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title: Poseidon-Firmament Scheduler
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The Poseidon-Firmament scheduler is an alternate scheduler that can be deployed alongside the default Kubernetes scheduler.
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## Introduction
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These downsides of pod-by-pod schedulers are addressed by batching or bulk scheduling in Poseidon-Firmament scheduler. Processing several pods in a batch allows the scheduler to jointly consider their placement, and thus to find the best trade-off for the whole batch instead of one pod. At the same time it amortizes work across pods resulting in much higher throughput.
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* See [Poseidon-Firmament](https://github.com/kubernetes-sigs/poseidon#readme) on GitHub for more information.
* See the [design document](https://github.com/kubernetes-sigs/poseidon/blob/master/docs/design/README.md) for Poseidon.
* Read [Firmament: Fast, Centralized Cluster Scheduling at Scale](https://www.usenix.org/system/files/conference/osdi16/osdi16-gog.pdf), the academic paper on the Firmament scheduling design.
* If you'd like to contribute to Poseidon-Firmament, refer to the [developer setup instructions](https://github.com/kubernetes-sigs/poseidon/blob/master/docs/devel/README.md).
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